Hieu Doan

Ho Chi Minh City, Vietnam

Leading a cross-functional engineering team building banking products that serve millions of customers.

• ›Set the technical direction and shape the platform roadmap
• ›Mentor engineers through design reviews, pairing, and code reviews
• ›Partner with product and design to deliver value in small, safe increments

Ho Chi Minh City, Vietnam

Senior engineer on the banking platform, owning delivery across the full stack.

• ›Designed and shipped scalable services with clear ownership boundaries
• ›Drove incident reduction through better observability and testing
• ›Led the adoption of modern frontend tooling across the team

Ho Chi Minh City, Vietnam

Full-stack engineer building and maintaining banking applications end to end.

• ›Delivered customer-facing features across web and mobile surfaces
• ›Improved build and deployment pipelines for faster releases
• ›Wrote automated tests that caught regressions early in development

Hanoi, Vietnam

Back-end engineer for a growing e-commerce platform processing high-volume orders.

• ›Built reliable order and payment services on the platform
• ›Optimised database queries and caching to cut response times
• ›Collaborated with front-end engineers to ship integrated features

Frankfurt am Main, Germany

Front-end engineer building interactive analytics dashboards for advertisers.

• ›Developed data visualisations and real-time reporting UIs
• ›Introduced reusable component patterns across the product
• ›Worked closely with designers to turn wireframes into polished UIs

Helsinki, Finland

Front-end engineer on an online design and collaboration tool.

• ›Built canvas-based editing features and UI components
• ›Improved performance and responsiveness of complex screens
• ›Contributed to shared tooling and front-end standards

Ho Chi Minh City, Vietnam

Focused on cognitive psychology, statistics, and research methods.

Lahti, Finland

Software engineering track covering programming, databases, and software design.