04/17/2026 updated

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100 % available

Senior Fullstack Developer

Port Harcourt, Nigeria
Only remote
BA Computer Science
Port Harcourt, Nigeria
Only remote
BA Computer Science

Profile attachments

Razeb_CV(1)-4.pdf
Razeb Francis-Java Backend Developer.pdf

About me

Full Stack Developer with 7+ years experience specializing in TypeScript and Next.js. Skilled in building scalable, high-performance web applications, microservices architecture, and leading teams. Seeking to leverage React, TypeScript, and Next.js expertise to deliver innovative solutions.

Android (Software)Apple IOSDevOpsFront End (Software Engineering)Cloud Platform SystemBackendReact NativeFront End Software DevelopmentNestJS
  1. PHP Laravel (Blade, Eloquent ORM, Livewire, Filament, PHPUnit, Composer, Sanctum, Jetstream, API Development, Queues & Jobs, Broadcasting, WebSockets), ERP System Development, Frontend & Backend Development.
  2. JavaScript, TypeScript, React, React Native, Vue.js, Next.js, Nuxt.js, Node.js, Express.js, NestJS, Redux.js, Hooks, Flutter, Kotlin (Android Jetpack), Swift (iOS), Dart, Android SDK, Golang, Core Java, Python, CakePHP, MongoDB, MySQL, PostgreSQL
  3. Full-Stack Development (React.js, Vue.js, Next.js, Nuxt.js, TypeScript, JavaScript, Node.js, Express.js, Nest.js)
  4. Backend Engineering (PHP Laravel, Golang, Python, CakePHP, RESTful API Development, GraphQL, WebSockets, Microservices)
  5. ERP & SaaS Development
  6. Cloud & DevOps (AWS, Google Cloud Platform, Firebase, Docker, Kubernetes, CI/CD, Jenkins)
  7. Database Management (MySQL, PostgreSQL, MongoDB, Sequelize.js)
  8. Mobile Development (React Native, Flutter, Kotlin, Swift, Android SDK, iOS SDK)
  9. Infrastructure & Security (Nginx Server, Linux Server, Payment Gateways, Firebase Authentication, API Gateway, Blockchain)
  10. Building and optimizing Laravel applications with Livewire, Filament, and Blade components.
  11. Developing robust RESTful and GraphQL APIs for seamless system integrations.
  12. Enhancing system reliability with error handling, logging, and proactive monitoring.
  13. Ensuring high-performance application architecture by leveraging Dockerized microservices and API gateways.
  14. Mobile Development (React Native, Flutter, Kotlin, Swift, Dart, Android SDK, Firebase, iOS Development)
  15. Web Development (Next.js, React.js, Vue.js, JavaScript, TypeScript, Node.js, Express.js, PHP Laravel)
  16. Backend & APIs (RESTful API Development, GraphQL, Firebase, MySQL, PostgreSQL, MongoDB)
  17. UI/UX & Web Design (Figma, Adobe XD, Tailwind CSS, Bootstrap, Mobile UI/UX)
  18. Testing & Optimization (Jest, Performance Optimization)
  19. Security & Authentication (Firebase Authentication, Role-Based Access)
  20. Agile Development (Scrum, Sprint Planning, CI/CD)
  21. Frontend Development: React.js, Vue.js, Next.js, Nuxt.js, Redux.js, Hooks, Tailwind CSS, Bootstrap
  22. Backend Development: PHP Laravel, Node.js, Express.js, NestJS, RESTful API Development, GraphQL
  23. Databases & Cloud: MySQL, PostgreSQL, MongoDB, Firebase, AWS (EC2, S3, Lambda), Docker, Nginx
  24. Enterprise Systems & Architecture: ERP, EMR, IT Infrastructure Design, Microservices, System Optimization
  25. Security & Performance: Firebase Authentication, OAuth, RBAC, Load Testing, Performance Tuning
  26. Agile Development & DevOps: CI/CD Pipelines, Git, GitHub, Jira, Scrum, Sprint Planning
  27. Databases & Cloud: MySQL, PostgreSQL, MongoDB, Firebase, AWS (Cognito, S3, Lambda), Docker, Nginx
  28. Security & Performance: OAuth, JWT, RBAC, AWS Cognito, Nginx Load Balancing
  29. Mobile Development: Flutter, React Native (iOS & Android)
  30. CI/CD & DevOps: Docker, Jenkins, GitHub Actions, AWS CodePipeline


Languages

EnglishNative speaker

Project history

Senior Full-Stack Engineer

Expectoo Technology Company Limited
Designed and developed robust web applications using Next.js and TypeScript, architected microservices, improved performance by optimizing API response times and page load speeds by 30%, implemented real-time subscription-based chat systems, and collaborated with UI/UX teams using Figma.

