Jaya Kumar

Full Stack Developer with 2+ years of experience building scalable web applications using Node.js, NestJS, React.js, and Next.js. Strong in REST API design, backend architecture, and database systems (PostgreSQL, MongoDB). Experienced in developing production-grade platforms across Gaming and HRTech domains, with growing expertise in AI-integrated applications, LLM API integrations, and cloud-native deployments.

Associate Software Developer - Aretedge - Hyderabad, Telangana, India

(2024-09 - 2025-09)

• Built responsive player dashboards and gaming interfaces for GameCentric using Next.js and TailwindCSS, improving user engagement metrics for 5,000+ concurrent players.
• Designed and implemented modular, reusable UI component library, reducing feature development cycle time by ~25% across gaming modules.
• Integrated backend APIs for gaming data workflows and coordinated with Node.js services to ensure data consistency and real-time updates.
• Managed PostgreSQL database queries for player data, implementing indexing strategies that improved API response time by ~30%.
• Translated Figma wireframes into pixel-perfect, accessible, and performant 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 - SmartGig Technologies Private Limited - Hyderabad, Telangana, India

(2023-08 - 2024-09)

• Led backend development of Perch, an HRMS portal serving enterprise clients, 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 a Learning Management System (LMS) and Content Management System (CMS), enabling scalable course delivery for students.
• 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.

Bachelor of Technology - Mechanical Engineering - Siddharth Institute of Engineering & Technology, Puttur (2016-08 - 2020-09)