Java Developer + BigData

What's in it for you:

• Opportunity to work on a distributed, cloud-native, fully Java tech stack (Java 21+) with UI components built in the Vaadin framework
• Engage in skill-building and innovation opportunities in a supportive environment
• Collaborate with a diverse group of professionals across data, product, and technology disciplines
• Contribute to projects that have a tangible impact on the organisation and the industry
  

Key Responsibilities:

• Design, develop and maintain scalable and efficient data modelling components within a distributed data platform
• Collaborate with cross-functional teams to gather requirements and translate them into technical specifications and solutions
• Implement best practices in software development, including code reviews, unit testing and continuous integration / continuous deployment (CI/CD) processes
• Troubleshoot and resolve software defects and performance issues in a timely manner
• Participate sprint planning, daily stand-ups, user demos and retrospectives to ensure alignment and progress within the team
• Mentor junior developers and contribute to their professional growth through knowledge sharing and code reviews
• Stay updated with emerging technologies and industry trends to continuously improve our software solutions quality and performance
• Document technical designs, processes and workflows to facilitate knowledge transfer and maintain project transparency
• Engage with stakeholders to communicate project status, challenges and solutions, ensuring alignment with business outcomes
• Contribute to the overall architecture and design of the TeraHelix ecosystem, ensuring scalability, reliability and security
  

What we're looking for:

• Bachelor's degree or higher in Computer Science or a related field
• 3+ years of hands-on experience in software development, particularly with Java (21+ preferred) and associated toolchains
• Proficiency in SQL (any variant) and big data technologies, with experience in operating commonly used databases such as PostgreSQL, HBase, or Trino
• Knowledge of gRPC (unary, response streaming, bi-directional streaming, REST mapping)
• Familiarity with Linux operating systems, including command-line tools and utilities
• Experience with version control systems such as Git, GitHub, Bitbucket or Azure DevOps
• Knowledge of Object-Orientated Programming (OOP) design patterns, Test-Driven Development (TDD) and enterprise system design principles
• Strong problem-solving and debugging skills
• Commitment to software craftsmanship and Agile principles
• Effective communication skills for technical concepts
• Adaptability and eagerness to learn new technologies
• Interest in emerging tools and frameworks
  

Nice to have:

• Experience with the Vaadin UI framework
• Experience with Apache Spark, Avro and Kafka
• Familiarity with DevOps practices and automation tools
• Knowledge of Kubernetes for container orchestration
• Cloud experience across AWS, Azure, GCP or Oracle Cloud
• Experience with C# and .NET Core
• Familiarity with Python, R, Ruby or JavaScript, especially in the GraalVM
• Interest in financial markets and business development