Joseph O.

Key Skills

Software

Don't disclose

Top Subject Matter

AI-powered document workflow and proposal generation (ILO)

Conversational AI for WhatsApp booking bot with persistent memory

LLM-powered conversational booking bot with persistent memory

Top Data Types

Document

Text

Top Task Types

Question Answering

Function Calling

Prompt + Response Writing (SFT)

Freelancer Overview

CTO / Senior Software Engineer. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Don't disclose, LangChain, and LangGraph. Education includes Certificate in Software Engineering, Holberton School / ALX (2023) and Bachelor of Science, University of Benin (2021). AI-training focus includes data types such as Document, Computer Code, and Programming and labeling workflows including Question Answering, Function Calling, and Prompt + Response Writing (SFT).

Labeling Experience

CTO / Senior Software Engineer — Muze Studios: LLM-powered WhatsApp booking bot (Oct 2024 – May 2026)

TextPrompt + Response Writing (SFT)

Built LLM-powered products using LangChain and LangGraph, including a WhatsApp booking bot with a persistent memory architecture. Designed conversational memory behavior to improve booking interactions and maintain continuity across user messages. Applied system design principles to operationalize the bot as a production-ready AI feature. • Developed persistent memory behavior for LLM-driven conversation • Used LangChain/LangGraph to support conversational flows • Implemented production-focused architecture for a WhatsApp bot • Shipped LLM-powered booking functionality end-to-end

2024 - 2026

CTO / Senior Software Engineer — Muze Studios: AI-powered proposal generation frontend for ILO (Oct 2024 – May 2026)

Don't discloseDocumentQuestion Answering

Built a production AI system for the International Labour Organization (ILO) by developing an AI-powered proposal generation workflow tied to document automation. Implemented frontend functionality to automate document workflows and support efficient generation of proposal outputs. Collaborated with a backend engineer to integrate and operationalize the automation pipeline. • Automated document workflow steps to reduce manual effort • Delivered production-ready AI proposal generation user experience • Worked with backend systems to support the end-to-end pipeline • Scoped and shipped AI system features for organizational use

2024 - 2026

Software Engineer — Swiftbooked: AI-powered WhatsApp booking bot with dual-memory architecture (Mar 2024 – Sep 2024)

Function Calling

Engineered an AI-powered WhatsApp booking bot using a dual-memory architecture to personalize booking interactions. Used LangChain/LangGraph checkpointers alongside PostgreSQL long-term preference persistence to manage conversational context. Containerized the bot service and developed development/deployment workflows to support reliable AI interaction. • Implemented AI booking logic with dual memory (long-term + short-term context) • Integrated LangChain/LangGraph components for conversational check-pointing • Built supporting services and deployment workflow for the bot • Enabled personalized interactions through stored user preferences

2024 - 2024

Education

Work History