You will get MongoDB, Node.js, Express.js, React.js | Full Stack Developer
Project details
I'm a passionate full-stack developer with extensive experience in crafting impactful web applications using the MERN/MEAN stack (MongoDB, Express.js, React.js/Angular, Node.js). Proven track record of delivering 300+ projects on Upwork with consistent 5-star ratings. Whether you need a stunning website, a dynamic web app, or complex integration, I have the skills and experience to turn your vision into reality.
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Performance OptimizationWhat's included $70
These options are included with the project scope.
$70
- Delivery Time 2 days
- Number of Revisions 1
- Number of Pages 2
- Design Customization
- Responsive Design
- Source Code
41 reviews
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BA
Bassitou A.
Jun 10, 2026
Fullstack Developer with Vue and C#
He fit in well with our team and was easy to work with. I'd definitely recommend him to other clients
KS
Kumar S.
May 12, 2026
Full Stack Developer for AI .Net Project
It was a pleasure working with Lakhwinder Singh. They demonstrated a high level of expertise in Full-stack development and delivered the project ahead of schedule. Communication was seamless, and they went above and beyond to ensure all requirements were met. Highly recommended!
KS
Kumar S.
Feb 4, 2026
Senior Full Stack Developer Needed for .NET & C# Project
Lakhwinder Singh is a brilliant developer. He understands requirements very quickly and has excellent command over development. Working with him has been smooth and highly effective.
MC
Marvin C.
Jan 4, 2026
Angular Developer with Tailwind CSS Experience for Web Application
GS
Gagandeep S.
Dec 18, 2025
.Net Senior Developer
Lakhwinder delivered great work on .net project. His communication is top-notch and understand detail of tasks. Quality of code is great as well and delivered tasks timely.
About Lakhwinder
AI-Native .NET Full Stack | ASP.NET Core C# | React | Azure | OpenAI
100%
Job Success
Mohali, India - 6:15 am local time
I build enterprise-grade web applications and AI-powered systems using ASP.NET Core, C#, React, Angular, and Azure. With 6,000+ hours delivered and a 100% Job Success Score across 49 projects, I bring deep expertise and proven reliability to every engagement.
🤖 AI & INTELLIGENT SYSTEMS
I actively use AI development tools (Cursor, Claude Code, GitHub Copilot) to accelerate productivity and deliver faster without sacrificing code quality. I also integrate AI features directly into your product:
→ OpenAI API & ChatGPT integrations
→ LangChain agents and RAG pipelines
→ AI chatbots embedded in .NET/React apps
→ Intelligent document processing and automation
→ AI-assisted legacy modernization (ASP.NET → .NET 8/10)
⚙️ BACKEND & API DEVELOPMENT
→ ASP.NET Core | .NET 6/7/8/10 | C# | Web API
→ Microservices | CQRS | Mediator pattern | Event-driven architecture
→ Entity Framework | Dapper | SignalR
→ REST APIs | GraphQL | Third-party API integrations
🖥️ FRONTEND DEVELOPMENT
→ React | Angular | Blazor | TypeScript | Vue.js
→ Responsive UI/UX | Tailwind CSS | Material UI
→ SPA development | PWA | Component architecture
☁️ CLOUD & DEVOPS
→ Microsoft Azure (App Service, Functions, SQL, Blob, DevOps)
→ AWS (EC2, S3, Lambda)
→ Docker | Kubernetes | CI/CD pipelines
→ IIS | Windows Server | Load balancing
🗄️ DATABASE
→ SQL Server | PostgreSQL | MongoDB | CosmosDB | Redis
🏗️ WHAT I BUILD FOR CLIENTS
→ SaaS platforms and enterprise web applications
→ Legacy ASP.NET to .NET 8/10 modernization
→ AI-powered features for existing products
→ ERP, CRM, WMS, HRIS, and e-commerce systems
→ Real-time dashboards with SignalR
→ Workflow automation and n8n integrations
✅ WHY CLIENTS CHOOSE ME
✔ 100% Job Success Score across 49 completed projects
✔ Top Rated Upwork's highest recognition
✔ AI-Native developer using Cursor, Claude Code & Copilot daily
✔ 12+ years with ASP.NET Core, C#, .NET ecosystem
✔ Fast delivery & clear communication (avg. response under 4 hrs)
✔ Full-time availability, 30+ hrs/week
If you need an AI-augmented .NET expert who delivers fast, writes clean scalable code, and communicates clearly send me an invite. I am available now and ready to start.
Steps for completing your project
After purchasing the project, send requirements so Lakhwinder can start the project.
Delivery time starts when Lakhwinder receives requirements from you.
Lakhwinder works on your project following the steps below.
Revisions may occur after the delivery date.
Phase 1: Discovery and Planning
Checkpoint 1: ☑️ Gather project requirements and scope document finalized. Checkpoint 2: ☑️ User stories and wireframes defined and approved. Checkpoint 3: ☑️ Technical architecture and technology stack confirmed.