google/dwh-migration-tools
Feb 2025 – Sep 2025
7 Months active
Languages Used
GroovyJavaGradleBashSQLYAMLShell
Technical Skills
Backend DevelopmentBuild AutomationCloud Services IntegrationData EngineeringDatabase ConnectorsDependency Management
Kamil Piotrowski
PROFILE
Kamil Piotrowski
Over seven months, contributed to google/dwh-migration-tools by delivering features and fixes that improved data migration, authentication, and compliance workflows. Developed connectors and scripts for Redshift Serverless and Oracle, enhancing observability and enabling secure, flexible authentication using Java, Groovy, and SQL. Enhanced license compliance by centralizing and enriching dependency metadata, automating reporting, and updating build configurations. Addressed data accuracy in Snowflake metrics and stabilized Redshift IAM authentication, supporting reliable analytics and secure migrations. Refactored repository structure for clarity and future migration-focused development. Demonstrated strengths in backend development, build automation, and cloud integration, consistently aligning technical solutions with enterprise requirements.
Overall Statistics
Feature vs Bugs
82%Features
Repository Contributions
15Total
Bugs
2
Commits
15
Features
9
Lines of code
790
Activity Months7
Your Network
4717 peopleSame Organization
@google.com4703
Benedict OdaiMember
Craig IngramMember
KayyuriMember
Scott SuarezMember
Agent2Agent (A2A) BotMember
Andreas AbelMember
Aadi KapurMember
Aadish GoelMember
Aahil MehtaMember
Work History
September 2025
1 Commits • 1 Features
Sep 1, 2025September 2025 monthly summary for google/dwh-migration-tools focused on aligning discovery tooling with migration objectives. Renamed the Discovery Script directory from warehouse-discovery-scripts to migration-discovery-scripts to reflect migration-focused scope. No functional changes were required; the update improves clarity, onboarding, and future tooling work centered on migrations. All changes were tracked with a single commit, minimizing risk to production behavior.
1 Commits • 1 Features
Sep 1, 2025September 2025 monthly summary for google/dwh-migration-tools focused on aligning discovery tooling with migration objectives. Renamed the Discovery Script directory from warehouse-discovery-scripts to migration-discovery-scripts to reflect migration-focused scope. No functional changes were required; the update improves clarity, onboarding, and future tooling work centered on migrations. All changes were tracked with a single commit, minimizing risk to production behavior.
September 2025
August 2025
2 Commits • 1 Features
Aug 1, 2025August 2025: Drove business value by delivering a security/compliance-friendly Oracle TCO discovery option and stabilizing Redshift Serverless authentication in google/dwh-migration-tools. These changes enhance migration planning, reduce risk, and improve enterprise readiness.
August 2025
2 Commits • 1 Features
Aug 1, 2025August 2025: Drove business value by delivering a security/compliance-friendly Oracle TCO discovery option and stabilizing Redshift Serverless authentication in google/dwh-migration-tools. These changes enhance migration planning, reduce risk, and improve enterprise readiness.
July 2025
2 Commits • 2 Features
Jul 1, 2025July 2025 performance: Delivered two key capabilities for google/dwh-migration-tools with no major bugs fixed. Key features: temporary AWS session credentials support (iam-sessiontoken) enabling authentication with temporary credentials (SSO/IAM roles); license reporting enhancement to include license URLs for dependencies with Groovy config updates for URL visibility. Impact: enhances security posture, reduces licensing risk, improves compliance traceability. Technologies: AWS credentials handling, CLI integration, Groovy configuration, dependency license management.
2 Commits • 2 Features
Jul 1, 2025July 2025 performance: Delivered two key capabilities for google/dwh-migration-tools with no major bugs fixed. Key features: temporary AWS session credentials support (iam-sessiontoken) enabling authentication with temporary credentials (SSO/IAM roles); license reporting enhancement to include license URLs for dependencies with Groovy config updates for URL visibility. Impact: enhances security posture, reduces licensing risk, improves compliance traceability. Technologies: AWS credentials handling, CLI integration, Groovy configuration, dependency license management.
