LIS DERINE GUETY
Abidjan, Ivory Coast
LIS DERINE GUETY
Full Stack Web & Mobile Developer (React, Flutte)
Category : Web development
I am a Full Stack Web and Mobile developer specializing in the creation of websites, mobile applications and custom management solutions.
I am involved in the entire development cycle, from the analysis of needs to the deployment of the solution. My skills include React.js, Flutter, PHP, Node.js, MySQL and MongoDB.
My services include:
• Creation of professional showcase sites
• Custom web application development
• Creating Android and iOS mobile apps with Flutter
• Development of REST APIs and integration of third-party services
• Design of booking, management and e-commerce platforms
• Maintenance, bug fixes and performance improvements
• Integration of MySQL and MongoDB databases
• Optimized user experience and application security
I am committed to providing reliable, modern solutions adapted to the needs of each client, with rigorous follow-up and transparent communication throughout the project.
Available for one-off assignments or long-term collaborations, telecommuting or remote.
I am involved in the entire development cycle, from the analysis of needs to the deployment of the solution. My skills include React.js, Flutter, PHP, Node.js, MySQL and MongoDB.
My services include:
• Creation of professional showcase sites
• Custom web application development
• Creating Android and iOS mobile apps with Flutter
• Development of REST APIs and integration of third-party services
• Design of booking, management and e-commerce platforms
• Maintenance, bug fixes and performance improvements
• Integration of MySQL and MongoDB databases
• Optimized user experience and application security
I am committed to providing reliable, modern solutions adapted to the needs of each client, with rigorous follow-up and transparent communication throughout the project.
Available for one-off assignments or long-term collaborations, telecommuting or remote.
Portfolio
Working hours
- Monday:08h00 To 18h00
- Tuesday:08h00 To 18h00
- Wednesday:08h00 To 18h00
- Thursday:08h00 To 18h00
- Friday:08h00 To 18h00
- Saturday:Not available
- Sunday:Not available
![I'll develop your secure REST API]()
I design and develop high-performance REST APIs allowing communication between your web applications, mobile and databases. Services included: • Secure authentication • User management • Full CRUD • A ...![I will develop your Android and iOS mobile app with Flutter]()
I develop powerful and modern mobile applications for Android and iOS with Flutter. Services offered: • Management application • Booking app • E-commerce application • Educational app • Financial trac ...![I will create your professional and responsive website]()
Do you need a modern, fast and professional website for your company, business or brand? I support you in the design and development of your custom website. What I propose: • Professional showcase w ...
Full Stack Developer at Teddy Holding, responsible for the design, development and maintenance of web and mobile applications to meet the company's business needs.
Main missions:
• Development of modern and high-performance web applications.
• Design and integration of REST APIs.
• Development of responsive and ergonomic user interfaces.
• Database management and optimization.
• Corrective and evolutionary maintenance of existing applications.
• Participation in the analysis of needs and the drafting of technical specifications.
• Testing, debugging and production of the solutions developed.
• Collaboration with business and technical teams to ensure the quality of deliverables.
Technologies used: React.js, Node.js, PHP, Laravel, JavaScript, TypeScript, MySQL, MongoDB, Git and GitHub.
Results: contribution to the development of high-performance digital solutions, the improvement of internal processes and the digital transformation of the company.
Main missions:
• Development of modern and high-performance web applications.
• Design and integration of REST APIs.
• Development of responsive and ergonomic user interfaces.
• Database management and optimization.
• Corrective and evolutionary maintenance of existing applications.
• Participation in the analysis of needs and the drafting of technical specifications.
• Testing, debugging and production of the solutions developed.
• Collaboration with business and technical teams to ensure the quality of deliverables.
Technologies used: React.js, Node.js, PHP, Laravel, JavaScript, TypeScript, MySQL, MongoDB, Git and GitHub.
Results: contribution to the development of high-performance digital solutions, the improvement of internal processes and the digital transformation of the company.
Participation in the design and deployment of a standalone local extranet solution for areas with low internet connectivity.
Missions carried out:
• Analysis of the technical and functional needs of the project.
• Setting up a local network infrastructure for information sharing.
• Development and integration of digital solutions adapted to isolated environments.
• System performance testing, validation, and optimization.
• Technical assistance and maintenance of deployed equipment.
• Collaboration with the technical teams to guarantee the reliability of the solution.
Skills developed:
• Computer networks
• IoT Solutions
• System administration
• Web development
• Technical project management
• Problem solving and technical support
The result: implementation of a local platform allowing communication and data exchange without a permanent Internet connection.
