Senior Scala Developer

GR8 Tech is a global product company that provides innovative, scalable platforms and business solutions for the iGaming industry.

We have а great experience: GR8 Tech platform successfully handles millions of active players and offers best practices to develop and grow in the gambling industry. We are here to provide great gaming tech to satisfy even greater ambition!

We develop complete tech coverage for gambling businesses worldwide, including iGaming platform solutions, consulting, integration, and long-lasting operation services.

We are driven by our ambition to make a great product with great people! Together we move the world of iGaming forward — join!

Our team is developing a high-load, transaction processing platform handling over 605 million transactions daily, with rapid growth. The project is being built from scratch using the latest technology stack, with a focus on dynamically scalable microservices and clustered architecture. We are dedicated to TDD and Agile methodologies and are seeking a skilled Scala Developer with a passion for precision and best practices.

About our product:

The platform is built on an event-sourcing approach, featuring a dynamically scalable microservices architecture with a cluster-based deployment. Designed with a strong focus on high availability and partition tolerance to ensure resilience, real-time processing, and seamless scalability for complex transaction flows.

Tech stack:

Application Development: Scala, Akka(Clustering, Sharding, Persistence, Distributed Data), Play.

Data Streaming and Storage: Apache Kafka, Cassandra(multi-DC), Amazon S3.

Build and Continuous Integration: SBT, GitLab CI.

Container Orchestration: Kubernetes.

About your key responsibilities and impact:

• Delivering reliable and maintainable software, emphasizing solid design principles and thorough code reviews;
• Designing and implementing new features for a high-load transaction processing platform;
• Continuously improving and optimizing existing systems and processes;
• Collaborating across teams to deliver cohesive, end-to-end solutions;
• Contributing to the platform’s architecture and scalability in a cloud environment;
• Designing, developing, and deploying microservices within an Agile framework.

Essential professional and personal skills:

• 3+ years of experience with Scala;
• 5+ years of experience with Java;
• Strong knowledge of Scala and its ecosystem (e.g., sbt, Akka, Play Framework);
• Familiarity with Agile methodologies and functional programming principles;
• Understanding how the JVM, JDK/JRE, and accompanying technologies work;
• Proficiency in database technologies (SQL and NoSQL) and hands-on experience with Kafka;
• Collaborative mindset and fast learner.

Nice to Have:

• Familiarity with Kubernetes and Docker;
• Experience with Cassandra or other column-family databases;
• Understanding of CI/CD tools and methodologies;
• CDC, event sourcing;
• Experience with distributed systems.

What we offer:

Benefits Cafeteria:

• Sports compensation;
• Medical coverage;
• Psychological support;
• Home-office coverage.

Work-life:

• Remote work, Coworking compensation;
• Childcare budget;
• Maternity leave;
• Paternity leave;
• Additional 2 days for family events.

Our GR8 Culture:

• Open feedback and transparent direct communications;
• Growth and development: better every day;
• High tolerance to experiment and mistakes;
• Supportive friendly environment.