Job Description
We are seeking a skilled Blockchain Backend Engineer to design and optimize backend systems that integrate with multiple blockchain networks and protocols. The ideal candidate will possess strong backend development expertise coupled with deep blockchain fundamentals, preferably with experience in blockchain data parsing or protocol-level integration.
Key Responsibilities
- Develop and maintain backend services that interface with various blockchain nodes and protocols
- Build reliable APIs and SDKs to support core products (wallets, exchanges, yield services, fiat gateways)
- Ensure performance, scalability, and resilience in high-load production environments
- Conduct code reviews and enforce development quality standards
- Design and optimize components for parsing, indexing, and reconciling blockchain data (transactions, events, blocks)
- For senior candidates: Drive architectural improvements and evaluate emerging blockchain technologies
- For senior candidates: Mentor team members, establish coding standards, and contribute to technical roadmaps
Job Requirements
- Proficiency in Go (primary) with experience in Rust, Java or similar backend languages
- Solid understanding of blockchain fundamentals (consensus, nodes, cryptography, event logs)
- Experience integrating with blockchain RPCs, WebSocket APIs and related infrastructure
- Familiarity with distributed systems, microservices and asynchronous message queues
- Excellent teamwork and communication skills
- For senior candidates: Minimum 3 years of backend or blockchain development experience
Preferred Qualifications
- Experience building blockchain explorers, indexing services or data integration pipelines
- Familiarity with Ethereum, Solana, Tron or similar ecosystems
- Knowledge of databases (Postgres, RocksDB, Timescale) and performance tuning
- Proficiency with GitHub workflows including Actions, PR reviews and security best practices
- Fluency in written and spoken English
- Regular use of AI-assisted coding tools to accelerate development
Benefits
- Remote work options
- Two-day weekends
- Regular team-building activities
