Helius is building the core infrastructure for Solana, aiming to accelerate the development of internet capital markets by making it easier, faster, and more intuitive to build on-chain. The Sr. Full-Stack Engineer will own critical parts of the Developer Portal to provide a top-tier customer experience, maximizing conversion and retention.
Requirements
- Strong proficiency with React and modern frontend development
- Strong backend experience with languages like Golang, C, Java, or Rust
- Experience building and maintaining REST/GraphQL APIs
- Experience with database design and optimization
- Strong system design and architecture skills
- Understanding of CI/CD practices and DevOps principles
Responsibilities
- Create clean, fast onboarding flows that directly drive conversion and activation
- Build scalable backend services that power our user-facing applications
- Drive technical decisions around frontend architecture, state management, and API design
- Improve performance, reliability, and long-term maintainability across the stack
- Move quickly, make strong product calls, and simplify complex problems
Other
- 5+ years of full-stack development experience in production environments
- Demonstrated ability to work autonomously and execute at speed with excellent communication and collaboration skills
- Prior experience building and maintaining billing systems
- Prior startup and/or web3 experience
- Solana development experience
