About Us: DataSquads UG is a remote-first software development and consulting company with teams in Germany and Brazil. We specialize in building Proof of Concepts (POCs) and Minimum Viable Products (MVPs) for startups, helping them turn bold ideas into scalable products. Our hands-on approach combines agile project and product management with deep technical expertise across UX/UI, frontend and backend development, and DevOps. Whether you're validating a new idea or scaling your early-stage product, we act as an extension of your team to deliver fast, reliable results that move your business forward. Senior JavaScript SDK Developer (m/f/n) - Shape the Future of Innovation! Are you a JavaScript expert ready to drive innovation? Join DataSquads UG as a Senior JavaScript SDK Developer and help us build cutting-edge MVPs for startups! Enjoy a remote-first culture with flexible working hours and the opportunity to work on exciting projects. Dive into a role where your expertise in modular and software architecture will shine! ✨ Your Mission: Design and develop high-quality JavaScript SDKs. Implement modular architectures for scalability. Contribute to software architecture and design. Ensure SDKs meet performance and reliability standards. What You Need to Succeed: A degree in Computer Science, software engineering or equivalent studies is essential. Expertise in JavaScript with over 10 years of experience is crucial. Profound knowledge of Modular Architecture is a must-have. Very good skills in Software Architecture with 5-10 years experience. Fundamental plus knowledge of SDK Development is beneficial for the role. English (C2) is mandatory What Can You Expect From Us: Enjoy a remote-first work environment with flexible hours. Work on cutting-edge projects with innovative startups. Be part of a collaborative and supportive international team. Ready to shape the future with us? Apply now and become a key player at DataSquads! For any questions, feel free to reach out.