About this role
Senior Fullstack Engineer (Payments) at Topstep. Location: United States. Role: designing systems, operating applications, embedding testing Requirements: 5+ years building production systems; strong TypeScript, React, backend API design (GraphQL/REST), distributed systems, PostgreSQL/SQL Server, EM/observability, communication and on-call ownership. Category: Software Development Seniority: Senior Level Tools: TypeScript, React, GraphQL, REST, Next.js, PostgreSQL, SQL Server, Slack Commitment: Full Time Workplace: Remote Languages: English