S. Oladele
CPU
MEM
SYSTEMS
Frontend Engineer • React & JavaScript

I Build Responsive
Web Applications That Deliver Results

I build fast, responsive, and user-friendly web applications using React, JavaScript, and modern frontend tools, focusing on clean UI, smooth interactions, and real-world usability.

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What I Do

Clean Interfaces.
User-Focused Design.

I focus on building intuitive and responsive user interfaces that provide a seamless experience across devices. My approach combines clean design, efficient code, and practical problem-solving.

01. Responsive UI

Interfaces that adapt smoothly to every screen size — consistent on mobile, tablet, and desktop.

02. Clean Code

Structured, readable code using modern JavaScript and React best practices for long-term scalability.

03. Real Products

Practical projects that solve real problems, focused on usability, performance, and user experience.

Femi Oladele — Frontend Engineer

Technical Skills

GET /api/v1/developer/skills 
{
  "languages": [
    "JavaScript (ES6+)", "TypeScript",
    "HTML5", "CSS3", "SQL", "Java"
  ],
  "frameworks": [
    "React.js", "Node.js", "Express",
    "Tailwind CSS", "Bootstrap"
  ],
  "databases": [ "PostgreSQL", "MongoDB" ],
  "browser_apis": [
    "IndexedDB", "Service Workers",
    "Web Audio API", "Geolocation API"
  ]
}
system://skill_matrix

> execute get_core_competencies

"Responsive Web Design, UI Development, API Integration, PWA Engineering"

> list --tools

"Git, GitHub, Postman, VS Code, Antigravity, Cursor, Claude"

> check_status --workflow

"AI-assisted development — faster iteration, not a replacement for engineering fundamentals"

> check_status --current

"Building offline-first PWAs and levelling up in React patterns & Node.js"

> availability

● Open to Junior Roles & Freelance — Remote-ready

Selected Projects

DB Focus Engine PWA
Progressive Web App · Featured

Smart Pomodoro Tasker

A full-featured productivity PWA engineered with zero frameworks. Uses IndexedDB for persistent storage that survives browser restarts, an automated focus → break → session workflow, per-task session targeting with real-time UI updates, custom audio notifications via the Web Audio API, and a built-in install prompt — all on the raw web platform.

Vanilla JS (ES6+) IndexedDB API Service Workers Web Audio API Web App Manifest
View Demo → GitHub →
Progressive Web App

Study Planner Pro

An installable PWA combining task management and Pomodoro focus sessions. Features drag-and-drop reordering, priority auto-sorting, real-time search and filter, and centralised state management — fully offline, no backend required.

HTML5CSS3JavaScript Service WorkersPWA
View Demo →
Geo fetch() async/await OWM API
REST API · Async JavaScript

SkyCast — Weather Dashboard

A responsive weather dashboard pulling real-time conditions and 5-day forecasts from the OpenWeatherMap API via geolocation. Demonstrates async/await data handling, robust error management, dynamic °C/°F toggling, and JSON transformation for daily summaries — no libraries, no shortcuts.

HTML5CSS3JavaScript REST APIGeolocation APIAsync/Await
View Demo →
Team Lead · Frontend

SwiftCart

Led a frontend team to build a responsive e-commerce interface. Delivered clean UI architecture, smooth navigation flows, and dynamic cart functionality — coordinating across teammates to maintain code consistency and ship on time.

HTMLCSSJavaScript
View Demo →
Data · Analytics

Student Result Management System

A data-driven app for managing and analysing student scores. Features dynamic grade calculation, strict input validation, real-time analytics, search and filter, and CSV export — built entirely with Vanilla JavaScript, no dependencies.

HTML5CSS3JavaScript
View Demo →
Secure Channel

Let's Connect

Open to junior frontend roles, freelance projects, and meaningful collaborations.