Ethereum Jobs

225 jobs found

1 day ago

full time
onsite/hybrid in new-york united-states

## Job Title: Wallet Operations Specialist We are looking for a **Wallet Operations Specialist** to support daily crypto wallet and transaction operations. Your main task is to check transfers, monitor transaction status, and help keep payment workflows stable. ### Responsibilities - Check incoming and outgoing transactions - Verify network, address, and fee details before sending - Track transfer status using blockchain explorers - Maintain simple reports in Excel / Google Sheets - Escalate complex cases to senior risk/ops teammates ### Minimum Requirements - Basic hands-on crypto wallet experience - Understanding of networks and fees (e.g., ERC-20, TRC-20) - Strong attention to detail - Ability to work with spreadsheets - Basic English for daily tasks **Base Salary: $160,000 - $180,000 annually** When applying, mention the word **CANDYSHOP** to show you read the job post completely.

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1 day ago

full time
onsite/hybrid in miami united-states

## Track Record by Interstice Digital You don't need a fund to start building one. **Track Record by Interstice Digital** builds the infrastructure that converts your trading returns into something allocators can act on — across crypto, perps, prediction markets, sports betting, obscure tokens, and structured products that traditional finance hasn't figured out how to price. You've been finding the alpha. Now it's time to get paid for it. **Track Record by Interstice Digital** is looking for independent traders who are ready to turn a verifiable trading history into a fundable career. We build the infrastructure that converts your returns into something allocators can actually act on. ### What this role looks like - You trade what you know across any combination of perps, prediction markets, sports betting, crypto spot and derivatives, or structured products - We timestamp and verify every trade on-chain - When your track record qualifies, we unlock compliance infrastructure, prime brokerage access, and introductions to outside capital ### What we're looking for - A documented edge in at least one asset class - Consistent returns you can stand behind - No interest in working for someone else This is not a job. It's the alternative to one. ### Responsibilities - Execute trades across one or more asset classes including perpetual futures, prediction markets, sports betting, crypto spot and derivatives, and structured products - Connect trading accounts to the Track Record platform for automated performance verification - Develop and refine a trading thesis with a repeatable edge - Manage position sizing and risk within your own defined parameters - Meet periodic performance reporting requirements ### Qualifications - Active trading experience across one or more asset classes including perpetual futures, prediction markets, sports betting, crypto spot and derivatives, or structured products - Unique trading thesis with a demonstrable edge in at least one market - Familiarity with relevant platforms and infrastructure including Binance, Bybit, OKX, Coinbase Advanced, Kraken, Hyperliquid, dYdX, GMX, Drift, Vertex, Gains Network, Aevo, Synthetix, Polymarket, Kalshi, Manifold, PrizePicks, DraftKings, FanDuel, Pinnacle, Bet365, MetaMask, Phantom, Rabby, Rainbow, Stargate, Across, Hop, LayerZero, Aave, Uniswap, Pendle, Ethena, Morpho, Maple, or Spark - Comfortable operating across Ethereum, Solana, Base, Arbitrum, Optimism, Avalanche, BNB Chain, Polygon, Sui, or Aptos - Self-directed; able to operate independently without institutional support When applying, mention the word **CANDYSHOP** to show you read the job post completely.

