google/perfetto
Nov 2024 – Mar 2025
4 Months active
Languages Used
C++PythonSQLTypeScriptprotobufGN
Technical Skills
Android DebuggingData ParsingSystem AnalysisTrace ProcessingAPI IntegrationAndroid Bug Report Analysis
Chris Phlipot
PROFILE
Chris Phlipot
Contributed to the google/perfetto repository by building and enhancing features for Android bug report parsing, battery statistics analysis, and trace processing. Focused on robust data ingestion and interpretation, this work included developing utilities for parsing battery stats history, enriching ScreenState data, and implementing timezone-aware log processing. Applied C++, Python, and SQL to optimize performance, improve data accuracy, and resolve race conditions in counter data display. Addressed build system consistency by aligning MacOS builds with CI and improved parsing reliability through targeted bug fixes. Emphasized maintainable code, documentation, and test automation to support reliable telemetry and streamlined developer workflows.
Overall Statistics
Feature vs Bugs
67%Features
Repository Contributions
27Total
Bugs
3
Commits
27
Features
6
Lines of code
3,943
Activity Months4
Your Network
3339 peopleSame Organization
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Aaryaman SagarMember
Shared Repositories
261
Work History
March 2025
2 Commits
Mar 1, 2025March 2025 (2025-03) performance summary for google/perfetto highlighting two critical bug fixes that significantly improved data correctness and downstream metrics reliability. Strengthened parsing robustness and query accuracy to deliver tangible business value for performance analysis and tooling reliability.
2 Commits
Mar 1, 2025March 2025 (2025-03) performance summary for google/perfetto highlighting two critical bug fixes that significantly improved data correctness and downstream metrics reliability. Strengthened parsing robustness and query accuracy to deliver tangible business value for performance analysis and tooling reliability.
March 2025
January 2025
5 Commits • 2 Features
Jan 1, 2025January 2025 performance summary for google/perfetto: Focused on time-aligned telemetry, data integrity, and CI parity. Key features delivered: timezone-aware Bug Report and Logcat Processing; MacOS standalone build alignment with CI by enabling -Wextra-semi. Major bugs fixed: Counter Data Display race conditions addressed via SQL optimization, replacing LEAD/LAG with subqueries. Overall impact: improved time synchronization across logs and bug reports, more reliable metrics, faster debugging, and closer alignment between local builds and CI. Technologies demonstrated: advanced timestamp handling, SQL query optimization, and cross-platform build configuration.
January 2025
5 Commits • 2 Features
Jan 1, 2025January 2025 performance summary for google/perfetto: Focused on time-aligned telemetry, data integrity, and CI parity. Key features delivered: timezone-aware Bug Report and Logcat Processing; MacOS standalone build alignment with CI by enabling -Wextra-semi. Major bugs fixed: Counter Data Display race conditions addressed via SQL optimization, replacing LEAD/LAG with subqueries. Overall impact: improved time synchronization across logs and bug reports, more reliable metrics, faster debugging, and closer alignment between local builds and CI. Technologies demonstrated: advanced timestamp handling, SQL query optimization, and cross-platform build configuration.
December 2024
19 Commits • 3 Features
Dec 1, 2024December 2024: Strengthened telemetry fidelity and developer reliability for google/perfetto. Key features include battery statistics parsing enhancements with robust string handling and new utilities, ScreenState data enrichment for trace analysis, and documentation/CI improvements to ensure stable builds. Together, these efforts improved data accuracy, reduced trace gaps, and streamlined future contributions.
19 Commits • 3 Features
Dec 1, 2024December 2024: Strengthened telemetry fidelity and developer reliability for google/perfetto. Key features include battery statistics parsing enhancements with robust string handling and new utilities, ScreenState data enrichment for trace analysis, and documentation/CI improvements to ensure stable builds. Together, these efforts improved data accuracy, reduced trace gaps, and streamlined future contributions.
December 2024
November 2024
1 Commits • 1 Features
Nov 1, 2024November 2024: Focused feature delivery for Perfetto with Battery Stats History Parsing, enabling ingestion and interpretation of battery stats history from Android bug reports. This addition enhances trace processor capabilities to analyze power consumption by parsing battery history items, checkin data, and various battery event types. No major bugs fixed this month; effort centered on robust parsing, code readability, and maintainability.
November 2024
1 Commits • 1 Features
Nov 1, 2024November 2024: Focused feature delivery for Perfetto with Battery Stats History Parsing, enabling ingestion and interpretation of battery stats history from Android bug reports. This addition enhances trace processor capabilities to analyze power consumption by parsing battery history items, checkin data, and various battery event types. No major bugs fixed this month; effort centered on robust parsing, code readability, and maintainability.
Activity
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Quality Metrics
Correctness94.4%
Maintainability90.6%
Architecture87.0%
Performance87.4%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++GNPythonSQLTypeScriptprotobuf
Technical Skills
API IntegrationAndroid Bug Report AnalysisAndroid Bug Report ParsingAndroid DebuggingAndroid InternalsBackend DevelopmentBug FixingBug Report AnalysisBug Reporting ToolsBuild System ConfigurationBuild SystemsC++C++ DevelopmentC++ developmentCode Refactoring
Repositories Contributed To
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