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Etienne Stalmans

PROFILE

Etienne Stalmans

Worked across core Supabase repositories to deliver security, reliability, and workflow improvements. In supabase/dbdev, implemented Content Security Policy and X-Frame-Options headers to mitigate XSS and clickjacking, using JavaScript and configuration management skills to support dynamic preview environments. Enhanced code maintainability by enforcing Prettier formatting. In supabase/pg_graphql, resolved a schema versioning bug by aligning increment logic with PostgreSQL catalog usage, leveraging SQL and schema management expertise. For supabase/cli, automated npm publishing and PR workflows with a GitHub App, and improved CI/CD reliability by pinning GitHub Actions SHAs, demonstrating proficiency in DevOps, CI/CD, and GitHub Actions configuration.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

8Total
Bugs
2
Commits
8
Features
4
Lines of code
344
Activity Months4

Work History

March 2026

2 Commits • 2 Features

Mar 1, 2026

March 2026 monthly summary: Implemented CI/CD stability enhancements across two core repositories by pinning GitHub Actions SHAs to fixed versions, ensuring consistent and predictable builds and reducing breakages from action updates. Key changes: supabase/cli – CI/CD Stability Enhancements (commit 7b7d930c36ea6937f66e4c4991377a8ca47d90fa); supabase/dbdev – CI/CD Stability: Pin GitHub Actions SHAs (commit 0a1ee45aa39313eca5f51f95cf8629b9a2f1162a). No major user-facing bugs fixed this month; CI reliability improvements reduce risk and accelerate release cycles. Overall impact: more reliable pipelines, improved developer velocity, and stronger CI governance across critical repos. Technologies demonstrated: GitHub Actions configuration, SHA pinning, reproducible CI pipelines, cross-repo change management.

November 2025

2 Commits • 1 Features

Nov 1, 2025

November 2025 (supabase/cli): Delivered a security-focused overhaul of npm publishing and PR workflows by introducing a dedicated GitHub App, removing GH_PAT and NPM_TOKEN usage, and adding an automated GitHub App token generation step for API synchronization in the PR workflow. This shift aligns publishing with the Trusted Publisher model, reduces credential exposure, and improves release governance, reliability, and auditability.

February 2025

1 Commits

Feb 1, 2025

February 2025 monthly summary for supabase/pg_graphql: Delivered a critical bug fix and reinforced alignment with updated dependencies, improving schema versioning reliability and deployment stability.

December 2024

3 Commits • 1 Features

Dec 1, 2024

December 2024 monthly summary for the developer team focusing on the supabase/dbdev repository. Key security hardening work was completed to reduce risk exposure in embedded content and cross-origin contexts, complemented by code quality improvements for maintainability.

Activity

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Quality Metrics

Correctness95.0%
Maintainability92.6%
Architecture87.4%
Performance87.4%
AI Usage20.0%

Skills & Technologies

Programming Languages

JavaScriptSQLTOMLYAML

Technical Skills

CI/CDConfigurationConfiguration ManagementContent Security Policy (CSP)Database ManagementDevOpsGitHub ActionsNext.jsSchema ManagementWeb Security

Repositories Contributed To

3 repos

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

supabase/dbdev

Dec 2024 Mar 2026
2 Months active

Languages Used

JavaScriptYAML

Technical Skills

ConfigurationConfiguration ManagementContent Security Policy (CSP)DevOpsNext.jsWeb Security

supabase/cli

Nov 2025 Mar 2026
2 Months active

Languages Used

YAML

Technical Skills

CI/CDDevOpsGitHub Actions

supabase/pg_graphql

Feb 2025 Feb 2025
1 Month active

Languages Used

SQLTOML

Technical Skills

Database ManagementSchema Management