Remote
Remote
Senior
Full Time
2 days ago
Tech LeadPaymentsGoDistributed SystemsMicroservicesCloud NativeFintechBlockchain
Requirements
- •8+ years of backend engineering experience, including building high-availability, mission-critical financial or payment systems
- •Strong production experience in Go, with deep understanding of concurrency, memory management, and performance optimization
- •Proven experience designing distributed, event-driven architectures (e.g., Kafka or similar messaging systems) and microservices-based systems
- •Experience integrating with payment rails (e.g., ACH, SEPA, card networks) and/or blockchain-based payment flows (wallets, custody, stablecoins)
- •Strong understanding of cloud-native infrastructure (AWS and/or GCP), networking fundamentals, and containerized deployments (GCP preferred)
- •Experience building systems in regulated environments with security, auditability, and compliance considerations built into system design
What You'll Do
- •Architect and implement high-throughput, low-latency payment services in Go across fiat and blockchain-based flows
- •Design greenfield distributed systems, including ledgering, settlement orchestration, reconciliation, and partner integration layers
- •Build event-driven microservices using modern messaging systems and cloud-native patterns
- •Define service boundaries, data models, and integration contracts across synchronous and asynchronous systems
- •Establish engineering standards for reliability, observability, security, and performance across the Payments stack
- •Lead technical design reviews and support other engineers through complex architectural decisions without formal people management responsibilities
- •Collaborate cross-functionally with Product, Compliance, and Infrastructure teams to deliver secure, enterprise-grade payment capabilities
- •Contribute directly to production code daily and take ownership of system performance in live environments
Nice to Have
- •Experience building greenfield financial platforms or working in high-growth fintech environments
- •Familiarity with Ethereum or other smart contract platforms
- •Experience designing internal ledgering systems or real-time reconciliation engines
- •Strong opinions on developer productivity, automation, and engineering excellence
Benefits
- •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 AI Program Allowance
- •$75 Monthly internet or phone reimbursement
- •Flexible Time Off
- •Company issued laptop
- •Egg freezing, mental health, and employee wellness benefits
About Polygon Labs
Polygon is a platform for Ethereum scaling and infrastructure development.
Bengaluru, India
250 - 500
Blockchain & Cryptocurrency