Frontend Developer Intern

Mustexa is looking for a Frontend Developer Intern based in Istanbul to contribute to Mustexa AI, a no-code platform for creating, customizing, testing, and publishing AI assistants. You will use existing UI/UX designs and a frontend prototype as references while rebuilding and improving the platform’s frontend. You will also be encouraged to suggest your own design, usability, and technical improvements. Responsibilities Build responsive frontend pages using React, JavaScript, HTML, and CSS Convert UI/UX designs into reusable React components Develop dashboards, forms, chat interfaces, navigation, cards, and modals Build the AI assistant creation and customization workflow Improve usability, responsiveness, and frontend code quality Use mock data until backend APIs are available Work with GitHub branches and pull requests Participate in project discussions and code reviews Fix frontend bugs and improve performance Suggest improvements to the product and user experience Requirements Basic knowledge of React, JavaScript, HTML, and CSS Understanding of responsive web design Basic familiarity with Git and GitHub Ability to build reusable frontend components Good communication and collaboration skills Willingness to learn, receive feedback, and share ideas Currently living in Istanbul Availability for occasional in-person meetings English is required; Turkish is optional Experience with React Router, API integration, Figma, frontend testing, or SaaS dashboards is helpful but not required. What you will gain Practical experience working on a real software product Portfolio-ready frontend work GitHub, branching, and pull-request experience Experience with product development, teamwork, and code review Regular feedback and collaborative project experience A completion certificate and professional reference based on performance Permission to display approved work in your portfolio Important information Mustexa is an early-stage independent software project. This is an unpaid, project-based learning opportunity and is not suitable for compulsory university internship credit. Duration: 6–8 weeks Commitment: Approximately 10–15 hours per week Work model: Mostly remote, with occasional meetings in Istanbul Location: Istanbul, Türkiye Language: English required; Turkish optional No future employment is guaranteed Please apply through LinkedIn Easy Apply and include your CV, GitHub profile, portfolio, or examples of frontend projects. For questions contact: contact.mustexa@gmail.com