Simon Walker is a seasoned customer experience and operational leader with 18 years of experience building global, 24/7 support and developer operations for high-growth tech companies. Currently VP Customer Experience at Circle, he architects AI-driven, multilingual support and transformed customer journeys to scale adoption of multi-billion-dollar stablecoin ecosystems. Previously he led massive technical operations and developer programs at Slack and Meta, running teams of hundreds and overseeing platform integrity for millions of developers and enterprise customers. Equally at home with engineering and people operations, he contributes to open-source projects like Git Extensions, improving UI and tooling that everyday developers rely on. Based in Edinburgh, he combines deep telecom and high-availability systems roots with a pragmatic bias for automation, measurable CSAT/NPS outcomes, and cross-functional product partnerships. Outside work he mentors students and advises startups, bringing operational rigor to emerging platforms.
17 years of coding experience
22 years of employment as a software developer
BSc (Hons) Business and Information Technology, BSc (Hons) Business and Information Technology at University of Staffordshire
Git Extensions is a standalone UI tool for managing git repositories. It also integrates with Windows Explorer and Microsoft Visual Studio (2015/2017/2019).
Role in this project:
Full-stack Developer
Contributions:6 commits, 1 PR in 3 years 7 months
Contributions summary:Simon contributed to the Git Extensions project by implementing and modifying UI components. They fixed a bug related to saving changes in the editor form, implemented a quick fix for an existing issue in the commit form, and added p4merge to the list of difftools. They also made small improvements such as fixing a typo and ensuring the impact graph plugin correctly respects the .mailmap file.
Contributions:8 PRs, 25 pushes, 10 branches in 2 years 9 months
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Simon Walker - VP Customer Experience at High Alpha