Senior Java Developer

Posted 4 Days Ago
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Changshu Shi, Suzhou, Jiangsu, CHN
In-Office
Senior level
Gaming • Payments • Software • Sports
The Role
Design, implement and maintain core backend services for a high-throughput sportsbook platform. Participate in full development lifecycle, uphold code quality, collaborate with stakeholders, optimize performance, write tests, and troubleshoot production issues for scalable microservices handling millions of requests per day.
Summary Generated by Built In

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 300 customers worldwide.

But that's not all! We're not just about numbers, we're about people. With a team of over 1400 passionate individuals spread across twelve countries in Europe and Asia, we're all united by our love for innovation and teamwork.

Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time.

About the job:

We are looking for a Java Developer with experience in building backend services using Java, Spring and modern engineering practices for our Sportsbook platform in OddsMatrix.

You will contribute to the design, implementation and maintenance of core OddsMatrix scalable services. Capture loosely defined requirements and expand them into complete solutions with your team and contribute to technical specifications. Review and provide feedback on features, technology stack and solutions design. Contribute to all stages of the development of the lifecycle.

What You'll get to do:

  • Take part in the full development lifecycle for supported products;

  • Uphold a high standard of code quality (documentation, testing, code review, etc.);

  • Work closely with stakeholders and other departments and ensure that our players get the best experience;

  • Develop efficient services that will serve millions of requests/day.

What we’re looking for:

  • BS in Computer Science (or related field);

  • 7+ years of relevant software development experience with Java, Spring Boot;

  • Professional experience using Java 12 or higher;

  • Solid knowledge of data structures and OOP;

  • Experience with high performance, low latency, multi-threaded systems;

  • Strong knowledge of domain driven design and distributed architectures;

  • Good understanding of design patterns and clean coding practices, good knowledge of microservices architectures;

  • Experience using message queues, preferred Kafka and RabbitMQ;

  • Prior experience in writing tests (unit tests, integration tests) and support QA when needed;

  • Experience using caching solutions;

  • Good knowledge of OpenID Connect/ OpenAPI, experience developing and consuming RESTful APIs;

  • Review code and collaborate with the team on technical decisions;

  • Experience with NoSql and relational databases;

  • Experience with applications profiling, tuning and optimizations; Strong problem-solving skills and prior experience in troubleshooting complex Production issues;

  • Flexibility to balance multiple priorities in a fast-paced environment;

  • Self-starter, proven ability to learn new technologies and assess them in PoC environments;

  • Strong English, written and verbal communication skills.

Nice to have:

  • iGaming domain knowledge;

  • Virtual Threads, Java RX, Spring Cloud, Domain driven design knowledge, Service Mesh solutions;

  • Experience with Maven, Jenkins, Gitlab;

  • Hands-on experience in configuring and using Kubernetes, familiarity with deploying and operating large-scale, highly available applications.

Here's what we offer:

  • Start with 20 days of annual leave, with 2 additional days added each year, up to 30 days by your fifth year with us. Enjoy an additional 13 public holidays and time off for special events, including parental leave, sick leave, bereavement leave, and marriage leave.

  • Monthly lunch allowance.

  • English courses.

  • Onsite gym.

  • Access to online learning platforms like Udemy for Business and LinkedIn Learning, and a budget for external training.

  • Support for New Parents:

- 22 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.

- 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.

· Our office perks include on-site massages, and frequent team-building activities in various locations.

At EveryMatrix, we're committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference!

Skills Required

  • BS in Computer Science or related field
  • 7+ years software development experience with Java and Spring Boot
  • Professional experience using Java 12 or higher
  • Solid knowledge of data structures and OOP
  • Experience with high performance, low latency, multi-threaded systems
  • Knowledge of domain driven design and distributed architectures
  • Understanding of design patterns, clean coding practices, and microservices architectures
  • Experience using message queues (experience with Kafka and RabbitMQ preferred)
  • Prior experience writing unit and integration tests and supporting QA
  • Experience using caching solutions
  • Good knowledge of OpenID Connect and OpenAPI; experience developing and consuming RESTful APIs
  • Experience with NoSQL and relational databases
  • Experience with application profiling, tuning, performance optimization, and production troubleshooting
  • Ability to balance multiple priorities in a fast-paced environment; self-starter and ability to learn new technologies
  • Strong English written and verbal communication skills
  • iGaming domain knowledge
  • Experience with Virtual Threads, RxJava, Spring Cloud, and Service Mesh solutions
  • Experience with Maven, Jenkins, GitLab
  • Hands-on experience configuring and using Kubernetes and deploying/operating large-scale, highly available applications
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The Company
1,500 Employees
Year Founded: 2008

What We Do

EveryMatrix is a leading B2B provider of iGaming software, solutions, and services, including casino, sports betting, payments, and affiliate management. They serve global tier-1 operators and lotteries with a modular, scalable, and compliant platform. Founded in 2008, the company has grown to over 1,500 employees across 16 offices, focusing on innovation and delivering outstanding player experiences in regulated markets worldwide.

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