Senior Backend Software Engineer

Trafi (an Enghouse Company) offers a scalable and comprehensive MaaS (Mobility as a Service) platform designed to integrate complex transport networks into a single, user-centric application. The company’s white-label product enables cities and public transport authorities to connect various mobility options. These include public transport, car rental, taxi and micromobility (bicycles, scooters, etc.), integrated into a unified, truly multi-modal journey planning platform. Trafi’s solutions are trusted by major cities such as Berlin (Jelbi), Brussels (Floya), and Nottingham & Derby (Ride). We are seeking a Senior Software Engineer (Backend, C#) to join the team responsible for the Public Transport Ticketing domain. The team owns and develops our end-to-end core MaaS ticketing offering, enabling other Trafi teams to deliver new ticketing integrations while also creating complex new ticketing functionality directly for clients. You will be involved during the full project life cycle—from designing and expanding core services to building, deploying, monitoring, and supporting the product. This is a Hybrid role based in our Vilnius office, offering the flexibility to work from home or the office according to your preference. In this position, you will report to the Team Lead, Software Engineer. Responsibilities: Write high-quality C# code on the latest .NET stack Lead the delivery of technical initiatives, designing the solution together with other engineers Design distributed (micro)service architecture that processes data in real time Use Infrastructure as Code to manage cloud infrastructure (terraform.io) Work extensively with Amazon Web Services infrastructure (we use 30+ AWS services) Run .NET services in a cloud container cluster (AWS ECS); Instrument and monitor code Check out our tech stack here: https://stackshare.io/trafi/trafi Qualifications and Experience: 3+ years of experience with C# and Web API development Ability to define, document, and communicate technical implementation plans across engineering teams Willingness and ability to work comfortably in a dynamic environment with evolving objectives and to iterate with users Strong problem-solving skills and a passion for working with clients to solve their problems Fluency in Lithuanian and English Salary: The salary range for this position is 6000 – 6833 EUR gross per month (72,000-82,000 EUR gross per year). What we offer: Work Your Way. Enjoy the flexibility to work remotely. Our office is located in Vilnius when you want to drop by and say hi! Talented Colleagues. Collaborate with colleagues who are experts in their fields, fostering an environment of learning and growth. Health Benefits. We've got your well-being covered with medical insurance, ensuring you're in great shape. Additionally, you can personalize your wellness options using Stebby. Convenient Commuting. Take your pick between parking options or a monthly allowance for the Trafi app, so you can get to work without stress. Secure Your Future. Thinking ahead? We offer the option to allocate a part of your salary to a pension fund for your stable future. About Us: In April 2025, Trafi was acquired by Enghouse, a global enterprise software company listed on the Toronto Stock Exchange (TSX: ENGH). With this acquisition, Trafi continues to scale its impact, delivering white-label platforms that help cities reduce emissions, simplify urban mobility, and reclaim their streets through fully integrated, multi-modal transport solutions. You can be confident that our recruitment and hiring processes will be adjusted to accommodate disabilities if requested. Enghouse is an equal opportunity employer. We’re grateful to everyone who applies. All applicants will receive a status update, and those selected for interviews will be invited to the next stage.