About Betby As a fast-growing, award-winning company, Betby powers the industry with our premium sportsbook, featuring world-class risk management and seamless omni-channel support, reaching millions of players across countless markets.

With offices in Latvia, Malta, Spain, Greece and Montenegro, we offer a vibrant work culture, relocation opportunities, and full support for remote talent across the globe. Join Betby and unlock endless opportunities for growth, success, and making a real impact in the world of iGaming!

Short Description We are looking for a experienced Scala Engineer to join our Line management team at BETBY. The team is building and maintaining platform that delivers betting odds to the sportsbook. This is a high-impact role within a cross-functional environment, working closely with multiple teams and services.

Responsibilities

Develop and maintain Scala-based sportsbook services

Work on real-time sportsbook data delivery using WebSocket and GraphQL

Rework the current line delivery protocol and support the migration from RabbitMQ to Kafka

Improve streaming solutions to increase performance, scalability, and loading speed

Optimize sportsbook configuration processing across services

Work on Weblines, WebSocket/GraphQL lines, and other high-load sportsbook components

Contribute to architecture and technical decisions for streaming and line delivery systems

Refactor and improve existing services

Add and improve functional, integration, performance, and regression testing practices

Help make releases safer, faster, and more reliable





Requirements

Strong backend engineering experience (Senior or strong Middle+)

Solid knowledge of Scala and its ecosystem (Effect libraries such as Cats Effect, ZIO, Kyo)

Solid knowledge of streaming implementations in Scala (Reactive Streams, Akka, FS2, etc.)

Experience building web services (REST APIs, GraphQL, WebSockets)

Experience developing distributed systems and microservices (e.g. Kafka, RabbitMQ, RPC)

Ability to work with complex system design and non-trivial business logic

What We Offer

Comprehensive health insurance with coverage for your well-being

Paid sick leave up to 10 days without medical certificate

20 days of paid vacation plus additional leave for important life events

Learning and growth opportunities with support for professional development

Language learning support for multilingual collaboration

Modern hardware provided for your work

International team environment across multiple countries

Corporate events and team activities

Welfare support program for critical situations

Gifts and support for major life milestones

WHY JOIN OUR DREAM TEAM? Betbyterians is a passionate team dedicated to creating exceptional B2B betting products. United by trust, support, and fun, we aim to revolutionize online gaming, tackling challenges with agility, creativity, and teamwork. Driven by innovation and strong business practices, our achievements speak for themselves. Experience it first-hand, join us and be part of something extraordinary. Welcome to Betby!

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📌 Scala Developer (Barcelona)
🏢 Betby
📍 Barcelona