data engineer in banking

OBSS is Turkey’s largest technology consultancy, providing product development and technology consulting for an AI-native future. The company serves organizations in banking and finance, insurance, e-commerce, retail, and the startup ecosystem.

• Onboard new data sources into the Data Warehouse from staging through data marts while maintaining strict data quality standards;
• Maintain, optimize, and continuously develop the core SQL Server data warehouse;
• Execute user stories focused on source onboarding, adding new fields, and delivering custom reporting requests;
• Reverse-engineer complex legacy setups based on MS Access, Excel reports, and text files into scalable data solutions;
• Collaborate with cross-functional business teams across the bank to automate reporting environments and align technical solutions with business needs.

• At least 5+ years of experience in Data Modeling, Database Administration, and Database Management;
• 5+ Years of deep T-SQL development experience, including complex stored procedures, functions, views, triggers, and query optimization;
• At least 3+ years of banking-sector experience with in-depth knowledge of financial products, core banking systems, and their underlying data structures;
• Expertise in Python and Apache Airflow for pipeline development and workflow orchestration;
• Strong knowledge of Git and collaborative version control workflows;
• Practical experience reverse-engineering complex legacy setups involving MS Access, Excel, and text files and migrating them into modern data pipelines;
• Exceptional problem-solving and analytical skills focused on automation;
• Effective communication skills for conveying technical concepts to non-technical stakeholders.

• Flexible and hybrid working arrangements;
• Competitive salary;
• Training programs, certifications, and workshops;
• Personalized Individual Growth Program with development goals, trainings, certifications, and personal development milestones;
• Mentorship, knowledge sharing, and participation in tech communities, workshops, and team events.