Polygon Labs

Senior Engineer

Polygon Labs

24 days ago

## About Polygon Labs Polygon Labs is a global blockchain payments company building and operating infrastructure to move money instantly, reliably, and at internet scale, with the mission to move all money onchain. It is building the **Polygon Open Money Stack**, an open and integrated stack of services and technologies to instantly and reliably move money anywhere, and put it to work. Its infrastructure has facilitated trillions of dollars in onchain value transfer and supported millions of transactions daily for some of the globe's largest banks, fintechs, enterprises, and consumer applications. ## Your Role As a **Senior Engineer** on the PoS Engineering team at Polygon Labs, you’ll focus on strengthening the peer-to-peer networking capabilities across all three of our core clients—Bor, Erigon, and Heimdall. This role is ideal for someone passionate about distributed systems and low-level networking, who wants to solve complex stability and connectivity challenges at scale. Working closely with a high-caliber team of engineers across time zones, you will play a key role in ensuring the network reliability and performance of the Polygon PoS chain. You’ll take ownership of diagnosing and resolving hard-to-find issues in our peer-to-peer layer and will help us evolve our network topology to meet the next phase of growth. ## Your Responsibilities - Design, implement, and optimize peer-to-peer networking components in the Bor, Erigon, and Heimdall clients. - Analyze and improve network stability by identifying peering bottlenecks, protocol edge cases, or propagation inefficiencies. - Investigate incidents and contribute to root cause analysis (RCA) efforts related to network partitions, peer discovery failures, or gossip performance issues. - Collaborate closely with internal protocol and infra teams to align client behavior with network goals. - Contribute to client documentation and architecture discussions around networking layers and system resilience. - Stay up to date with trends and developments in distributed systems and peer-to-peer infrastructure. ## What You’ll Need - 5+ years of experience in systems or infrastructure engineering, ideally working on distributed systems or blockchain clients. - Deep expertise in **Go (Golang)**, with strong knowledge of networking libraries, protocols (TCP/UDP), and debugging tools. - Demonstrated ability to solve complex problems in live production systems with a proactive, ownership-first mindset. - Experience working on peer-to-peer networking protocols or low-level infrastructure systems. - Comfortable working in a remote, asynchronous environment across time zones (EMEA, East Coast US, or South America preferred). ## Preferred Qualifications - Prior experience working on blockchain or decentralized network infrastructure. - Familiarity with the Ethereum ecosystem and Polygon PoS architecture. - Exposure to multiple client implementations and consensus protocols. - Strong written communication skills, especially around documenting technical findings or incident reviews. ## Polygon Labs Perks The goal of the Polygon Labs total rewards program is to support the health and well-being of you and your family. Our comprehensive compensation plan includes the following benefits for our full time employees: - Remote first global workforce - Industry leading Medical, Dental and Vision health insurance** - Company matching 401k with 3% match - $1,500 Home Office Set Up Allowance (life-time max) - $200 Annual Book Allowance Program - $75 Monthly internet or phone reimbursement - Flexible Time Off - Company issued laptop - Egg freezing, mental health, and employee wellness benefits **In certain countries medical, dental and vision is fully covered for employees and their dependents. This is country and plan specific. *401k is for United States employees only Polygon Labs is committed to a diverse and inclusive workplace and is an equal opportunity employer. We do not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. Polygon Labs is committed to treating all people in a way that allows them to maintain their dignity and independence. We believe in integration and equal opportunity. Accommodations are available throughout the recruitment process and applicants with a disability may request to be accommodated throughout the recruitment process. We will work with all applicants to accommodate their individual accessibility needs. If you think you have what it takes, but don't necessarily meet every single point on the job description, please still get in touch. We'd love to have a chat and see if you could be a great fit. ## Learn More about Polygon Labs Website | Twitter | Developer Twitter | Telegram | Reddit | Discord | Instagram | Facebook | LinkedIn *When applying, mention the word **CANDYSHOP** to show you read the job post completely.*

