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Javier Sauma, Founding Engineer at Aona AI
Founding Engineer

Javier Sauma

Founding Engineer

Sydney, Australia

Biography

Javier Sauma is the Founding Engineer at Aona AI, working across frontend, backend, and cloud systems to help turn product ideas into reliable software that customers can use at scale. He brings a full-stack mindset shaped by modern React and Node.js development, serverless architecture, and fast-moving product delivery. At Aona, Javier strengthens the engineering layer behind secure AI adoption - from product interfaces and application architecture through to backend services, integrations, and operational tooling. His focus is practical: ship quickly, keep systems maintainable, and make sure the product experience stays strong as technical complexity grows. Before joining Aona, Javier worked across software engineering roles in Australia and Chile, delivering web and mobile products, GraphQL and REST APIs, cloud-native systems, and AI-powered automation. He has particular depth in React, TypeScript, Node.js, and AWS-based development, with experience spanning AWS, Azure, and GCP environments.

Customer impact

How Javier helps customers move from intent to rollout.

Builds dependable product experiences across web and mobile so customers get fast, usable workflows instead of fragile prototypes.

Connects frontend, backend, and cloud delivery so new capabilities can move from concept to production without handoff friction.

Helps Aona scale AI-powered features with practical engineering choices around APIs, infrastructure, reliability, and maintainability.

Brings a serverless and full-stack mindset that keeps product iteration fast while preserving code quality and operational discipline.

Experience at a glance

How Shashank turns cross-functional complexity into practical delivery outcomes.

Javier brings 5+ years of professional full-stack engineering experience across product delivery, cloud architecture, mobile and web apps, API design, and AI-enabled workflow automation.

5+ years

professional full-stack engineering experience

React + Node

modern frontend and backend product delivery

AWS

serverless and cloud-native architecture

AI

agent systems, LLM integrations, and automation

Rocket Lab

End-to-end delivery across web, mobile, and cloud

Led delivery of web and mobile products using React, Next.js, React Native, Expo, and Tailwind, taking features from architecture through to production.

Full-stack

Backend systems and API architecture

Designed and scaled backend services with Node.js, GraphQL, REST APIs, SQL and NoSQL databases across AWS, Azure, and GCP environments.

AI systems

LLM integrations and workflow automation

Built AI-powered solutions including agent systems, LLM integrations, and automation tooling that improved efficiency across business-critical workflows.

Serverless

AWS-native product engineering

Worked deeply with AWS services including Lambda, API Gateway, DynamoDB, Cognito, SQS, SES, Amplify, CloudWatch, and S3 across multiple product environments.

Previous experience includes

  • Rocket Lab Pty Ltd
  • ASM
  • AFEX Chile
  • Vigalab

Expertise

Topics Javier is asked to speak and advise on.

  • React
  • Next.js
  • React Native
  • Node.js
  • TypeScript
  • GraphQL and REST APIs
  • AWS serverless architecture
  • AI agents and LLM integrations
  • Cloud application delivery

Talk to Javier about Aona.

Book a 15-minute walkthrough, or read more about the team and our thesis.

Back to the teamLast updated 2026-05-19