Mohsin J.

✔︎ TOP RATED PLUS | 100% Client Satisfaction | 9+ Years Enterprise Delivery
✔︎ Full Stack Expert: .NET Core | C# | Python | React | Node.js | AI Integration
✔︎ Specialized in SaaS, FinTech, HealthTech, ERP, CRM, Marketplaces, and Cloud Platforms
✔︎ AI-Powered Apps | Scalable SaaS Architecture | Production-Ready Full Stack Systems

Are you building a SaaS product, an AI-powered web application, an ERP system, or an enterprise platform that needs to scale fast, perform under pressure, and ship on time?
I design and deliver full-stack systems using .NET Core, C#, Python, React, and Node.js, handling everything from database architecture to cloud deployment, with clean code, full ownership, and zero shortcuts from day one.

𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞
𖧹 .NET and C# Development: ASP.NET Core, .NET 6/7/8, MVC, Web API, Entity Framework, LINQ, Blazor
𖧹 AI and Automation: OpenAI API, LangChain, AI Agents, Chatbot Development, Prompt Engineering, AI-Powered SaaS Products
𖧹 Python Development: FastAPI, Django, REST APIs, Automation Scripts, Data Processing, AI and ML Pipeline Integration
𖧹 React and Node.js: ReactJS, NextJS (SSR/SSG), NodeJS, NestJS, ExpressJS, Angular, REST APIs, GraphQL APIs
𖧹 Frontend Engineering: TypeScript, Tailwind CSS, Material UI, Ant Design, Bootstrap, Framer Motion, Redux Toolkit, React Query
𖧹 Backend Systems: Microservices Architecture, gRPC, WebSockets, SignalR, Kafka, RabbitMQ, Event-Driven Design
𖧹 Databases and Caching: PostgreSQL, SQL Server, MySQL, MongoDB, Redis, Firebase, DynamoDB, Firestore, Schema Optimization, Indexing
𖧹 Architecture and Security: Multi-Tenant SaaS, RBAC, OAuth2, JWT, Secure Auth, Stripe API, Monolith to Microservices Migration
𖧹 Cloud and DevOps: AWS (EC2, Lambda, ECS, S3), Azure App Services, Azure Functions, Docker, Kubernetes, Terraform, CI/CD, GitHub Actions, GitLab, Vercel, DigitalOcean, Heroku
𖧹 Performance and Testing: Core Web Vitals, API Latency Optimization, Unit Testing, Jest, Cypress, Playwright, Mocha, PWA, SEO Optimization, Production Hardening

𝗥𝗲𝗰𝗲𝗻𝘁 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀 𝗧𝗵𝗮𝘁 𝗗𝗲𝗹𝗶𝘃𝗲𝗿𝗲𝗱 𝗥𝗲𝘀𝘂𝗹𝘁𝘀
➜ BookedSolid | AI Appointment Automation SaaS
Tech: OpenAI, Twilio, Node.js, React, MongoDB
𖧹 Built an AI-powered booking engine with natural language scheduling via SMS and voice
𖧹 Automated end-to-end appointment workflows, cutting manual handling by 80%

➜ Renters / GetRenters | FinTech SaaS Platform Tech: Next.js, Tailwind CSS, Node.js, AWS Lambda, MongoDB 𖧹 Architected lease management dashboards, workflows, and Stripe Connect payment integration 𖧹 Optimized all APIs for 40% faster load times, now actively serving 10,000+ users