Behnam Sepehri

Full-Stack Developer

Berlin, Germany

dev@behnamsepehri.de

https://behnamsepehri.de

Summary

Full-Stack Developer with over 4 years of experience in building responsive, scalable web applications. I specialize in React.js, Next.js, TypeScript, and Tailwind CSS, with a strong focus on UI/UX, performance, and maintainability. My journey began with WordPress and WebGL development, evolving into advanced front-end engineering. Currently, I'm enhancing my skills in Docker and CI/CD pipelines, preparing for senior-level roles.

Experience

Full stack developer

Sherpa Digital

Jun 2025 - Present

Amsterdam, Netherlands

• Built and maintained complex, responsive user interfaces using NextJS, TypeScript, and Tailwind CSS. • Implemented robust state management solutions with Redux and Context API to ensure efficient data flow across applications. • Refactored and optimized front-end architectures to enhance performance, scalability, and reusability of codebases. • Enhanced UI/UX by integrating modular components, standardizing styling, and improving overall usability. • Collaborated closely with cross-functional teams, including backend developers, designers, and product managers, to deliver seamless and cohesive user experiences. • Adopted best practices for clean, maintainable code, including writing comprehensive documentation and implementing automated testing with Jest and Mocha.

Frontend Developer

UnternehmerTUM

Aug 2024 - May 2025

Munich, Germany

• Collaborated in a cross-functional team to develop a modern web platform. • Implemented front-end solutions with React, TypeScript, and Tailwind CSS. • Contributed to back-end development using FastAPI and ExpressJS. • Adopted agile methodologies, including iterative development and rapid prototyping. • Strengthened teamwork and communication skills in a startup-like environment.

Frontend Developer

Freelancer

Nov 2024 - Present

Haarlem, Netherlands

• Registered as a freelancer in the Dutch KvK. • Maintaining the current front-end of ongoing projects • Translated wireframes into UI components • REST API Integrations • Collaborated with cross-functional teams • Integrated APIs • Implemented responsive design • Optimized performance and SEO • Following agile practices

Frontend Web Developer

Sumrand

Jun 2023 - May 2024

Istanbul, Türkiye

• Developed dynamic, responsive web applications using React.js and Next.js, ensuring fast performance and optimized rendering. • Implemented server-side rendering (SSR) and static site generation (SSG) with Next.js to improve SEO and page load speed. • Translated design mockups and wireframes into functional, interactive interfaces. • Worked with backend developers to integrate APIs and ensure data flow was efficient and secure.

Game Developer

Core Studio

Oct 2021 - May 2023

Istanbul, Türkiye

• Developed engaging mobile games for iOS and Android platforms using Unity. • Collaborated with publishers like Rollic and Supercent to enhance game quality and user experience. • Designed game architecture ensuring optimal performance across devices.

Skills

GSAP
Framer
Postgresql
Neon
React
Node.js
TypeScript
Tailwindcss
Next.js
Docker
Chakra UI
HTML
CSS
Javascript
React Native
SASS
Three.js
Azure
Flask
Postman
CosmosDB
Sentry
Terraform
MUI
Puter.js
Zustand
NuxtJS

Certifications

Showing 5 of 12 certifications

Software Engineer Track, Digital Product School (Unternehmertum)

View Certificate

IBM Front-End Developer Professional Certificate

View Certificate

Meta Front-End Developer

View Certificate

Codecademy Full-Stack Engineer

View Certificate

Full Stack Web Developer Certificate

View Certificate

Education

Bachelor's Degree
Islamic Azad University
Architecture engineering
July 2012 - March 2016
GPA: 3.4/4.0

Languages

English
Fluent
German
Beginner
Persian
Beginner

References

Dr. Afsane Asasei
Head of Artificial Intelligence, UnternehmerTUM
asaei@unternehmertum.de
Nebojsa Milic
Software Product Expert, UnternehmerTUM
nebojsa.milic@unternehmertum.de