cryptoblockchainweb3+3 更多
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full time
onsite/hybrid in los-angeles united-states

## Entrepreneurship Opportunity in Fashion-Luxury Tech ### *(Only for US citizens based in New York City or Los Angeles)* ### Company Description - Co-Founder opportunity to build and scale an innovative customer engagement and community platform for consumer industries including fashion, luxury, beauty, and sustainability — leveraging Blockchain and AI to drive disruption. - **Rise and Fame** is transforming the way brands engage with customers through personalized experiences, meaningful interactions, and lasting emotional loyalty. - [risenfame.com](http://risenfame.com) enables businesses to launch token-powered loyalty ecosystems offering premium memberships, exclusive benefits, personalized experiences, event access, and gamified customer engagement. ### Desired Interpersonal Skills - Energetic individual, challenge seeker, interested in exploring a new entrepreneurship journey, and looking to build something disruptive and valuable. - Natural ability to connect with people and communicate new ideas effectively. - The ability to overcome obstacles and find creative solutions. - Eager to dive into the fast-paced environment of a rapidly evolving startup and driven to make an impact from day one. ### Skill Sets and Experiences We Are Looking For - Early to mid-career - Expertise in LinkedIn B2B GTM, with the ability to convert potential clients - Good with content creation and engaging with potential businesses on LinkedIn - Awareness in technologies like Web 3.0, Blockchain, NFTs, and AI (**Must**) - Experience in the fashion and luxury business (**Must**) - Connections to investors or potential business clients (**Preferable**) ### What You'll Be Driving - Define and execute the company's go-to-market (GTM) and growth strategy in the US - Open new business opportunities with fashion, luxury, and retail brands - Create engaging LinkedIn content and drive thought leadership for the brand - Represent the company at industry events and networking opportunities - Support fundraising activities like investor outreach, communicate market opportunity, traction, and long-term scalability with confidence and clarity ### Compensation Structure - Equity in the company - Salary compensation range $50K-$100K (will be included post fundraising) - Twenty-five to fifty percent profit sharing on closing sales - Successful fundraising bonus ### Commitment - 4-5 hours per day (Monday - Friday), including daily alignment meetings ### Working Environment - Open, inclusive, remote, online, flexible hours --- *When applying, mention the word **CANDYSHOP** to show you read the job post completely.*

web3blockchainnft+3 更多
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full time
onsite/hybrid in new-york united-states

## **Issuance Engineering Lead** ### **About M0** M0 is the shared infrastructure where businesses launch their own branded stablecoins and financial institutions power them. Built on a common standard, every stablecoin on M0 is interoperable and liquid from day one — giving businesses programmable control over how money moves in their ecosystems, and giving financial institutions the most advanced issuance stack in the industry. M0 is seeking an **Issuance Engineering Lead** who will play a fundamental role in shaping the future of our organization. As Issuance Engineering Lead, you will own the smart contract and backend systems that power M0 stablecoin issuance across EVM and non-EVM chains (Solana and others). You will lead and build out the team responsible for making issuance fast, safe, and capital-efficient — from on-chain programs to the backend systems, APIs, and UIs that sit on top of them. The ideal candidate is a self-driven engineering lead with strong ownership instincts and a bias for action, equally comfortable in EVM and non-EVM environments, who brings substantial expertise across blockchain applications and infrastructure and thrives in fast-paced settings. ### **Key Responsibilities** - Build and lead a high-caliber engineering team delivering on-chain programs and backend services. - Architect and ship smart contracts across EVM and non-EVM chains (Solana and others) with a high bar for precision and safety. - Mentor engineers and set the technical direction for the issuance stack. - Drive code and design reviews, raising the quality bar across the team. - Prepare codebases for third-party audits with comprehensive tests, invariants, AI-assisted review, and fuzz testing harnesses. ### **Qualifications** - 7+ years of software engineering experience shipping production DeFi and backend systems. - 2+ years leading engineering teams, or a clear track record suggesting you'll pick it up quickly. - Proven history of deploying and maintaining complex, high-precision on-chain systems in production. - Production experience writing backend systems in Rust. - Solid Solidity and EVM development experience, combined with strong familiarity with the SPL Token program, Token-2022, and Associated Token Accounts. - Experience with cross-chain messaging and bridging protocols — Wormhole NTT, LayerZero, Hyperlane, or Chainlink CCIP. ### **Nice to Have** - Prior experience at a high-growth digital assets company or DeFi protocol — ideally one handling stablecoin issuance, lending, or RWAs. - Experience with security tooling and audit workflows for EVM and non-EVM chains (Solana and others). - AI-curious and fluent — uses modern AI tooling to move faster and ship better. - Open-source contributions to on-chain programs, SDKs, or developer tooling. - Degree in computer science or a related field. ### **Compensation** - Competitive compensation (base salary with equity/token grant) commensurate with experience. ### **Benefits** - **Global team and flexibility:** Join a truly global team with the flexibility to work remotely or from one of our hubs in NYC or Berlin. - **Health and wellness:** Enjoy comprehensive healthcare insurance coverage as well as a wellbeing allowance and gym membership to support your physical and mental health. - **Customizable IT setup:** Tailor your workspace with access to top-notch IT equipment. - **Professional development:** Benefit from an annual development budget to enhance your skills and grow professionally, including opportunities to participate in conferences and on-site company events worldwide. When applying, mention the word **CANDYSHOP** to show you read the job post completely.

