Harsh Kumar

Full-Stack Developer

Talent

GhāziābādMember since October 6, 2026

TypeScriptPythonReact.jsNext.jsReduxViteNode.jsExpress.jsFastAPISocket.ioJWTMongooseMongoDBAzureDockerGitAgile/Scrum

Hire this person

Send a job offer directly to this candidate

TypeScriptPythonReact.jsNext.jsRedux

About

Developed full-stack applications using React.js, Redux, Node, and Express; built 15+ RESTful APIs with JWT authentication, improving application performance and user experience. Built and maintained backend services for an enterprise AI-powered chatbot platform using Python and FastAPI, handling request routing, third-party API integrations, and production issue resolution.

Optimized

MongoDB queries using indexing and aggregation pipelines, improving data retrieval latency; integrated Azure for cloud hosting and containerized deployments with Docker, reducing manual deployment effort.

Experience

Full-Stack Developer - Tata Consultancy Services (TCS) - Bangalore, India

(2024-10)

Developed full-stack applications using React.js, Redux, Node, and Express; built 15+ RESTful APIs with JWT authentication, improving application performance and user experience.
Built and maintained backend services for an enterprise AI-powered chatbot platform using Python and FastAPI, handling request routing, third-party API integrations, and production issue resolution.
Optimized MongoDB queries using indexing and aggregation pipelines, improving data retrieval latency; integrated Azure for cloud hosting and containerized deployments with Docker, reducing manual deployment effort.
Established CI/CD pipelines via GitHub Actions to automate application builds, testing, and deployments; contributed to Agile/Scrum sprints and production releases.

Software Developer Intern - Service Hive

(2024-02 - 2024-04)

Part-time

Migrated Perfex CRM from PHP to MERN Stack on a module-by-module basis, improving codebase maintainability by 40% and reducing server response time by 30%.
Designed and implemented 15+ RESTful APIs with Express.js, built responsive React.js UI components, and structured MongoDB schemas replicating 100% of existing Perfex CRM functionality.
Collaborated with 5+ developers in Agile daily stand-ups, contributing to sprint planning and on-time delivery of 3 CRM modules within a 3-month timeline.