Andrew Duan

Senior Analyst Engineer/Tech Lead (Contractor) at NAB

Full-stack development and backend services using TypeScript/Node.js and Java/Spring Boot; Kafka integration; React-based frontend with GraphQL client; BFF via Kong gateway; Harness CI/CD deploying to EKSAWS; HarshiCorp Vault integration; Kafka.

Senior Software Developer (Contractor) at Bendigo Bank

Full stack development on BEN SMS Gateway Service; Kong integration; backend APIs (Java/Node.js) and Kong Lua configuration; CI/CD via GitLab to AWS EKS.

Consultant/Senior Analyst Programmer (Contractor) at NAB

Full stack development on Consent API and Consent Mini App for NAB Open Banking; React frontend with GraphQL client; BFF via Kong gateway; GraphQL Server integrating downstream REST APIs; CI/CD using Jenkins to AWS ECS/EKS.

Senior Developer (Contractor) at MECCA Brands

Develop Mobile App and multiple Web APIs; Integrate third-party APIs (Salesforce, Bazaar Voice); AWS Lambda, API Gateway; .NET Core 3.1, C#; Angular/TypeScript; Azure components.

Senior Developer (Contractor) at AGL Energy

Develop Single Page App using Angular/TypeScript; develop multiple Web APIs, BFF for Mobile App; Integrate third-party APIs; Azure Pipeline CI/CD.

Senior Developer at Moula Money

Develop Moula Loan Web app; Angular/TypeScript; develop new features and maintain existing Loan platform; MoulaPay feature; Xero payment integration; Proviso bank data integration; Okta integration.

Senior Developer at Xero Australia

Lead/Develop Tax compliance; migrated MVC application to Web API + React; Tax Payload Generation System based on templates; TeamCity + Octopus CI/CD; AWS Lambda, SQS; New Relic integration.

Senior Software Developer at Zuuse

Develop and maintain building engineering system; Mentor team members; Transformed Task Contract system from Desktop to Web; Developed iOS app using Xamarin.

Senior Software Developer at LynxIT

Developed and maintained projects; unit tests and integration tests; IOS mobile app using Xamarin; Technologies included .NET, C#, ASP.NET, WCF, SQL Server.

Software Developer at Riskman

Developed and enhanced Risk Management System for hospitals; technical support for clients; ASP.NET, C#, VB.NET, WCF, Web Services; SQL Server.

Software Developer at LynxIT

Developed and maintained projects; unit and integration testing; delivered iOS mobile app using Xamarin.

Senior Analyst Engineer/Tech Lead at NAB

Lead full-stack development with TypeScript/Node.js and Java/Spring Boot; Kafka integration; GraphQL-based front-end mini-apps connected to a BFF via Kong gateway; implemented GraphQL server composing downstream REST APIs and Kafka events; leveraged Harness for CI/CD with rolling deployments to AWS EKS; migrated backend services and mini-apps from ECS to EKS.

Senior Software Developer at Bendigo Bank

Full-stack development on the BEN SMS Gateway Service; Kong gateway integration; backend APIs with Node.js/TypeScript, AWS SDK, and Java; Lua scripts to configure Kong gateway; CI/CD with GitLab to AWS EKS; helped migrate APIs to Kong Gateway; created Splunk dashboards and alerts for Kong Gateway.

Consultant/Senior Analyst Programmer at NAB

Full-stack development on Consent API and Consent Mini App for NAB Open Banking; React front-end with GraphQL client; integrated with BFF via Kong gateway; GraphQL Server connects downstream REST APIs; CI/CD via Jenkins to AWS ECS/EKS; contributed as a key member across the full development cycle.

Senior Developer at MECCA Brands

Developed mobile app and multiple web APIs; integrated with third-party services (Salesforce, Bazaarvoice); worked with TypeScript, React Native, AWS Lambda, API Gateway, CodeDeploy; .NET Core 3.1 and C# for backend services.