Senior Scala Engineer

Synerise is not just another tech company. It is a space where our brilliant team consequently brings technology change to the business world and instead of following known paths, we are creating a new one – a next-generation, fully personalized and AI-driven customer experience.

We passionately support our clients by providing an innovative solution (find out more here) - an all-in-one tool, an ever-evolving data platform, enhanced by AI to accelerate the growth of their business and generate outstanding ROI in more than 30 markets for industry leaders in Retail, Banking, eCommerce, Automotive, Insurance, and Telco, processing more than 150 billion transactions annually in offices in Poland and departments all over the world.

We do this by creating an exceptional culture based on freedom of thought, meritocracy, boldness, empathy and respect for talent with great people on board (meet them here), and a happy office environment focusing on courage and enthusiasm in everything we do.


Working with us you will have the chance to immerse yourself in challenging projects in an interdisciplinary team. Our Backend Team uses Scala, Kafka, ElasticSearch, ScyllaDB, Azure, GCP, Kubernetes, and our colleagues from the Frontend Team use JavaScript (React.js), ES6, Redux, TypeScript, and Webpack. Both teams are supported by the QA and Infrastructure Teams. We like to experiment and we have the environment to do it. We work on the borderline of science and technology, creating outstanding solutions. 

Do you want to create software that…  
  • Allows for the aggregation of large data sets on customer behavior in broadly understood commerce (offline and online),
  • is based on artificial intelligence, semantic web, predictive analysis, machine learning and marketing automation,
  • enables data processing and sending recommendations in real time (RT - real time),
  • is reliable and scalable,
  • processes thousands of requests per second,
  • uses architecture based on microservices,
  • shows dynamic, personalized content in 50 milliseconds.
Interested? Perfect. We’re hiring right now, and maybe we’re looking just for you! 
What will you do on a daily basis?
  • Develop architecture and design patterns to process and store high-volume data sets,
  • develop software with a core focus on optimisation and performance,
  • translate complex functional and technical requirements into detailed designs,
  • perform analysis of vast data stores and uncover insights.
What will make us a perfect match?
  • Programming skills in Scala,
  • solid understanding of Kafka, Kubernetes,
  • experience with (at least one): Akka/ZIO/Cats,
  • experience with SQL and NoSQL databases,
  • capacity to plan and scale systems to keep up with incredible growth,
  • excellent troubleshooting and debugging skills,
  • a passion for building tools and automating everything,
  • strong analytical skills.
What will convince us even more?
  • Understunding of JVM internals,
  • experience with microservices architecture,
  • experience with cloud environments (Azure/GCP),
  • programming skills in Java/Rust,
  • knowledge of ScyllaDB,
  • experience with ETL, and Python/Shell scripting.

Benefits & Perks

  • Self-development

    Don't like to stand still? Neither do we. Immerse with us in AI and Technology world - build your career path during internal and external trainings, company webcasts and industry conferences.

  • Encouraging work environment

    Demotivated with hierarchical culture and no impact on the business? It is a good moment to experience a non-corporate Synerise atmosphere full of meritocracy, teamwork, empathy and openness to improvement. Not mentioning crazy people on a board 😉

  • Flexible working hours

    Are you an early bird or a night owl? Choose when and where you want to work.

  • No dress code

    Dress up, dress down, just get dressed in whatever way makes you comfortable.

  • Power-ups!

    We want to feel good. We provide everyone with a package of healthy snacks, private medical health care and a multisport card.

  • Play & fun

    Like to enrich your work with a little bit of entertainment? We do it regularly during Let's Talk and Have a Beer meetings, weekly football matches with Synerise Team or while playing with our dogs.




Remote, Cracow/Warsaw/Hybrid