Deborah Oseni — Full Stack Developer | React | Next.js | Node.js | Flutter | Supabase | AI Integration

Expertise in Mobile Apps, Back-End Web, Front-End Web, Full Stack Web, React Developer.

Last verified on July, 2026

Core Skills

Web Development

Front-End Web Development

Backend

Bio Summary

Designed and delivered scalable web and mobile applications using React, Next.js, Node.js, Flutter, and Supabase. Built secure APIs, AI-powered solutions, authentication systems, payment integrations, and responsive user interfaces. Improved application performance, optimized databases, automated workflows, and successfully delivered multiple full-stack projects while collaborating with cross-functional teams to create reliable, user-focused software that met business goals and enhanced customer experiences.

Technical Skills

WORK EXPERIENCE

Title: Full Stack Developer

Company: TechNova Solutions

Description

Designed, developed, and maintained responsive web and mobile applications using React, Next.js, Node.js, Flutter, and Supabase. Built secure REST APIs, integrated third-party services including Stripe and OpenAI, optimized application performance, implemented authentication, managed databases, and collaborated with designers and stakeholders to deliver scalable, high-quality software solutions on schedule.

Title: Frontend Developer

Company: Innovate Digital

Description

Developed modern user interfaces using React, Next.js, HTML, CSS, Tailwind CSS, and JavaScript. Improved website performance, implemented responsive designs, collaborated with backend developers, and ensured cross-browser compatibility while delivering exceptional user experiences.

Title: Backend Developer

Company: CloudStack Technologies

Description

Built scalable backend services using Node.js, Express.js, Supabase, Firebase, and MongoDB. Developed secure APIs, authentication systems, database structures, and automated workflows while improving application security and performance.

PROJECTS

AI Business Assistant Platform

Role: Full Stack Developer

Developed an AI-powered business assistant using React, Next.js, Supabase, OpenAI API, and Stripe. Implemented authentication, chatbot functionality, payment integration, and a responsive dashboard for business users.

Food Delivery Mobile App

Role: Flutter Developer

Built a cross-platform mobile application using Flutter and Firebase featuring user authentication, live order tracking, secure payments, restaurant management, and push notifications.

E-commerce Web Application

Role: Full Stack Developer

Created a complete e-commerce platform using React, Node.js, MongoDB, and Stripe. Implemented product management, shopping cart, secure checkout, order tracking, and an admin dashboard.

Project Management SaaS

Role: Full Stack Developer

Developed a collaborative project management application using Next.js, Supabase, and Tailwind CSS with task management, team collaboration, notifications, authentication, and analytics dashboards.

Business Analytics Dashboard

Role: Full Stack Developer

Designed a real-time business intelligence dashboard using React, Supabase, and Looker Studio to visualize KPIs, automate reporting, and support data-driven decision-making.

CERTIFICATES

Meta Front-End Developer Professional Certificate
IBM Full Stack Software Developer Professional Certificate
Google IT Automation with Python Professional Certificate
Google UX Design Professional Certificate
Meta Back-End Developer Professional Certificate
Microsoft Certified: Azure Fundamentals (AZ-900)
MongoDB Node.js Developer Path
Supabase Developer Certification
freeCodeCamp Responsive Web Design Certification
freeCodeCamp JavaScript Algorithms and Data Structures
freeCodeCamp Front End Development Libraries
Flutter & Dart Development Certificate (Udemy)

EDUCATION

Bachelor of Science

Country: Nigeria

School: University of Lagos

Field of Study: Computer Science

Diploma

Country: Nigeria

School: Alison

Field of Study: Full Stack Web Development

Diploma

Country: Nigeria

School: Coursera

Field of Study: Software Engineering

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3

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Why Upstaff

Upstaff is a technology partner with expertise in AI, Web3, Software, and Data. We help businesses gain competitive edge by optimizing existing systems and utilizing modern technology to fuel business growth.

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