Data Quality Analyst
Job Description
Join summ-it as a Data Quality Analyst and become part of a dynamic team that creates innovative solutions for world-renowned brands. If you're passionate about mastering cutting-edge technologies while working in a collaborative, non-corporate environment, this opportunity is perfect for you.
At summ-it, we prioritize your professional growth and provide space for your ideas to flourish. Our team members actively participate in industry conferences and IT events, continuously developing their expertise through comprehensive training sessions and workshops. You'll work with massive databases totaling petabytes and optimize systems where every millisecond matters, currently managing over 10,000 database systems for our diverse client portfolio.
Key Responsibilities
- Data Quality Monitoring: Continuously monitor and ensure data quality across multiple systems, reports, and data pipelines to maintain the highest standards of data integrity
- Test Design and Execution: Design, develop, and execute comprehensive data quality tests focusing on completeness, consistency, accuracy, and validity metrics
- Cross-System Verification: Perform detailed data verification and reconciliation between different systems, ensuring seamless data flow from source to target environments
- Data Analysis and Anomaly Detection: Analyze complex datasets to identify data errors, anomalies, and inconsistencies, implementing corrective measures and preventive solutions
- Cross-Functional Collaboration: Work closely with Data Engineering, Business Intelligence, and business stakeholder teams to investigate and resolve data quality issues efficiently
- Pipeline Validation: Participate in comprehensive data validation processes within ETL/ELT pipelines, ensuring data accuracy throughout transformation workflows
- SQL Development: Create, optimize, and maintain complex SQL queries specifically designed for data quality control and validation processes
- Test Automation: Develop and implement automated data quality testing frameworks using Python and specialized testing tools to improve efficiency and coverage
- Documentation and Standards: Create detailed documentation of processes, test procedures, and identified issues while supporting the implementation of enterprise data quality standards and best practices
- Continuous Improvement: Proactively identify opportunities to enhance data quality processes and contribute to the evolution of our data governance framework
Requirements
- Experience: Minimum 3 years of hands-on experience in data testing, data quality assurance, or related analytical roles
- Azure Databricks Expertise: Strong proficiency in Azure Databricks including notebooks, job scheduling, Spark cluster management, and distributed data processing
- Azure Data Factory Knowledge: Comprehensive understanding of Azure Data Factory components including pipeline development, dataset configuration, linked services setup, and monitoring capabilities
- Azure Synapse Proficiency: Working knowledge of Azure Synapse Analytics, particularly Dedicated SQL pools and their optimization
- Business Intelligence Tools: Experience with tabular models in Analysis Services and Power BI, including data lineage analysis, semantic model development, and connectivity troubleshooting
- SQL Mastery: Advanced SQL skills for complex data quality verification, test query preparation, and performance optimization
- ETL Understanding: Solid grasp of Extract, Transform, Load processes, data warehousing concepts, and modern data integration patterns
- Automation and CI/CD: Hands-on experience with test automation frameworks and CI/CD practices, specifically using Azure DevOps and TestPlans for deployment and testing workflows
- Communication Skills: English proficiency at minimum B2 level for effective collaboration with international teams and stakeholders
- Analytical Mindset: Strong problem-solving abilities with attention to detail and capacity to work with large, complex datasets
What We Offer
- Contract Flexibility: B2B contract employment structure providing professional autonomy
- Exceptional Culture: Join a workplace built on friendship and trust, with over 92% employee satisfaction and 100% team support ratings
- Technology Access: Work with the latest IT technologies and cutting-edge data platforms in a rapidly evolving field
- Growth Opportunities: Career advancement within an established international company with diverse project exposure
- Comprehensive Training: Regular skill development through "Secure Thursdays," "Science Fridays," and external conference participation
- Vibrant Community: Engaging company events including seasonal parties, AllHands meetings, "Talk to Your Boss" sessions, Local Wednesdays, and team breakfasts
- Recognition Programs: "summ-it heroes" recognition system and Kudos rewards celebrating outstanding contributions
- Referral Benefits: Employee referral program encouraging team growth
- Health and Wellness: Comprehensive benefits package including medical care, MultiSport card access, and group insurance coverage
Join our innovative team where your expertise
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About summ-it
summ-it is a Polish technology company specializing in large-scale database management and data optimization services for global brands. The company manages over 10,000 database systems and works with petabyte-scale data infrastructure where performance optimization is critical. summ-it focuses on data quality, system monitoring, and providing advanced IT solutions while maintaining a collaborative, non-corporate culture that emphasizes employee growth and development.
