Developer CV | Tobi Olumide Arowosegbe

Professional Summary

Software Engineer with 7+ years of experience building and maintaining scalable web applications, including fintech systems. Strong in JavaScript, React, Node.js, PHP, and Python, with hands-on experience in API development, system integration, and performance optimization. Focused on building secure, efficient, and reliable applications.

Core Skills

Languages & Frameworks: JavaScript, Python, PHP, Node.js, React.js

Frontend Engineering: HTML, CSS, JavaScript, React.js, TailwindCSS

Backend Engineering: Node.js, PHP, REST API Development, System Integration

Database: MySQL

Tools & Workflow: Git, API Integration, Debugging, Performance Optimization

Other: Authentication Systems, Secure Data Handling, Scalable Architecture

Professional Experience

Software Engineer

PayVessel (Fintech)

2025 - Present

Developed and maintained fintech systems across frontend and backend.
Built secure application features for payment-related workflows.
Integrated APIs and handled real-time data processing.
Improved system performance, reliability, and user experience.
Collaborated across teams to deliver scalable solutions.

Contract Software Engineer

AsyncPay

3 Months Contract

Worked as contract staff on payment-focused engineering tasks and delivery support.
Contributed to API-connected features, implementation cleanup, and stable product execution.
Supported engineering output inside a live payment product environment.

Software Engineer (Remote)

Kyivstar

2022 - 2023

Built and maintained scalable web applications.
Developed frontend and backend features using modern frameworks.
Integrated APIs and optimized system performance.
Improved system usability and responsiveness.

Full Stack Developer

MSORG Developers

2024 - Present

Built full web applications using React, Node.js, and PHP.
Developed backend logic and API integrations.
Improved application performance and scalability.

Website Developer

Atlantic Exhibition Nigeria Ltd.

2024 - Present

Developed and maintained web platforms and internal systems.
Implemented new features and improved performance.

Web Developer

Zocode Technologies

2019 - 2022

Developed and customized 200+ websites and web systems.
Built custom features, plugins, and backend integrations.
Optimized performance and improved system stability.

Software Developer (Freelance)

Remote Clients

2018 - Present

Built web applications and backend systems for clients.
Developed APIs and integrated third-party services.
Fixed bugs, optimized performance, and improved scalability.

Project Experience

FintechAPI

Secure Payment-Related Systems

Built fintech applications with secure API integrations and production-minded engineering support.

DashboardRealtime

Real-Time Data Dashboards

Developed dashboards with real-time data handling, responsive interfaces, and performance-focused implementation.

AuthBackend

Protected Application Flows

Implemented authentication systems, protected routes, backend services, and custom API-connected application logic.

Achievements

Contributed to fintech system development at PayVessel.
Built and maintained 200+ web platforms and applications.
Delivered scalable and high-performance solutions across multiple industries.

Tools & Technologies

JavaScript React.js Node.js PHP Python MySQL Git REST APIs