Scala Developer (Backend)

TL;DR

Scala Developer (Backend): Building and maintaining User and Access Services with an accent on scalability, performance, and modernization of the technology stack. Focus on migrating from RabbitMQ to Kafka, addressing technical debt, and transitioning from Scala 2 to Scala 3.

Location: Remote (Poland)

Salary: up to 180 PLN/H net + VAT

Company

An international IT services provider focused on matching client needs with employee aspirations across diverse global projects.

What you will do

• Improve scalability, resilience, and performance of core user and access platforms.
• Modernize the technology stack by migrating legacy systems to Kafka.
• Address technical debt and lead the transition from Scala 2 to Scala 3.
• Build and integrate GraphQL services and APIs using http4s.
• Collaborate on AWS-based infrastructure and deployment workflows.

Requirements

• 4+ years of experience as a Scala Developer.
• Strong background in Functional Programming principles.
• Hands-on experience with Cats, Cats-tagless, and Typelevel Scala libraries.
• Practical experience with Kafka, GraphQL, and http4s.
• Proven experience working with AWS services, including DynamoDB, S3, and PostgreSQL.

Culture & Benefits

• Access to international projects in France, Germany, Portugal, UK, and Benelux.
• Subsidized professional development including certifications and language classes.
• Fully paid Medicover healthcare card and Multisport card.
• Psychological support program via WellBee.
• Referral bonus program and regular integration events.