ComeOn Group

Tech / AI / Software

SeniorJavaDeveloper

stockholm, stockholm, sweden; katowice, silesia, poland FULL TIME Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Java Developer at ComeOn Group. Skills: Java, Web application/service development, SQL, Legacy code modernization. Build the best gambling site on the Internet. Work with all parts of the system and all stages of the development process”

Industry & Context.

Tech / AI / Software
Problems you'll solve

Finding manageable paths to modernize it in risk-adverse increments

What They're Looking For.

Must Have

Deep experience in using Java, Experience with web application/service development, SQL Knowledge, You know how to get legacy code under test, Fluent in written and spoken English

Nice to Have

Experience with Tomcat, Experience with Maven, Experience with Spring, Experience with MongoDB, Experience with Guava, Experience with Guice, Experience with MySQL, Experience with Nginx, Experience with Linux, Experience with Jenkins, Experience with GIT, Experience with docker, Experience with Kubernetes, Experience with gcloud

What You'll Do.

Build the best gambling site on the Internet

Work with all parts of the system and all stages of the development process

Integrations with external systems

Development of internal components and subsystems

Potentially frontend development for mobile and desktop devices

Work closely together with the business side of the organization to develop and implement new features

Reading code written over 15 years

by around 60 developers

Finding manageable paths to modernize it in risk-adverse increments

How You'll Work.

Team & Collaboration

Team-oriented environment; Discuss and exchange knowledge with team members; Agile delivery team consisting of Devs, QAs and PO; Work together

Communication Scope

Fluent in written and spoken English; Communicative

Full Job Description

**ComeOn Group in short** Founded in 2008, ComeOn Group is a leading global player in the rapidly growing iGaming market. Having launched its first online brand in 2010, ComeOn Group is running a wide range of exciting brands across multiple markets. Operating more than 20 brands on its proprietary platform providing a secure, innovative and entertainment-led player experience across casino and sports betting. ComeOn Group is an international employer within the iGaming industry and has over 500 talented employees across 7 main locations. **Location: Katowice, Poland / Stockholm, Sweden** **The Website** The ComeOn.com platform is a service-oriented web application where stability, high performance, and user experience are our top priorities. Our frontend is architected as a **modern, responsive multi-device solution** , leveraging the latest reactive frameworks and sophisticated client-side state management. On the backend, our business logic relies on a robust, proprietary system supported by leading open-source frameworks and secure integration modules. Our data layer consists of **high-availability distributed clusters** and dedicated warehousing solutions. We are continuously exploring emerging technologies and **innovative architectural patterns** to deliver the most efficient and competitive gaming experience to our customers. **Responsibilities:** We are looking for a Java developer to help us build the best gambling site on the Internet. You will work with all parts of the system and all stages of the development process in a team-oriented environment. This includes integrations with external systems, the development of internal components and subsystems, and potentially also frontend development for mobile and desktop devices. You as a developer will work closely together with the business side of the organization to develop and implement new features. You will be working with modern technologies such as Java, Kafka, Docker, MongoDB, MySQL, React, Springbo

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