Missions carried out:
• Analysis of the technical and functional needs of the project.
• Setting up a local network infrastructure for information sharing.
• Development and integration of digital solutions adapted to isolated environments.
• System performance testing, validation, and optimization.
• Technical assistance and maintenance of deployed equipment.
• Collaboration with the technical teams to guarantee the reliability of the solution.
Skills developed:
• Computer networks
• IoT Solutions
• System administration
• Web development
• Technical project management
• Problem solving and technical support
The result: implementation of a local platform allowing communication and data exchange without a permanent Internet connection.
Animation of introductory workshops to programming and digital technologies for young people as part of the Digital Children's Day.
Missions carried out:
• Training of participants in programming logic.
• Introduction to video game creation with Scratch.
• Support for learners in the realization of digital projects.
• Raising awareness of IT development and digital development professions.
• Technical assistance and problem solving encountered during workshops.
• Participation in the organization and animation of educational activities.
Skills developed:
• Communication and pedagogy
• Training and support
• Scratch programming
• Technical extension
• Group management
• Problem solving
Result: contribution to raising awareness and training young people in digital skills and programming.
Missions carried out:
• Training of participants in programming logic.
• Introduction to video game creation with Scratch.
• Support for learners in the realization of digital projects.
• Raising awareness of IT development and digital development professions.
• Technical assistance and problem solving encountered during workshops.
• Participation in the organization and animation of educational activities.
Skills developed:
• Communication and pedagogy
• Training and support
• Scratch programming
• Technical extension
• Group management
• Problem solving
Result: contribution to raising awareness and training young people in digital skills and programming.
Full Stack Web & Mobile Developer specializing in the design, development and deployment of web and mobile applications.
Missions carried out:
• Analysis of customer needs and drafting of technical specifications.
• Development of web applications with PHP, JavaScript, React.js and MySQL.
• Mobile app development with Flutter.
• Design and integration of REST APIs.
• Creation and customization of websites in WordPress.
• Functional testing, bug fixes, and performance optimization.
• MySQL and MongoDB database management.
• Application deployment and production.
• Maintenance and continuous improvement of the solutions developed.
Key achievements:
• Financial Management Application.
• University Hours Management System.
• Administrative management platform and digital services.
• Development of tailor-made web and mobile solutions for different business needs.
Technologies used: React.js, Flutter, PHP, Node.js, MySQL, MongoDB, WordPress, Git, GitHub, HTML5, CSS3, JavaScript.
Missions carried out:
• Analysis of customer needs and drafting of technical specifications.
• Development of web applications with PHP, JavaScript, React.js and MySQL.
• Mobile app development with Flutter.
• Design and integration of REST APIs.
• Creation and customization of websites in WordPress.
• Functional testing, bug fixes, and performance optimization.
• MySQL and MongoDB database management.
• Application deployment and production.
• Maintenance and continuous improvement of the solutions developed.
Key achievements:
• Financial Management Application.
• University Hours Management System.
• Administrative management platform and digital services.
• Development of tailor-made web and mobile solutions for different business needs.
Technologies used: React.js, Flutter, PHP, Node.js, MySQL, MongoDB, WordPress, Git, GitHub, HTML5, CSS3, JavaScript.
Degree in Computer Science obtained after specialized training in web and mobile application development. This training allowed me to acquire skills in programming, database design, user needs analysis, development of web and mobile interfaces, as well as IT project management.
Skills acquired:
• Web development: HTML, CSS, JavaScript, PHP, React.js
• Mobile Development: Flutter
• Databases: MySQL, MongoDB
• Backend development: Node.js, PHP
• Design and integration of REST APIs
• Application analysis, design and maintenance
• Project management and development methodologies
This training allowed me to carry out several practical projects such as management applications, web platforms and mobile applications that meet real needs.
Skills acquired:
• Web development: HTML, CSS, JavaScript, PHP, React.js
• Mobile Development: Flutter
• Databases: MySQL, MongoDB
• Backend development: Node.js, PHP
• Design and integration of REST APIs
• Application analysis, design and maintenance
• Project management and development methodologies
This training allowed me to carry out several practical projects such as management applications, web platforms and mobile applications that meet real needs.
- Certificate in Web and Mobile Development 30/11/2025
![Certificate in Web and Mobile Development]()
- Certificate in Web and Mobile Development 28/11/2025
![Certificate in Web and Mobile Development]()
Certification validating skills in web and mobile application development, including user interface design, frontend and backend development, database management, and application deployment.
- 🇫🇷 French
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