Adeyemi Harrison

Results-driven Backend Developer with hands-on experience designing, developing, and maintaining scalable web applications using Laravel, PHP, and MySQL. Proven ability to lead technical teams, integrate third-party services, and deliver secure, high-performance software solutions. Skilled in improving workflow efficiencies, optimizing data handling, and delivering reliable digital experiences.

Senior Backend Developer at P&K Smart Rise Solutions (2025-11 – Present)

Senior Backend Developer responsible for designing and maintaining scalable backend systems and RESTful APIs for web and mobile applications.

• Design, develop, and maintain scalable backend systems and RESTful APIs for web and mobile applications
• Implement business logic, database architecture, and system integrations to support application features and workflows
• Integrate third-party services and APIs, including payment gateways, financial services, and external data providers
• Develop secure backend processes for authentication, authorization, and data protection
• Build and maintain background jobs, queues, and scheduled tasks for asynchronous processing and system automation
• Collaborate with frontend developers, product managers, and designers to deliver efficient and scalable software solutions

Team Lead & Backend Developer at SchoolBridge (2024-08 – 2025-10)

Led a 5-person development team to design and deploy a school management system serving over 2,000+ users.

• Led a 5-person development team to design and deploy a school management system serving over 2,000+ users
• Developed backend features using Laravel, improving data efficiency by 40%
• Built modules for attendance, grading, and communication
• Integrated notifications and role-based access controls
• Collaborated with the product team to define technical specs, reducing development time by 25%

Backend Developer at Fatherland Global (2023-05 – 2024-08)

Backend Developer for a diaspora engagement platform, focused on infrastructure maintenance and API optimization.

• Designed and maintained backend infrastructure for a diaspora engagement platform
• Improved API response times by 35% through query optimization
• Ensured secure data handling and system compliance
• Collaborated with mobile developers for seamless integration

Junior FullStack Developer at Petrong Software Solutions (2023-02 – 2023-05)

Led end-to-end development of Estate Agent Lagos web platform aimed at addressing Nigeria's housing deficit.

• Led the end-to-end development of the Estate Agent Lagos web platform aimed at addressing Nigeria's housing deficit by enabling easier discovery and listing of residential and agricultural properties
• Designed and implemented a responsive property listing system using HTML, CSS, Bootstrap, and JavaScript, enabling users to browse and explore available real estate assets
• Structured the application interface and user workflows to improve property visibility, usability, and user engagement
• Implemented dynamic UI interactions and client-side logic with JavaScript to enhance user experience and streamline property navigation
• Managed the project independently from development to deployment, ensuring the platform functioned efficiently and met business requirements
• Collaborated with stakeholders to translate business requirements into functional web features aligned with the platform's goal of unlocking underutilised real estate assets

Backend Developer at Nuelron Technologies (2022-09 – 2023-01)

Backend Developer for a fintech platform offering virtual wallets, airtime/data top-ups, and bill payments.

• Built backend features for a fintech platform offering virtual wallets, airtime/data top-ups, and bill payments
• Integrated secure authentication and payment systems, reducing transaction failures by 20%
• Conducted end-to-end testing to maintain 99.9% uptime

Junior Full-Stack Developer at Mayorkay Technologies (2021-06 – 2022-07)

Junior Full-Stack Developer designing responsive frontends and developing backend logic.

• Designed responsive frontends using HTML, CSS, Bootstrap, and jQuery
• Developed backend logic and admin modules in Laravel
• Collaborated with clients to deliver custom web solutions, including e-learning and e-clinic platforms

Certificate in Full Stack Web Development – Moat Academy for Developers (2021 – 2021)

B.Ed. in Guidance & Counseling – University of Ibadan (2021 – 2021)

Certificate in Digital Marketing – Google Digital Skills for Africa (2018 – 2018)