Christopher Holmes
Engineering Manager at Simply Business
London, England, United Kingdom
Summary
👤
SeniorChristopher Holmes is a London-based engineering leader with a decade of hands-on software development and people management experience. As Engineering Manager at Simply Business since 2019, he blends technical leadership with delivery discipline to build scalable backend systems and cross-functional teams. His earlier career spans the Government Digital Service and Detica, delivering secure, reliable software for public sector and enterprise environments. An active open-source contributor, he helped advance the OpenTelemetry Ruby project by fixing exporters and instrumentation, adding SSL verification options, obfuscating sensitive Redis arguments, and extending context propagation for Concurrent::Async operations. He combines pragmatic engineering judgment with governance and risk awareness, turning complex requirements into robust, auditable solutions.
11 years of coding experience
8 years of employment as a software developer
Github Skills (8)
distributed-tracing10
opentelemetry10
telemetry10
redis10
otel10
jaeger10
ruby10
openssl8
Programming languages (6)
Github contributions (5)
open-telemetry/opentelemetry-ruby
Apr 2021 - Aug 2022
OpenTelemetry Ruby API & SDK, and related gems
Role in this project:
Back-end Developer
Back-end DeveloperContributions:33 reviews, 19 commits, 16 PRs in 1 year 3 months
Contributions summary:Christopher primarily contributed to the OpenTelemetry Ruby project by fixing bugs and adding features related to exporters and instrumentation. They addressed issues in the Jaeger and OTLP exporters, including handling errors, adding SSL verification options, and improving metric reporting. Additionally, the user implemented functionality to obfuscate sensitive arguments in the Redis instrumentation and added context propagation support for Concurrent::Async operations.
opentelemetryapiapi-sdktracingruby
chrisholmes/dotfiles
Feb 2019 - Mar 2024
Contributions:10 pushes in 5 years 2 months
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