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I am a full-stack software engineer with 2+ years of experience building and operating production SaaS logistics platforms across Asia-Pacific. I turn complex requirements into robust features using TypeScript, React, and NestJS, and I enjoy integrating third-party APIs and building resilient microservices on AWS and Kubernetes. I recently completed a Master of Computing and Innovation at the University of Adelaide and am seeking full-stack or backend roles in Adelaide. I bring hands-on experience with ecommerce logistics, cross-border shipping workflows, and a collaborative, Agile mindset.…I am a full-stack software engineer with 2+ years of experience building and operating production SaaS logistics platforms across Asia-Pacific. I turn complex requirements into robust features using TypeScript, React, and NestJS, and I enjoy integrating third-party APIs and building resilient microservices on AWS and Kubernetes. I recently completed a Master of Computing and Innovation at the University of Adelaide and am seeking full-stack or backend roles in Adelaide. I bring hands-on experience with ecommerce logistics, cross-border shipping workflows, and a collaborative, Agile mindset.

Han-Hsien Lei

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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I am a full-stack software engineer with 2+ years of experience building and operating production SaaS logistics platforms across Asia-Pacific. I turn complex requirements into robust features using TypeScript, React, and NestJS, and I enjoy integrating third-party APIs and building resilient microservices on AWS and Kubernetes. I recently completed a Master of Computing and Innovation at the University of Adelaide and am seeking full-stack or backend roles in Adelaide. I bring hands-on experience with ecommerce logistics, cross-border shipping workflows, and a collaborative, Agile mindset.…I am a full-stack software engineer with 2+ years of experience building and operating production SaaS logistics platforms across Asia-Pacific. I turn complex requirements into robust features using TypeScript, React, and NestJS, and I enjoy integrating third-party APIs and building resilient microservices on AWS and Kubernetes. I recently completed a Master of Computing and Innovation at the University of Adelaide and am seeking full-stack or backend roles in Adelaide. I bring hands-on experience with ecommerce logistics, cross-border shipping workflows, and a collaborative, Agile mindset.

Available to hire

I am a full-stack software engineer with 2+ years of experience building and operating production SaaS logistics platforms across Asia-Pacific. I turn complex requirements into robust features using TypeScript, React, and NestJS, and I enjoy integrating third-party APIs and building resilient microservices on AWS and Kubernetes. I recently completed a Master of Computing and Innovation at the University of Adelaide and am seeking full-stack or backend roles in Adelaide. I bring hands-on experience with ecommerce logistics, cross-border shipping workflows, and a collaborative, Agile mindset.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Work Experience

Software Engineer at Spaceship (HK) Limited

March 1, 2023 - February 1, 2024

Developed 10+ production features across frontend, backend, and carrier integrations using TypeScript, React, and NestJS, including Shopify shipping sync, automation rules engine, and shipment tagging, supporting 100+ daily cross-border shipments. Implemented custom carrier account feature for DHL enabling enterprise customers to configure their own account credentials and leverage pre-negotiated shipping rates. Resolved 30+ production defects across Shopify synchronization, pickup scheduling, billing visibility, address validation, and carrier APIs during an ongoing microservices migration.

Junior Software Engineer at Spaceship (HK) Limited

January 1, 2022 - February 1, 2023

Integrated three third-party carrier APIs (token-based and HMAC-signed REST), expanding carrier options used by revenue-critical customers (~80% of annual revenue). Maintained production stability through targeted backend bug fixes in TypeScript and PHP, covering data consistency, business logic correctness, and carrier-specific edge cases.