Full Stack Engineer
Haystack
seniorpermanentfullstack United States 2 days ago via LinkedIn
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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