Available to hire
Hi, I’m Sindhu Rajkumar, a seasoned Full Stack Engineer with over 4 years of experience delivering enterprise-grade applications. I specialize in frontend technologies like ReactJS, HTML, and CSS, and backend development with Node.js. I have hands-on experience with AWS (S3 Buckets), MySQL, MongoDB, and delivering solid production support. I am also adept in DevOps practices, including Release Management and Agile methodologies.
I’m passionate about building scalable solutions and eager to explore new tech stacks to drive innovation and meet business needs for US-based clients.
Skills
Work Experience
Independent Contractor - Full Stack Developer at Standard Insights LLC
May 1, 2024 - PresentParticipated in the SDLC using Agile/TDD methodologies, daily Scrum, code reviews, sprint planning, and retrospectives. Developed responsive websites using HTML5, CSS3, JavaScript, TypeScript, and ReactJS, ensuring cross-browser compatibility and accessibility. Implemented front-end components, routing, and services in React and integrated REST APIs. Improved performance using TypeScript/Java and Spring Boot across front-end and back-end. Designed and developed REST APIs with Node.js/Express and Java Spring Boot; maintained legacy PHP components. Worked with MySQL and MongoDB, applying indexing and optimization. Integrated AWS S3 for secure storage. Implemented OAuth 2.0 and JWT for authentication/authorization. Used GitHub for version control and Jenkins for CI/CD. Configured AWS IAM roles/policies. Tracked tasks in Jira. Performed unit testing with JUnit and integration testing with Postman. Provided ongoing production support and critical issue troubleshooting for U.S.-based clients
Full Stack Developer at Standard Insights
May 31, 2024 - October 24, 2025Actively contributed to end-to-end development lifecycle following Agile principles with involvement in sprint planning, code reviews, and retrospectives. Built scalable, responsive web applications using React JS, TypeScript, JavaScript, HTML5, and CSS3, focusing on performance optimization and user experience. Developed modular and reusable React components, leveraging state management, hooks, and routing. Designed and implemented REST APIs with Node.js and Express, facilitating seamless data exchange between frontend and backend services. Managed and optimized relational (MySQL) and NoSQL (MongoDB) databases, ensuring efficient data retrieval, indexing, and performance tuning. Integrated AWS S3 for storage, developed microservices-based architectures, and implemented secure authentication/authorization using JWT and OAuth 2.0. Leveraged Jira for Agile task management, tracking development progress, resolving issues, and collaborating with cross-functional teams. Conducted unit and i
Full Stack Developer at Xocortx Advanced Systems
November 30, 2022 - October 24, 2025Developed dashboards and data visualization tools using Chart.js for Kerala Road Transport Cooperation. Re-engineered Kerala Economic & Statistics Department’s website into a dynamic CMS using Laravel, PHP, React JS, and MySQL. Conducted UI/UX development for Kerala State Electricity Board’s project management application, ensuring intuitive interfaces. Assisted in migrating applications to Docker-based environments to improve scalability and deployment efficiency.
Education
Bachelor of Technology at National College of Engineering, Anna University, India
January 11, 2030 - October 24, 2025Qualifications
Industry Experience
Software & Internet, Professional Services
Skills
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