CareerPlan

Scala Developer (SP)

Warsaw, Masovian Voivodeship, plRemoteFull-time2025-10-20 → 2026-11-10
RemoteContractor via own company (B2B)

Core

Scala Engineer focused on User and Access Services, improving platform scalability and resilience.

Role type

Senior IC Scala Developer

Builds

User login, profile, and subscription systems

Domain

SaaS / Cloud Infrastructure

Deliverable

production ML models | product features

Required skills

Scala 2/3, Functional Programming, Cats/Cats-tagless, http4s, Kafka, GraphQL, AWS services, NoSQL/SQL databases (ElasticCache, Redis, DynamoDB, PostgreSQL)

Preferred skills

Scala 3 migration experience

Technologies

Scala, Kafka, http4s, GraphQL, AWS, ElasticCache, Redis, DynamoDB, PostgreSQL

Responsibilities

Address technical debt, modernize technology stack, migrate from RabbitMQ to Kafka, migrate from Scala 2 to Scala 3, develop and integrate GraphQL services, work with AWS testing and deployment workflows

Seniority

Senior, hands-on IC