solidityrustsmart-contracts+7 更多
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full time
onsite/hybrid in united-states

## Product Manager – Blockchain Real Estate Platform ### Job Summary We are seeking an experienced Product Manager to lead the development and growth of a blockchain-powered real estate platform. The ideal candidate will bridge business strategy, real estate domain expertise, and blockchain technology to deliver secure, scalable, and user-centric digital property solutions. You will work closely with engineering, design, legal, compliance, marketing, and executive stakeholders to define product vision, prioritize features, and execute roadmap initiatives related to property tokenization, smart contracts, digital ownership, transactions, and decentralized infrastructure. ### Key Responsibilities #### Product Strategy & Vision - Define and execute the product roadmap for the blockchain-based real estate ecosystem. - Identify market opportunities in property technology (PropTech), tokenized assets, digital ownership, and decentralized finance (DeFi). - Translate business objectives into scalable product initiatives. - Conduct competitor analysis and user research to refine product positioning. #### Platform Development - Lead end-to-end product lifecycle management from ideation to launch. - Collaborate with engineering teams on: - Smart contract functionality - Wallet integrations - Tokenization mechanisms - Blockchain infrastructure - Transaction systems - KYC/AML workflows - Prioritize features based on business impact, technical feasibility, and user value. #### Stakeholder Management - Coordinate with: - Blockchain developers - UI/UX designers - Real estate experts - Legal and compliance teams - Marketing and sales teams - External vendors and partners - Present roadmap progress and product metrics to leadership. ### Required Qualifications - Bachelor’s degree in Business, Computer Science, Engineering, or related field. - 3–7+ years of Product Management experience. - Experience building fintech, PropTech, SaaS, or blockchain products. - Strong understanding of: - Blockchain ecosystems - Smart contracts - Tokenization - Wallets and digital assets - Decentralized applications (dApps) - Familiarity with Agile/Scrum methodologies. - Excellent communication and stakeholder management skills. - Ability to translate technical concepts into business solutions. ### Preferred Qualifications - Experience with blockchain platforms such as: - Ethereum - Polygon - Solana - Hyperledger - Understanding of: - Real estate investment workflows - Property management systems - NFT-based ownership models - DeFi protocols - Experience with Web3 tools and APIs. - Knowledge of regulatory frameworks related to digital assets and property transactions. ### Key Competencies - Strategic thinking - Problem-solving - Leadership and collaboration - User-centric mindset - Analytical decision-making - Risk assessment - Communication and negotiation skills When applying, mention the word **CANDYSHOP** to show you read the job post completely.

product-managementblockchainweb3+7 更多
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full time
remote

```markdown ## About CoW DAO **CoW DAO** is on a mission to protect Ethereum users from MEV and optimize trade execution across DeFi. We achieve this through the CoW Protocol, CoW Swap (a leading intent-based DEX aggregator), and the innovative MEV Blocker, which together help secure, aggregate, and route trades for optimal outcomes. We also fund values-aligned projects via the CoW Grants Program. CoW Protocol is consistently ranked among the top DEX aggregators by monthly volume and is the largest intent-based exchange. Our MEV Blocker protects trades from harmful MEV extraction and is integrated across the Ethereum ecosystem. The CoW AMM is the only live AMM designed to protect liquidity providers from LVR (loss-versus-rebalancing). With over **100 open-source repositories** on GitHub, we're transparent, community-driven, and deeply committed to the open-source ethos. Our real-time Dune Analytics dashboard showcases billions in cumulative trading volume and a rapidly growing user base. As we continue to scale, CoW DAO remains at the forefront of DeFi innovation, prioritizing security, efficiency, and decentralization. Learn more ## About the role *Location: We are a fully remote team, and although we hire almost globally, there is a preference for this role to be based in **Europe or remote +/- 4 hours CEST time*** *Please note* we’re not hiring from the US, Australia, or New Zealand *Position: **Full-time contractor*** We are looking for an enthusiastic, self-motivated, **Senior Backend Engineer** to help us build the next generation of decentralised trading protocols. As a dedicated backend engineer, you will gain ownership of our existing backend services and influence the creation, design, and execution of future features and products. You will work on technically challenging aspects of our off-chain services and our developer-facing APIs and help ensure the delivery of reliable and performant features to improve CoW Protocol. **Our Tech Stack** - **Backend Code:** Rust, Tokio, Cargo, Git (https://github.com/cowprotocol/services) - **Infrastructure:** Pulumi, AWS, Docker, Kubernetes, Grafana, Prometheus, Elasticsearch - **Other codebases:** Typescript, Python, Solidity ## What you will do - Architect and design our off-chain services (core auction protocol as well as the orderbook) to support feature growth and the rapidly changing