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I'm Jaya Kumar, a Full Stack Developer with 2+ years of experience building scalable web applications using Node.js, NestJS, React.js, and Next.js. I specialize in REST API design, backend architecture, and database systems (PostgreSQL, MongoDB).\n\nI've delivered production-grade platforms across Gaming and HRTech, with growing interest in AI integration, LLM API work, and cloud-native deployments. I collaborate closely with cross-functional teams and value clean code, performance, and accessibility.…I'm Jaya Kumar, a Full Stack Developer with 2+ years of experience building scalable web applications using Node.js, NestJS, React.js, and Next.js. I specialize in REST API design, backend architecture, and database systems (PostgreSQL, MongoDB).\n\nI've delivered production-grade platforms across Gaming and HRTech, with growing interest in AI integration, LLM API work, and cloud-native deployments. I collaborate closely with cross-functional teams and value clean code, performance, and accessibility.

Jaya Kumar V

Full Stack Developer, Back-End Developer, Web Developer, +2

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I'm Jaya Kumar, a Full Stack Developer with 2+ years of experience building scalable web applications using Node.js, NestJS, React.js, and Next.js. I specialize in REST API design, backend architecture, and database systems (PostgreSQL, MongoDB).\n\nI've delivered production-grade platforms across Gaming and HRTech, with growing interest in AI integration, LLM API work, and cloud-native deployments. I collaborate closely with cross-functional teams and value clean code, performance, and accessibility.…I'm Jaya Kumar, a Full Stack Developer with 2+ years of experience building scalable web applications using Node.js, NestJS, React.js, and Next.js. I specialize in REST API design, backend architecture, and database systems (PostgreSQL, MongoDB).\n\nI've delivered production-grade platforms across Gaming and HRTech, with growing interest in AI integration, LLM API work, and cloud-native deployments. I collaborate closely with cross-functional teams and value clean code, performance, and accessibility.

Available to hire

I’m Jaya Kumar, a Full Stack Developer with 2+ years of experience building scalable web applications using Node.js, NestJS, React.js, and Next.js. I specialize in REST API design, backend architecture, and database systems (PostgreSQL, MongoDB).\n\nI’ve delivered production-grade platforms across Gaming and HRTech, with growing interest in AI integration, LLM API work, and cloud-native deployments. I collaborate closely with cross-functional teams and value clean code, performance, and accessibility.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Work Experience

Associate Software Developer at Aretedge

September 1, 2024 - September 1, 2025

Built responsive player dashboards and gaming interfaces for GameCentric using Next.js and TailwindCSS, improving user engagement for 5,000+ concurrent players. Designed modular UI component library, reducing feature development cycle time by ~25%. Integrated backend APIs for gaming data workflows and ensured data consistency with real-time updates. Managed PostgreSQL queries and indexing, improving API response time by ~30%. Translated Figma wireframes into accessible frontend experiences across web and mobile viewports. Participated in code reviews, maintained coding standards, and contributed to agile sprint planning and retrospectives.

Software Developer – Backend at SmartGig Technologies Private Limited

August 1, 2023 - September 1, 2024

Led backend development of Perch, an HRMS portal, handling employee check-ins/check-outs, leave management, and real-time updates — improving HR process efficiency by streamlining workflows for 1,000+ users. Built and maintained RESTful APIs using Node.js and PostgreSQL, ensuring high availability and data integrity for critical HR workflows. Contributed to Ekluvya, an EdTech platform integrating an LMS and CMS, enabling scalable course delivery. Architected database schemas and query optimizations in PostgreSQL and MongoDB, reducing average API response time by 35% and improving system throughput. Deployed services on Vercel and configured environment pipelines for staging and production builds. Worked cross-functionally with frontend developers and QA teams to deliver features end-to-end within agile sprint cycles.