John Ogu

Senior Full Stack Developer

Cybit IT • Full-time

Jan 2026 - Present • 6 mos

Led the design, development, and deployment of scalable web and mobile applications for clients across e-commerce, business automation, logistics, and SaaS industries. Collaborated with cross-functional teams to build secure, high-performance digital solutions using modern development frameworks and cloud-based infrastructure. Key responsibilities included architecting frontend and backend systems, developing RESTful APIs, integrating third-party services, optimizing application performance, and ensuring responsive cross-platform user experiences. Delivered custom automation workflows, AI-powered integrations, and business process optimization tools that improved operational efficiency and user engagement. Successfully developed and maintained production-grade applications using Flutter, React Native, Laravel, PHP, JavaScript, Python, and no-code/low-code platforms including FlutterFlow and Bubble.io. Worked closely with stakeholders to translate business requirements into scalable technical solutions while maintaining high code quality and deployment standards.

Web & Mobile App Developer

Nova Blue Technologi • Full-time

Sep 2025 - Present • 10 mos

Designed, developed, and maintained responsive web applications and mobile apps for clients across e-commerce, education, and business industries. Built front-end interfaces using React, HTML, CSS, and JavaScript while developing backend APIs with Node.js and Express. Integrated third-party services such as payment gateways, authentication systems, and cloud databases. Collaborated with UI/UX designers and project managers to deliver scalable and user-friendly applications on schedule. Improved application performance, fixed bugs, and optimized websites for mobile responsiveness and SEO. Participated in code reviews, testing, deployment, and ongoing maintenance of production applications.

Senior Full Stack Developer

Tech Hub • Full-time

Sep 2025 - Present • 10 mos

Worked as a Senior Full Stack Developer responsible for building and maintaining scalable web and mobile applications for startups, SMEs, and enterprise clients across multiple industries. Led end-to-end software development lifecycle processes, from requirement analysis and system architecture to deployment, testing, and post-launch optimization. Designed and developed responsive web platforms and cross-platform mobile applications using modern technologies including Flutter, Laravel, React Native, PHP, JavaScript, and Python. Built secure backend infrastructures, developed RESTful APIs, integrated third-party services, and optimized database performance for high-traffic applications. Collaborated with UI/UX designers, project managers, and product teams to deliver intuitive digital products that improved user engagement and operational efficiency. Implemented workflow automation systems, cloud integrations, and scalable business solutions that streamlined internal processes and reduced manual overhead. Delivered multiple successful projects including business management systems, e-commerce platforms, booking systems, AI-powered automation tools, and mobile applications with real-time features, push notifications, and secure payment integrations.