👋 Hello, I'm Mostafizur Rahman | Full-Stack Software Engineer

🚀 Building modern, scalable, and maintainable applications with .NET Core, Angular, React, and Microservices
🔧 Experienced in backend and frontend development
🌍 12+ years in software development | 7+ years working with US-based clients remotely

💼 About Me:

I'm a passionate and dedicated full-stack software engineer with over 12 years of experience, including 7 years of working remotely with top-tier US clients. I specialize in building secure, scalable, and maintainable SaaS and enterprise applications. My expertise spans backend development using .NET Core (C#) and dynamic, modern frontend development with Angular and React. I follow Clean Architecture, SOLID principles, and proven design patterns to ensure high-quality software.

🔧 Technologies & Tools:

• Frontend: Angular, React, Vue 3, Next.js, Tailwind CSS, Material UI, Bootstrap
• Backend: .NET Core (C#), Node.js, Express.js, NestJS, Microservices architecture
• Databases: MongoDB, PostgreSQL, MySQL, CouchDB
• Testing: Cypress, Cucumber, Gherkin, Jest, Mocha
• Version Control: Git, GitHub, GitLab, Bitbucket
• Architecture & Design: Clean Architecture, SOLID principles, DDD, OOP, RESTful API
• Cloud Platforms: AWS, Azure, Docker, Kubernetes

🌐 Selected Projects:

🚀 Bryntum Scheduler Setup (Vue 3 Application) - Upwork Project

Led the frontend setup of a Vue 3 project using 𝗕𝗿𝘆𝗻𝘁𝗺 𝗦𝗰𝗵𝗲𝗱𝘂𝗹𝗲𝗿, 𝗚𝗮𝗻𝘁𝘁 𝗖𝗵𝗮𝗿𝘁, and 𝗚𝗿𝗶𝗱. Migrated the codebase from JavaScript to TypeScript, integrated Vuex for scalable state management, and implemented Cypress + Cucumber with Gherkin to facilitate BDD collaboration with non-technical stakeholders. Applied Domain-Driven Design (DDD) to tightly align the frontend, backend, and product owner.

🔧 Enterprise Portal – Angular + .NET Core Full-Stack Application - Upwork Project

Worked as a senior full-stack developer with Angular 13+ and .NET Core. Built highly responsive UIs with NgRx and RxJS, focusing on dynamic forms and user-centric modules. Delivered solutions for complex enterprise portals while collaborating directly with stakeholders in an agile environment.

💡 I Can Help You With:

• Full-Stack Development (Frontend + Backend)
• Legacy Code Refactoring and Modernization
• Building Scalable and Secure SaaS Applications
• Microservices and Cloud-Native Architecture
• Performance Optimization and Testing
• Agile and Scrum Methodologies

📫 Connect with Me:

• Email: mostafiz57@gmail.com
• LinkedIn: linkedin.com/in/mostafizur-rahman
• Upwork: upwork.com/freelancers/~mostafizur

Let's collaborate and build something amazing together! 🚀