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Full Stack Engineer

Haystack

seniorpermanentfullstack United States 2 days ago via LinkedIn

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Tags

Full-StackReactReact NativeNode.jsTypeScriptExpressGraphQLREST APIsCI/CDMicroservices

About the role

Role Overview

Design, build, and maintain high-quality web and mobile experiences.

Responsibilities

  • Collaborate with product managers, designers, architects, and partner teams to deliver features.
  • Develop and maintain Backend-for-Frontend (BFF) services using Node.js, Express, and TypeScript.
  • Integrate applications with enterprise systems and cloud-based services using RESTful APIs and GraphQL.
  • Improve performance, reliability, scalability, and observability.
  • Enhance and maintain CI/CD pipelines.
  • Mentor other engineers and contribute to a collaborative, high-quality engineering culture.

Requirements

  • 5+ years of professional software development experience, with strong full-stack experience.
  • Hands-on experience building modern web applications with React.
  • Production experience building mobile applications with React Native.
  • Proficient in JavaScript and TypeScript; strong modern frontend and backend practices.
  • Experience building and maintaining Node.js/TypeScript backend services, APIs, and BFF layers.
  • Strong understanding of API design, REST, GraphQL, microservices, and backend integration patterns.

Nice to Have

  • Exposure to AI-assisted development tools.

Location

  • United States (specific remote/on-site policy not stated).

About Haystack

Haystack is an IT staffing and solutions company that connects top talent with innovative organizations across various industries. The role described focuses on building and maintaining modern web and mobile experiences in collaboration with product, design, and architecture teams.

Scraped 7/26/2026