Mobile & Web Developer | Full-Stack Engineer (Contract)

Germany (Remote)

Internet & IT

10-50 team member

  1. Built web and mobile applications using React, Next.js, and React Native, delivering consistent user experience across platforms.
  2. Developed backend services and APIs with Node.js and Laravel, handling data flow between frontend, mobile apps, and external services.
  3. Integrated payment systems including Stripe, Paystack, and Flutterwave to support secure online transactions.
  4. Designed and maintained databases using MySQL and PostgreSQL, improving query efficiency and data handling.
  5. Implemented authentication systems using Firebase and OAuth, strengthening access control and user security.
  6. Built admin dashboards and internal tools using React and Vue.js to support business operations.
  7. Improved application performance and reduced load time by up to 25% through caching and backend optimization.
  8. Wrote and maintained tests using Jest, improving application reliability and reducing production issues.
  9. Worked closely with design and product teams to deliver features aligned with user and business needs.
  10. Supported agile processes including sprint planning, code reviews, and continuous delivery.

Senior Fullstack Developer

Remote

Internet & IT

10-50 team member

  1. Led the design and development of scalable web and mobile applications, supporting business operations and improving system efficiency across multiple products.
  2. Architected and deployed ERP and API-driven systems that streamlined workflows and reduced manual processes by over 35%.
  3. Built and optimized secure, high-performance APIs, enabling seamless integration with third-party services such as payment gateways and cloud platforms.
  4. Improved application performance and system reliability through database optimization, caching strategies, and efficient backend architecture, reducing response time by up to 40%.
  5. Collaborated with cross-functional teams to deliver end-to-end products used by 5,000+ users, ensuring smooth user experience across web and mobile platforms.
  6. Led a team of developers, managing code reviews, sprint planning, and technical direction, resulting in faster delivery cycles and improved code quality.
  7. Oversaw cloud deployment and infrastructure, ensuring scalable, secure environments and stable product releases.
  8. Strengthened application security by implementing authentication systems, access controls, and data protection measures across multiple platforms.
  9. Drove technical decision-making and system architecture, ensuring long-term scalability and maintainability of products.

Senior Full-Stack Engineer & Development Team Lead

Appnovia Solutions Limited
Delivered an EMR system for a gynecology hospital ensuring secure and efficient data management, led a team to build a freight ERP application using React.js and Node.js, deployed applications to AWS EC2 with Docker for scalable hosting solutions.

Fullstack Developer

Rosenics Technologies Limited
Built responsive, high-performance web applications with Vue.js and SASS, integrated AWS Cognito for secure user authentication, optimized applications using Webpack, lazy loading, and code splitting.

Fullstack Developer

CarrotSuiteHR

Internet & IT

10-50 team member

  1. Built frontend components using React and Vue.js, delivering responsive and user-friendly interfaces.
  2. Designed UI layouts and prototypes using Figma and Adobe XD, supporting product design and development.
  3. Tested and integrated APIs using Postman and Swagger, ensuring smooth communication between frontend and backend systems.
  4. Ensured cross-browser compatibility across Chrome, Firefox, Safari, and Edge using HTML, CSS, and JavaScript.
  5. Improved website performance and load speed using techniques such as lazy loading and code splitting.
  6. Worked on SEO improvements to enhance website visibility and overall performance.
  7. Collaborated with backend developers to integrate features using Node.js and MongoDB.
  8. Optimized images and frontend assets to improve application performance and user experience.
  9. Worked closely with design, product, and backend teams to align features with business and user requirements.
  10. Participated in team discussions, planning sessions, and feedback cycles to improve product quality and delivery.
  11. Assisted in debugging and resolving frontend and integration issues, ensuring smooth application functionality.
  12. Maintained clean, organized code and followed development best practices to support team collaboration and long-term maintainability.

Portfolio

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