At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.
We are looking for a Software Engineer to design, develop, and maintain backend and data‑processing components for analytical and data‑intensive applications. You will work with technologies such as Java, Python, SQL, and REST APIs, developing solutions that handle complex data transformations, performance tuning, and efficient integration between various systems.
Sounds like your kind of challenge?
What you get in return
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Hybrid work setup – one day a week from the offcie
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Collaborative team culture – work alongside experienced professionals eager to share knowledge
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Continuous development – access to training platforms and growth opportunities
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Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
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High quality equipment – laptop and essential software provided
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Design and develop backend and data‑processing applications using Java and Python.
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Implement business logic and calculation engines according to functional requirements.
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Build and integrate REST APIs and microservices for data exchange and automation.
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Develop data loading, processing and transformation capabilities using SQL and Python.
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Build and maintain analytical components and calculation logic within Atoti / ActiveViam (where applicable).
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Analyse and optimise application performance, memory usage and scalability.
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Validate and reconcile data across different systems and components.
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Troubleshoot technical, integration and performance issues.
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Write and maintain unit and integration tests to ensure code quality.
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Support testing, deployment and production releases.
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Maintain technical documentation and follow engineering best practices.
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2 + years of experience in software development, preferably in data‑intensive or analytical environments.
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Strong knowledge of Java, Python and SQL.
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Practical experience with REST APIs and microservice development.
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Skills in software design, testing, debugging and performance optimisation.
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Familiarity with data processing and transformation concepts.
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Experience with Git and version control practices.
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English level: B2 minimum (communication and documentation).
Nice to have:
- Knowledge of Atoti / ActiveViam for analytical and OLAP‑based development.
- Experience in Big Data / Data Lake or Cloud environments.
- Familiarity with Control‑M, Jira, and Confluence for workflow and release management.
Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.
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