Senior engineer · Made Tech · ex-DVSA · Swansea
Senior software engineer crafting digital services for the UK public sector — from event-driven AWS backends to interfaces people actually enjoy using.
Welsh / Hong Kong roots. Engineer first.
郭苏恒
01 / Signal
Digital products, interfaces and systems— shaped from first idea to working form.
Full-stack engineering across apps, microservices, and cloud — product thinking wired into delivery.
Scroll — the field becomes the line
歷程 About me (&) my path
Engineer first.Curious about craft.
'19
First production code
Junior developer at DVSA. Java services with real JUnit coverage — and first serverless Lambdas on AWS.
@dvsa
'21
APIs & automation
REST APIs and SQL tuned for national services. Automation scripts replaced repetitive ops work.
@apis
'23
Event-driven by design
SNS, SQS, EventBridge, Lambda — modernising legacy government systems into explicit event flows.
@events
'25
Senior at Made Tech
Untangling a TypeScript monolith, mentoring engineers, leading releases across client projects.
@madetech
'26
Still building
Same obsession, sharper tools. Looking for problems that need a clear system.
@now
作品 Selected work