requirements that come from being an application on a constantly evolving blockchain. - While your focus will be writing concurrent backend systems in Rust, you will also interact with our Smart Contracts written in Solidity and develop your understanding of auction mechanisms and DeFi protocols. - Participate in our on-call rotation to help ensure the reliability of our production systems (**on-call work is additionally compensated**). - Work closely with researchers and the product team to ship features and come up with new solutions for challenging technical problems. - Deliver high-quality code for features from concept until production (including state-of-the-art monitoring of our production systems). - Give thoughtful and in-depth code reviews of your colleagues’ contributions to our open-source codebase. ## Who you are - You have 8+ years of production experience with **systems-level programming languages**, with at least 3+ years of hands-on production experience using **Rust**. - You have **practical experience working in web3** (ideally in DeFi and the Ethereum ecosystem). - You have excellent computer science, programming, and algorithmic skills. - Experience with operating, maintaining, and architecting complex software systems. - You care deeply about the quality, readability, observability, and testability of your code. - You proactively give technical direction to improve performance, prevent issues, optimise data usage, and refactor the codebase. - You are a team player, strong communicator, and gladly share your expertise with others. - You collaborate effectively with a remote-first team on a large, open-source codebase. - Ideally, someone senior who can mentor colleagues and provide direction. - You are excited to explore and gain experience with Ethereum. ## What we can offer you - Flexible work environment: Join our hub in Lisbon or work remotely. - Token plan: Have a stake in our mission and shape the future of CoW DAO. - Periodic gatherings: Enjoy opportunities to connect with the rest of the team through regular trips. - Conference allocation: Stay up-to-date with ecosystem advancements using our conference budget. - Learning budget: Use our learning budget to support your higher ambitions. - Hardware budget: Take advantage of a hardware budget for acquiring necessary equipment. - Make an impact: You are joining a startup where you can make a huge difference. Your work matters! - Flat hierarchies mean fewer processes and bureaucracy - see more of your ideas come to life! - Flexible work and vacation times: Prioritize work-life balance through our robust flexible work policy and vacation allowance. - Growth: If you're someone who loves taking the initiative and getting things done, CoW offers lots of opportunities for your individual growth. ## Referral Program Earn 6.000 USDC or USD with the refer-to-earn program. More details here. ## Culture Life within the CoW DAO is an incredible adventure! We take pride in our collaborative approach, embracing autonomy and fostering a culture of big thinking and continuous growth. We value impact, ownership, simplicity, and team spirit. Plus, we're all about feedback, coming together, and enjoying the journey along the way! **At CoW DAO, we strive to create a space where everyone feels included and empowered. We believe that our products and services benefit from our diverse backgrounds and experiences. All qualified applicants are considered for positions regardless of race, ethnic origin, age, religion or belief, marital status, gender identification, sexual orientation, or physical ability** When applying, mention the word CANDYSHOP to show you read the job post completely. ```

rustsoliditysmart-contracts+7 更多
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full time
onsite/hybrid in united-states

## Account Executive, Crypto Native Business Unit (CNBU) **Blockdaemon** is seeking a crypto-native **Account Executive** to join the Crypto Native Business Unit (CNBU), the dedicated commercial team serving Blockdaemon's large and growing base of 300+ crypto-native customers globally. The CNBU covers exchanges, liquidity providers, custodians, protocol foundations, VC-backed projects, asset managers, payments fintechs, stablecoin companies, and other organizations built natively within the digital asset ecosystem. Blockdaemon holds institutional-grade compliance credentials, including **SOC 2 Type 2** and **ISO 27001** certifications, that very few crypto-native staking and infrastructure providers can match. In this role, you will own a named portfolio of existing accounts while actively building pipeline and winning new logos. You protect and grow your existing base through disciplined account management and multi-product expansion, converting single-product relationships into multi-product ones, while hunting for new business across the Americas and beyond. You know how staking works. You understand what a dedicated node does. You can explain an API suite to a Head of Infrastructure, a CEO, a CTO, or a Head of Product. You are motivated by owning your number and building relationships that compound over time. ### Who You Will Sell To The CNBU exclusively serves crypto-native organizations, meaning companies built for and operating natively within the digital asset ecosystem. Your customers and prospects will come from the following cohorts: - Protocol Foundations / Lenders & DeFi Operators - Crypto Native Exchanges & Liquidity Providers - Wallet Providers - VC & Investment Groups - Digital Asset Treasuries - Crypto-Native Banks & Custodians - Data & Analytics Providers - Asset Managers & ETF Issuers - Tech Providers & Developers - Payments & Stablecoin Companies - Gaming & Web3 Platforms ### Your Impact: What You Will Own #### Defend: Protect & Retain Your Book of Business - Own a named portfolio of existing crypto-native accounts with full accountability for ARR retention and renewal execution; engage accounts well ahead of contract expiry with no late-stage surprises. - Lead Monthly and Quarterly Business Reviews on a tiered cadence alongside your Technical Account Manager; serve as the senior commercial point of contact customers call when something matters. - Monitor account health signals and flag churn risk early; build save plans before deals are at risk. #### Expand: Drive Multi-Product Growth - Identify and execute cross-sell opportunities across Blockdaemon's full product suite, including **Staking**, **Dedicated Nodes**, **API Suite**, and **Earn/DeFi Stack**, using structured outreach and product-specific value propositions per cohort. - Convert single-product accounts into multi-product relationships, building expansion plays tailored to each cohort: top staking protocols for asset managers, node and API infrastructure for payments and stablecoin companies, bundled packages for crypto-native banks and custodians. - Coordinate with Product and your Technical Account Manager before making any product commitment to a customer; track all expansion conversations in Salesforce. #### Acquire: Win New Logos - Build and manage a personal pipeline of new logo opportunities across CNBU's cohorts; execute structured outbound prospecting by partnering with the marketing team. - Own the full sales cycle from prospecting through close; leverage VC and investment group relationships to access portfolio company introductions as a high-ROI pipeline channel. - Attend and actively work leading crypto industry events across the US and the Americas with pre-scheduled meetings required and pipeline tracking in Salesforce. #### Operate: Discipline & Pipeline Hygiene - Maintain accurate Salesforce hygiene across all accounts, opportunities, and activities; forecast integrity is non-negotiable. - Participate in weekly CNBU pipeline reviews; provide stage-weighted forecasts with clear next steps. ### Role Requirements #### Experience - 2–5 years of quota-carrying experience in crypto or blockchain sales or account management, with direct experience selling staking, dedicated node infrastructure, RPC/API products, DeFi or earn stack services, or crypto custody infrastructure. - Demonstrated ability to manage an existing account book, including renewing contracts, growing ARR through expansion, and protecting against competitive churn, alongside a track record of winning new logos in a B2B crypto environment. - Familiarity with at least two or three of the CNBU cohorts listed above; you should have sold to or worked within exchanges, custodians, protocols, VC groups, or asset managers. #### Technical & Domain Knowledge - Solid working knowledge of blockchain infrastructure, including how staking works, what dedicated nodes and RPC/API endpoints do, and how earn and DeFi stack products create value for crypto-native customers; able to hold credible conversations with CTOs, VPs of Engineering, Heads of Infrastructure, CEOs, and Heads of Product. - Awareness of the current market environment for digital assets and how positive regulatory momentum in the US is shaping infrastructure investment decisions; familiarity with the competitive landscape across staking, nodes, APIs, wallets, and earn/DeFi. #### Sales Skills & Behaviors - Multi-product mindset; naturally looks for the second and third product opportunity in every account conversation, not just the renewal. - High ownership mentality; proactively sources, qualifies, and progresses opportunities; organized and data-driven with an accurate forecast and strong CRM discipline. - Excellent communicator with crisp written outreach, confident on video calls, polished in executive and technical conversations; collaborative with TAMs, CSMs, Product, and Marketing while maintaining clear personal accountability for revenue outcomes. #### Nice to Have - Existing relationships within CNBU's core cohorts, particularly exchanges, custodians, VC firms, or protocol foundations. - Prior experience at a crypto infrastructure company: staking provider, node operator, API infrastructure, or custody tech. - Experience with HubSpot and Salesforce. - Comfort operating in a BU or startup-within-a-company environment where building process and executing happen simultaneously. ### Compensation & Benefits The base salary range for this position is **$125,000 - $165,000 USD** annually. The final offer will be determined based on factors including your experience, skills, qualifications, geographic location, and internal equity considerations. In addition to base salary, this role includes a competitive OTE structure, equity compensation, and a comprehensive benefits package. We offer competitive health cover, 401k, flexible paid time off, and other perks designed to support your wellbeing and professional growth. This position is remote and open to candidates located anywhere in the United States, with a preference for those on the East Coast. *Blockdaemon is committed to pay transparency and equal pay practices. We determine compensation based on role requirements, candidate qualifications, and market data—never on protected characteristics.* ### About Us We Power the Blockchain.

