Hi, I'm Behnam

A

Creative 

Full-Stack Developer

Behnam Sepehri's photo

Tech I build with

Tools & Technologies I Work With

17core tools
  • GSAPGSAP
  • NeonNeon
  • PostgresqlPostgresql
  • FramerFramer
  • ReactReact
  • Node.jsNode.js
  • TypeScriptTypeScript
  • TailwindcssTailwindcss
  • Next.jsNext.js
  • DockerDocker
  • Chakra UIChakra UI
  • HTMLHTML
  • CSSCSS
  • JavascriptJavascript
  • React NativeReact Native
  • SASSSASS
  • Three.jsThree.js
My Selected Work

Nike E-Commerce Platform

A fully responsive, modern e-commerce platform built with Next.js 15, React, and TypeScript, featuring a stunning 3D hero section with Three.js, dynamic product catalog, shopping cart functionality, and seamless user authentication.

Patient management system

A modern, full-stack healthcare patient management system. The application provides a comprehensive solution for managing patient information, appointments, and healthcare workflows.

AgriFlow Document Hub

A modern, responsive document management system for agricultural logistics companies. Built with React, TypeScript, and Tailwind CSS.

Calendar Clone - Modern React Calendar App

Modern Calendar App - A responsive React calendar with event management, multiple view modes, and mobile-optimized interface built with TypeScript and Tailwind CSS.

Movie Explorer - A Movie Search App

A movie search app that allows users to search for movies, view details, and save their favorites.

Game News Website

Stay updated with the latest game news, reviews, and trends. A dynamic web application designed for gaming enthusiasts.

Experience

Full stack developer

Sherpa DigitalJun 2025 - Present

Amsterdam, Netherlands

Tech stack:

  • Next.js, 
  • Three.js, 
  • Flusk, 
  • Azure, 
  • Docker, 
  • TailwindCSS, 
  • Nginx, 
  • CI/CD 
  1. • 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.

Sherpa Digital logo

Frontend Developer

UnternehmerTUMAug 2024 - May 2025

Munich, Germany

Tech stack:

  • React, 
  • fastAPI, 
  • HTML, 
  • CSS, 
  • Tailwindcss, 
  • REST API, 
  • Open API, 
  • TypeScript 
  1. • 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.

UnternehmerTUM logo

Frontend Developer

FreelancerNov 2024 - Present

Haarlem, Netherlands

Tech stack:

  • React, 
  • Node.js, 
  • TypeScript, 
  • PostgreSQL, 
  • Next.js, 
  • Tailwindcss, 
  • REST API, 
  • ChakraUI, 
  • No SQL 
  1. • 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

Freelancer logo

Frontend Web Developer

SumrandJun 2023 - May 2024

Istanbul, Türkiye

Tech stack:

  • React, 
  • JavaScript, 
  • CSS, 
  • HTML 
  1. • 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.

Sumrand logo

Game Developer

Core StudioOct 2021 - May 2023

Istanbul, Türkiye

Tech stack:

  • SOLID Design Principles, 
  • Adobe Photoshop, 
  • Unity, 
  • Three.js, 
  • UX 
  1. • Developed engaging mobile games for iOS and Android platforms using Unity.

  2. • Collaborated with publishers like Rollic and Supercent to enhance game quality and user experience.

  3. • Designed game architecture ensuring optimal performance across devices.

Core Studio logo
Certificates
  • Software Engineer Track, Digital Product School (Unternehmertum)

    Software Engineer Track, Digital Product School (Unternehmertum)

  • IBM Front-End Developer Professional Certificate
  • Meta Front-End Developer
  • Codecademy Full-Stack Engineer
  • Full Stack Web Developer Certificate
  • Advanced React Certificate
  • JavaScript Foundations Certificate
  • SQL Certificate
  • Generative AI Certificate
  • Career in Front-End Certificate
  • Software Development Fundamentals Certificate
  • Codecademy Front-End Engineer Career Path
Insights from My Network
  • During our time working with Behnam, we developed dozens of projects together. During this time, Behnam's love for his job, his desire for self-improvement and his innovative approach have always won me admiration. In addition to being a good team player, he is also a person who can make strategic decisions on his own, can deal with pressure and stay calm in times of crisis.
    Cihan AkbilCo-Founder at CORE Studio
  • What sets Behnam apart is his ability to blend deep technical skills with a creative approach to problem-solving. Behnam is not only a skilled developer but also a proactive communicator. He regularly shared updates with the creative team, ensuring that all members were aligned with the project's goals and progress.
    Arham Eskafi NoghaniTechnical Project Manager
  • Behnam consistently demonstrated a passion for development and a talent for creating innovative, efficient solutions. His expertise in coding, system design, and problem-solving was invaluable. A strong communicator and team player, Behnam always shared his knowledge and contributed positively to our team's success.
    Ehsan SeyediEngineering Manager at
  • I had the great pleasure of working with Behnam Sepehri on the NestFreund project, where we developed a digital solution to support people at risk of losing their homes in Germany. As our Front-End Developer, Behnam played a key role in turning my design concepts into a fully functional and accessible product. What truly stood out to me was Behnam’s willingness to adapt and grow together.
    Claire WangInteraction Designer at Unternehmer TUM
  • I had the pleasure of working closely with Behnam, and I can confidently say he is a fantastic developer. You can always rely on him to deliver, even under pressure. Despite our differing areas of expertise, working alongside him had an amazing impact on me.
    Amirreza karimyradLead software engineer at Able

Get in Touch

I'm always open to new opportunities and collaborations. If you have any questions or would like to discuss a project, please don't hesitate to reach out.

    Behnam Sepehri - Full-Stack Web Developer & Software Engineer