As a Senior Back-End Engineer, you’ll play a key role in designing and delivering innovative solutions using the latest technologies and tools. Our engineering team consists of a CTO, a Back-End Developer, a Front-End Developer, a DevOps Engineer, Data Scientists, Snowflake Cloud Engineers, and a UI Designer. You’ll collaborate closely with our engineering team, contribute to architecture decisions, and take ownership of features from concept to production.

We’re looking for someone who is passionate about technology, thrives in a collaborative environment, and is motivated to build products that truly make an impact.

• Design, develop, and maintain scalable back-end systems and services using C# and .NET.
• Participate in architecture discussions and make meaningful contributions to technical decisions.
• Collaborate with front-end and data engineers to ensure seamless integration across the platform.
• Take end-to-end ownership of the development lifecycle — from requirements to deployment and monitoring.
• Continuously improve the codebase, architecture, and development processes.
• Explore and adopt modern frameworks, tools, and practices to strengthen platform quality.
• Keep documentation up to date for all technical solutions and processes.
• Ensure quality is at the heart of everything you do — through testing, code reviews, and best practices.
• Work closely with the team to further develop our collaboration with BouMatic Robotics, including integrations with milking robots and related systems.
• Keep our customers as the number one priority.
  

• Languages & Frameworks: C# (.NET 8–9), Python.
• Databases: PostgreSQL, SQL Server.
• Cloud & Infrastructure: Microsoft Azure, Azure IoT Edge, Snowflake Data Cloud.
• Front-End: React (we have a dedicated FE Developer)
• CI/CD & DevOps: Azure DevOps.
• Monitoring & Logging: Azure Monitor, New Relic, Grafana.
  

• 5+ years of professional experience with C# and .NET.
• Solid experience with database design and development (PostgreSQL, SQL Server).
• Strong understanding of cloud platforms (Azure preferred; AWS/GCP also valued).
• Experience with Agile development practices.
• Commitment to writing clean, structured, and well-tested code.
• Analytical mindset with strong problem-solving skills.
• Good written and spoken English communication skills.
• Proactive, focused, supportive, honest, and a team player.
• Passionate about learning new skills.
  

• Have hands-on experience with Python.
• Have experience with big data platforms such as Snowflake, Databricks, etc.
  

• The feeling of doing something that matters, not just being another brick in the wall.
• A generous loyalty package: health insurance or personal training budget, vacational budget, etc.
• Flexible work setup: remote, hybrid, or in-office — your choice.
• Partial lunch cost compensation, free parking, coffee/tea, snacks, and the occasional cake.
• Modern office space in Paupys, Vilnius.
• Unique opportunity to visit BouMatic offices in the Netherlands, the USA, and Canada, meet top professionals in the field, and gain valuable knowledge.
• A chance to share our success through company stock options.
• An annual bonus to celebrate team and individual achievements.
• €5000-7500 gross/month.

1. Introductory call – a short phone conversation (up to 30 minutes) to briefly discuss the position.
2. In-depth interview – a detailed conversation (remote or in our office) covering technical questions, introducing our product, and more.
3. Technical assessment – a chance to demonstrate your skills.
4. Offer presentation – we present and walk you through the offer.

The entire process takes no more than 2 weeks. Throughout the process, we aim to give you a real behind-the-scenes look at life in a true product-focused R&D company — including the most interesting details and challenges we work on.

Have you ever worked on an IT solution for a high-tech, laser-based consumer product? Sounds interesting?

BouMatic HerdLine is a global IoT- and big-data-driven solution provider for dairy farms. We are a US/Lithuanian joint venture between BouMatic LLC and Brolis Sensor Technology, UAB.

Our IT platform for milk composition analysis combines IoT, cloud, and data engineering technologies to deliver accurate, real-time insights into the quality and composition of milk. By collecting sensor data and enriching it with additional layers, external sources, and advanced AI/ML algorithms, we provide actionable insights into animal health and farm productivity.

Now you can be part of it — we are looking for a Senior .NET Back-End Engineer to join our team in Vilnius or remotely!