Oliver Bristow
Staff Engineer at Man AHL
Guildford, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolOliver Bristow is a Staff Engineer based in Guildford with 11 years of experience building and productionising backend systems and DevOps tooling across finance, startups, and cloud hosting. He has driven performance and modernisation efforts in systematic trading infrastructure, rebuilt legacy production stacks into AWS IaC, and improved delivery and observability at scale. His open-source contributions span reliability and developer experience—helping productionise Jupyter notebooks, hardening a real-time stream engine (Apache Heron), and improving agent-less vulnerability scanning—showing a knack for cross-cutting infrastructure and testing fixes. Comfortable in Python, Rust, Java and containerised environments, he focuses on stable deployments, profiling-led optimisation and reproducible builds. Colleagues rely on him to simplify complex systems and deliver pragmatic tooling that reduces operational friction. Outside of headline projects, he often surfaces subtle engineering debt fixes (dependency, serialization and build corrections) that materially improve long-term maintainability.
11 years of coding experience
10 years of employment as a software developer
St. Georges College of TechnologyComputer Science, Computer Science at University of SurreyComputing, Physics, Maths, Computing, Physics, Maths at Heathside 6th Form
Github Skills (33)
pytest10
py10
python10
vulnerability-scanners10
setuptools10
testing10
resource-management10
java10
security10
javas10
heron10
go10
golang10
command-line-tool10
security-scan10
Programming languages (15)
Github contributions (5)
apache/incubator-heron
Jun 2018 - Jan 2022
Apache Heron (Incubating) is a realtime, distributed, fault-tolerant stream processing engine from Twitter
Role in this project:
Backend Developer
Backend DeveloperContributions:53 reviews, 34 commits, 51 PRs in 3 years 8 months
Contributions summary:Oliver primarily focused on code improvements, including correcting the case of acronyms throughout the codebase, which suggests a focus on code quality and consistency. They modified Java files, specifically related to packing and resource management, and test files, indicating involvement in core system functionality. Additionally, the user addressed integer type warnings and added JDK/JAVA_HOME to a configuration file, further showcasing their contributions to the build and infrastructure aspects of the project.
fault-tolerantrealtimedata-streamfaultstream
nojhan/colout
Aug 2018 - Aug 2018
Color text streams with a polished command line interface
Role in this project:Back-end Developer
Back-end DeveloperContributions:18 commits, 3 PRs, 4 comments in 3 days
Contributions summary:Oliver primarily focused on improving the functionality and maintainability of the `colout` command-line tool, written in Python. Their contributions include removing dependencies (e.g., six, argparse), updating Python version support, and refactoring code to use console scripts for better integration. Additionally, they implemented improvements to error handling and ensured the project built a universal wheel for distribution.
commandlinepolishedcommand-line-interfacestreamsansi-colors
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