Building a React Native based SDK for Prime Video that abstracts device specific behaviour so that app developers can build one app that can run on millions of devices, worldwide

Leading team process for ensuring correctness and performance of Prime Video on new devices

Designed, planned and led projects that require multiple engineers to deliver important features for the Prime Video app

Led investigation to improve user experience for cross-department projects

Delivered features in our native engine using C++ to improve developer efficiency

Led operational initiatives including CI/CD pipeline improvements, implementing recurring code review "bar raising" sessions, and automating team workflows

Improved multiple team processes including onboarding, on-call, and documentation

Solved multiple urgent, high impact and high visibility bugs and issues

Mentoring multiple engineers and providing regular feedback, two of which have just been promoted

Built agent-based modelling platform to plan and visualise changes to the transport network in Oxfordshire using React and Typescript. This included housing developments, employment sites, junction design

Implemented Oxford University's QCovid system to assess the likeliness of patient COVID outcomes using C#, .Net and React. Implemented CI/CD pipeline for building and application scaling.

Joined forces with the Oxford University Hospital Big Data Institute to build and test systems that analyse large volumes of detailed, routinely-collected clinical data and improve outcomes for patients by providing evidence to support the development and introduction of new diagnostics and treatments using Java.

Collaborated with a small team to build full-stack solutions on a payments engine used by approximately 100 local authorities managing data for millions of clients. Created scalable and efficient processes to handle millions of transactions per month. Built backend services in C# and .Net, created UIs using WPF and implemented database queries using SQL.