Sr. Full Stack Developer - REST API

A well known brand and apparel company is seeking a Full Stack Developer in the Greater Seattle Area.You will build and maintain web features and the REST APIs that power them. You will partner with frontend and backend engineers to deliver reliable, scalable services. You will design REST endpoints, implement business logic, and integrate with internal systems.You will build UI components in React or NextJS and connect them to backend services. You will optimize API performance and improve user experience through efficient data access. You will troubleshoot issues across the stack using logs, metrics, and debugging tools.GraphQL experience is a big plus. It will help as the team expands API capabilities and improves developer experience.You will write and maintain API documentation and participate in code reviews. You will contribute to best practices for testing, deployments, and maintainability.We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.Required Skills & ExperienceStrong full stack development experience shipping production web applicationsStrong REST API design and development experience using Node.jsStrong JavaScript or TypeScript skillsExperience with backend frameworks such as Express, Fastify, or NestJSStrong understanding of HTTP, status codes, pagination, and rate limitingExperience with authentication and authorization using OAuth2, OIDC, or JWTExperience building user facing features with React or NextJSFamiliarity with frontend state management patternsStrong debugging skills and attention to detailAbility to work independently and in a fast paced teamStrong communication with technical and non technical stakeholdersExperience designing integration solutions for complex domain areas; track record of driving integration implementation decisions across teams within architectural standardsExpertise with Server Side Rendering (SSR) Apps built on React, JavaScript, Node.js, Webpack and Next.js stackNice to Have Skills & ExperienceGraphQL experience including schema design and resolver patternsApollo or Relay experienceExperience with API documentation using OpenAPI and SwaggerExperience with cloud platforms such as AWS, Azure, or GCPExperience with CI/CD pipelines and automated testingExperience with caching and performance optimizationExperience with microservices and event driven systemsBenefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.