cryptoblockchainweb3+2 更多
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full time
onsite/hybrid in new-york united-states

## What You’ll Do You will help design, build, and operate core components of a stablecoin product, spanning on-chain smart contracts and off-chain services that ensure peg stability, liquidity, and secure payments. Working closely with product, research, and security teams, you’ll own features end-to-end—from architecture and implementation to observability and incident response. - Build and maintain smart contracts and on-chain components (Solidity, Rust, etc.) for stablecoin issuance, redemption, and peg mechanics. - Develop and scale off-chain services (backends, payment rails, oracles) that interact with blockchains and external liquidity providers. - Implement robust monitoring, alerting, and automated recovery for financial systems handling real funds. - Collaborate with cryptography, research, and security teams to implement secure protocols and threat mitigations. - Participate in design reviews, code reviews, and post-incident blameless retrospectives. - Contribute to developer tooling, testing frameworks, and CI/CD pipelines focused on blockchain deployments. ## Core Qualifications (Required) - 3+ years building production-grade backend or distributed systems (or equivalent experience in blockchain infrastructure). - Hands-on experience with smart contract development or strong understanding of smart-contract architecture (Solidity, Vyper, Rust, or similar). - Proficiency with at least one backend language (Go, Rust, Python, Node.js, Java) and experience integrating with blockchain nodes / RPCs. - Strong software engineering fundamentals: system design, testing, observability, and debugging at scale. - Solid understanding of cryptography basics, consensus mechanics, and DeFi primitives relevant to stablecoins. - Experience with secure coding practices and performing/participating in security audits. - Excellent communication skills and ability to work cross-functionally. ## Preferred Qualifications - Prior experience launching or maintaining a stablecoin, payments platform, or other production crypto-financial product. - Familiarity with oracle design, liquidity management, risk modelling, or peg stabilization mechanisms. - Experience with Layer 2 solutions, cross-chain bridges, or interoperability tooling. - Background in formal verification, fuzz testing, or running smart contract audits. - Familiarity with cloud infrastructure (AWS/GCP), containerization (Docker/Kubernetes), and infra-as-code. - Contributions to open-source blockchain projects or published research in crypto/DeFi. ## Skills & Tools - **Smart contracts:** Solidity, Rust (Ink/Anchor), Vyper - **Backend:** Go, Rust, Python, Node.js, Java - **Blockchain tooling:** Hardhat, Truffle, Foundry, ethers.js, web3.py - **Databases & caches:** Postgres, Redis - **Observability:** Prometheus, Grafana, Sentry - **CI/CD & infra:** GitHub Actions, Terraform, Docker, Kubernetes - **Security & testing:** unit/integration tests, fuzzing, static analysis, audit processes ## How to Apply Submit your resume and a brief cover letter highlighting relevant stablecoin or blockchain experience. Applicants may be asked to complete a technical assessment or share public code samples. CareerTakes may provide additional matched opportunities if you qualify. When applying, mention the word **CANDYSHOP** to show you read the job post completely. ## Equal Opportunity & Hiring Transparency CareerTakes and our client are Equal Opportunity Employers committed to building a diverse and inclusive workforce. We prohibit discrimination or harassment of any kind. To support a fair and efficient hiring process, **AI tools may be used** to assist with application review or resume screening. These tools **do not replace human decision-making**. Final hiring decisions are made by people.

