Scala engineer (senior) @ virtuslab

We are #VLteam – tech enthusiasts constantly striving for growth. The team is our foundation, that’s why we care the most about the friendly atmosphere, a lot of self-development opportunities and good working conditions. Trust and autonomy are two essential qualities that drive our performance. We simply believe in the idea of ​​“measuring outcomes, not hours”. Join us & see for yourself!

Project Idun

Project Scope

You’ll be responsible for improving scalability and performance of a distributed ledger system. This includes going deep into the application code, JVM internals, database queries, server configuration and much more. Previous performance-related work is a great plus.

Tech Stack

Scala 2.13, Postgre SQL, Pekko Streams, Docker, Open Telemetry, Prometheus, Grafana

Team

Located in Switzerland and Krakow, it consists of 4-6 people and a Product Manager.

A few perks of being with us

Building tech community

Flexible hybrid work model

Home office reimbursement

Language lessons

My Benefit points

Private healthcare

Training Package

Virtusity / in-house training

And a lot more!

What we expect in general

Strong proficiency in Scala  and its ecosystem, or extensive experience with low-level JVM internals  and high-performance Java  development.

Deep understanding of performance optimization.

Strong communication skills  and the ability to convey complex technical concepts clearly.

A pragmatic approach  to problem-solving, balancing technical excellence with real-world constraints.

Ability to work effectively within a team , contributing to a collaborative and high-performance engineering culture.

Good command of English (B2 / C1).

We are #VLteam – tech enthusiasts constantly striving for growth. The team is our foundation, that’s why we care the most about the friendly atmosphere, a lot of self-development opportunities and good working conditions. Trust and autonomy are two essential qualities that drive our performance. We simply believe in the idea of ​​“measuring outcomes, not hours”. Join us & see for yourself!

Project Idun

Project Scope

You’ll be responsible for improving scalability and performance of a distributed ledger system. This includes going deep into the application code, JVM internals, database queries, server configuration and much more. Previous performance-related work is a great plus.

Tech Stack

Scala 2.13, Postgre SQL, Pekko Streams, Docker, Open Telemetry, Prometheus, Grafana

Team

Located in Switzerland and Krakow, it consists of 4-6 people and a Product Manager.

A few perks of being with us

Building tech community

Flexible hybrid work model

Home office reimbursement

Language lessons

My Benefit points

Private healthcare

Training Package

Virtusity / in-house training

And a lot more! ,() Requirements : Scala, JVM, Java Additionally : Building tech community, Flexible hybrid work model, Home office reimbursement, Language lessons, My Benefit points, Training Package, Virtusity / in-house training.