We are building an ecosystem that combines mining, payments, Bitcoin finance, and education and making it simple and secure for users worldwide to earn and use Bitcoin daily.
We are looking for a Senior / Lead Backend Developer who can take ownership of complex backend systems, drive architectural decisions, and build scalable fintech infrastructure.
Responsibilities- Lead development of a cryptocurrency payment gateway and related financial services
- Design and implement high-load, scalable backend architectures
- Own integration and orchestration of multiple third-party payment providers
- Drive technical decisions and architecture design across services
- Build and maintain microservices infrastructure with clear separation of concerns
- Optimize system performance under heavy load (latency, throughput, fault tolerance)
- Participate in system design, data modeling, and load calculations
- Collaborate with product, DevOps, and other teams to deliver reliable solutions
- Mentor engineers and influence engineering standards and best practices
Requirements
- Strong experience building high-load systems (must-have)
- Proven experience handling large-scale data under heavy нагрузкой
- Solid production experience with Node.js + TypeScript
- Deep understanding of TypeScript (ability to design abstractions and libraries)
- Strong system design skills (architecture, scaling, trade-offs)
- Advanced knowledge of PostgreSQL: (transactions, indexing, query optimization, replication, concurrency, data modeling)
- Hands-on experience with message brokers (Kafka, RabbitMQ, etc.)
- Experience designing microservice architectures: (service communication, authentication/authorization, fault tolerance)
- Understanding of distributed systems limitations and trade-offs
Nice to have: - Experience in fintech , crypto or payment systems
- Experience building payment gateways or billing systems
- Leadership or mentoring experience
Benefits
- Full support during onboarding + learning budget (courses, English, conferences - up to 100%)
- 20 calendar days of vacation + company holidays + personal days
- Remote-first environment with flexible schedule
- International team and product
- Corporate apartments (e.g. Cyprus) and team retreats
- Real growth: from senior engineer to architecture role
Skills Required
- Strong experience building high-load systems
- Solid production experience with Node.js + TypeScript
- Advanced knowledge of PostgreSQL
- Hands-on experience with message brokers (Kafka, RabbitMQ)
- Experience designing microservice architectures
What We Do
At GoMining, we’re building a Bitcoin-centric superapp and web3 ecosystem — a gateway to earn, engage, and expand your exposure to BTC in entirely new ways. Mining remains our foundation. But our ambition reaches far beyond. Over the past year, we’ve started layering experiences that connect users more deeply with the Bitcoin economy: 🔹 Miner Wars — the world’s first GameFi mining strategy, letting players compete, strategize, and influence real Bitcoin rewards. 🔹 Virtual + debit cards (coming soon) — bringing daily BTC utility to the mainstream. 🔹 A Bitcoin rewards marketplace — turn hashrate earnings into real-world value. 🔹 BTCFi launchpad — early access to Bitcoin-native projects, with allocation rights tied to actual hashrate ownership. We’ve also hit major milestones on the way: ✅ 4,170+ BTC mined ✅ 3,389,230 total registered app users And we’re just getting started. From real mining infrastructure to GameFi, mining rewards, and Bitcoin-powered financial tools — we’re reimagining what it means to interact with Bitcoin. Seamlessly. Strategically. Globally. If you’re a forward-thinker with a passion for blockchain, crypto, and decentralized tech — we’d love to connect. Explore open roles and help us shape the next chapter of Bitcoin.