July 2025
May 2025
1 Commits
May 1, 2025May 2025 monthly summary for google/dwh-migration-tools: Delivered a critical data accuracy fix in Snowflake ACCOUNT_USAGE metrics, reinforcing data reliability for analytics and decision-making.
May 2025
1 Commits
May 1, 2025May 2025 monthly summary for google/dwh-migration-tools: Delivered a critical data accuracy fix in Snowflake ACCOUNT_USAGE metrics, reinforcing data reliability for analytics and decision-making.
April 2025
3 Commits • 1 Features
Apr 1, 2025April 2025 monthly summary for google/dwh-migration-tools: Implemented Snowflake authentication enhancements across connectors, introducing RSA private key authentication, MFA caching to reduce repeated prompts, and options to override the default authenticator plus passwordless prompts for a more flexible and secure connection setup.
3 Commits • 1 Features
Apr 1, 2025April 2025 monthly summary for google/dwh-migration-tools: Implemented Snowflake authentication enhancements across connectors, introducing RSA private key authentication, MFA caching to reduce repeated prompts, and options to override the default authenticator plus passwordless prompts for a more flexible and secure connection setup.
April 2025
March 2025
3 Commits • 2 Features
Mar 1, 2025March 2025 monthly summary for google/dwh-migration-tools. Focused on enhancing license transparency and compliance across the repository, with targeted improvements to the dbsync module and a centralized license reporting workflow. No major bugs reported this month; efforts concentrated on delivering robust licensing data and reproducible reports that support governance and vendor risk management.
March 2025
3 Commits • 2 Features
Mar 1, 2025March 2025 monthly summary for google/dwh-migration-tools. Focused on enhancing license transparency and compliance across the repository, with targeted improvements to the dbsync module and a centralized license reporting workflow. No major bugs reported this month; efforts concentrated on delivering robust licensing data and reproducible reports that support governance and vendor risk management.
February 2025
3 Commits • 2 Features
Feb 1, 2025February 2025 monthly summary for google/dwh-migration-tools: Delivered observability and compliance enhancements including a new Redshift Serverless Logs Connector (with timestamped outputs and future extensibility) and license metadata updates for dependencies. Fixed a bug: missing timestamp in Redshift time series file to improve traceability. These efforts enhance operational visibility, build hygiene, and governance, supporting faster troubleshooting, better capacity planning, and audit readiness. Technologies demonstrated include Groovy build script maintenance (OverridesUtil.groovy), data engineering connectors, Redshift Serverless metrics extraction, and license governance.
3 Commits • 2 Features
Feb 1, 2025February 2025 monthly summary for google/dwh-migration-tools: Delivered observability and compliance enhancements including a new Redshift Serverless Logs Connector (with timestamped outputs and future extensibility) and license metadata updates for dependencies. Fixed a bug: missing timestamp in Redshift time series file to improve traceability. These efforts enhance operational visibility, build hygiene, and governance, supporting faster troubleshooting, better capacity planning, and audit readiness. Technologies demonstrated include Groovy build script maintenance (OverridesUtil.groovy), data engineering connectors, Redshift Serverless metrics extraction, and license governance.
February 2025
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Quality Metrics
Correctness97.4%
Maintainability97.4%
Architecture96.0%
Performance94.6%
AI Usage21.4%
Skills & Technologies
Programming Languages
BashGradleGroovyJavaSQLShellYAML
Technical Skills
AWSAuthenticationBackend DevelopmentBigQuery MigrationBuild AutomationBuild ConfigurationBuild Script DevelopmentBuild Tool ConfigurationCloud InfrastructureCloud Services IntegrationConfiguration ManagementData EngineeringData ExtractionDatabase AdministrationDatabase Connection
Repositories Contributed To
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