I am an experienced Senior Full Stack Developer with over six years of expertise in developing scalable backend systems, engaging front-end interfaces, and integrating complex APIs. Skilled in API design, cloud-based solutions, and utility-first design systems, I ensure code quality and reliability through automated testing. I excel at both independent work and cross-functional collaboration to deliver high-quality software solutions across diverse projects. My technical proficiency spans modern frontend frameworks, backend languages, cloud services, and system design patterns, empowering me to contribute effectively to any development environment.

Opeyemi Ilesanmi

I am an experienced Senior Full Stack Developer with over six years of expertise in developing scalable backend systems, engaging front-end interfaces, and integrating complex APIs. Skilled in API design, cloud-based solutions, and utility-first design systems, I ensure code quality and reliability through automated testing. I excel at both independent work and cross-functional collaboration to deliver high-quality software solutions across diverse projects. My technical proficiency spans modern frontend frameworks, backend languages, cloud services, and system design patterns, empowering me to contribute effectively to any development environment.

Available to hire

I am an experienced Senior Full Stack Developer with over six years of expertise in developing scalable backend systems, engaging front-end interfaces, and integrating complex APIs. Skilled in API design, cloud-based solutions, and utility-first design systems, I ensure code quality and reliability through automated testing.

I excel at both independent work and cross-functional collaboration to deliver high-quality software solutions across diverse projects. My technical proficiency spans modern frontend frameworks, backend languages, cloud services, and system design patterns, empowering me to contribute effectively to any development environment.

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Experience Level

Expert
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Language

English
Fluent

Work Experience

Full Stack Developer at Vengreso Inc
September 30, 2024 - August 6, 2025
Implemented multiple new features including an admin portal and improved Stripe payment integration. Developed a large-scale admin dashboard with super admin and admin role features and permissions, including reporting, user management within companies, and company management. Collaborated with cross-functional teams to develop intuitive, accessible, and high-performing user interfaces. Achieved over 52% API load time reduction through strategic code refactoring and optimized raw query implementation. Actively contributed to development and issue resolution.
Full Stack Developer at World-Architects.com | PSA Publishers Ltd.
September 30, 2023 - August 6, 2025
Migrated the codebase from CakePHP to Laravel ensuring feature stability through comprehensive testing. Led and established foundation tests to ensure system stability during and after migration.
Software Developer at Scandiweb
November 30, 2022 - August 6, 2025
Implemented custom features for shipment on an Italian sportswear company’s e-commerce site. Developed responsive and interactive front-end interfaces using React.js to improve overall user experience. Collaborated with a large team to develop a B2B Progressive Web Application platform.
Software Engineer at Kinetic People Ltd
June 30, 2022 - August 6, 2025
Engineered a live strategy and performance management application to drive organizations’ OKRs and KPIs. Established a dedicated WebRTC service for seamless video conferencing including payment integration for license fees. Created a robust API layer to facilitate communication between systems and departments. Supported team members with bug fixes, code reviews, and implemented advanced features like visual analytic charts, user dashboard access control, and automated deployments. Participated in sprint ceremonies and enhanced development workflows with internal scripts.
Backend Developer at Tech Pro Circles
January 31, 2022 - August 6, 2025
Developed and maintained an agricultural and land investment web application API. Conducted code reviews to ensure code quality and best practices. Integrated payment transactions facilitating financial operations within the system.
Software Engineer at De Sync Centre Ltd
January 31, 2021 - June 1, 2019
Led the development of an automated software API for the automobile industry using Laravel, ensuring robustness and efficiency. Contributed to building RESTful API components for a healthcare delivery system in a collaborative team environment.

Education

B. Sc. (Hons) Computer Science with Mathematics at Obafemi Awolowo University, Ile-Ife, Nigeria
June 1, 2014 - July 1, 2019

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Retail, Agriculture & Mining, Healthcare, Financial Services, Consumer Goods

Experience Level

Expert
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