Senior Engineering Manager, Payments

Polygon Labs

26 days ago

## About Polygon Labs Polygon Labs is a global blockchain payments company building and operating infrastructure to move money instantly, reliably, and at internet scale, with the mission to move all money onchain. It is building the **Polygon Open Money Stack**, an open and integrated stack of services and technologies to instantly and reliably move money anywhere, and put it to work. Its infrastructure has facilitated trillions of dollars in onchain value transfer and supported millions of transactions daily for some of the globe's largest banks, fintechs, enterprises, and consumer applications. ## Your Role Do you want to build the future of payments from the ground up? As a **Senior Engineering Manager – Payments**, you will lead the team responsible for realizing Polygon Labs’ vision of On-Chain Money and the Open Money Stack. You will be at the forefront of transforming Polygon Labs into a true payments platform - designing, architecting, and delivering a modern payment system that brings fiat and digital assets together in powerful, enterprise-ready ways. This is a rare opportunity to build a greenfield payments platform at the intersection of fintech and blockchain - unconstrained by legacy architecture, empowered by automation, and surrounded by a collaborative, fast-moving, and remote-first team. ## Your Responsibilities - Lead the buildout of a modern payments application from the ground up, working closely with the Head of Payments Engineering. - Manage and mentor engineers and DevOps teams focused on delivering scalable and reliable payment capabilities. - Collaborate cross-functionally with Product, Compliance, and Infrastructure teams to define and deliver enterprise-grade payment solutions. - Drive architecture and development across both fiat and blockchain-based payment systems. - Instill a strong engineering culture focused on automation, ownership, security, and operational excellence. - Stay ahead of the curve on blockchain innovation in the payments space and integrate emerging standards into the product roadmap. ## What You’ll Need - 10+ years of experience in payments engineering, ideally spanning both traditional finance and digital assets. - Proven experience managing senior engineering teams and building high-throughput, low-latency, mission-critical transaction systems. - Deep expertise in designing microservices-based architectures, including service mesh and event-driven systems (e.g. Kafka, Axon, cloud-native pub/sub). - Proficient in one or more backend languages (Java, Go, Python) and frameworks like Spring Boot, with strong understanding of active thread management for synchronous flows. - Experience with both synchronous and asynchronous integration patterns (REST, gRPC, pub-sub) for enterprise-scale partner integrations. - Strong architectural understanding of cloud-native systems on AWS and/or GCP, including edge networking (e.g. CDN, API gateways) through to internal subnet topology. - Hands-on experience with database and caching technologies including PostgreSQL, MongoDB, ElasticSearch, Redis, and Hazelcast. - Solid understanding of data architecture patterns, including data lakes, data warehouses (e.g. Snowflake, Databricks) and event-based ingestion pipelines. - Strong understanding of both centralized and decentralized payment infrastructure, including traditional rails (ACH, SEPA, card networks) and blockchain-based flows (wallets, custody, stablecoins). - Track record of delivering compliant, secure systems in regulated environments, with an understanding of KYC, AML, and other key controls. - Excellent communication and leadership skills, with the ability to align and influence technical and non-technical stakeholders. ## Preferred Qualifications - Experience working in fintech, neobanks, or real-time transaction processing environments. - Experience with stablecoins, CBDCs, or tokenized assets. - Hands-on exposure to Ethereum or other smart contract platforms. - Experience working with global regulators or participating in payment certification processes. - Deep knowledge of cloud-native, event-driven, and distributed system architectures. - Passion for automation, developer productivity, and engineering excellence. ## Polygon Labs Perks The goal of the Polygon Labs total rewards program is to support the health and well-being of you and your family. Our comprehensive compensation plan includes the following benefits for our full-time employees: - Remote first global workforce - Industry-leading Medical, Dental and Vision health insurance** - Company matching 401k with 3% match - $1,500 Home Office Set Up Allowance (lifetime max) - $200 Annual Book Allowance Program - $75 Monthly internet or phone reimbursement - Flexible Time Off - Company issued laptop - Egg freezing, mental health, and employee wellness benefits **In certain countries medical, dental and vision is fully covered for employees & their dependents. This is country and plan specific. *401k is for United States employees only* Polygon Labs is committed to a diverse and inclusive workplace and is an equal opportunity employer. We do not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. Polygon Labs is committed to treating all people in a way that allows them to maintain their dignity and independence. We believe in integration and equal opportunity. Accommodations are available throughout the recruitment process and applicants with a disability may request to be accommodated throughout the recruitment process. We will work with all applicants to accommodate their individual accessibility needs. If you think you have what it takes, but don’t necessarily meet every single point on the job description, please still get in touch. We’d love to have a chat and see if you could be a great fit. ## Learn More about Polygon Labs Website | Twitter | Developer Twitter | Telegram | Reddit | Discord | Instagram | Facebook | LinkedIn *When applying, mention the word **CANDYSHOP** to show you read the job post completely.*

