Digichum infotech llp · UP, India
Skills: React, Next.js, TypeScript, JavaScript, Redux, Java, Kotlin, SQL, MongoDB, AWS, Docker, GraphQL, CI/CD, Testing
Role overview
We are hiring a Full Stack Engineer with 2+ years of experience to build and ship features end to end, from React.js interfaces to Spring Boot services written in Kotlin.
Full Stack Engineer (React.js + Spring Boot / Kotlin)
Experience
2+ years in professional software development
Employment type - Full-time
You will own features across the stack: design the API, build the UI, write the tests, and see it through to production. You will work closely with product, design and QA in an agile team.
Key responsibilities
Frontend
Build responsive, accessible web applications using React.js, TypeScript/JavaScript, HTML5 and CSS3.
Create reusable components and manage state with Redux, Context API or React Query.
Integrate frontend with REST/GraphQL APIs and handle errors, loading states and caching.
Optimize performance: code splitting, lazy loading, memoization and Core Web Vitals.
Backend
Design and build RESTful APIs and microservices with Spring Boot and Kotlin.
Model data and write efficient queries for relational databases (PostgreSQL/MySQL) using JPA/Hibernate.
Implement authentication and authorization with Spring Security, OAuth2 and JWT.
Integrate with messaging systems (Kafka/RabbitMQ), caches (Redis) and third-party services.
Engineering practices
Apply SOLID principles, clean architecture and design patterns to write maintainable code.
Write unit, integration and end-to-end tests (JUnit 5, MockK, Jest, React Testing Library).
Participate across the SDLC: requirement analysis, design, development, testing, deployment and maintenance.
Work in Agile/Scrum: sprint planning, estimation, stand-ups and retrospectives.
Review code, give constructive feedback and maintain coding standards.
Support CI/CD pipelines, monitor production and troubleshoot issues.
Required skills
What we expect
React.js (hooks, functional components), JavaScript (ES6+), TypeScript, HTML5, CSS3, responsive design
State and data
Redux / Context API / React Query; consuming REST APIs
Spring Boot w…
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