Associate Backend Engineer

Join Relesys and shape the core of our SaaS platform, bringing your .NET skills to empower organisations to make their employees successful! We are on the lookout for an Associate Backend Software Engineer to join our Product Engineering Team on our exciting growth journey. You will build and maintain the backend behind our employee engagement platform, used by frontline workers and HQ on web and mobile. Engineers at Relesys own the quality of what they ship. You will be part of a new and growing Engineering team in Lithuania which has strong ties to the Danish team in Copenhagen and Odense. As Associate Backend Engineer at Relesys, you will develop and maintain the backend services that power our platform, working closely with cross-functional teams using the .NET tech stack. You will start with well-scoped changes and take on larger work as you build independence. This is an exciting and transformative time to join Relesys, as we have gone into a strategic partnership with the Private Equity fund, Copilot Capital, where the coming years will bring extensive growth and opportunities along the way. You get a unique opportunity to make a tremendous impact in taking your career, Relesys and our dear clients to the next level over the coming years—as we say it, joining a scale-up at this stage is a rare opportunity that is “once in a lifetime”. Your responsibilities - Develop and maintain backend services and APIs using .NET / C#. - Participate in the full software development lifecycle, from requirement analysis to deployment and monitoring. - Own the quality of your changes: write unit and automated tests, review others' code, and verify your work before it reaches customers. - Collaborate with a team of developers, software testers, and other team members. - Use AI coding assistants in your daily work and verify every suggestion through tests and code review. Who are you? - You have 1+ years of experience in backend development using the .NET stack. - Proficiency in working with relational databases, preferably (Azure) SQL Server. - Understanding of web application and REST API basics. - Experience with version control systems like Git. - You already use AI coding assistants (for example Claude Code, GitHub Copilot or Cursor) and can explain what you verified and how, not just what you generated. - You have good communication skills in verbal and written English. - It is a plus if you have experience with event-driven or messaging basics, or frontend work in Angular or React. What do we offer? - “Once in a lifetime” growth opportunity in an aspiring unicorn business that will 5x over the coming 4–5 years, backed by the Private Equity fund, Copilot Capital. - Great level of responsibility from day one in a dynamic and international environment. - A collaborative and thriving office-first culture where team spirit and fun are at the heart of everything we do. - Access to cutting-edge technology and resources, enabling you to excel in your role and drive impactful change. - 25 days of paid vacation per year. - A competitive compensation package based on your skills and experience, with a starting salary of EUR 2000–3000 gross depending on experience. - Office and team in Vilnius, London, Odense, and Copenhagen. - Free coffee, tea, soda, or similar at the office. - Strong ties to the team in Denmark and possible business trips to meet with the DK team. - Global Summer Party in Copenhagen with the whole organization. The hiring process - Teams call with Talent Department. - Online interview and casual first talk with our Head of Engineering. - Official Interview and Technical Challenge with the Head of Engineering and a team member, online or in the Vilnius office. - Follow-up conversation about our match. If successful, we are excited to welcome you to the team! When do you start? - We are looking for a colleague to start as soon as possible. - We are always looking for great Talents, so the starting date is flexible depending on when we find our right match. - Apply for the position by sending your CV through the Apply button. We can't wait to hear from you and meet our future colleague! Who are we? Relesys isn't just another SaaS company; we are a dynamic force revolutionizing communication and performance management platforms. Established in 2014, we set out on a mission to bridge the gap between HQ and non-desk workers, fostering a thriving workforce. What value do we bring? People are the heartbeat of our client's business. When employees are thriving and successful, businesses flourish and retention rates increase. Relesys enables our clients to achieve this through an all-in-one app that streamlines communications, training, and daily operations into their own customized and ever-evolving app. With clients such as Salling Group, COOP, Carlsberg, and Vestas—to name just a few—Relesys serves clients in 15 different countries, supporting them in 40 languages with 500,000+ licenses across 20,000 stores and users in 100+ countries. We have a strong presence in the Nordics and EMEA, and we continue to increasingly attract clients from across the globe, as we are breaking into new, dynamic markets. At Relesys, we're shaping the future for frontline workers across various industries: Retail, Hospitality, Production/Manufacturing, and Transportation—while having FUN, as our rule number one! Join us on this thrilling journey as we grow and venture into new horizons. Our Culture Building a world-class organization and culture is our highest priority. We believe in the talent of our people and in long-term collaborations where we value an informal yet highly professional culture. We always go “the extra mile” for our colleagues and clients, but rule number one—Have fun!—is always at the forefront of our minds when we come to work, creating an environment filled with passion, energy, and inspiration. We are eager to see what exciting contributions you, as our new colleague, will bring, as we believe that each and every individual has a tremendous influence on the whole.