Senior Scala Engineer

Description

Build a high-scale, in-house A/B testing and feature-flagging platform for global streaming, entertainment and digital products reaching hundreds of millions of users. The platform serves millions of concurrent requests with single-digit millisecond response times across the client’s portfolio of streaming products and entertainment brands.

Responsibilities

• Lead a significant part of the implementation, design, testing and deployment of services running in a multi-region cloud environment.
• Ensure quality and high standards for feature development through automated testing and code reviews, setting examples for others to follow.
• Work with the Lead Engineer, Product and Project Management to influence roadmap and architectural decisions.
• Support Agile practices within the squad, including standups and planning.
• Mentor less experienced engineers to improve their technical abilities and professional profiles.
• Contribute to an inclusive culture focused on learning, close collaboration and excellence.

Requirements

• Strong understanding of high-quality coding, testing and development practices.
• Experience in a JVM language such as Java, Scala or Kotlin. The team primarily uses Scala with functional-programming principles and frameworks such as Cats Effect and ZIO; willingness to learn Scala is welcome.
• Familiarity with designing, building and operating distributed systems with multi-level failover and fallback strategies.
• Familiarity with at least one major cloud provider: AWS, GCP or Azure.
• Familiarity with Terraform or other infrastructure-as-code tooling.
• Strong communication skills and the ability to understand, frame and simplify technical and business requirements.
• Experience mentoring and coaching engineers on technical and soft skills.

Nice to have

• Experience building microservices or web services, including REST and GraphQL.
• Experience or interest in functional programming, particularly Scala stacks such as Cats Effect and ZIO.
• Experience with relational and NoSQL databases, particularly PostgreSQL, Aurora and DynamoDB, including data modelling and query-performance optimisation.
• Experience with Kinesis, Kafka or other streaming-data technologies.
• Familiarity with data warehouse, pipeline and analytics platforms such as Databricks or Snowflake.
• Background in high-traffic, low-latency systems serving millions of concurrent users.
• Experience in the entertainment, media or streaming domain.

Benefits

• Hybrid-by-design work mode and an opportunity to work remotely within Poland.
• Opportunity to work abroad for up to 60 days annually.
• Business-driven relocation opportunities.
• Career development, thought leadership, mentoring, soft-skills and well-being programs.
• Certification opportunities in Anthropic, Gemini, GCP, Azure and AWS.
• English classes.
• Stable pay.
• Employee Stock Purchase Plan with a 15% discount.
• Benefits package including health insurance, Multisport and shopping vouchers.
• Referral bonuses up to $2,000.
• Offices with entertainment and relaxation zones, table tennis, football, free snacks and coffee.
• Corporate, social and well-being events.

Benefits listed above are available to employees only.

Contractor engagement is also available; B2B cooperation terms are agreed individually.

Only selected candidates will be contacted.