vaibhav singh
Open to work3 years experienceFrontend Developer
Frontend Developer | React.js | Next.js | UI Engineer
Standing Rank
Rank Not Available
Developer Badges
Badges Pending
Skills & Technologies
39 skillsGitHub Activity Evidence
GitHub Footprint Not Connected
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Work Experience
Frontend Developer
GrowUpNext
- Engineered modern, responsive UIs using React.js, JavaScript, and Tailwind CSS for production web applications.
- Integrated real-time REST APIs with optimistic UI updates, cutting perceived load time by ~35%.
- Architected Redux + custom Hooks state management, eliminating prop-drilling across 4+ component hierarchy levels.
- Set up CI/CD pipelines on Vercel/Render, slashing deployment time from ~2 hours to under 5 minutes.
Freelance Frontend Developer
Believ-In Technologies Pvt. Ltd.
- Build and maintain pixel-perfect, responsive UIs using React.js, JavaScript, HTML5, CSS3, and TailwindCSS across multiple client projects.
- Convert 50+ Figma designs to production-ready React components with consistent first-review approvals.
- Develop and customize WordPress websites with advanced UI/UX theme enhancements.
- Integrate REST APIs with optimistic UI patterns, reducing perceived load times and improving user experience.
- Collaborate cross-functionally with backend teams to ensure seamless data flow and API contract adherence.
- Deliver scalable, high-quality frontend solutions in a fast-paced, multi-client service environment.
Associate UI Engineer
Independent
- Delivered 6+ client projects end-to-end — from requirements scoping and architecture to deployment.
- Built mobile-first React SPAs achieving 95+ PageSpeed Insights scores via lazy loading and route-based code splitting.
- Implemented JWT authentication flows and secure session handling across 3 full-stack MERN applications.
- Validated REST APIs using Postman, identifying schema mismatches before frontend integration to minimize bugs.
- Maintained 100% on-time delivery across all freelance engagements with zero scope creep.
Projects
BusGO – MERN Stack Bus Booking System
- Built end-to-end bus booking platform with OTP login, interactive seat selection UI, and admin panel using React.js + Tailwind CSS frontend.
- Used Redis for OTP caching (reducing auth DB load ~60%) and JWT for secure session management.
CrypShip – Crypto-Based Shipping Platform
- Developed a Next.js platform enabling cryptocurrency-based shipping payments with USD conversion for label purchases.
- Integrated BTC Testnet and MetaMask (USDT) for crypto payment testing and transaction workflows.
- Connected USPS, UPS, and FedEx shipping APIs for real-time shipment and label management.
HRMS – Full Stack Human Resource Management System
- Built a full-stack HRMS with 3-tier RBAC (User/Admin/Super Admin) using React.js frontend with JWT + Refresh Token session handling.
- Designed responsive dashboards for attendance tracking, leave balance monitoring, and automated deduction.
- Built HTML-to-PDF document generation workflow with digital signatures, reducing document turnaround time by ~70%.
- Integrated Cloudinary for secure document storage; optimized workflows with Redis caching.
Career Counseling Web App
- Built a responsive career counseling web app with dynamic React components, course dashboards, and mobile-first Tailwind CSS UI.
- Achieved fast load times and smooth navigation with performance-optimized component architecture.
Tab Summarizer – Chrome Extension (Gemini AI)
- Built a Chrome Extension that summarizes all open browser tabs instantly using Gemini AI with TXT/JSON/HTML export.
- Implemented dynamic prompt engineering, expandable summaries, animated UI, and smart prompt input.
Leaderboard Standings
Leaderboard Position Pending
Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.
Assessment Highlights
Assessments Not Completed
Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.
AI Collaboration Score
AI Collaboration Score Pending
Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.
Role Compatibility Profile
Role Compatibility Analysis Pending
Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.
Achievements
Agile Delivery Performance
Shipped features consistently across 2-week Agile sprints with zero carryovers for 6+ months.
Figma-to-Code Efficiency
Converted 50+ Figma screens to fully responsive pages, achieving first-review approval consistently.
About Details
Professional Bio
Results-driven Frontend Developer with 3+ years of experience crafting high-performance web interfaces using React.js, Next.js, and Tailwind CSS. Proven track record of translating complex Figma designs into production-ready UIs and delivering features across Agile sprints.
Master of Computer Application (MCA)
SRM University (2023 - 2025)
Bachelor of Arts in CSJMU Kanpur
CSJMU Kanpur (2020 - 2023)