Experience:
9+ Years Project Location(s) : Trivandrum & Kochi Primary Technology: React.js, Javascript, UI Work Mode : Hybrid or Remote No. of Openings : 1 ## Job Summary We are looking for a Senior React Full-Stack Engineer with strong expertise in React.js, JavaScript, and TypeScript, along with hands-on backend development experience. The ideal candidate will have a front-end-focused full-stack background and a proven track record of building and maintaining complex, scalable, production-grade web applications. Experience working on mature SaaS products or enterprise applications with substantial functionality, real-world business requirements, and scalability challenges is highly desirable. The candidate should demonstrate strong frontend engineering fundamentals, practical full-stack capabilities, and the ability to contribute to application architecture, performance optimization, and long-term maintainability. ##### Candidates from both product-based and service-based organizations will be considered, provided they have relevant experience building and evolving complex production applications. ##

Key Responsibilities

- Design, develop, and maintain complex, scalable web applications using React.js.
- Build reusable UI components and robust frontend architectures using JavaScript and TypeScript.
- Develop and maintain backend services, APIs, business logic, and integrations to support end-to-end application functionality.
- Implement application features across frontend and backend layers while maintaining high standards of code quality.
- Contribute to frontend architecture, component design, state management, and application performance optimization.
- Integrate frontend applications with REST APIs, databases, and external services.
- Develop secure, reliable, and maintainable applications that meet production requirements.
- Identify and resolve complex technical issues related to application performance, scalability, and reliability.
- Implement automated testing and participate in code reviews, CI/CD, and continuous improvement initiatives.
- Collaborate with product managers, UX/UI designers, and engineering teams to translate business requirements into high-quality technical solutions.




- Contribute to technical decision-making and recommend appropriate design patterns, frameworks, and engineering practices. ## Required Skills and Experience ##### A. React and Frontend Engineering
- 9+ years of professional software development experience, with substantial hands-on experience in frontend and full-stack web application development.
- Robust expertise in React.js, with demonstrable experience building and maintaining complex, production-grade web applications.
- Excellent proficiency in JavaScript and TypeScript, including modern language features, asynchronous programming, and core programming concepts.
- Strong understanding of HTML5, CSS3, responsive design, browser rendering, and modern frontend development practices.
- Hands-on experience with React ecosystem libraries, component architecture, state management, and reusable UI patterns.
- Strong understanding of frontend performance optimization, maintainability, testing, and application security. #### B. Full-Stack Development (added advantage and preferred)
- Practical, hands-on experience developing applications across both frontend and backend layers.
- Experience designing, developing, and consuming REST APIs and implementing backend business logic.
- Experience working with relational or NoSQL databases and integrating data services into web applications.
- Understanding of application architecture, API design, error handling, authentication, authorization, and secure development practices.
- Ability to independently develop, debug, and troubleshoot features across the application stack. ##### C. Complex Application and Product Engineering
- Proven experience building, enhancing, and maintaining complex, production-grade web applications, SaaS platforms, or enterprise software products.
- Experience working on applications with substantial functional complexity, multiple integrated components,



and real-world business requirements.
- Demonstrated understanding of application scalability, performance, reliability, security, and long-term maintainability.
- Experience contributing to the evolution of established applications or products rather than working exclusively on small standalone projects.
- Ability to explain application architecture, technical challenges, scale, and individual contributions to previous projects.
- Experience collaborating with cross-functional engineering and product teams throughout the software development lifecycle. ## Good to Have
- Experience with Angular.
- Experience with Node.js and associated backend frameworks.
- Experience building multi-tenant SaaS platforms or enterprise-grade applications.
- Experience working in an established product-based company or a dedicated product engineering team.
- Familiarity with cloud platforms, distributed systems, and scalable application architectures.
- Experience with automated testing tools such as Jest, React Testing Library, Cypress, or Playwright.
- Familiarity with CI/CD pipelines, code quality tools, application observability, accessibility, and design systems.
- Experience contributing to frontend architecture decisions and establishing engineering best practices. ## Preferred Candidate Profile The ideal candidate will demonstrate:
- A strong and sustained career focus on frontend or frontend-focused full-stack web development.
- Deep hands-on expertise in React.js, JavaScript, and TypeScript.
- Practical full-stack development capabilities, including backend services, APIs, and database integration.
- Experience building and evolving complex, production-grade SaaS applications or enterprise web platforms.
- Ownership of significant product features, architectural components, or complex technical challenges.
- The ability to explain engineering decisions, trade-offs, scalability considerations, and individual contributions to application development.
- Experience delivering software in a mature engineering environment, whether in a product-based organization or through substantial product engineering engagements in a service-based organization.

📌 Lead React Js (Thiruvananthapuram)
🏢 InApp
📍 Thiruvananthapuram