Hi, I'm
Sandeep Kumar

Full Stack Developer

📍 New Town, Kolkata - 700156, West Bengal, India

Full-stack developer with 2+ years of experience building scalable web applications and enterprise-level portals. Strong hands-on expertise in Next.js, React.js, Node.js, Nest.js, TypeScript, and SQL/NoSQL databases. Proven ability to independently deliver large projects from scratch — including authentication systems (RBAC), dynamic admin dashboards, subscription modules, media streaming, and real-time features (WebSockets).

2+
Years Experience
8+
Projects Delivered
10+
Technologies
View My Work → Download Resume
Developer Icon
2+Years Experience
8+Projects Delivered

Professional Journey

My career progression and key contributions

Full Stack Developer

Webskitters Technology Solutions Pvt. Ltd.
2024 - Present CURRENT
  • Working in a professional agile environment with structured repositories, code reviews, and collaborative development
  • Tech stack: Next.js, Nest.js, TypeScript, WebSockets, Browser APIs, Media streaming, Security tools
  • Responsible for complex module development, architecture planning, and secure user authentication
  • Led development of 3 major enterprise-level platforms serving thousands of users

Junior Full Stack Developer

TeachMee Edtech Ventures
2023 - 2024
  • Joined as a fresher and independently built a complete EdTech platform from scratch, without senior guidance
  • Developed both frontend (React.js) and backend (Express.js) with full RBAC authentication
  • Implemented multi-role system for students, teachers, coaching centers, and admin
  • Built comprehensive admin panel to manage teachers, students, study material, blogs, and job listings

Technical Arsenal

Technologies and tools I use to bring ideas to life

🎨 Frontend

React.jsNext.jsTypeScriptJavaScriptTailwind CSSTanStack Query

⚙️ Backend

Node.jsNest.jsExpress.jsREST APIsWebSocketsSocket.ioMicroservices

💾 Database

MongoDBSQLPrisma

🔧 Tools & More

GitDockerAI IntegrationPayment SystemsCMSCloud StorageLinux/Windows

Featured Projects

A showcase of real-world applications I've built

Enterprise Level

Copernicus - Secure Exam Suite

Multi-portal examination system with advanced proctoring and real-time monitoring for secure online assessments.

  • Built 4 interconnected portals with role-based workflows
  • Live monitoring via camera, mic, and screen sharing
  • Student analytics and automated results with appeal system
  • Dynamic CMS with super admin controls
🌐 Website 👨‍🎓 Student Portal
Next.jsNest.jsTypeScriptSocket.ioBrowser APIs
🔒
🚚
Enterprise Platform

FreightMatrix - Logistics Platform

Advanced shipment tracking platform with subscription-based access and real-time vehicle monitoring capabilities.

  • Real-time vehicle tracking dashboard
  • Subscription & payment integration
  • Course management for driver learning
  • Video tutorial CMS with media player
Next.jsNest.jsTypeScriptMedia Player
AI-Powered

Serva AI - Business Insights

Intelligent platform that transforms business data into actionable insights using AI-powered analysis.

  • Upload business data for AI analysis
  • Natural language query interface
  • AI-generated insights and reports
  • Secure data storage and processing
🌐 Visit Website
Next.jsNest.jsTypeScriptChatGPT API
🤖
🎓
Personal Project

TutorBe - EdTech Platform

Comprehensive platform connecting students with home tutors, featuring study materials, classroom videos, blogs, and a job portal for educators.

  • RBAC authentication for multiple user roles
  • Study materials & classroom video library (Class 6-12)
  • Integrated blog system and job portal
  • Complete admin dashboard for CMS
🌐 Visit Platform
React.jsExpress.jsMongoDBNode.js
Personal Project

BikeCares - Service Platform

Real-time bike service and accessories delivery platform with live tracking and service timeline management.

  • Live service tracking with Google Maps
  • Service timeline visualization
  • RBAC authentication system
  • Socket.io for real-time updates
🌐 View Demo
Next.jsNest.jsSocket.ioGoogle Maps APITanStack Query
🏍️

Let's Connect

I'm always open to discussing new projects and opportunities

📧

Email

sdp4209@gmail.com

📱

Phone

+91-7739784209

💼

LinkedIn

Connect with me

🌐

Portfolio

shadowcipher.vercel.app

📄

Resume

Download CV