The role
We are hiring a Backend Engineer to design, build, and maintain scalable backend services. You will own APIs, data models, and integrations with blockchain and third-party systems. Stack is not limited to Node — strong engineers in Rust, Go, Java, Python, or Ruby are welcome. This is a hands-on role focused on reliability, security, and production readiness.
What you'll do
- 01
Build and maintain backend services in one or more of: Node.js, Rust, Go, Java, Python, Ruby
- 02
Design REST and/or GraphQL APIs
- 03
Model data and own PostgreSQL / Redis (or equivalent) usage
- 04
Integrate blockchain APIs, wallets, and external services
- 05
Implement auth, permissions, and operational controls
- 06
Write tests, improve observability, and participate in reviews
- 07
Ship production-ready services with CI/CD
What we're looking for
Must-have experience and skills for this role.
- 01
3+ years of backend engineering experience
- 02
Strong proficiency in at least one backend language: Node.js/TypeScript, Rust, Go, Java, or Python
- 03
Hands-on experience developing blockchain or Web3 applications
- 04
Strong understanding of blockchain architecture, transactions, blocks, gas, and consensus mechanisms
- 05
Experience integrating smart contracts and interacting with blockchain networks
- 06
Good understanding of Ethereum and EVM-compatible networks
- 07
Experience with ethers.js, viem, Web3.js, or equivalent blockchain libraries
- 08
Understanding of wallet integration, transaction signing, and on-chain event handling
- 09
Experience designing REST or GraphQL APIs
- 10
Experience with databases such as PostgreSQL, MongoDB, or Redis
- 11
Understanding of blockchain security and common Web3 vulnerabilities
- 12
Strong debugging, testing, and system design skills
Nice to have
Experience with Solidity and smart contract development
Experience with RWA tokenization, DeFi, or fintech products
Knowledge of Layer 2 networks and cross-chain integrations
Experience with blockchain indexing and event-driven systems
Familiarity with IPFS or decentralized storage
Experience with Docker, Kubernetes, AWS, or GCP
Tech stack
- Node.js · TypeScript
- Rust
- Go
- Java
- Python
- Ruby
- PostgreSQL · Redis
- Docker · AWS / GCP
Why join
Work on modern Web3, RWA, and digital products
High ownership and visible product impact
Close collaboration with engineering, product, and design
Fast-paced environment with real production systems
Remote-friendly across global time zones
What success looks like
- 01
Stable APIs in production
- 02
Clear data models and service boundaries
- 03
Reliable integrations with blockchain and third-party systems
- 04
Low operational noise and strong code quality
Hiring process
- 01
Application review
- 02
Technical discussion (backend + system design)
- 03
Final discussion
How to apply
We review every relevant profile. Keep it concise and concrete.
- Resume or LinkedIn
- GitHub profile (required)
- Examples of backend systems shipped