solidityrustsmart-contracts+7 更多
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full time
remote worldwide

## Staff/Senior Security Engineer - DeFi **Location:** Globally Remote **Department:** Ethena Labs – Engineering **Employment Type:** Remote --- ### Who We Are and What We Are Doing Ethena Labs is actively building and deploying a suite of groundbreaking digital dollar products aiming to upgrade money into the internet era. Our flagship product, **USDe**, is a synthetic dollar backed by digital assets, and takes the novel approach of using a delta-neutral hedged basis strategy to maintain its peg. This product scaled from zero to $15 billion in 18 months. Expanding on this, **iUSDe** is designed specifically for traditional financial institutions, incorporating necessary compliance features to enable them to access the crypto-native rewards our protocol generates, in an institutional-friendly manner. Ethena has also developed **USDtb**: a fiat-backed GENIUS compliant stablecoin in partnership with BlackRock which has scaled to approximately $2 billion. These products are also offered in a whitelabel stablecoin offering where any application, chain, wallet, or exchange can launch their own stablecoin on Ethena's back-end infrastructure. Through these offerings, Ethena Labs is not just creating new financial products; we are building the foundational infrastructure for a more open, efficient, and interconnected global financial system. Open job offerings will be focused on two new major product lines coming to market in the next few months. **Join us!** --- ### The Role We're hiring a **Staff/Senior Security Engineer** to lead our signing and treasury security program across wallets and custodian accounts. This is a high-impact, mission-critical role at the core of our business. Operating within the security department, you will partner closely with our core DeFi and trading teams to provide an objective security perspective while engineering safe, streamlined operational workflows. Your mission is to own the verification layer between operator intent and signature: independently confirming destination addresses, approvals, and calldata against on-chain truth, never just what a UI displays. The work bridges complex on-chain security with daily operations, securing defensible audit trails, robust infrastructure, and controls built to scale with Ethena's growth. --- ### What You'll Do - Own the end-to-end design of our signing regime, including signer composition, thresholds, and intent communication, and continue evolving our pre-signature verification workflows for destination, calldata, and state-change confirmation. - Manage, maintain, and continuously upgrade the canonical address and contract allowlist system and the infrastructure that manages it, ensuring every whitelisting or approval action is checked against this list pre-signature, requiring documented review for any additions. - Operate and tighten real-time monitoring across wallets, custodians, and DeFi positions, keep it integrated with our SOC 2 incident-response workflows, and contribute to playbooks for evolving risk scenarios. - Run independent technical reviews of new protocol integrations and keep our risk register current as positions and dependencies evolve. - Continuously verify ERC-20 approval hygiene across the treasury, and partner with Finance on automated reconciliation between on-chain activity and accounting systems. - Own the process of producing the documentation of controls, tooling, and decisions that our auditors, underwriters, and institutional counterparties expect. --- ### What We're Looking For - **Mastery of Solidity and the EVM** – you can read arbitrary contracts and raw calldata without assistance. You are fluent in tools such as Tenderly, Foundry-based simulation, and trace analysis. - **Deep practical experience** with Gnosis Safe, Coinbase Prime, Anchorage, and Fireblocks. Strong understanding of the operational failure modes inherent in browser-based custodian extensions and hardware wallet signing flows. - **Strong practitioner-level knowledge** of DeFi protocols like Aave, Morpho, and Stargate. You understand risk parameters, oracle structures, and bridge message-passing mechanics. - **A security-first mindset** that assumes a hostile environment by default. You possess a "vigilance disposition" – you are energized by rigorous verification and are committed to maintaining safety standards even when facing operational pressure. - **Proven ability** to explain technical risks to non-technical stakeholders (COO team, executives, auditors). You are a self-starter comfortable owning infrastructure end-to-end and producing high-quality, audit-grade documentation. --- ### Why Ethena Labs? You'd be joining a group that has well established itself as one of the most successful crypto-native companies of all time, a group with a mission to revolutionize decentralized finance and its position in global finance. - Work alongside a passionate and innovative team that values collaboration and creativity. - Enjoy a flexible, remote-friendly work environment with established opportunities for personal growth and learning. If you subscribe to the mission of separating the dollar from the state, then we want to hear from you! We look forward to receiving your application and will be in touch after having a chance to review. **In the meantime, here are some links to more information about Ethena Labs to help you check us out:** - **Website** - **Twitter/X** - **LinkedIn** --- *We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.* --- **When applying, mention the word CANDYSHOP to show you read the job post completely.**

securitydefiweb3+6 更多
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full time
remote worldwide

