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Senior Golang Backend Engineer (Consumer-Facing Products)

a5 labs Apac
Remote
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AI Summary

We seek a Senior Golang Backend Engineer to design, build, and maintain scalable consumer-facing features with direct ownership. You’ll architect microservices, optimize performance, and troubleshoot production issues while collaborating cross-functionally. Requires 5+ years of Go expertise, distributed systems knowledge, and strong ownership mindset.

Key Highlights
Direct ownership of consumer-facing backend features (e.g., payments, subscriptions, gaming, social features)
5+ years of production Go experience with microservices, PostgreSQL/MySQL, and distributed systems
End-to-end responsibility from technical design to production support and mentorship
Key Responsibilities
Build scalable Golang services for consumer products with ownership from design to production
Design APIs, data models, and asynchronous workflows for high-traffic features
Troubleshoot complex production issues and improve system reliability and performance
Collaborate with product, frontend, mobile, and QA teams to deliver features
Mentor junior engineers and participate in architecture discussions and code reviews
Technical Skills Required
Golang Microservices PostgreSQL
Benefits & Perks
Fully remote with flexible working hours
Competitive USD salary and quarterly bonus
Five weeks of paid leave plus local public holidays
Nice to Have
Experience in gaming, poker, betting, fintech, payments, or e-commerce
Real-time systems (WebSockets) or high-volume transaction processing expertise
Experience with wallets, ledgers, or virtual economies
Technical leadership or cross-team project ownership
Familiarity with AI coding tools (e.g., Claude Code, Cursor, GitHub Copilot)

Job Description


Location: Remote, APAC

Employment Type: Full-time


What We Need

We are looking for a hands-on Senior Golang Backend Engineer with strong recent Go experience and direct ownership of consumer-facing product features.


Relevant experience may include:

  • Payments, wallets, subscriptions, checkout, or refunds
  • Orders, carts, bookings, delivery, or marketplaces
  • Chat, feeds, notifications, recommendations, or social features
  • Gaming, betting, matchmaking, rewards, or loyalty
  • User onboarding, identity, accounts, or growth features


You should be able to explain the user journey, the backend feature you personally owned, and how you designed, shipped, and supported it in production.


Requirements

  • 5+ years of backend engineering experience
  • Strong recent production experience with Golang
  • Direct ownership of consumer-facing backend features
  • Strong understanding of microservices and distributed systems
  • Experience with PostgreSQL or MySQL
  • Experience with Redis and Kafka, RabbitMQ, or NATS
  • Good understanding of concurrency, idempotency, retries, rate limiting, consistency, and failure recovery
  • Able to own features from technical design through production support
  • Strong English communication and ability to work independently in a remote team


Responsibilities

  • Build scalable Golang services for consumer products
  • Design APIs, data models, and asynchronous workflows
  • Own features from technical design through release and monitoring
  • Improve system performance, reliability, and maintainability
  • Troubleshoot complex production issues
  • Work closely with product, frontend, mobile, and QA teams
  • Participate in architecture discussions and code reviews
  • Mentor other engineers when needed


Strong Advantages

  • Experience in gaming, poker, betting, fintech, payments, e-commerce, social, travel, or delivery products
  • Experience with real-time systems, WebSockets, or high-volume transaction processing
  • Experience with wallets, ledgers, settlement, reconciliation, or virtual economies
  • Technical leadership or cross-team project ownership
  • Experience with Claude Code, Cursor, GitHub Copilot, or similar AI coding tools


Benefits

  • Fully remote with flexible working hours
  • Competitive USD salary and quarterly bonus
  • Five weeks of paid leave plus local public holidays
  • Annual salary review
  • Equipment and learning allowances



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