Senior Back-end developer


Contract as freelancer or employment contract
Na Okraji 42, Prague 6, 162 00, Czech Republic is the global leader in B2B esports betting solutions. We are delivering an end-to-end ecosystem to bookmakers across the globe. Operators partnering with can attract a new generation of bettors, drive betting volumes 24/7, and improve sportsbook profitability.

As esports continues to gain popularity, with millions of fans worldwide,'s solutions power some of the most popular sportsbooks and platform providers globally, across many jurisdictions.

With a team of 100+ people, based in the Czech Republic and many other locations across Europe and Asia, is growing at a fast pace and is looking for a Senior Back-end developer.

What will you be working on:

  • Develop and maintain multi-threaded distributed applications with an emphasis on scalability and performance.
  • Build APIs (GraphQL, gRPC, REST) for internal and external applications and services.
  • Build internal tools and improve our internal applications and services.
  • Get code reviews for your code and also do code reviews for other team members.
  • Use cloud and serverless technologies (AWS).
  • Constantly keep up with emerging trends and practices.

What is expected from you:

  • At least 3 years of experience with object/functional programming.
  • Knowledge of Golang (we'll teach you it if you do not know it).
  • Solid experience with SQL and/or NoSQL databases.
  • Have the ability to work independently in a fast-paced and iterative environment.
  • Work in a team where you will share knowledge and support other team members.

Beneficial knowledges / Extra Points:

  • Knowledge of Go/Kotlin/Scala/Java/Rust/C++.
  • Experience with multi-threaded applications implementation.
  • Experience with distributed systems.
  • Experience with reactive systems design.
  • Experience with PostgreSQL, Redis, DynamoDB, MongoDB.
  • Experience with Apache Kafka.
  • Familiarity with API design in GraphQL or gRPC.
  • Knowledge of AWS and Terraform.
  • Experience with Docker.
  • Experience with CI/CD tools.
  • You are familiar with Agile development.

What we offer:

  • Contract as freelancer or employment contract.
  • Home office, work from abroad or offices in Petriny.
  • Multisport card.
  • Food allowance.
  • Languages courses.

Sounds good? Please apply by sending an email with your CV/LinkedIn profile to We will get back to you within 48 hours.

Thank you!

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