Summary
Overview
Work History
Education
Skills
Timeline
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Emmanuel Katipunan

AI Specialist And Software Developer
Iloilo

Summary

AI Systems Developer & Full-Stack Engineer

3+ years of professional experience in engineering production-level AI solutions at Callbox, complemented by a 5-year background in full-stack product development. Expert in architecting agentic workflows, real-time Voice AI, and scalable NLP pipelines using Python, Laravel, and GCP/AWS. Proven track record of launching MVPs from scratch—ranging from custom Neural Network libraries to social platforms with hundreds of active users. Passionate about onsite collaboration and building intelligent e-commerce and educational tools.

Overview

3
3
years of professional experience

Work History

Software Developer

ContactDB, Inc.
Iloilo
06.2023 - Current

Key Responsibilities & Achievements:

  • End-to-End AI System Architecture: Designed, developed, and deployed production-ready AI systems, including an Inbound AI Voice Agent that handles real-time inquiries and appointment setting via WebSockets and LLM function calling.
  • Scalable AI Pipelines: Built and maintained robust data pipelines in Laravel and Python to process thousands of records for the AI Mail Blaster, generating 1k+ hyper-personalized outbound messages per batch using Gemini and OpenAI.
  • NLP & Automated Intelligence: Developed an enterprise Call Transcription & Summarization engine using OpenAI Whisper and Pydantic to extract structured qualifying data from raw audio, automating lead scoring and CRM synchronization.
  • Feature Engineering & Data Research: Engineered an Autonomous ICP Engine that performs web-scraping and data-cleaning to transform unstructured company data into structured Ideal Customer Profiles using LangChain and Vector Databases.
  • Model Optimization & Performance: Optimized LLM token usage and latency for real-time voice applications, ensuring sub-500ms response times for a seamless user experience.
  • Data-Driven Decision Making: Developed a Campaign Insights AI to perform predictive analysis on historical campaign data, identifying conversion drop-offs and success patterns to guide marketing strategy.
  • Cloud Infrastructure Management: Managed the deployment of AI workloads on GCP (Cloud Run) and AWS (EC2/S3), ensuring scalable infrastructure and compliance with data privacy standards.
  • Cross-Functional Collaboration: Collaborated closely with the sales and data teams to integrate AI-driven features into the live Callbox ecosystem, ensuring technical specifications aligned with business goals.

Education

Bachelor of Science - Information And Communication Technology

West Visayas State University Calinog Campus
Calinog Iloilo
04.2001 -

Skills

LLMs & Generative AI: GPT-4o, Gemini Pro, Claude 35, Llama 3

Core AI Research: NeuroEvolution of Augmenting Topologies (NEAT), Genetic Algorithms, Neural Networks from scratch (Backpropagation implementation)

Languages: Python (Primary), PHP, JavaScript (ES6)

Frameworks: Laravel, FastAPI, Flask, Nodejs

Database Management: PostgreSQL, MySQL, MongoDB (NoSQL), Redis

Frontend & Real-time: WebSockets (Socketio), HTML5/CSS3, React

Google Cloud Platform (GCP): Cloud Run, Compute Engine, App Engine

Version Control: Git, GitHub (Expert), CI/CD Pipelines

Logic: Pydantic (Data Validation), JSON-Schema, Prompt Engineering

Product-Minded Development: Experience launching MVPs (YourLife) and scaling to hundreds of users

Technical Documentation: Writing technical specifications, model workflows, and API documentation

Bilingual Communication: English proficiency for technical reporting and global team collaboration

Timeline

Software Developer

ContactDB, Inc.
06.2023 - Current

Bachelor of Science - Information And Communication Technology

West Visayas State University Calinog Campus
04.2001 -
Emmanuel KatipunanAI Specialist And Software Developer