Software engineer, frontend

Join our team as Software engineer, frontend Ljubljana, Slovenia Apply now About The Role Soniox is building the future of real-time voice AI — and we're looking for a Frontend engineer who can turn powerful technology into intuitive, high-performance products. As a Frontend engineer at Soniox, you’ll help design and build the user-facing surfaces of our speech and translation AI products. You’ll work closely with research, design, and backend teams to bring advanced capabilities — like live transcription, multilingual translation, and real-time voice reasoning — to users across web and mobile platforms. You’ll be working in a fast-moving, highly collaborative environment where we value simplicity, clarity, and real-world impact. This role is ideal for engineers who care deeply about user experience and are excited to build products from scratch. In This Role, You Will Build and maintain frontend applications using React, TypeScript, and latest web technologies. Develop robust, scalable frontend infrastructure to support live audio, real-time streaming, and interactive AI interfaces. Collaborate with product, research, and design to prototype, implement, and iterate on new user experiences. Contribute to the full product lifecycle — from architecture and design to implementation and production deployment. You Might Thrive In This Role If You Have 4+ years of experience building and shipping production-grade web apps. Are confident building complex systems end-to-end, even in the absence of mature infrastructure. Have deep experience with TypeScript, React, and the modern frontend stack. Care about design, performance, and building maintainable systems. Love fast data-driven iteration and adapt well to change and ambiguity. Enjoy learning new things — and teaching others what you learn. Why Soniox You’ll help build one of the most technically advanced AI platforms in the world — and shape how it reaches and supports users globally. You’ll work directly with a world-class team of engineers and researchers solving frontier problems in speech and language AI. You'll have a voice in how our company grows, how our customers succeed, and how AI transforms human communication. Ready to join Soniox? Apply now