Vidar Systems is an acoustic-technology startup at the cutting edge of defense and security solutions. We employ retail and custom-designed hardware components to build military-grade systems that redefine acoustic weapon-locating in terms of affordability, efficiency, and reliability. Our team is global, while core R&D and production are based in the heart of Ukraine — Kyiv.
About the Role: Become a vital member of our small, agile engineering team and contribute directly to Ukraine’s frontline defense. You will architect and develop AI systems for advanced military acoustic reconnaissance with significant autonomy to create real-world solutions for edge devices. Your work will have a tangible impact on strengthening Ukraine’s defensive capabilities.
What You’ll Do: * Design, implement, evaluate, and optimize ML/DL models for acoustic detection and classification tasks * Collect, clean, and preprocess datasets for model training and evaluation * Write modular, testable code for preprocessing, model inference, and automation tasks
What You Need: * Bachelor’s or Master’s in computer science, mathematics, statistics, or a related field * 2 + years of professional Python experience in ML/DL production applications * Hands-on expertise in designing, training, and integrating ML systems into production * Experience with TensorFlow, PyTorch, Lightning, scikit-learn, NumPy, Pandas * Strong analytical and communication skills * Proactive mindset, ability to experiment, and experience in startups, hackathons, or research projects * Good technical English
Nice to Have: * C/C++ experience (especially valuable for our next-generation system) * Background in audio domain or signal processing
Our Recruitment Process: * Intro call with recruiter — 45 min * Technical interview with ML Lead and CTO — 90 min * Test task — 4 — 6 hours * Final interview with ML Lead and CTO — 60 min
Why Join Us? * High autonomy: shape the direction of our software solutions with minimal oversight * Cutting-edge domain: contribute to military acoustic reconnaissance systems at the forefront of innovation * Flexible work options: benefit from adaptable arrangements and a culture that values your input
