Novie John Estoy

Senior Software Engineer

Oracle

Jul 2021 - Sep 2024 (3 years 3 months)

Developed a website using Python (Django, Flask, FastAPI) to provide services for Oracle Cloud Infrastructure (OCI), enhancing scalability by 30%. Built AI-powered chatbots using Rasa, Dialogflow, and LangChain, integrating LLMs to enhance automated customer support. Engineered LLM-powered search and retrieval systems using LlamaIndex and vector databases (Pinecone, FAISS), improving document query speeds by 40%. Designed RESTful APIs and GraphQL services with FastAPI and Django REST Framework (DRF), reducing API response times by 35%. Automated CI/CD pipelines with Docker, Kubernetes, and Jenkins, improving deployment speed and reliability.

Full Stack Developer

Sift

Oct 2018 - Apr 2021 (2 years 7 months)

Developed AI-driven recommendation systems using LangChain and LlamaIndex, improving search relevance by 45%. Built backend services with Python (Django, Flask), handling 500K+ daily API requests with GraphQL and FastAPI. Integrated vector databases (FAISS, Pinecone) to power semantic search for e-commerce product recommendations. Implemented serverless computing with AWS Lambda, S3, and DynamoDB, reducing infrastructure costs by 35%.

Frontend Developer

Airtasker

Jan 2017 - Aug 2018 (1 year 8 months)

Created user interfaces with React and Vue.js, improving responsiveness by 25%. Partnered with backend engineers on PHP-based APIs for seamless data integration. Built UI components with Material UI, ensuring design consistency.

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Junior Software Developer

Symph

Sep 2015 - Dec 2016 (1 year 4 months)

Developed E-Cash Management tools handling $5M+ transactions annually using PHP and SQL. Created dynamic frontend components with JavaScript and React, improving engagement by 35%.

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