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DWH Developer (m / f / n)
CreosLuxembourg, Luxembourg, LU30+ days ago
Job descriptionYou hold a Bachelor’s degree in Computer Science, Software Engineering, or a related field You have at least 4 years of experience in data engineering or backend software development, with a focus on data pipelines, integration, and microservices architecture. Strong proficiency in Python and Java, including experience with frameworks such as Spring Boot and data processing libraries Hands-on experience with event-driven architectures and tools such as Kafka You demonstrate expertise in database systems (SQL and NoSQL), data modelling, and query optimization You are familiar with time-series databases, such as Timescale DB, is a strong advantage Knowledge of RESTful API design and development for data integration Understanding of version control systems (e.g., Git) and CI / CD pipelines You have experience working with cloud platforms (e.g., AWS, Azure, Google Cloud) and containerization technologies (e.g., Docker, Kubernetes) A strong interest in business processes within the energy market and the ability to align technical solutions with business needs Excellent analytical and problem-solving skills with a keen attention to detail Ability to work independently and collaboratively in a fast-paced, agile environment Strong communication skills, a team-oriented mindset, and enthusiasm for knowledge sharing and mentorship Highly effective verbal and written communication skills in English. The knowledge of German and / or French is considered an asset
Your tasks
- You design, develop, and maintain data pipelines and integrations for our national energy data platform using Python, Java, Kafka, and TimescaleDB
- You collaborate with product managers, data architects, and other developers to understand data requirements and deliver efficient solutions
- You develop and optimize data models and schemas for performance, scalability, and reliability
- You write and maintain complex SQL queries to support analytics, reporting, and data transformations
- You implement and maintain APIs and data services to ensure seamless data integration and accessibility
- You ensure the reliability, performance, and efficiency of data workflows and systems
- You write clean, maintainable, and well-documented code following best practices and standards
- You participate in code reviews and provide constructive feedback to ensure code quality and consistency
- You debug, troubleshoot, and resolve data and system issues to maintain stability and reliability
- You contribute to the improvement of data engineering practices, tools, and workflows
- You stay up to date with advancements in data technologies, tools, and industry trends to enhance our platform's capabilities
Your profile
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Developer • Luxembourg, Luxembourg, LU
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