Senior Backend Engineer

As an online gaming company, our software is the heart of our business. We strive to create a safe, engaging and unparalleled player experience; we research, experiment and iterate. Our mission: to build a product and an organisation that puts the experience first, delivering high-quality products our players love while enabling our people to be productive and creative without unnecessary disturbances.

What you will do

• Build scalable, highly-available, robust systems and ensure their continuous delivery.
• Taking full ownership of features and code, from the inception of ideas, testing, to deployment, maintenance and keeping it running; i.e. You build it, you ship it, you own it.
• Work on our current Product platform built using DDD, CQRS techniques and a microservice architecture.
• Work as part of an Agile cross-functional team made of no more than 10 people.
• Become a member and owner of our backend engineering culture, learning from other talented people, and sharing your own knowledge.

Examples of projects our teams have worked on:

• New integrations with various game providers, sports bets ticket systems, payment providers, regulatory agencies reporting systems, third-party strong authentication mechanisms...
• Awesome new promotional campaign mechanics for players: feeding off our event streams to produce new type of player items, tournaments, raffles, adventure progression and badges
• New tools for our evolving continuous delivery infrastructure for our microservices, including consumer-driven contracts and blackbox dockerized testing
• A plethora of new backend services to support our expansion into new regulated markets, and evolving regulatory requirements.
• Responsible-gaming automated analysis and risk scoring services.
• Modern fuzzy text search engines for our customer and back-office products.
• New infrastructure projects to scale our event-based systems and make them more robust.
• Splitting the entire system into small, more cohesive microservices, and evolving the architecture with modern distributed system patterns.

Who we are looking for

• Someone who possesses demonstrated practical knowledge of the latest Java features, Spring Framework, Spring Boot, automated testing and MySQL (or other RDBMS such as PostgreSQL, OracleDB, etc).
• Experience with transaction-heavy, distributed systems, messaging, microservices and tools such as Docker, RabbitMQ and Kafka.
• Experience with CQRS, DDD, TDD, NoSql databases and event sourcing is an asset. Knowledge of Kotlin or Javascript is also a plus.
• Experience in CICD and DevOps knowledge is nice to have:, Jenkins, Kubernetes, Google Cloud (GCP) and other cloud technologies.
• Feels very comfortable in a Linux environment and working with tools like Git.
• Appreciates the concepts and principles underlying open-source culture and good software development practices.

Engineering at Casumo

At Casumo, we take pride in our Engineering culture and our product quality and quirkiness. We have a modern engineering mindset, we move fast, experiment and apply an automated test approach. We believe every individual’s needs and desires to be unique and let each developer be the main force for creating their best work environment and make an impact. As a backend developer, you will collaborate with an international, distributed and highly skilled team. We highly value team spirit and a respectful environment. A humble and open mindset is essential to reach higher aims.

A few of the cool things we are up to:

• Knowledge sharing is part of our DNA and key to our survival. We believe that knowledge preservation and sharing is becoming key to enablement, survival and success. We organise sessions where teams share how they tackle problems and innovative ideas to do things differently.
• Explore, experiment and grow together in a small, highly-skilled, energetic and passionate team.
• Distributed team: work with people sitting all over Europe in different offices and remote locations.

As our offices are based in Europe we will only be considering candidates within a similar time zone for this role. Please only apply if you intend to work remotely from +/- 2 hours of CET.