AgileEngine is an Inc. company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries.
We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.
WHY JOIN US If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!
ABOUT THE ROLE We are looking for a Senior Full Stack Engineer to build and maintain features across React microfrontends, TypeScript serverless Lambda functions, and Fastify services for a corporate tax provision platform.
You will develop AWS infrastructure with Terraform, maintain GitLab CI/CD pipelines, write tests using Jest and Playwright, and leverage AI coding tools as a core part of daily development within a large multi-repo codebase.
The role spans modern TypeScript and a legacy ASP.NET codebase and runs as a contract engagement through end of .
WHAT YOU WILL DO - Build and maintain features across React microfrontends, TypeScript/Node.js serverless applications, and Fastify services.
- Contribute to shared business logic across frontend and backend applications.
- Develop and maintain unit, integration, and E2E tests.
- Develop and deploy AWS infrastructure using Terraform.
- Participate in GitLab CI/CD pipeline development and maintenance.
- Collaborate with architects and product teams on APIs, async job patterns, and data layer abstractions.
- Leverage AI coding assistants effectively within a large, multi-repo codebase.
- Maintain the legacy ASP.NET Framework 4.7.2 application as needed during migration.
MUST HAVES - 3+ years of strong TypeScript/JavaScript with Node 18+ .
- Proficiency with React 18 and modern React patterns .
- Experience with React microfrontend architecture .
- Experience with backend APIs and serverless applications using Fastify, NestJS, AWS Lambda, and API Gateway .
- Experience with PostgreSQL .
- Experience with AWS and Terraform .
- Experience with Docker and GitLab CI/CD .
- Experience with Jest, Playwright, and/or K6 .
- Hands-on experience with AI coding tools such as Cursor, GitHub Copilot, Claude Code, or equivalent .
- Upper-Intermediate English level.
NICE TO HAVES - Working knowledge of C# / .
NET.
- AG Grid and/or SpreadJS.
- Stryker mutation testing.
- OpenTelemetry / Grafana Faro.
- Amplitude.
- ASC 740 tax provision concepts or corporate tax software.
- pa11y / accessibility testing.
- GitGuardian, Veracode, or Sonatype.
- AI-powered testing or development agents.
PERKS AND BENEFITS - Growth without limits : build your skills through mentorship, internal TechTalks, challenging projects, and a dedicated annual learning budget - Competitive compensation : get recognition that reflects your skills and impact, with regular performance and compensation reviews - Flexibility : work 100% remotely with flexible hours that support focus, autonomy, and a healthy work rhythm - Meaningful, modern projects : build impactful products using modern technologies alongside global teams and leading brands - Collaborative culture : join a supportive environment with zero micromanagement where ideas are welcomed and contributions are recognized - Well-being support : access local well-being programs and people-focused support tailored to your location
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