Senior .NET Software Engineer
surfshark
Vilnius
Posted Sep 11, 2026
- Full-time
- Remote
- HeyPolo
Job description
We’re building HeyPolo - a privacy-first smart location-sharing app that helps families and friends stay connected, and safe. HeyPolo is designed for meaningful connection without intrusive tracking: real-time updates, consent-based sharing, and intuitive safety features that put users in charge of their data and peace of mind. If you’re excited by real user impact, privacy-centered innovation, and building something from scratch with a small, autonomous team, read ahead. ## **If you want to:** - Architect, build, and own the server-side logic of the new application; - Lead the design and implementation of backend features and APIs using .NET/C#; - Focus on writing clear, tested, documented code that delivers real business value; - Ensure responsive and reliable service through scalable architecture. ## **And you can check off:** - Proven experience as a Senior Backend Developer, specifically with .NET/C#; - Strong understanding of OOP, design patterns, and modern .NET frameworks; - Experience with RESTful API design and implementation; - Experience in building highly scalable systems; - Proficiency with database design and management; - Background in microservices architecture; - Familiarity with DevOps practices; - Excellent problem-solving skills and attention to detail; - Strong communication skills and a team-oriented mindset. ## ## **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 and a physical coach to health insurance and regular mental health checks; - **Tools of your choice:** choose the technical equipment and tools you need to do your best work; - **Community and celebrations:** get ready for long-lasting traditions such as yearly workation, Friday get-togethers, various team buildings and company celebrations; - **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; - **More days off:** additional vacation days depending on your tenure; - **Premium Surfshark accounts:** for you, your family, and friends; - **Gross salary:** 5000 - 7000 Eur/month. Although it may vary depending on your skills and experience.