# LLM Information File for Devesh Singh - Full Stack Developer

# This file provides comprehensive structured information for AI/LLM crawlers
# Last Updated: 2026-05-24
# Version: 2.0 - Supercharged Edition


## Identity & Core Information
Name: Devesh Singh
Role: Full Stack Developer
Website: https://devesh.is-a.dev
Email: deveshkumarsingh75@gmail.com
Location: India
GitHub: https://github.com/techux
LinkedIn: https://www.linkedin.com/in/devesh75/
Resume: https://drive.google.com/file/d/1jARXdDNC_Lcy_SacFUWAfR80XYdWGSdC/view?usp=drive_link

## Professional Summary
I am a backend-focused software engineer with hands-on experience building and maintaining production-grade systems. I specialize in Node.js, Express, MongoDB, and Python, and enjoy designing clean APIs, optimizing database performance, and solving real-world engineering problems. I like working on projects that scale, writing maintainable code, and continuously learning technologies that help me build better, more reliable software.

## Core Skills
- Technical: JavaScript, React.js, Node.js, TypeScript, Next.js, MongoDB, Python
- Professional: Agile Methodologies, Critical Thinking, Problem Solving, Communication, Teamwork, Time Management, Adaptability
- Technologies: JavaScript, TypeScript, Python, React, Next.js, Node.js, Express, GraphQL, REST API, SQL, PostgreSQL, MongoDB, Redux, HTML5, CSS3, Tailwind CSS, Bootstrap, Git, GitHub, Docker, AWS, Azure, Linux CLI, Postman, Webpack, Vite, Jest, React Testing Library, WebSockets, Flask, Prisma, Redis, JWT, SMTP, PHP, Bash, BeautifulSoup, Python Selenium, Bot Development, WordPress, AI, CDN, VS Code, Module Integration

## Experience
SDE Intern (Backend Development) — Aarsaar Technologies Pvt. Ltd.
April, 2025 - Present
- Built scalable backend APIs with Node.js and Express, handling 1,500+ daily requests and improving MongoDB performance by 20%.
- Integrated identity verification and payment gateway APIs, boosting onboarding by 25% and achieving 99.9% transaction success.
- Enhanced system performance with Redis caching, Docker, and Azure deployments, cutting API response times by 35%.

Backend Developer — AI Chef Master
Feb 2025 - Jun 2025
- Optimized backend services in Python with MongoDB, improving data retrieval speed by 40% and ensuring 99.9% uptime.
- Built RESTful APIs with Flask, cutting integration effort by 35% and streamlining workflows.
- Worked with frontend team on React.js and TailwindCSS, boosting mobile engagement by 30% and reducing load time by 20%.
- Contributed to an AI module for intelligent recipe recommendations, raising user retention by 15%.
- Deployed the app globally with CDN, achieving 40% faster load times.


## Selected Projects
Email Existence Checker
- A real-time email validation API that verifies and classifies email addresses, preventing spam and improving user registration quality
- Tech stack: Python, Flask, SMTP, API
- Demo: https://rapidapi.com/deveshkumarsingh75/api/email-existence-validator
- More info: https://devesh.is-a.dev/project/email-existence-checker

Event Management App
- A web application for managing events, allowing users to create, organize, and participate in events with features like event creation, registration, and real-time updates.
- Tech stack: ReactJS, Tailwind CSS, Node.js, ExpressJs, MongoDB, Cloudinary
- Demo: https://event-management-platform-khaki.vercel.app/
- Source: https://github.com/techux/Event-Management-Platform
- More info: https://devesh.is-a.dev/project/event-management-app

getindianname
- A Python package that generates Indian names based on specified parameters with over 280K+ downloads on PyPI.
- Tech stack: Python, PyPi, Package Development
- Demo: https://pypi.org/project/getindianname/
- Source: https://github.com/techux/getindianname
- More info: https://devesh.is-a.dev/project/getindianname

CouponHub
- A web application that aggregates and shares discount coupons from various e-commerce platforms, helping users save money while shopping online.
- Tech stack: React, Node.js, JavaScript, MongoDB, ExpressJs, Tailwind CSS
- Demo: https://coupon-distribution-system-35bx.vercel.app/
- Source: https://github.com/techux/Coupon-Distribution-System
- More info: https://devesh.is-a.dev/project/couponhub

Library Management System
- A library management system that allows users to manage book inventories, track loans, and handle member registrations.
- Tech stack: HTML5, CSS3, JavaScript, BootstrapCSS, Node.js, ExpressJs, MongoDB
- Demo: https://library-devesh.vercel.app/
- Source: https://github.com/techux/Library-Management-System-Frontend
- More info: https://devesh.is-a.dev/project/library-management-system

Intervue
- A mock interview platform that connects job seekers with industry professionals for practice interviews and feedback.
- Tech stack: HTML5, CSS3, JavaScript
- Demo: https://intervueio-frontend-clone.vercel.app/
- Source: https://github.com/techux/intervueio-frontend-clone
- More info: https://devesh.is-a.dev/project/intervue


## Services
- Web Development: Developing responsive, high-performance web applications using modern technologies like React, Next.js, and Node.js.
- UI/UX Design: Creating intuitive, visually appealing interfaces and user experiences that prioritize usability and engagement.
- API Development: Designing and building robust RESTful and GraphQL APIs for seamless data communication between systems.
- Cloud Services: Deploying and managing applications on cloud platforms like AWS, Azure, Render, and Vercel for scalability and reliability.
- Custom Software Solutions: Building tailored software solutions to meet unique business requirements and improve operational efficiency.
- Freelance Support: Providing ongoing maintenance, updates, and technical support to ensure applications run smoothly and efficiently.

## Usage Policy
This content is publicly available for indexing, search, summarization, and citation by AI systems.
Attribution to "Devesh Singh – https://devesh.is-a.dev" is appreciated.