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Internship Software Engineer (Java)

Cluj-Napoca

2 February 2026

Internship Software Engineer (Java) – FanDuel, Hybrid

About Betfair Romania Development

Betfair Romania Development is the largest technology hub of Flutter Entertainment, with over 2,000 people powering the world’s leading sports betting and iGaming brands. Exciting, immersive and safe experiences are delivered to over 18 million customers worldwide, from our office in Cluj-Napoca. Driven by relentless innovation and commitment to excellence, we operate our own unbeatable portfolio of diverse proprietary brands such as FanDuel, PokerStars, SportsBet, Betfair, Paddy Power, or Sky Betting & Gaming.

Our Values

The values we share at Betfair Romania Development define what makes us unique as a team. They empower us by giving meaning to our contributions, and they ensure that we consistently strive for excellence in everything we do. We are looking for passionate individuals who align with our values and are committed to making a difference.

Win together | Raise the bar | Got your back | Own it | Positive impact

About the Brand: FanDuel

FanDuel is a leading force in the sports-tech entertainment industry, redefining how fans engage with their favourite sports, teams, and leagues. As the premier gaming destination in North America, FanDuel operates across multiple verticals, including sports betting, daily fantasy sports, online gaming, advance-deposit wagering, and media.

Exposure to emerging innovative technologies in business applications is an advantage!

The Role

We are looking for a dedicated, self-motivated, technical driven professional to work in a team of engineers developing highly available enterprise products.

Our continued business success and growth demand a lot from our technology, including transaction volumes that surpass many of the world’s leading financial institutions. Our engineers are committed to find the best solutions to complex technical challenges together with professional team members.

The successful candidate will have exceptional technical and problem solving skills, with a positive, results driven attitude.

Key Responsibilities / Duties

  • Software creation, unit testing, adhering to standards and best practices;
  • Write technical documentation that shares knowledge effectively;
  • Code reviews, by and for peers;
  • Work in an Agile environment;
  • Contribute to team development;
  • Provide guidance to junior colleagues;

Key Working Relationships

This position involves working within a cross-skilled development team, and having regular contact with teams looking after other aspects of FanDuel products & tools.

Essential

Experience & Qualifications Required:

  • At least 6 months – 1 year experience using Java technnologies;
  • Object oriented analysis and design skills (OOA/OOD);
  • Proven development experience using Java 11 SE and/or Java EE: beans, concurrency, transactions, I/O,servlets, messaging, application monitoring, ORM(Hibernate, JPA);
  • Focus on application performance & scalability;
  • API development (design for clarity & usability);
  • Experience with frameworks/technologies: spring , web frameworks, web service, AOP;
  • Experience with application containers: tomcat, jetty, jboss;
  • Experience with unit testing/mocking frameworks e.g. junit, mockito;
  • Experience with build tools e.g. Maven2;
  • Basic experience with AJAX and JavaScript Frameworks;

Desirable

  • Basic experience with content management systems;
  • Understanding of SQL databases;
  • Understanding of NoSQL databases;
  • Exposure to Linux operating systems;
  • Understanding of the full development cycle and some experience of Agile development;
  • methodologies and supporting tools e.g. JIRA, Confluence;
  • JVM tunning utilities, JMX exposure;
  • Experience with analysis & monitoring tools (Splunk, AppDynamics, Jstat etc.);

Benefits

  • Hybrid & remote working options
  • €1,000 per year for self-development
  • Company share scheme
  • 25 days of annual leave per year
  • 20 days per year to work abroad
  • 5 personal days/year
  • Flexible benefits: travel, sports, hobbies
  • Extended health, dental and travel insurances
  • Customized well-being programmes
  • Career growth sessions
  • Thousands of online courses through Udemy
  • A variety of engaging office events

Disclaimer

We are an inclusive employer. By embracing diverse experiences and perspectives, we create a lasting, positive impact for our employees, customers, and the communities we’re part of. You don’t have to meet all the requirements listed to apply for this role. If you need any adjustments to make this role work for you, let us know, and we’ll see how we can accommodate them. We thank all applicants for their interest; however, only the candidates who best meet the job requirements will be contacted for an interview.

By submitting your application online, you agree that your details will be used to progress your application for employment. If your application is successful, your details will be used to administer your personnel record. If your application is unsuccessful, we will retain your details for a period no longer than three years, to consider you for prospective roles within the company.


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