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Daniel Huang

PROFILE

Daniel Huang

Tihuang developed and refined observability and alerting systems for the cal-itp/data-infra repository over a two-month period, focusing on real-time monitoring of GTFS-RT data ingestion. Leveraging Terraform and Google Cloud Platform, Tihuang implemented alert policies and notification channels that enabled immediate detection of ingestion issues, supporting faster triage and reduced downtime. The work included extending alerting logic with project-specific parameters and tuning monitoring thresholds and evaluation logic to reduce false alarms. By consolidating alerting parameters and refining policy conditions, Tihuang improved the reliability and accuracy of incident response, demonstrating depth in infrastructure as code and cloud-based monitoring solutions.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

3Total
Bugs
0
Commits
3
Features
2
Lines of code
112
Activity Months2

Work History

March 2026

2 Commits • 1 Features

Mar 1, 2026

March 2026: Delivered enhanced monitoring alerting accuracy and false alarm reduction in cal-itp/data-infra. Consolidated alerting parameters and policies, refined evaluation conditions, timing, thresholds, and durations for more reliable alerts. Impact: reduced alert noise and faster, more actionable incident response. Key commits implementing tuning: d6fd011b61f7ba053272da62e7e713eef6eef3d9; 6d96fded0bc9f17ec48c3934f524bf3c129b8f1e.

February 2026

1 Commits • 1 Features

Feb 1, 2026

February 2026: Delivered proactive GTFS-RT ingestion observability for cal-itp/data-infra by implementing Google Cloud Monitoring alerting, enabling real-time detection and faster triage of data ingestion issues. No major bugs fixed this month; primary focus on reliability improvements and cross-project visibility.

Activity

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Quality Metrics

Correctness86.6%
Maintainability80.0%
Architecture86.6%
Performance80.0%
AI Usage26.6%

Skills & Technologies

Programming Languages

HCL

Technical Skills

AlertingGoogle Cloud PlatformInfrastructure as CodeMonitoringMonitoring and AlertingTerraform

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

cal-itp/data-infra

Feb 2026 Mar 2026
2 Months active

Languages Used

HCL

Technical Skills

Google Cloud PlatformInfrastructure as CodeTerraformAlertingMonitoringMonitoring and Alerting