Lead Solutions Engineer

Polygon Labs

40 days ago

## About Polygon Labs Polygon Labs is a software development company building and developing a network of aggregated blockchains via the Agglayer, secured by Ethereum. As public infrastructure, the Agglayer will bring together user bases and liquidity for any connected chain, and leverage Ethereum as a settlement layer. Polygon Labs has also contributed to the core development of several widely-adopted scaling protocols and tools for launching blockchains, including Agglayer CDK, Polygon PoS & Katana. ## Your Role We're hiring a lead, hands-on **Solutions Engineer** to support our payments and financial infrastructure products. You will operate at the intersection of product, engineering, & BD. Your role will be to translate complex, legacy payments systems and customer constraints into clear, workable integrations using Polygon’s payments stack and broader Web3 infrastructure. This is not a pure sales role and not a pure engineering role. You are expected to independently scope integrations, unblock deals, and guide customers through ambiguity. ## Your Responsibilities ### Pre-Sales Solutions Engineering - Support BD in late-stage deals and technical evaluations - Lead technical discovery with customers, focusing on complex legacy payments, fund flows, and compliance - Align customer business models (tradfi, fintech, platforms, embedded finance, global payments) with scalable payment architectures - Translate customer business and system requirements into implementation plans - Design and explain integrations for: - Wallets - Payments APIs - KYC/KYB, onboarding, risk, and compliance - Widgets, SDKs, hosted components, and embedded payment experiences - Develop reference architectures, integration diagrams, payment flow documentation, and technical walkthroughs - Serve as the technical authority in customer discussions when needed - Demonstrate expertise in payment authorization rates, conversion optimization, and transaction success metrics ### Integration & Deal Shaping - Identify gaps between current product capabilities and customer needs - Clearly separate what exists, what’s on the roadmap (and can be accelerated), and what requires custom or speculative development - Clarify ambiguous customer requests into clear, marketable technical scopes - Negotiate tradeoffs with customers to close deals when requirements don’t fully align - Collaborate with Sales to resolve payment integration risks early and unblock deals - Work with Product and Engineering to guide roadmap decisions based on customer demand - Influence pricing, limits, and launch phases based on technical constraints ### Technical Execution - Build lightweight prototypes, middleware, or example implementations where helpful - “Vibe code” small systems or applets to rapidly prototype and unblock integrations or demonstrate feasibility - Read and reason about customer codebases, API specs, and architecture diagrams - Help customers understand how to integrate with modern systems when their internal infrastructure is outdated or rigid - Anticipate scale, failure modes, and operational complexity in production payments systems ### Post-Sales - Support initial customer implementations and early production issues - Act as a technical escalation point when integrations hit complexity - Help define what scalable post-sales support should look like over time ## What You'll Need - Strong background in payments, fintech, or financial infrastructure - Hands-on familiarity with fund flows, settlement, reconciliation, disputes, and money movement - Deep familiarity with legacy payment systems, fund flows, and real-world integration constraints - Prior experience in Solutions Engineering, Sales Engineering, or highly technical pre-sales roles at payments companies - Proven ability to operate independently with minimal guidance - Strong customer empathy and the ability to explain complex systems clearly - Comfortable coding and building small technical solutions or prototypes - Solid understanding of APIs, webhooks, payment integrations, and system architecture - Distributed systems experience helpful but not required ## Preferred Qualifications - Experience working with wallets, on-chain payments, or blockchain-based infrastructure - Knowledge of global payment regulations (PSD2, SCA, Open Banking) - Exposure to regulated environments and compliance-driven system design - Experience working across time zones and with globally distributed teams ## Polygon Labs Perks The goal of the Polygon Labs total rewards program is to support the health and well-being of you and your family. Our comprehensive compensation plan includes the following benefits for our full time employees: - Remote first global workforce - Industry leading Medical, Dental and Vision health insurance** - Company matching 401k with 3% match - $1,500 Home Office Set Up Allowance (life-time max) - $200 Annual Book Allowance Program - $75 Monthly internet or phone reimbursement - Flexible Time Off - Company issued laptop - Egg freezing, mental health, and employee wellness benefits **In certain countries medical, dental and vision is fully covered for employees & their dependents. This is country and plan specific. *401k is for United States employees only* Polygon Labs is committed to a diverse and inclusive workplace and is an equal opportunity employer. We do not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. Polygon Labs is committed to treating all people in a way that allows them to maintain their dignity and independence. We believe in integration and equal opportunity. Accommodations are available throughout the recruitment process and applicants with a disability may request to be accommodated throughout the recruitment process. We will work with all applicants to accommodate their individual accessibility needs. If you think you have what it takes, but don't necessarily meet every single point on the job description, please still get in touch. We'd love to have a chat and see if you could be a great fit. **Learn More about Polygon Labs** **Website | Twitter | Telegram | Reddit | Discord | Instagram | Facebook | LinkedIn** When applying, mention the word **CANDYSHOP** to show you read the job post completely.

