Tatum is a global leader in blockchain development platforms and infrastructure. We provide developers and enterprises with a powerful, flexible framework and a comprehensive suite of tools to build, test, and deploy blockchain applications. With over 100,000 Web3 projects and customers, and a recent $41.5 million funding round, we’re entering an exciting phase of growth—and we’re looking to expand our Engineering team with a skilled Java Developer.

In this role, you will be responsible for developing and maintaining our flagship product, which provides customers with cutting-edge access to blockchain networks.

You’ll work in a collaborative environment that fosters innovation and flexibility, with the opportunity to engage directly with advanced blockchain technologies. Your contributions will support our mission to create a seamless integration layer for diverse blockchain applications.

What we need to help with:

• Design, develop, and maintain high-performance Java-based applications and services.
• Implement software solutions that enhance Tatum's capabilities and customer experience.
• Collaborate with cross-functional teams to analyze, design, and ship new features.
• Participate in code reviews and the quality assurance process to ensure high coding standards.
• Troubleshoot and resolve performance issues and bugs.
• Stay up-to-date with emerging technologies and industry trends, particularly within the blockchain space.

We are looking for an experienced Java Developer with a strong background in backend development and a genuine interest in blockchain technology. The ideal candidate has a proven ability to deliver high-quality software in fast-paced, dynamic environments.

In summary:

• Strong proficiency in modern Java, including experience with asynchronous programming frameworks such as Eclipse Vert.x, SmallRye Mutiny, or RxJava
• In-depth understanding of networking concepts and HTTP protocols
• Familiarity with JSON-RPC
• Experience with observability tools, particularly Prometheus
• Exposure to blockchain protocols is a plus
• Excellent problem-solving skills and a collaborative mindset

• Remote friendly - This is all about discussion. We strive to ensure that the needs of both the business and our employees are met. We usually meet in offices located in Prague, Brno.
• ESOP (Employee Stock Option Plan) - Join our team and enjoy the opportunity to become a part-owner of our company through our Employee Stock Option Plan (ESOP), allowing you to share in our success and potential profits as you work with us.
• Flexible hours - Work whenever it suits your personal schedule. For most positions, we don't have fixed hours.
• 25 days off - Take time off. Enjoy your vacation.
• Learning & Development budget is ready for you - Whether you are looking to enhance your technical skills, develop your leadership capabilities, or explore new areas of the blockchain ecosystem, we are here to support you every step of the way.
• Projects that will introduce you to the world of blockchain - it will not only give you a better understanding of blockchain technology but also equip you with valuable skills for the future.

Are you ready to hop on our fast train to the future? Become a #Tatumer! Contact us with your resume or a link to your LinkedIn profile. We want to introduce ourselves and get to know you better!