Résumé · Samuel Uy

Data engineer building toward the AI layer.

2+ years building compliance-grade data pipelines and production AI retrieval systems, with a track record of turning slow, manual workflows into reliable, measurable systems.

Download résumé
uy.samuel.a@gmail.comMetro Manila, Philippinessamueluy.com

Professional experience

Exist Software Labs, Inc.

Data Engineer

Data Engineering & Analytics

  • Automated daily regulatory and compliance reporting, reducing manual processing time from 4 hours to 15 minutes.
  • Engineered multi-channel data consolidation across agency and bancassurance systems, processing 500K+ transactions daily.
  • Optimized SQL models and Power BI datasets, cutting report load time by 94% from 5 minutes to 19 seconds.
  • Refactored performance-critical preprocessing pipelines using Dask, reducing runtime by 90%.

Applied AI / Search Systems

  • Built a production RAG pipeline handling 1,000+ daily queries using LangGraph, AWS Bedrock, and PostgreSQL pgvector.
  • Implemented hybrid retrieval combining BM25 keyword search and vector similarity for semantic candidate search.
  • Designed AI search workflows spanning intent classification, query analysis, HyDE expansion, and semantic ranking.
  • Achieved 84% accuracy across 49 QA test cases through systematic evaluation and prompt iteration.

Independent projects

Mayi

A focused mobile travel utility designed, built, and launched independently on the App Store.

#1 Paid Travel · Built & launched independently

Asenso

A mobile financial simulation game that makes money decisions feel tangible, playful, and consequential.

Top 5 Paid Games · Finance meets game design

Education

De La Salle University — Manila

BS Computer Science, Major in Software Technology · Honorable Mention

  • AVP for Publicity & Creatives, La Salle Computer Society, 2022—2023
  • AVP for Training & Development, 2021—2022
  • Undergraduate research on mobile sensor-based interaction detection using classical ML models.

Skills

Cloud & data: Azure Data Factory, Synapse, Databricks, Airflow, Snowflake

Programming: Python, SQL

AI systems: LangGraph, AWS Bedrock, hybrid retrieval, pgvector

Other: PostgreSQL, SQL Server, Power BI, Git, Docker, Linux CLI

Certifications

  1. 01Microsoft Certified: Azure Data Engineer Associate (DP-203), 2024
  2. 02Microsoft Certified: Azure Data Analyst Associate (DP-700), 2025
  3. 03Apache Airflow 3 Fundamentals — Astronomer, 2025
  4. 04Informatica Cloud Data Integration Developer R41, 2023
  5. 05Boomi Associate Integration Developer, 2023