// senior full-stack engineer · technical lead
Malin Malliya Wadu
I architect and ship scalable software for banks, government, and high-traffic marketplaces - and the platforms feeding communities across Aotearoa.
trusted by · upstream dependencies
Banks, government, and the marketplaces millions use
Fifteen years shipping inside regulated and high-traffic environments - from New Zealand's largest marketplace to a major bank and the national statistics office. Between contracts, I build and run software pro-bono for Aotearoa charities - shipped end to end and live today.
pro-bono · charity kitchens & food-rescue
capabilities · what to engage me for
A senior operator across the whole stack
Four services I run end to end - from cloud architecture in regulated environments to polished product, reliable delivery pipelines, and the technical leadership that keeps a team shipping.
svc.architecture
Architecture & Cloud
Designing scalable, secure systems on AWS and Azure - from open-banking APIs in regulated environments to data pipelines for the national census.
- AWS / Azure
- API & system design
- Open banking · regulated
- Terraform / IaC
svc.fullstack
Full-Stack Product
Building polished, accessible products end to end - React/Next.js front ends on .NET and Node back ends, shipped to web and native mobile.
- React / Next.js
- C#/.NET · Node
- Native iOS & Android
- Design systems
svc.delivery
DevOps & Delivery
Standing up CI/CD, containers and observability so teams ship with confidence - Kubernetes, ArgoCD, GitHub Actions, continuous delivery.
- CI/CD pipelines
- Kubernetes / Docker
- ArgoCD · Helm
- Observability
svc.leadership
Technical Leadership
Leading architecture, raising the engineering bar, and mentoring teams across onshore and offshore - without ever leaving the code.
- Tech lead / architect
- Mentoring & standards
- Cross-team delivery
- R&D / prototyping
selected work · monitored services
Real products, shipped and running
Between contracts, I build and run custom software pro-bono for Aotearoa charities - real platforms, shipped end to end and live in production today.
01 live Charity · Web + Native Apps
Everybody Eats - Volunteer Portal
Coordinates volunteer shifts across multiple kitchen locations for a charity rescuing surplus food to serve free restaurant-quality meals. Tracks achievements with a gamified badge-and-leaderboard system that drives engagement and retention. Shipped to web and as native iOS and Android apps.
10K+ Volunteers
4.6K Monthly Active Users
- Next.js
- React
- TypeScript
- Prisma
- Postgres
- Expo
02 live Charity · Marketing + CMS
Everybody Eats - Website
The public-facing site for the NZ charity behind a network of pay-as-you-feel restaurants. Migrated off Webflow onto a fully open-source stack - Payload CMS with a Next.js front end - cutting subscription cost and giving the team total control across dining, fundraising, volunteering, impact reporting and events.
7K+ Monthly Visitors
22K+ Monthly Page Views
- Next.js
- Payload CMS
- TypeScript
- Tailwind
03 live Charity · Accessibility-first
Fair Food - Volunteer Portal
Built for an Auckland charity that has rescued 4.7M+ kilos of surplus food since 2011. Replaced SignUpGenius with a purpose-built platform coordinating volunteers across three programmes, with accessibility-first shift booking and bilingual English / te reo Māori content.
500+ Active Volunteers
9.7K Monthly Page Views
- Next.js
- React
- Prisma
- Postgres
- Tailwind
- Playwright
04 building Charity · In progress
Compassion Soup Kitchen - Volunteer App
A volunteer management app helping a kitchen serving the community for 125+ years coordinate meal-service shifts - simplifying sign-ups, tracking attendance, and keeping service running smoothly.
125+ yrs Serving the community
- Next.js
- React
- TypeScript
stack · resource inventory
The toolkit, by tier
46 technologies in active rotation. Breadth that lets me own a system from the browser to the database to the pipeline that ships it.
-
React -
TypeScript -
Next.js -
Tailwind CSS -
shadcn/ui -
TanStack Query -
single-spa -
Astro -
Sass -
tRPC -
Zod -
Zustand -
Storybook -
Vite -
.NET -
C# -
Node.js -
Fastify -
SQL Server -
PostgreSQL -
MySQL -
Prisma -
RabbitMQ -
Redis -
OpenAPI -
AWS -
Azure -
Terraform -
Docker -
Kubernetes -
ArgoCD -
Helm -
OpenShift -
GitHub Actions -
TeamCity -
Octopus Deploy -
Nx -
New Relic -
LaunchDarkly -
Playwright -
Cypress -
Jest -
Vitest -
Percy -
MSW -
Expo
experience · deploy history
A clean changelog, graduate to lead
Fifteen years of high-quality, on-time delivery - from graduate to technical lead across banks, government, and high-traffic marketplaces. Every engagement shipped to production, newest first.
-
Stats NZ
Independent Contractor
live Mar 2026 - PresentBuilding data pipelines for the New Zealand Census programme across Azure, Salesforce and .NET - leveraging Azure Function Apps and related services to deliver scalable, reliable data-processing infrastructure.
- Azure
- Azure Functions
- Salesforce
- .NET
- Data Pipelines
-
ANZ Bank
Independent Contractor
deployed Aug 2025 - Mar 2026Led architecture and development of open-banking statement-retrieval services - defining technical approach and integration patterns, coordinating delivery across onshore NZ and offshore teams, and designing scalable, secure APIs in a regulated banking environment.
- Node.js
- API Architecture
- Open Banking
- OpenShift
- CI/CD
-
PartsTrader Markets
Technical Lead
deployed Oct 2022 - Jul 2025Led supplier-side architecture and delivery for the largest automotive-parts marketplace in the US. Architected full-stack solutions across React microfrontends, Node services and .NET back ends; defined standards; and mentored a cross-functional team.
- TypeScript
- React
- Node.js
- Fastify
- MySQL
- AWS
- .NET
- Microfrontends
-
Open Polytechnic
Independent Contractor
deployed Sep 2021 - Mar 2022Defined and implemented the organisation's first CI/CD pipeline and architected a migration from a legacy monolith to microservices on Azure - establishing automated code-quality and security standards.
- CI/CD
- Microservices
- Azure
- .NET
- SQL Server
-
Kiwi Wealth
Independent Contractor
deployed Mar 2019 - Aug 2020Led greenfield development of a customer-facing portal end to end. Built a shared React component library, drove adoption of MuleSoft API architecture, and implemented analytics and A/B testing that measurably improved conversion.
- React
- API Architecture
- Analytics
- .NET
- SQL Server
-
Trade Me
Developer → Lead Developer
deployed Oct 2011 - Mar 2019Grew from graduate to lead at New Zealand's largest online marketplace, contributing across Travel, Marketplace, Property and Jobs. Led technology for Trade Me Insurance and LifeDirect, directing the migration from on-premises to AWS and building a high-performing delivery team.
- AWS
- .NET
- SQL Server
- JavaScript
- Leadership
certifications · independently verified
Like certifications? I've got 'em
The top tier of AWS certification - Solutions Architect and DevOps Engineer, both Professional - plus the Associate path beneath them.
contact · start an engagement
Let's open a
connection.
Available now for contract work - architecture, full-stack delivery, or technical leadership. Tell me what you're building and I'll reply within a day.