ANTHONY OLASUNKANMI OGUNLEYE

Full-Stack & AI Software Engineer

Lagos, NG.

About

Full-stack software engineer with over three years of experience building production backend systems, API integration, and cloud services, with a focus on applied AI and infrastructure. Integrates large language models (OpenAI API) into real products and ships reliable services with Python (FastAPI), Node.js, TypeScript, PostgreSQL, and Docker. Owns features end to end, from data models to deployment with CI/CD, demonstrating a strong production mindset and independent problem-solving skills.

Work

Self-employed

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Full Stack Developer (Freelance)

Freelance

Highlights

Developed and maintained responsive web and mobile applications across the full stack for 25 clients.

Translated client requirements into deployed software, independently identifying and fixing problems in production.

Kinplus Technology

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Full Stack Developer (Intern)

Internship

Highlights

Built the frontend for SalonConnect, a salon services platform, with React, TypeScript, Redux Toolkit, Formik and Yup, Material UI and Tailwind CSS.

Built a service booking mobile app in React Native (Expo) and TypeScript, with Zustand state management.

Ekiti State Digital Skilling Academy - Tech4Dev & Meta

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Frontend Developer (Trainee)

Highlights

Built responsive, user-centred websites with HTML, CSS, Tailwind CSS and React, focusing on usability and performance.

Collaborated in a cross-functional team to deliver the Real Estate Web App capstone project.

Sage Grey Technologies Limited

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Application Developer

Lagos, Lagos, Nigeria

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Contract

Summary

Highlights

Developed a cross-platform mobile application for the Split multi platform, serving both vendor and customer marketplaces.

Launched mobile features that streamlined vendor sales and customer purchasing, helping grow users from 20 to 40, a 100% increase.

Chamuze

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Backend & Automation Developer

Lagos, Lagos, Nigeria

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Full-time

Summary

Highlights

Designed and built Project Legacy, a WhatsApp chatbot for FMCG retail ordering, utilizing a Node.js and Express backend with a MongoDB database.

Integrated the Twilio WhatsApp API for real-time messaging and secure OTP delivery, operating within distributed infrastructure.

Integrated Chowdeck's delivery service into the chatbot, so orders placed on WhatsApp were dispatched and delivered automatically, improving Chamuze's delivery rate.

Worked closely with Moniepoint's technical team to connect Chamuze's inventory to multiple POS terminals, recording transactions in the business account.

Tested endpoints and payment integrations with Postman, and joined technical meetings to improve the services delivered.

Containerised services with Docker and used CI/CD pipelines to ship updates and maintain deployment pipelines.

Enabled 5,000+ WhatsApp orders a month for a customer base of 60,000+, saving about 600 hours of manual order processing.

Redot

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Backend Developer

Lagos, Lagos, Nigeria

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Freelance

Summary

Highlights

Built the Flour Mills of Nigeria (FMN) Tuckshop Portal, a staff storefront and admin dashboard using PostgreSQL.

Integrated Moniepoint for online payment collection on the portal.

Integrated Moniebook POS so that a "Pay with POS" option on the portal sends the payment request directly to a POS terminal.

Developed and maintained the backend for Maxystuff with a focus on system reliability and performance.

Education

Ekiti State University, Ado-Ekiti

Ado-Ekiti, Ekiti State, Nigeria
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B.Sc. (Ed.) Computer Science Education Grade: 3.9 / 5.0

Courses

Award of Excellence in Academics, Sandwich Students' Welfare Association (2023)

Languages

English

Fluent

Skills

Languages

Python, TypeScript, JavaScript (ES6+), SQL, Rust.

Backend

Node.js, Express.js, FastAPI, REST API design, JWT authentication, Rate limiting, Input validation (Zod).

AI & Machine Learning

Terraform, LLM integration (OpenAI API), Prompt design, AI chat assistants, Speech recognition (Vosk), Natural language processing, AI-driven automation.

Frontend & Mobile

React, Next.js, React Native (Expo), Redux Toolkit, Zustand, Electron, Material UI, Tailwind CSS, HTML5, CSS3.

Data

PostgreSQL, MongoDB (Mongoose), Prisma ORM, SQLAlchemy.

DevOps & Cloud

Docker, CI/CD pipelines, Postman, Git, GitHub, AWS, Microsoft Azure, Vercel.

Payments & Integrations

Moniepoint, Moniebook POS, Paystack, Chowdeck delivery API, Twilio WhatsApp API, Cloudinary.

Projects

ScriptureSense - AI Sermon Assistant

Summary

Python, Vosk speech recognition, NLP

Web Dashboard Virtual Assistant

Summary

React, Express, MongoDB, OpenAI API

Sandwich Award Platform

Summary

React, Node.js, Express, MongoDB, Paystack

SmartChurch CAMS

Summary

Next.js, TypeScript, Express, PostgreSQL, Prisma

Testrack

Summary

Open Source Web3 Testnet Tracker

Certificates

Certificate of Internship

Zidio Development

Frontend Development

Ekiti State Digital Skilling Academy (Tech4Dev & Meta)

Programming with JavaScript

Meta / Coursera

Volunteer

Student Union Governor

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Ekiti State

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Served as Student Union Governor for Ekiti State.

Team Lead

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Ekiti State Digital Skilling Academy

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Directed project initiatives and coordinated school visits for the capstone project.