Senior Software Engineer (Backend, C#)
Senior specialist
Valid until
Position salary
4460-5785 Eur gross monthly
Languages required
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Employees in Lithuania
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Established in Lithuania


Trafi MaaS Suite helps cities connect mobility consumption into a single citizen-centric solution.

It is founded on our experience in developing our own B2C service with deep mobility provider integrations. By empowering cities to connect all urban mobility consumption into a single multimodal city mobility app, we help their residents access every kind of public and shared mobility and discover new ways to travel - all in one place.

One of the goals of the mobility platform architecture is to be able to reliably and quickly deploy new solutions, flexibly accommodating the requirements of the clients while maintaining the vision of the product.

That is why we are seeking for a Senior Software Engineer (Backend, C#) to improve the operational processes of the platform architecture and lead new project launches. The engineer would be involved during the full project life cycle - designing and, together with the product teams, negotiating the solution, expanding core services to suit the client's needs, building, deploying, monitoring and supporting the platform.

At Trafi you will work in a fast-paced agile environment, so you should be the type of person who enjoys that. We think fast, learn fast and deliver fast, we get our hands dirty and enjoy solving new technical challenges that we face. You will have a high degree of autonomy and responsibility, so you can contribute with your own ideas, try out new technologies, and create real impact. At the same time, you will be surrounded by a team of some of the most brilliant engineers, who can provide stimulating feedback and help you learn and grow.

Some of the things our backend developers do:

  • Write high-quality C# code on the latest .NET Core stack

  • Run .NET on Linux in container cluster (docker)

  • Use Infrastructure as Code to manage cloud infrastructure (

  • Design distributed (micro)service architecture (currently single deployment consists of 20-30 services)

  • Work extensively with Amazon Web Services infrastructure (we use 30+ AWS services)

  • Instrument and monitor code, including Distributed Tracing (

Check-out our tech stack here:


We expect you to be fluent in English and have 5+ years of experience working with APIs, C# and AWS or other cloud infrastructure.

Also there are some soft skills that we value. We would like you to:

  • Be curious to dig deep into any given topic to understand it fully

  • Be open to give and receive constructive feedback

  • Embrace the change for the sake of improvement and company growth

  • Feel accountable for responsibilities and take full ownership

  • Be keen to solve actual problems and to make a real impact


  • Stock option package - we believe that every employee should be a company owner

  • Private health insurance (1500 Eur 100% compensation for ambulatory treatment and diagnostics; 260 Eur free spending credit)

  • Office parking or 50 Eur monthly Trafi app allowance for public transport tickets and Spark electric cars

  • Trafi is a remote-first company! We work 2 days from the office (Mon, Tue) and the rest is remote. The office is open all the week, so you can come anytime

  • 200 Eur credit to enhance your remote work experience, e.g. to buy some furniture

  • The salary range for this position is 4460-5785 Eur gross per month

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