Senior Consultant | Reactive Programming | react JS

Beeline ID

120976-1

Assignment Duration

12 Months

Total Yrs. of Experience

8 10 years

Detailed JD (Roles and Responsibilities)

We are looking for a Senior Full Stack Engineer who is having relevant experience of 8 years in end to end across a modern frontend and a Spring Boot microservices backend. You ll design and build resilient APIs craft accessible and performant user interfaces and collaborate with cross functional teams to ship customer centric experiences at speed and scale.

Key Responsibilities

End to End Delivery

Own features across frontend (React TypeScript) and backend (Java Spring Boot) from design and implementation to testing deployment and observability. Translate business requirements into clean architecture reusable components and well documented APIs. Champion quality through code reviews pair programming and continuous improvement.

Frontend (React)

Build responsive accessible SPA features with React 18 and TypeScript/JavaScript using modern patterns (hooks context custom hooks). State management with Redux Toolkit or React Query; React Router for navigation. Forms & validation (React Hook Form Yup/Zod) charts and component libraries (MUI/Ant/Chakra). Styling with CSS Modules/SCSS/Tailwind; enforce standards via ESLINT/Prettier. Testing with Jest React Testing Library; E2E with Cypress/Playwright. Performance tuning (code-splitting lazy loading memoization Core Web Vitals). Accessibility (WCAG 2.1 AA) internationalization (i18n) where applicable. (Optional) SSR/SSG using for SEO sensitive surfaces.

Backend (Java/Spring)

Design and build RESTful microservices with Spring Boot Spring Web Spring Data JPA/Hibernate Secure services with Spring Security OAuth2/OIDC JWT; manage CORS/CSRF correctly for web clients. Define API contracts with OpenAPI/Swagger; ensure backward compatibility and versioning .Event-driven patterns (Kafka/RabbitMQ) and caching (Redis) as needed. Testing: JUnit 5 Mockito Test containers for integration tests. MySQL NoSQL (MongoDB/DynamoDB).

Performance profiling SQL query optimization resilience (timeouts retries circuit breakers).

DevOps & Platform.

CI/CD (GitHub Actions/Azure DevOps/Jenkins) for both frontend and backend pipelines (build test scan deploy). Containerization with Docker orchestration with Kubernetes (Helm as plus). Cloud deployment on AWS/Azure/GCP; IaC with Terraform is a plus. Observability: structured logging distributed tracing (OpenTelemetry) metrics & dashboards (Prometheus/Grafana) alerts (ELK/EFK).

Collaboration

Work in Agile/Scrum; break down epics into deliverable increments maintain technical documentation (API specs ADRs).

Qualifications Must Have

6 10 years total experience with at least 5 years in Java (11/17) and Spring Boot.

2 4 years building production React applications; strong TypeScript/JavaScript proficiency.

Solid knowledge of HTML5/CSS3 responsive design and web accessibility fundamentals.

REST API design; JSON; understanding of CORS CSRF and browser security. Proficient with Git (branching strategies) code reviews and PR workflows. Testing mindset: unit integration and E2E for both frontend and backend. Experience with Docker and a mainstream CI/CD tool. Strong problem solving and communication skills.

Nice to Have

Redux Toolkit React Query Storybook (design systems).

Grahl (Apollo/federation) or TRPC. Messaging (Kafka) caching (Redis) and Kubernetes production experience. open API first development; API gateways. Security tooling (SAST/DAST OWASP Top 10) and secrets management. Performance profiling (Lighthouse Chrome Dev Tools JFR JMC) and Core Web Vitals ownership. Feature flagging (Launch Darkly/Unleash) analytics (GA4/Segment). Domain exposure: Your Domain FinTech/Telecom/Healthcare/etc..

Client Name

Palo Alto

Max Vendor Rate in Per Day

125 USD/hour

Work Location given in ECMS ID

Santa Clara California

BG Check (Pre OR post onboarding)

Post Onboarding

Is there any working in shifts

The candidate must be willing to work in PST time Zone

Project Code: SASE Imagine track of DX