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Design and maintain petabyte-scale data pipelines and cloud platforms for a bank, using Azure, Spark, and Python to deliver governed, low-latency data products.
Senior Data Engineer designs and implements enterprise database migrations, building ETL/ELT pipelines with DB2, MongoDB, and Java to move high-volume financial data while ensuring integrity.
Senior Data Engineer builds and optimizes Snowflake data warehouses, migrates legacy systems, and designs ETL pipelines using Talend/Informatica to support analytics and reporting.
Designs and implements Test Data Management (TDM) pipelines to provision realistic, secure test data for software validation, using SQL, NoSQL, Informatica IDMC, and Azure cloud tools.
Design and build scalable Snowflake data warehouses and ETL pipelines using Talend/Informatica, optimizing data flows and ensuring integrity for analytics and reporting.
Build and maintain scalable ETL pipelines and databases for OTC derivatives data, using SQL, Python, Snowflake, and DB2 to support regulatory and business reporting.
Builds and maintains data pipelines to migrate legacy sources (DB2, Teradata, files) into Snowflake, writes Python ETL scripts, and helps business teams create Power BI dashboards for data-driven decisions.
Convert legacy SAS code to PySpark/SQL, migrate DB2 data to cloud lakes, and build automated testing pipelines on Databricks.
Designs and builds data pipelines, models, and transformations in Snowflake, migrating legacy data and integrating ETL tools like Informatica/Talend.
Build and maintain IBM’s Quantum Software data lake, designing scalable pipelines and orchestration workflows to power analytics and insights for quantum computing.
Build and maintain Java-based backend services and APIs with Spring Boot, and develop responsive web apps using Angular or React for an insurance-focused enterprise.
Design and scale RAG pipelines that turn IT logs and docs into vector embeddings, maintain high-performance vector databases, and build semantic layers for AI agents.
Build and maintain enterprise Java applications on AWS for clients, handling requirements, design, development, and integration with databases and web services.
Build and maintain Java-based banking applications using Spring Boot, AWS, and SQL databases like DB2/Sybase, following Agile practices.
Lead a team to build and modernize cloud-based full stack apps using React, Java, Spring, AWS, and CI/CD pipelines for government systems.
Lead a team to build and modernize cloud-based full stack apps for government systems using React, Java, Spring, AWS, and CI/CD pipelines.
Build and maintain secure, scalable Java back-end systems for lottery solutions using Spring, Hibernate, and PostgreSQL/DB2.
Lead a new Warsaw engineering team building scalable KYC software for global banking, using Java, Kafka, React/TypeScript, and databases to support trading, risk, and client flows.
Builds and tests full-stack Java apps with React or Angular, sets up CI/CD pipelines using GitHub and Jenkins, and works with Oracle/DB2 databases.
Build and maintain AWS-based data pipelines and warehouses using Python, SQL, and services like Glue, Redshift, and S3 to enable analytics and ML feature stores.
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