Corporate Controller

Polygon Labs

68 days ago

## About Polygon Labs Polygon Labs is a software development company building and developing a network of aggregated blockchains via the Agglayer, secured by Ethereum. As public infrastructure, the Agglayer will bring together user bases and liquidity for any connected chain, and leverage Ethereum as a settlement layer. Polygon Labs has also contributed to the core development of several widely-adopted scaling protocols and tools for launching blockchains, including Agglayer CDK, Polygon PoS & Katana. ## Your Role We are seeking a highly skilled and detail-oriented **Technical Accounting Director / Corporate Controller** to lead our technical accounting, GAAP compliance, audit readiness, audit and financial reporting framework as we scale our digital asset operations. This role will serve as the organization’s primary authority on accounting standards and financial controls, ensuring accuracy, transparency, and compliance across a rapidly evolving business. ## Your Responsibilities ### Technical Accounting Leadership - Serve as the company’s primary decision-maker on U.S. GAAP matters, owning the drafting and defense of technical accounting positions across digital asset valuation and impairment, M&A, revenue recognition (ASC 606) for protocol- and product-based revenue streams, and token-based compensation (ASC 718), including grant-date determination, valuation, vesting, and modifications. - Develop and maintain accounting policies, technical memos, internal controls, and documentation for complex areas such as token lifecycle events (minting, vesting, burning, distributions, staking rewards). - Monitor evolving SEC, FASB, and global regulatory developments and ensure internal policies remain compliant and current. ### Audit Readiness & External Reporting - Lead the company’s annual financial statement audit, with a focus on digital asset substantiation, wallet verification, valuation methodologies, and control testing. - Partner closely with external auditors, blockchain accounting specialists, and valuation experts, while personally owning and defending accounting conclusions, documentation, and audit support for complex accounting matters. - Build and maintain a robust internal audit-readiness framework, ensuring all financial reporting processes are well-documented, supportable, and scalable. - Prepare and manage PBC lists, walkthroughs, controls documentation, and technical support packages. ### Systems, Controls & Infrastructure Improvement - Assess current accounting systems, subledgers, and reporting workflows; identify opportunities for modernization or optimization. - Lead system upgrades, architectural redesigns, or the implementation of new books/subledgers (e.g., digital asset modules, treasury tooling). - Strengthen internal controls, documentation, and compliance processes to support reliability, scalability, and transparency. - Partner with FinOps, Treasury, FP&A, and Legal to ensure integrated and well-controlled end-to-end financial processes. - Strengthen control environments across all entities, supporting both operational workflows and audit requirements. ### Financial Reporting Oversight & Partnership - Review and elevate the technical accuracy of monthly and quarterly financial reporting outputs, partnering with the Senior Accounting Manager who leads operational close activities. - Support preparation of financial statements, footnotes, and token-related disclosures in line with U.S. GAAP. - Provide accounting guidance to leadership, FP&A, and cross-functional partners to support strategic decision-making and new product initiatives. ## What You’ll Need - **7-10+ years** of progressive accounting experience, with strong technical accounting exposure (Big 4 + industry strongly preferred). - **Deep knowledge of U.S. GAAP**, with demonstrated ability to independently interpret U.S. GAAP, draft technical memos, and defend accounting positions during audit. - **CPA required**. - Accounting experience working with digital assets, blockchain-based transactions, or Web3 treasury operations—or supporting such clients in an advisory capacity. - Strong understanding of digital asset valuation, impairment, fair value concepts, and cost-basis tracking. - Hands-on experience managing external audits and coordinating with technical specialists. - Deep knowledge on Netsuite and crypto subledger systems. ## Preferred Qualifications - Experience with digital assets, blockchain-based accounting, fair value and impairment methodologies, and cost-basis tracking. - Background supporting internal control development in high-growth or scaling organizations. - Familiarity with multi-entity or international Web3 structures (foundations, subsidiaries, operating entities). - Ability to lead cross-functional initiatives that require alignment across Finance, Engineering, Product, Legal, and BizOps. When applying, mention the word **CANDYSHOP** to show you read the job post completely.