Aleksei Kosteev
Senior Consultant @Eufomex
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WORK HISTORY
Senior Consultant @Eufomex
Munich, DE
Consulting via Eufomex | Client: Top Tier German bank• Designed and implemented scalable ETL pipelines for data integration and migration within Transaction Monitoring and Anti-Financial Crime (AFC) programs.• Engineered on-prem data solutions using Cloudera CDSW (Python, SQL).• Built and maintained GCP-based data workflows using BigQuery, Dataproc (Spark), and Airflow (Python DAGs).• Created modular, reusable codebases with built-in data validation and error handling.• Participated in the full project lifecycle: data analysis, implementation, testing, and release approvals.• Successfully deployed production-grade solutions across 4 international locations, ensuring compliance and auditability.• Actively contributed to system stability, performance tuning, and release documentation.• Collaborated with distributed teams (product owners, analysts, QA, and release managers) to align on business and regulatory requirements.• Took part in Agile ceremonies (planning, reviews, retrospectives) and contributed to solution architecture discussions.
EDUCATION
Bugulma Engineering College
Bachelor's degree, Computer Technology/Computer Systems Technology
Kazan National Research Technical University named after A.N.Tupolev – KAI
Bachelor's degree, Computer Technology/Computer Systems Technology
ABOUT ALEKSEI KOSTEEV
Senior Data Engineer and Consultant with over 11 years of experience in the banking and IT services sectors. Expert in Microsoft SQL Server and a proficient Oracle professional, with deep technical capabilities in data warehouse design, ETL architecture, and database optimization. Currently contributing to anti-financial crime initiatives for the Top Tier German bank (via consulting engagement), delivering high-impact data solutions on-premises and in the cloud. Skilled in building robust data pipelines using Cloudera CDSW, GCP (BigQuery, Airflow), and Spark. Adept at leading full data solution lifecycles — from analytics and development to testing, release, and production launch.Skills: • Programming Languages: SQL (T-SQL, PL/SQL), Python, C#, Delphi• Technologies: T-SQL, PL/SQL • Databases: MS SQL Server, Oracle, PostgreSQL, BigQuery, Hive, Impala• Cloud & Big Data: Google Cloud Platform (BigQuery, Dataproc, Composer), Spark• Tools: Jira, Confluence, Youtrack• Operating Systems: Windows, Linux • OLAP: SQL Server Analysis Services (SSAS)• ETL & Pipelines: Cloudera CDSW, Airflow, SQL Server Integration Services (SSIS), SAS Data Integration Studio (SAS DIS), PolyBase• Dev Tools: Git, Jira, Confluence, SQL Server Management Studio, VS Code• IDEs: SQL Server Management Studio, PL/SQL Developer, DbForge for SQL Server, Visual Studio, Visual Studio Code, Embarcadero Rad Studio• Project Delivery: Agile (Scrum/Kanban), CI/CD, UAT, documentation, release coordination• BI & Reporting: Power BI, SSRS, QlikView, Qlik Sense• Business Applications: SAS Real Time Decision Manager, SAS Enterprise Guide, SAS Business Intelligence & Analytics
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