Backend Java/Python Developer (Data)

Location: Warsaw, Masovian Voivodeship, Poland

Company

hirify.global is an international consulting group specializing in innovation and business transformation through technology, with expertise in data, technologies, cloud, application services, and management consulting.

What you will do

• Design, develop, and maintain backend and data-processing components using Java, Python, and SQL.
• Implement business, calculation, and analytical logic according to functional requirements.
• Develop and integrate REST APIs, microservices, and data loading, processing, and transformation capabilities.
• Develop and maintain Atoti / ActiveViam analytical components and implement related measures and calculations when required.
• Analyze and optimize performance, memory usage, and scalability; troubleshoot technical, data, and performance issues.
• Implement unit and integration tests and support testing, certification, deployment, production releases, documentation, and development best practices.

Requirements

• At least 2 years of software development experience, preferably in data-intensive or analytical environments.
• Mandatory experience with Java, Python, SQL, REST APIs / microservices, data processing and transformation, software design and development, testing and debugging, performance optimization, and Git / version control.
• C1 English level required.

Nice to have

• Atoti / ActiveViam experience.
• Big Data / DataLake, cloud, and Control-M experience.
• Jira / Confluence experience.

Culture & Benefits

• Long-term employment contract.
• Training and career development opportunities.
• Opportunity to work in a multicultural team on international projects.