Hemant Kumar

Hemant Kumar

SDE Intern

Noida, UP
4roles
37skills
4education
1credentials

About

Computer Science Engineering student and SDE Intern experienced in building scalable full-stack applications, real-time collaboration systems, AI-driven SaaS products, and asynchronous backend workflows.

Experience

SDE Intern

Waycrest Solutions Private Limited

May 2026 - Present · Lucknow, India

Engineered a scalable HRMS Portal from the ground up using Next.js, TypeScript, Node.js, and Express, reducing manual administrative processing time by 35%. Architected an asynchronous background processing system using BullMQ and Redis with PostgreSQL, executing 5,000+ daily automated tasks such as notifications and payroll syncing while reducing main thread blockages and improving server response times by 40%.

Software Engineer

Waycrest Solutions Pvt Ltd

4 mos · Lucknow, Uttar Pradesh, India

Contributor

Social Winter of Code (SWOC)

3 mos · India

Contributed to open-source projects during SWoC '25, submitting merged PRs that improved feature functionality and reduced reported bugs across participating repositories. Collaborated asynchronously with maintainers across time zones, iterating on code reviews and aligning with contribution guidelines under real-world project constraints. Merged 20 PRs, Resolved 15 issues, Improved load time by 30%

Contributor

GirlScript Summer of Code

2 mos · India

Selected as a contributor for GSSoC '24, one of India's largest open-source programs with 20,000+ participants, contributing code across frontend/backend projects. Implemented feature requests and bug fixes in JavaScript/React codebases, working within existing architecture and maintaining backward compatibility.

Education

Ajay Kumar Garg Engineering College

Bachelor of Technology, Computer Science Engineering

2023-2027

CGPA: 7.50

Delhi Public School, Bareilly

2021-2022

Percentage: 85%

Delhi Public School, Kalyanpur

2019-2020

Percentage: 86%

Delhi Public School - India

2013 - 2022

Skills

JavaScript (ES6+)TypeScriptPythonC++CJavaSQLReact.jsNext.jsTailwind CSSHTML5CSS3WebSocketsNode.jsExpress.jsREST APISocket.IOMongoDBPostgreSQLBullMQRedisGitGitHubVercelDockerLinuxJWTNextAuth.jsRazorpayGoogle GeminiInngestNeonNestJSREST APIsPython (Programming Language)Full stackWeb Development

Projects

Lumodraw

Built a real-time collaborative whiteboard using Next.js, WebSockets, Socket.IO, Node.js, Express.js, and PostgreSQL, supporting 50+ concurrent users per room with sub-100ms synchronization latency. Developed a 60fps HTML5 Canvas rendering engine, multi-element grouping, infinite workspace zoom and pan, Command Pattern-based undo/redo, room-based collaboration, shareable session links, auto-save, and PNG, SVG, and JSON export/import.

Aurevo

Developed an AI-driven LMS SaaS using Next.js, Tailwind CSS, Node.js, PostgreSQL, Google Gemini, and Razorpay. Implemented subscription access, OAuth authentication through NextAuth.js, AI-generated course outlines, flashcards and quizzes, REST APIs for course management and analytics, Neon serverless PostgreSQL storage, and asynchronous Inngest workflows.