Senior Backend Developer (Token Factory)

<div class="content-intro"><p><strong>About Nebius:</strong></p> <p>Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure.</p> <p>Built by engineers, for engineers. From large-scale GPU orchestration to inference optimization, we own the hard problems across compute, storage, networking and applied AI.</p> <p>Listed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&amp;D hubs across Europe, the UK, North America and Israel. Our team of 1,500+ includes hundreds of engineers with deep expertise across hardware, software and AI R&amp;D.</p></div><p><strong><span data-contrast="none"><span data-ccp-parastyle="heading 3">About the Product</span></span></strong><span data-ccp-props="{"134233117":false,"134233118":false,"134245418":true,"134245529":true,"335559738":281,"335559739":281}">&nbsp;</span></p> <p><span data-contrast="auto">Token Factory is focused on building a next-generation platform that enables companies to seamlessly integrate AI into their products and workflows. Our vision is to create a powerful, open, and scalable alternative for deploying and managing AI systems—making advanced AI infrastructure more accessible to both fast-growing startups and large enterprises.</span><span data-ccp-props="{"134233117":false,"134233118":false,"335559738":240,"335559739":240}">&nbsp;</span></p> <p><span data-contrast="auto">We work with a wide range of customers, from AI-first companies to established technology organisations, helping them run AI workloads reliably at scale. Our goal is to become a leading platform for high-performance AI inference, delivering predictable latency, strong reliability, and the ability to scale to meet demanding production needs.</span><span data-ccp-props="{"134233117":false,"134233118":false,"335559738":240,"335559739":240}">&nbsp;</span></p> <p><span data-contrast="auto">Customer feedback plays&nbsp;a central role&nbsp;in how we build—our development process is highly iterative and closely aligned with real-world use cases.</span><span data-ccp-props="{"134233117":false,"134233118":false,"335559738":240,"335559739":240}">&nbsp;</span></p> <p><span data-ccp-props="{"134233117":false,"134233118":false,"335559738":0,"335559739":0}">&nbsp;</span><strong><span data-contrast="none"><span data-ccp-parastyle="heading 3">About the Team</span></span></strong><span data-ccp-props="{"134233117":false,"134233118":false,"134245418":true,"134245529":true,"335559738":281,"335559739":281}">&nbsp;</span></p> <p><span data-contrast="auto">We are a fast-growing, distributed team of engineers and product professionals based primarily in Europe. The team brings together strong backend, frontend, product, and business&nbsp;expertise, with a shared focus on building impactful, scalable systems.</span><span data-ccp-props="{"134233117":false,"134233118":false,"335559738":240,"335559739":240}">&nbsp;</span></p> <p><span data-contrast="auto">While we initially started without deep specialisation in AI/ML, the team has rapidly grown into the&nbsp; space—demonstrating strong ownership, curiosity, and the ability to tackle complex technical challenges.</span><span data-ccp-props="{"134233117":false,"134233118":false,"335559738":240,"335559739":240}">&nbsp;</span></p> <p><span data-ccp-props="{"134233117":false,"134233118":false,"335559738":0,"335559739":0}">&nbsp;</span></p> <p><strong><span data-contrast="none"><span data-ccp-parastyle="heading 3">Technology &amp; Environment</span></span></strong><span data-ccp-props="{"134233117":false,"134233118":false,"134245418":true,"134245529":true,"335559738":281,"335559739":281}">&nbsp;</span></p> <p><span data-contrast="auto">Our work is deeply integrated with a broader cloud and infrastructure ecosystem. We primarily use&nbsp;</span><strong><span data-contrast="auto">Go and Python</span></strong><span data-contrast="auto">&nbsp;to build and scale backend systems and collaborate closely with teams focused on areas such as infrastructure, observability, billing, and AI research.</span><span data-ccp-props="{"134233117":false,"134233118":false,"335559738":240,"335559739":240}">&nbsp;</span></p> <p><span data-contrast="auto">The platform continues to evolve from a lightweight integration layer into a more comprehensive system, including custom infrastructure, optimisations, and deeper control over performance and reliability.</span><span data-ccp-props="{"134233117":false,"134233118":false,"335559738":240,"335559739":240}">&nbsp;</span></p> <p><span data-ccp-props="{"134233117":false,"134233118":false,"335559738":0,"335559739":0}">&nbsp;</span></p> <p><strong><span data-contrast="none"><span data-ccp-parastyle="heading 3">What&nbsp;</span><span data-ccp-parastyle="heading 3">We’re<