I'm Oluwasetemi

I'm a Fullstack Engineer who works as a Frontend Engineering Instructor @AltSchoolAfrica. I specialize in building web applications and teaching web development with TypeScript, JavaScript, React, and Node.js. You can explore my projects on GitHub, StackBlitz, and CodeSandbox.

My Portfolios

Showcasing my latest projects and work

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@setemiojo/utils - NPM Package

Type-safe utility library for JavaScript/TypeScript projects with commonly used helper functions

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AI Builders Workshop

Interactive workshop slides for building AI-powered applications, covering modern AI integration patterns and best practices

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AI Explorer

Full-stack AI-powered application demonstrating modern AI integration patterns using AI SDK with Anthropic Claude and OpenAI models

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I'm Oluwasetemi

My Portfolios

@setemiojo/utils - NPM Package

AI Builders Workshop

AI Explorer

Some of my Writings

Introducing the new Set methods in ES2025

Designing Data-Intensive Applications - What I Learned from Part 1: Foundations of Data Systems

From 10 Lines to 100 Retries: Building a Git Clone Function That Doesn't Quit

building-apollo-server-hono-integration