Senior Data Scientist with Advanced SQL Expertise
1 semana atrás
Buscojobs Portugal, a leading company in the field of data protection, is seeking an experienced Senior Python Developer with strong SQL skills to join our Advanced Analytics team. Based in Lisboa, this role offers a competitive salary of €40,000 - €60,000.
About the RoleThis senior developer position will focus on building, enhancing, and maintaining a scalable Data Warehouse solution using Python. As a key member of our team, you will design, implement, and optimize data-driven systems, ensuring high-performance data processing and mentoring junior developers where needed.
- Develop New Features: Architect, develop, and implement new functionalities for the Data Warehouse, emphasizing clean, scalable, and maintainable Python code.
- Data Pipeline Development: Design, build, and maintain efficient, scalable data pipelines and ETL workflows to integrate data from multiple sources into the data warehouse.
- Performance Optimization: Analyze and optimize both data processing and retrieval systems to ensure performance improvements in large-scale environments.
- Database Design & Extension: Lead the design and expansion of database schemas, tables, and data marts while ensuring the integrity and efficiency of the data warehouse architecture.
- Code Reviews & Best Practices: Conduct thorough code reviews, enforce best coding practices, and ensure testable, reliable, and maintainable code with a focus on unit and integration testing.
- Production Monitoring & Debugging: Proactively monitor production environments, troubleshoot complex issues, and optimize data operations for continuous improvement.
- Data Quality Assurance: Implement robust data quality frameworks to ensure data accuracy, consistency, and reliability throughout the data lifecycle.
We are looking for a talented individual with:
- 5+ years of hands-on experience with Python, focusing on back-end development, data processing, and automation within high-volume data environments.
- Advanced proficiency in SQL, including writing complex queries, designing and optimizing databases, and fine-tuning query performance in relational databases.
- Familiarity with big data frameworks like Apache Spark, Hadoop, or distributed computing environments.
- Experience in designing and scaling data-driven systems with a strong understanding of software design principles, patterns, and testing methodologies.
- Strong English communication skills, with the ability to work in a collaborative, multi-disciplinary environment.
If you are passionate about working with data and have a strong background in Python and SQL, we encourage you to apply for this exciting opportunity.
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