Sr. Full-Stack Engineer, Developer Portal
Company:Helius
Location:North America, EST, PST
Languages:English
Seniority level:Senior, 5+ years
Experience:5+ years
Skills:
GraphQLLeadershipPostgreSQLFull Stack DevelopmentReact.jsSoftware ArchitectureTypeScriptREST APINext.jsCI/CDDevOpsProblem Solving
Requirements:
5+ years of full-stack development experience in production environments 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 Demonstrated ability to work autonomously and execute at speed with excellent communication and collaboration skills
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
