OpenLineage/OpenLineage
Jun 2025 – Feb 2026
6 Months active
Languages Used
MarkdownSVGTypeScriptJSONPythonYAMLJava
Technical Skills
DocumentationOpenLineage SpecificationTechnical WritingWebsite Content ManagementAPI DevelopmentBackend Development
Jakub Moravec
PROFILE
Jakub Moravec
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
7Total
Bugs
0
Commits
7
Features
7
Lines of code
3,544
Activity Months6
Your Network
57 people
Work History
February 2026
1 Commits • 1 Features
Feb 1, 2026February 2026 highlights for OpenLineage/OpenLineage: Delivered a JWT-based API authentication feature with token issuance and automatic refresh, enabling stateless, secure client access via API keys. Added environment-variable validation to fail fast on misconfigurations and prepared the token lifecycle for rotation. Resulting changes reduce server-side state, improve security and scalability, and simplify client onboarding.
1 Commits • 1 Features
Feb 1, 2026February 2026 highlights for OpenLineage/OpenLineage: Delivered a JWT-based API authentication feature with token issuance and automatic refresh, enabling stateless, secure client access via API keys. Added environment-variable validation to fail fast on misconfigurations and prepared the token lifecycle for rotation. Resulting changes reduce server-side state, improve security and scalability, and simplify client onboarding.
February 2026
January 2026
1 Commits • 1 Features
Jan 1, 2026January 2026 monthly summary for OpenLineage: Focused on delivering a new Job Execution Parameters Metadata Facet to improve job metadata tracking and documentation, with an associated specification entry and website spec file. This work enhances observability, governance, and traceability for job executions, enabling easier auditing and better lineage quality. Strong collaboration across spec and website contributions, with clear ownership and code quality improvements.
January 2026
1 Commits • 1 Features
Jan 1, 2026January 2026 monthly summary for OpenLineage: Focused on delivering a new Job Execution Parameters Metadata Facet to improve job metadata tracking and documentation, with an associated specification entry and website spec file. This work enhances observability, governance, and traceability for job executions, enabling easier auditing and better lineage quality. Strong collaboration across spec and website contributions, with clear ownership and code quality improvements.
December 2025
1 Commits • 1 Features
Dec 1, 2025December 2025 monthly summary: Delivered OpenLineage Naming Conventions Documentation for Data Storage and Management Systems, establishing standardized naming guidelines for Milvus, FileNet, Box, and SharePoint within the OpenLineage framework. This work improves consistency, discoverability, and governance of lineage metadata across storage platforms. No major bugs fixed this month. Impact: reduces onboarding time for users and developers, improves cross-system interoperability, and strengthens metadata governance. Technologies/skills demonstrated: documentation, cross-system design, OpenLineage framework alignment, code-review discipline.
1 Commits • 1 Features
Dec 1, 2025December 2025 monthly summary: Delivered OpenLineage Naming Conventions Documentation for Data Storage and Management Systems, establishing standardized naming guidelines for Milvus, FileNet, Box, and SharePoint within the OpenLineage framework. This work improves consistency, discoverability, and governance of lineage metadata across storage platforms. No major bugs fixed this month. Impact: reduces onboarding time for users and developers, improves cross-system interoperability, and strengthens metadata governance. Technologies/skills demonstrated: documentation, cross-system design, OpenLineage framework alignment, code-review discipline.
December 2025
November 2025
2 Commits • 2 Features
Nov 1, 2025November 2025 (OpenLineage/OpenLineage) focused on delivering core enhancements to improve data lineage coverage and ingestion throughput, with emphasis on practical business value for ETL governance and reliability.
November 2025
2 Commits • 2 Features
Nov 1, 2025November 2025 (OpenLineage/OpenLineage) focused on delivering core enhancements to improve data lineage coverage and ingestion throughput, with emphasis on practical business value for ETL governance and reliability.
October 2025
1 Commits • 1 Features
Oct 1, 2025Month: 2025-10 — OpenLineage/OpenLineage: IBM Integration Documentation Update delivered to reflect IBM integration and partnership focus. Replaced the Manta logo and related information in the consumers section with IBM branding and integration details. Commit f2eebe9f048df4cb78c44e4feeb383fdcbb60a5d (doc: replace Manta logo under consumers by IBM (#4082)) includes a Signed-off-by: Jakub Moravec. Impact: clearer, up-to-date docs for users exploring IBM-integrated workflows; aligns product documentation with partner ecosystem strategy and reduces onboarding friction. No major bugs fixed this month. Technologies/skills demonstrated: documentation authoring, branding/assets governance, Git-based change management, and adherence to contribution guidelines.
1 Commits • 1 Features
Oct 1, 2025Month: 2025-10 — OpenLineage/OpenLineage: IBM Integration Documentation Update delivered to reflect IBM integration and partnership focus. Replaced the Manta logo and related information in the consumers section with IBM branding and integration details. Commit f2eebe9f048df4cb78c44e4feeb383fdcbb60a5d (doc: replace Manta logo under consumers by IBM (#4082)) includes a Signed-off-by: Jakub Moravec. Impact: clearer, up-to-date docs for users exploring IBM-integrated workflows; aligns product documentation with partner ecosystem strategy and reduces onboarding friction. No major bugs fixed this month. Technologies/skills demonstrated: documentation authoring, branding/assets governance, Git-based change management, and adherence to contribution guidelines.
October 2025
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025 monthly summary for OpenLineage/OpenLineage focused on documentation of the design lineage object model and event payloads, aligned with the OpenLineage proposal; added SVG diagrams; clarified payload types; improved design clarity and interoperability.
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025 monthly summary for OpenLineage/OpenLineage focused on documentation of the design lineage object model and event payloads, aligned with the OpenLineage proposal; added SVG diagrams; clarified payload types; improved design clarity and interoperability.
Activity
Loading activity data...
Quality Metrics
Correctness97.2%
Maintainability88.6%
Architecture97.2%
Performance88.6%
AI Usage28.6%
Skills & Technologies
Programming Languages
JSONJavaMarkdownPythonSVGTypeScriptYAML
Technical Skills
API DevelopmentAPI designAPI developmentBackend DevelopmentDocumentationETL processesJSON schema designOpenLineage SpecificationPython developmentSpecification DesignTechnical WritingWebsite Content Managementauthenticationbackend developmentdata lineage
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline