Codestin Search App

Miira AI

Software Engineer

May 2025 - Dec 2025

Canberra, ACT

As sole engineer, architected a real-time recommendation system using Django, PostgreSQL, and Redis, implementing a multi-tier caching strategy that reduced API response times from 500ms to 50–100ms and achieved 90–95% cache hit rates in load testing.
Built a Shopify embedded app with Remix, PostgreSQL (Prisma), and React (Polaris), implementing event sourcing for analytics, session management with identity merging, and webhook-based order attribution serving recommendations via API proxy.
Engineered a zero-dependency storefront widget using TypeScript and ESBuild, delivering gesture-based product discovery with under 300ms interaction latency, integrated with a machine learning recommendation service for personalized shopping experiences.
Developed a FastAPI microservice to automatically extract 500+ fashion attributes from product images, with direct PostgreSQL integration generating one-hot encoded features that improved recommendation system query performance by 10x.

Software Developer

Sep 2024 - Mar 2025

Canberra, ACT

Built a RAG-based AI assistant platform using Next.js and TypeScript, featuring real-time chat with streaming responses, voice transcription, text-to-speech capabilities, and document management with AWS S3 integration for knowledge base storage.
Built a FastAPI document intelligence backend with a triple-store architecture (Neo4j graph, PostgreSQL, Chromadb vector store), implementing hybrid semantic and BM25 full-text search across a multi-provider LLM layer supporting OpenAI, Groq, and AWS Bedrock via LangChain.

Software Intern

Feb 2023 - July 2023

Canberra, ACT

Built a serverless ETL pipeline on AWS Step Functions that validates and transforms large datasets through parallel Lambda functions prioritising query performance and storage optimisations.
Developed a CI/CD pipeline with Terraform modules to automate cloud resource deployments across multiple development environments, enforcing configuration validation to improve deployment reliability and integrity.

Software Intern

June 2022 - Sep 2022

Sydney, NSW

Developed modular data pipelines with Python and Kedro framework to analyse multi-format datasets, drive predictive analytics, and deliver actionable insights for decision-making.