Senior Backend Engineer (Go) (Incogni)

Join the Incogni engineering team and help us build the next-generation backend platform powering Incogni and Ironwall at scale. We’re looking for a senior backend engineer who thinks in systems, designs for growth, and enjoys building reliable, scalable services. Our mission is to create a secure, scalable, and high-performance service platform that supports rapid business growth and evolving product needs. You’ll work on core systems and service architectures at the heart of our platform, with Go as a key technology. IF YOU WANT TO: • Design, build, and evolve high-traffic, business-critical backend services (primarily in Go); • Lead and influence architectural decisions — from domain modeling and service boundaries to infrastructure and deployment strategies; • Drive the evolution of our service platform together with senior and lead engineers; • Identify performance bottlenecks and scalability challenges, and propose pragmatic, long-term solutions; • Own complex technical initiatives end-to-end, from design to production rollout; • Write clean, well-tested, production-grade code while raising engineering standards across the team. AND YOU CAN CHECK OFF: • Strong experience building production-grade backend systems; • Solid understanding of software design principles, distributed systems, and API design; • Experience with databases, messaging systems, and service-oriented or event-driven architectures; • Ability to reason about concurrency, performance, and reliability; • Confidence participating in architectural discussions and technical decision-making. BONUS POINTS IF YOU: • Have experience building or scaling systems serving millions of requests; • Leveraged hands-on production experience with Go; • Developed a strong understanding of observability, reliability, and operational excellence; • Contributed to modernizing or evolving backend platforms. HERE'S THE DEAL: • Growth and learning opportunities: time dedicated to learning, conferences, online learning platforms, and books for your professional development; • Health and wellness: we want you to feel and be your best. That's why we offer various benefits, from online workouts, a physical coach and a gym to regular mental health checks; • Tools of your choice: choose technical equipment and the tools you need to do your best; • Community and celebrations: get ready for long-lasting traditions such as yearly workation, Friday get-togethers, various team buildings and company celebrations; • Convenient commuting: traveling from point A to point B can be a pain. That’s why, depending on your unique circumstances, we compensate part of your public transport costs; • Work-life balance: We encourage working in the office, with the possibility of up to two remote days per week. Plus, with our WFA policy, you can work from almost anywhere in the world; • Premium Surfshark accounts: for you, your family, and friends; • Gross salary: 6000 - 7200 Eur/month for the Lithuanian market, 24000-33400 PLN/month for the Polish market. It may vary depending on your skills and experience.