Karl Hobley
Application Development Lead
London, England, United Kingdom
Summary
🤩
Rockstar🎓
Top School
Top expert inDjango Web Development and E-commerce Platform
Karl Hobley is an Application Development Lead with 16 years of hands-on experience building full-stack web platforms and leading engineering teams from London. He blends backend-first expertise in Python, Rust and TypeScript with practical DevOps chops—migrating large VM fleets to managed container platforms and modernising CI/CD and IaC on GCP. A core contributor and founding team member of Wagtail CMS, he has shaped search, APIs and frontend UX used by organisations like the NHS and NASA. Karl pairs deep database knowledge (Postgres, Elasticsearch, BigQuery, raw SQL/ORMs) with frontend React/Next.js craft, enabling end-to-end product delivery. He’s comfortable across systems languages (C++, Go, Swift) and has applied low-level skills to projects like rust-rocksdb and GPU path tessellation in lyon. Colleagues rely on him as a mentor who translates data-science outputs into realtime systems and reliable production services.
16 years of coding experience
15 years of employment as a software developer
Secondary school, Secondary school at Bartholomew School
English
Stackoverflow
41reputation
3kreached
4answers
0questions
Github Skills (35)
compatible10
cms10
javascript10
python10
django10
rendering10
rocksdb10
databases10
graphic10
render10
binding10
compatibility10
api10
ffi10
rust10
Programming languages (10)
Github contributions (5)
wagtail/wagtail
Jan 2014 - Sep 2022
A Django content management system focused on flexibility and user experience
Role in this project:
Back-end & Front-end Developer
Back-end & Front-end DeveloperContributions:3 releases, 640 reviews, 3483 commits in 8 years 9 months
Contributions summary:Karl contributed to the Wagtail CMS project by refactoring and implementing features in both the front-end and back-end codebases. Their work included renaming modules, creating a dedicated component for rendering comments, updating JavaScript libraries, and implementing a new API endpoint for copying pages. This suggests a focus on improving the user interface, code maintainability, and core functionality.
cmsmanagement-systempythondjangouser-experience
rust-rocksdb/rust-rocksdb
Jun 2016 - Jul 2017
rust wrapper for rocksdb
Role in this project:Back-end Developer / Database Engineer
Back-end Developer / Database EngineerContributions:39 commits, 25 PRs, 62 comments in 1 year 1 month
Contributions summary:Karl primarily contributed to the implementation of features and improvements related to the `rust-rocksdb` library. Their work involved adding new options and functionalities to the RocksDB wrapper, focusing on areas such as background I/O statistics and compression. They also added documentation and examples, including converting some tests into doctests, to enhance usability. The user's changes directly touched the core functionalities of the library, like implementing new database functionalities, and modifying existing ones.
rocksdbrustrust-bindingsdatabaserust-wrapper
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