SIVASHARMA K

Having 4.6 years of professional experience as a Full Stack MERN Developer, specializing in designing, developing, and maintaining scalable, secure, and high-performance web applications using React.js, Next.js, Node.js, Express.js, MongoDB, JavaScript (ES6+), and TypeScript. Strong expertise in developing responsive and interactive user interfaces using HTML5, CSS3, SASS, Tailwind CSS, React.js, and Next.js, with a focus on accessibility, cross-browser compatibility, and performance optimization. Experienced in building Single Page Applications (SPAs) and server-side rendered applications using Next.js, implementing SSR, SSG, dynamic routing, reusable components, and code-splitting techniques to improve application speed and SEO. Proficient in frontend state management using Redux Toolkit, React Hooks, and Context API, ensuring efficient data flow, reusable architecture, and maintainable application structure. Hands-on experience in backend development using Node.js and Express.js, creating scalable RESTful APIs and GraphQL services, implementing authentication, authorization, middleware, and business logic for enterprise applications. Strong knowledge of MongoDB, including schema design, aggregation pipelines, indexing, CRUD operations, query optimization, and database performance tuning to support scalable and data-intensive applications. Experienced in integrating third-party APIs, payment gateways, authentication providers, and external services, delivering secure and reliable solutions that meet business requirements. Proficient in implementing automated testing strategies using Jest, React Testing Library (RTL), and Cypress for unit, integration, and end-to-end testing, ensuring application stability and high code quality. Skilled in optimizing frontend and backend performance through lazy loading, code splitting, caching techniques, API optimization, and efficient rendering strategies, resulting in faster load times and enhanced user experience. Well-versed