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.