Full Stack Front-end Focused Web Developer With Authentication (W2 ONLY)

Overview As a Senior Full Stack Web Developer, you will design and implement modern, modular web interfaces using React and TypeScript while shaping data models and APIs. You’ll integrate authentication using Keycloak and secure API endpoints with robust JWT and OAuth flows. The role balances front-end work with backend API and database optimization, all in a remote, contract-to-hire setting. You’ll collaborate with cross-functional teams to deliver scalable, test-first solutions and contribute to a fast-moving transformation effort. This position offers meaningful impact in authentication, security, and full-stack delivery at TEKsystems. Compensation / BenefitsMedical, dental & visionCritical Illness, Accident, and Hospital401(k) Retirement PlanLife Insurance (Voluntary life & AD&D)Short and long-term disabilityHealth Spending Account (HSA) ResponsibilitiesDevelop modular, responsive UIs with React and TypeScriptDesign and optimize PostgreSQL schemas for performanceBuild and consume RESTful APIs and containerize logic in OCI imagesIntegrate OIDC/OAuth2 flows with Keycloak in front-end and back-endSecure API endpoints with JWT verification and scope checksWrite unit/integration/contract tests executable via GitHub Actions Key requirementsSenior-level EngineerExperience with React and modern JavaScript/TypeScriptExperience with PostgreSQL database design and optimizationExperience building RESTful APIs and containerization (OCI)Experience with Keycloak or another authentication tool, OIDC/OAuth2JWT-based security, token exchange policies, and scope checkingAbility to write tests (unit/integration/contract) and CI workflows with GitHub ActionsReactTypeScriptJavaScriptPostgreSQLRESTful APIsOCI container images