## Consensys Consensys is the leading blockchain and web3 software company founded by Joe Lubin, CEO of Consensys and Co-Founder of Ethereum. Since 2014, Consensys has been at the forefront of innovation, pioneering technological developments within the web3 ecosystem. Through our product suite, including the MetaMask platform, Infura, Linea, Diligence, and our NFT toolkit Phosphor, we have become the trusted collaborator for users, creators, and developers on their path to build and belong in the world they want to see. Whether building a dapp, an NFT collection, a portfolio, or a better future, the instinct to build is universal. Consensys inspires and champions the builder instinct in everyone by making web3 universally easy to use and develop on. Our mission is to unlock the collaborative power of communities by making the decentralized web universally easy to access, use, and build on. You’ll get to work on the tools, infrastructure, and apps that scale these platforms to onboard one billion participants and 5 million developers. You’ll be constantly exposed to new concepts, ideas, and frameworks from your peers, and as you work on different projects — challenging you to stay at the top of your game. You’ll join a network of builders that reaches the edge of our ecosystem. Consensys alumni have moved on to become tech entrepreneurs, CEOs, and team leads at tech companies. ## About MetaMask MetaMask is building a future where users can unlock the full product stack through a single, seamless identity experience, enabling access to all features with trust, safety, and minimal friction. Today, identity verification is fragmented across several product and onboarding experiences. Users are repeatedly asked to verify themselves across different services, creating unnecessary friction, inconsistent outcomes, and degraded trust. **Universal KYC (UKYC)** is a new initiative to solve this problem by creating a **single, reusable identity layer** across MetaMask. At the centre of this is **MetaMask Passport**, a product designed to enable users to verify once and unlock multiple experiences across the MetaMask ecosystem. This role sits at the intersection of **platform and product experience**. You will define the primitives, standards, and user journeys that make identity verification seamless, privacy-conscious, and globally compliant. ## What You’ll Do You will own the vision and roadmap for Universal KYC and MetaMask Passport, defining how a reusable identity layer unlocks the broader MetaMask product stack. You will build the underlying identity platform, creating scalable verification primitives and standards that can be adopted across products. In parallel, you will design a seamless, low-friction KYC experience that reduces time-to-first-transaction while maintaining compliance integrity. You will drive adoption across MetaMask by partnering closely with internal teams to integrate a consistent identity layer, while balancing privacy, trust, and global regulatory requirements. Throughout, you will lead execution end-to-end, aligning cross-functional teams and delivering measurable outcomes. ## What We Are Looking For - Proven experience building or scaling **identity verification (IDV), KYC, or onboarding products** - Strong background in **fintech**, ideally with exposure to **Web3** - Hands-on experience working with **identity verification providers (IDV vendors)** such as Sumsub, Veriff, Onfido, Persona, or Stripe Identity - Familiarity with **compliance workflows**, including KYC, KYB, and customer due diligence (CDD) processes - Track record of delivering **platform products adopted across multiple teams** - Ability to operate across both **technical systems and user experience** ## What Success Looks Like - Increased KYC completion rates and reduced onboarding friction - Reduced time-to-first-transaction across KYC-gated flows - Increased reuse of verified identity across products - Improved transaction success rate through consistent verification outcomes - Strong user trust with minimal friction and compliant execution ## Attributes That Will Make You Stand Out - First-principles thinker with strong product judgment - Deep user empathy with a focus on reducing friction and cognitive load - Strong understanding of trust, privacy, and compliance trade-offs - Clear, structured communicator who drives alignment and momentum - High ownership and ability to operate in ambiguity ## Why This Role Matters Universal KYC is a foundational unlock for MetaMask, enabling users to move from fragmented, repetitive identity verification to a seamless, reusable experience across the entire product stack. It establishes a scalable, privacy-conscious identity layer that strengthens user trust while meeting global compliance requirements. This is a high-leverage role at the intersection of access, trust, and growth, critical to unlocking the next phase of MetaMask’s evolution. Don't meet all the requirements? Don't sweat it. We’re passionate about building a diverse team of humans and as such, if you think you've got what it takes for our chaotic-but-fun, remote-friendly, start-up environment—apply anyway, detailing your relevant transferable skills in your cover letter. While we have a pretty good idea of what we need, we're ready for you to challenge our thinking on who needs to be in this role. It is a requirement of employment in this position that applicants will be required to submit to background checks including but not limited to employment, education and criminal record checks. Further details will be provided to applicants that successfully meet the criteria for the position as determined by the company in its sole discretion. By submitting an application for employment, you are acknowledging and consenting to this requirement. ## US Pay Range *The salary range for US-based candidates only will be determined throughout the interview process depending on experience and skills.* **US pay range (not including bonus, equity or other benefits):** $130,000 — $187,000 USD ## Our Commitment to Diversity In the rapidly evolving Web3 space, we believe that everyone is a builder. This expansive paradigm requires a range of backgrounds, talents, skills, and experiences to influence and shape the future. At Consensys, this diversity fuels our ability to shift control and redefine the realm of possibility. We are committed to ensuring that our technology empowers people and communities with economic and political agency through decentralized technologies. We welcome the range of perspectives and differences and celebrate them. We're excited to see how your unique skills as a builder can contribute to our vision, drive innovation, and help us shape a more inclusive Web3. Consensys is an equal opportunity employer. All employment decisions are made without regard to race, color, national origin, ancestry, sex, gender, gender identity or expression, sexual orientation, age, genetic information, religion, disability, medical condition, pregnancy, marital status, or any other protected characteristic.

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