Kester Stefan

London, UK

Experience

Tesco Mobile Slough, UK May 2024 – Present

Solution Architect

Designing platforms that tie Tesco Stores and Tesco Mobile together. Think data sharing, rewards and unique propositions that work for both.

Vodafone Newbury, UK Dec 2022 – May 2024

Solutions Architect

Built a change-orchestration platform that cut planning and implementation time by 80%. Built an observability stack to rival the paid solutions.

Vodafone Newbury, UK Sep 2021 – Dec 2022

Technical Design & Development Lead

Led a team automating user access for 120 apps to save about 75 hours of manual work a week.

Vodafone Newbury, UK Sep 2019 – Sep 2021

IT Automation Developer

Microservices for fixed-line provisioning and a lot of HLDs/LLDs so everyone knew what we were building.

Skills

Agile & Scrum API design Azure DevOps Business analysis Cloud computing Data architecture Data engineering DevOps IT architecture & infrastructure Linux & Windows Low-code / no-code Microservices Observability OpenTelemetry Process mapping & simplification Python SAFe Shell / Bash / PowerShell SQL System architecture Technical documentation UML & GUI design

Education

Roehampton University

1st. BSc Digital and Technology Solutions - Completed whilst building at Vodafone.