Senior Full-Stack Software Engineer (Backend)
New
RemoteFull-TimeSenior
Salary not disclosed
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Job Details
- Experience
- 7+ years
- Required Skills
- AWSNode.jsPostgreSQLTypeScriptReactCI/CDRESTful APIs
Requirements
- 7+ years of experience building and operating production web systems.
- Hands-on experience using Agentic AI development tools (e.g., Claude Code, Codex, or equivalent) on professional codebases.
- Professional proficiency in TypeScript, Node.js, and PostgreSQL.
- Demonstrated ability to work across the full ecosystem, including cloud infrastructure (AWS), CI/CD pipelines, and security fundamentals.
- Proven experience with modern ORMs like Prisma and building/maintaining REST APIs.
Responsibilities
- Decompose complex business problems into precise technical specifications that enable AI agents to implement code directly and accurately.
- Develop and own domain services in TypeScript and Node.js, including case lifecycle state machines, pricing engines, and payment-schedule logic.
- Lead 'business-rule archaeology' by extracting logic from legacy Java and PL/SQL packages to reimplement them in a modern, test-driven environment.
- Ensure financial-grade correctness by building append-only audit trails, segregation-of-duties enforcement, and reproducible calculations for federal audits.
- Deliver complete vertical slices of business capability across the full stack, from UI components in React to infrastructure-as-code in AWS CDK.
- Perform rigorous peer reviews and maintain an always-green main branch through continuous integration and automated testing (Vitest/Playwright).
- Collaborate with stakeholders to provide a 'always-on' beta environment, ensuring quick iterations and mission alignment.
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