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Scala Developer

BETBY Lisbon, Portugal

11 h ago
Remote scala Senior (5-10 yrs) Full-time Portugal
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About the role

Develop and maintain Scala-based sportsbook services while managing real-time data delivery using WebSocket and GraphQL. Contribute to architectural decisions and optimize system performance during the migration from RabbitMQ to Kafka.

What they look for

Scala Cats Effect ZIO Kyo Reactive Streams Akka FS2 REST APIs GraphQL WebSockets Kafka RabbitMQ RPC Microservices Distributed systems System design

Requirements

Requires strong backend engineering experience with a focus on Scala and its ecosystem, including effect libraries and streaming implementations. Candidates must have experience building distributed systems, microservices, and complex web services.

Benefits

Comprehensive health insurance Paid sick leave Paid vacation Learning and growth opportunities Language learning support Modern hardware Welfare support program Gifts for major life milestones

Full description

ABOUT BETBYAs 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 DESCRIPTIONWe 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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