Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I’m a frontend-focused software engineer with over four years of experience crafting scalable web applications and robust backend services. I enjoy turning complex requirements into clean, high-performance code and collaborating with cross-functional teams. In my spare time I contribute to open-source projects, explore new technologies like React, TypeScript, .NET, and cloud tooling, and continuously strive to improve code quality and user experience.…I’m a frontend-focused software engineer with over four years of experience crafting scalable web applications and robust backend services. I enjoy turning complex requirements into clean, high-performance code and collaborating with cross-functional teams. In my spare time I contribute to open-source projects, explore new technologies like React, TypeScript, .NET, and cloud tooling, and continuously strive to improve code quality and user experience.

Jamil Ur Rehman Ahmadzai

Front-End Developer, Full Stack Developer, Web Developer, +2





I’m a frontend-focused software engineer with over four years of experience crafting scalable web applications and robust backend services. I enjoy turning complex requirements into clean, high-performance code and collaborating with cross-functional teams. In my spare time I contribute to open-source projects, explore new technologies like React, TypeScript, .NET, and cloud tooling, and continuously strive to improve code quality and user experience.…I’m a frontend-focused software engineer with over four years of experience crafting scalable web applications and robust backend services. I enjoy turning complex requirements into clean, high-performance code and collaborating with cross-functional teams. In my spare time I contribute to open-source projects, explore new technologies like React, TypeScript, .NET, and cloud tooling, and continuously strive to improve code quality and user experience.

Available to hire

I’m a frontend-focused software engineer with over four years of experience crafting scalable web applications and robust backend services. I enjoy turning complex requirements into clean, high-performance code and collaborating with cross-functional teams.

In my spare time I contribute to open-source projects, explore new technologies like React, TypeScript, .NET, and cloud tooling, and continuously strive to improve code quality and user experience.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

German

Advanced

Work Experience

Frontend Developer at Octrion GmbH (formerly KOCO Solutions)

January 1, 2023 - Present

Developed a scalable micro-frontend architecture using React 19, TypeScript, Vite, and Module Federation. Engineered a high-performance .NET 9.0 Web API using OData and Entity Framework Core with PostgreSQL. Implemented event-driven communication with RabbitMQ and backend processing with hosted services. Optimized performance via Redis caching and TanStack Query server-state management. Enforced strict type-safety across the stack using TypeScript on the frontend and C# on the backend.

Frontend Developer at Video Boost

August 20, 2021 - August 20, 2022

Frontend development for a web application as part of a university/industry collaboration; implemented features using React and TypeScript with modern frontend tooling.

Frontend Developer - Internship at Jomigo

June 20, 2021 - August 20, 2021

Implemented new features to the company’s website and contributed to UI improvements using React/TypeScript.

Web Developer - Internship at Next Web Lines, Web & Design Solutions

June 20, 2016 - August 20, 2016

Assisted in building and enhancing client websites; involved in HTML/CSS/JavaScript tasks and collaboration on frontend implementations.

Software Engineer at OCTR ION GmbH (formerly KOCO Solutions)

January 1, 2023 - Present

Developed a scalable micro-frontend architecture using React, Symfony, Vite, and Module Federation. Engineered a high-performance .NET 9.0 Web API with RESTful APIs, PostgreSQL, and RabbitMQ to implement end-to-end, type-safe applications. Implemented event-driven communication with RabbitMQ and background processing using hosted services. Optimized performance with Redis caching and Tan Stack Query server-state management. Enforced strict type safety across the full stack with TypeScript on the frontend and C# on the backend.

Frontend Developer at OCTR ION GmbH (formerly KOCO Solutions)

January 1, 2023 - December 31, 2025

Maintained a dynamic frontend using React 18, Material UI, and Redux Toolkit for efficient state management and UI consistency. Collaborated on UI/UX design, integrated with RESTful APIs, and contributed to code quality and performance enhancements.

Frontend Developer - Werkstudent at Video Boost

August 1, 2021 - August 1, 2022

User interface design and user experience improvements. Implementation of new features and refinements of existing features. Worked with React, TypeScript, Next.js, HTML, SCSS, CSS, Material UI, and UI/UX best practices.

Web Developer - Internship at Next Web Lines, Web Solutions

June 20, 2016 - August 20, 2016

Worked with React, JavaScript, HTML, CSS, GitHub, and MongoDB to develop and maintain web solutions.