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Matthew Kocher

PROFILE

Matthew Kocher

Matthew Kocher contributed to multiple Cloud Foundry repositories, focusing on reliability, maintainability, and cross-platform support. He enhanced deployment logic and CI/CD stability in bosh and bosh-utils, using Go and Ruby to refactor test suites, improve logging, and reduce flakiness. In bosh-linux-stemcell-builder, he added cgroups v2 support for Jammy stemcells and enabled ARM64 builds, addressing compatibility for Apple Silicon. His work in bosh-windows-stemcell-builder improved provisioning reliability and observability through PowerShell scripting and error handling. Across these projects, Matthew demonstrated depth in DevOps, containerization, and infrastructure as code, consistently delivering features and fixes that improved operational efficiency.

Overall Statistics

Feature vs Bugs

47%Features

Repository Contributions

18Total
Bugs
8
Commits
18
Features
7
Lines of code
929
Activity Months7

Work History

March 2026

6 Commits • 2 Features

Mar 1, 2026

March 2026 performance snapshot: Delivered strategic enhancements across three Cloud Foundry repos, delivering business value through CI/CD reliability, ARM64 stemcell support, and hardened container environments, while fixing critical deployment and DNS issues that boosted stability and developer velocity.

February 2026

1 Commits • 1 Features

Feb 1, 2026

Month: 2026-02 — Focused on delivering a pivotal feature for cloudfoundry/bosh: Deployment Re-creation Logic Enhancement. The change refactors and refines the deployment plan recreation logic and enhances logging for traceability, improving reliability and auditability of deployment recreation decisions. The work reduces unnecessary redeployments by clarifying trigger conditions and adds improved visibility into the recreation process, aiding faster debugging and issue resolution. Commit f65d09cbf11a9d1294dbbb1d592b93ddfd88323e (Refactor instance plan recreation logic and logging) includes co-authorship by Nishad Mathur.

January 2026

1 Commits • 1 Features

Jan 1, 2026

January 2026 monthly summary for cloudfoundry/bosh-linux-stemcell-builder highlighting the key feature delivered, major bug activity, overall impact, and skills demonstrated. The month centers on delivering Cgroups v2 Support for Jammy Stemcells, with traceable commits and clear business value.

December 2025

4 Commits • 2 Features

Dec 1, 2025

December 2025 monthly summary focusing on reliability improvements, provisioning stability, and cross-team collaboration across Cloud Foundry projects. Highlights include enhanced observability for Windows provisioning, stability fixes in the provisioning workflow, and expanded FI collaboration to accelerate VM deployment lifecycle improvements in BOSH.

November 2025

2 Commits

Nov 1, 2025

November 2025 monthly summary for the cloudfoundry/bosh-windows-stemcell-builder repository. Focused on CI/test suite reliability and efficiency improvements by removing flaky and slow tests, which reduced CI failures and streamlined the pipeline. The changes improved build stability, shortened feedback cycles, and lowered maintenance overhead for the team.

September 2025

2 Commits • 1 Features

Sep 1, 2025

September 2025 monthly summary focusing on business value and technical achievements across two repos. Delivered governance-aligned feature work and a critical bug fix, with an emphasis on maintainability, reliability, and reduced maintenance overhead.

July 2025

2 Commits

Jul 1, 2025

Monthly performance summary for 2025-07 focusing on stability and reliability improvements across Cloud Foundry projects (bosh-utils and bosh). The work delivers concrete reductions in test flakiness and more dependable CI pipelines, enabling faster and more predictable releases.

Activity

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Quality Metrics

Correctness92.2%
Maintainability87.8%
Architecture90.0%
Performance87.8%
AI Usage20.0%

Skills & Technologies

Programming Languages

DockerfileGoJSONMarkdownPowerShellRubyShellYAMLbash

Technical Skills

BOSHCI/CDConfiguration ManagementContainerizationDebuggingDevOpsDockerGoGo programmingInfrastructure as CodeLinux AdministrationPackerRepository ManagementRuby on RailsScripting

Repositories Contributed To

7 repos

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

cloudfoundry/bosh

Jul 2025 Mar 2026
3 Months active

Languages Used

RubyDockerfileShellYAMLbash

Technical Skills

CI/CDDevOpsRuby on Railsbackend developmentunit testingBOSH

cloudfoundry/bosh-windows-stemcell-builder

Nov 2025 Dec 2025
2 Months active

Languages Used

GoPowerShellYAMLJSONRuby

Technical Skills

BOSHCI/CDGoWindowsback end developmenttesting

cloudfoundry/bosh-linux-stemcell-builder

Jan 2026 Mar 2026
2 Months active

Languages Used

ShellRuby

Technical Skills

ContainerizationDevOpsLinux Administration

cloudfoundry/community

Sep 2025 Dec 2025
2 Months active

Languages Used

YAMLMarkdown

Technical Skills

Configuration ManagementRepository Managementcollaborationdocumentation

cloudfoundry/bosh-utils

Jul 2025 Jul 2025
1 Month active

Languages Used

Go

Technical Skills

DebuggingGoTesting

cloudfoundry/routing-release

Sep 2025 Sep 2025
1 Month active

Languages Used

Shell

Technical Skills

DevOpsScripting

cloudfoundry/bosh-docker-cpi-release

Mar 2026 Mar 2026
1 Month active

Languages Used

Go

Technical Skills

ContainerizationDevOpsGo