Available to hire
Hello, I’m Mabu Caleb Njienyo Aoudou, a Flutter Mobile App Developer with 4+ years of experience creating cross-platform apps for e-learning, e-commerce, fintech, and social media. I enjoy turning complex requirements into clean, high-performance mobile experiences that delight users and drive business results.
I’m skilled in Dart, Flutter, Firebase, and advanced state management (GetX, Provider). I work with secure payments, real-time APIs, and scalable architectures, delivering robust apps published on iOS and Android stores.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Language
French
Fluent
English
Fluent
Work Experience
Flutter Mobile Application Developer (remote) at Zenithis Sarl
November 1, 2024 - PresentBuilt InstaCard, a postcard design app with advanced image editing (filters, fonts, drag-drop text, signatures). Integrated Google Maps API for address search and real-time postcard tracking. Implemented Stripe payments and user profile management for transactions and history. Developed InstaWall, a social platform for buying/selling postcards with push notifications and deep linking. Deployed and maintained both iOS and Android versions with optimized performance.
Software Developer at StarlightInc
October 31, 2024 - October 2, 2025Designed and launched a full-featured E-Learning mobile app with secure payments, progress tracking, and course completion certificates. Developed a multi-gateway E-Commerce app with cart management, order tracking, and mobile money integration. Implemented push notifications and deep linking to boost user engagement. Optimized apps for fast transactions and scalable architecture, resulting in smoother user experience. Published and maintained apps on both Google Play Store & App Store.
Flutter Mobile Application Developer at It Advisory & Solutions
September 30, 2022 - October 2, 2025Built a delivery app for a multi-vendor platform with real-time order tracking and route optimization. Integrated Google Maps navigation and push notifications for live order updates. Optimized performance for efficient delivery operations and seamless customer experience. Collaborated with cross-functional teams to align app functionality with vendor requirements.
Software Developer at Interima Sarl
June 30, 2022 - October 2, 2025Developed a tax filing app for Canadian users with automated slip generation and tax calculators. Ensured secure data handling and compliance with local regulations. Created a user-friendly interface for simplified tax filing and document retrieval. Provided ongoing support and feature updates to improve customer satisfaction.
Web Developer - Intern at JFET Compagny
September 30, 2020 - October 2, 2025Successful revision, modularization and modernization of an obsolete code base, resulting in reduced costs and improved functionality. Achieved significant milestones including increased sales, process automation and improved brand identity for customers. Collaborated with cross-functional teams to ensure seamless integration of new functionality. Rapid adaptation to new technologies and programming languages improving overall team productivity. Reduced development time by creating reusable code libraries for future projects. Software development methodologies documented in technical manuals for use by IT professionals in future projects. Develop user interfaces with modern JavaScript frameworks HTML5, CSS3. Worked closely with UI/UX designers to ensure correct implementation of designs on multiple devices while respecting style guidelines.
Information Systems Intern at UNICS PLC
May 31, 2020 - October 2, 2025Provided meticulous maintenance and support, ensuring continued system functionality and reliability. Worked with the database administrator to perform regular backups, protect critical data and ensure business continuity. Daily administration of LAN and WAN networks, optimizing network performance and connectivity. Implemented updates to the company’s website and banking application, improving user experience and ensuring relevance. Streamlined processes, minimized downtime and improved overall system efficiency through proactive maintenance strategies.
Flutter Mobile Application Developer at Zenithis Sarl
November 1, 2024 - PresentRemote role focused on cross-platform Flutter development. Built InstaCard, a postcard design app with advanced image editing (filters, fonts, drag-drop text, signatures); integrated Google Maps API for address search and real-time postcard tracking; implemented Stripe payments and user profile management; developed InstaWall, a social platform for buying/selling postcards with push notifications and deep linking. Deployed and maintained both iOS & Android versions with optimized performance.
Software Developer at StarlightInc
October 1, 2024 - October 2, 2025Designed and launched a full-featured E-Learning mobile app with secure payments, progress tracking, and course completion certificates. Developed a multi-gateway E-Commerce app with cart management, order tracking, and mobile money integration. Implemented push notifications and deep linking to boost engagement. Optimized apps for fast transactions and scalable architecture; published and maintained on Google Play Store & App Store.
Flutter Mobile Application Developer at It Advisory & Solutions
September 1, 2022 - October 2, 2025Built a delivery app for a multi-vendor platform with real-time order tracking and route optimization. Integrated Google Maps navigation and push notifications for live order updates. Optimized performance for efficient delivery operations and seamless customer experience. Collaborated with cross-functional teams to align app functionality with vendor requirements.
Mobile App Developer at Interima Sarl
June 1, 2022 - October 2, 2025Taxation mobile app development for Canadian users featuring automated slip generation and tax calculators. Ensured secure data handling and regulatory compliance. Created a user-friendly interface for simplified tax filing and document retrieval. Provided ongoing support and feature updates to improve customer satisfaction.
Web Developer - Intern at JFET Compagny
September 1, 2020 - October 2, 2025Revision, modularization and modernization of an obsolete code base, resulting in reduced costs and improved functionality. Increased sales, process automation and improved brand identity. Collaborated with cross-functional teams to ensure seamless integration of new functionality. Rapid adaptation to new technologies and programming languages; reduced development time by creating reusable code libraries. Documentation of software development methodologies for future use.
Information Systems Intern at UNICS PLC
May 1, 2020 - October 2, 2025Provide meticulous maintenance and support to ensure continued system functionality. Backup strategies with the database administrator; daily LAN/WAN network administration and optimization. Implemented updates to the company’s website and banking application to improve user experience and relevance. Streamlined processes to minimize downtime and improve overall system efficiency through proactive maintenance.
Flutter Mobile Application Developer (remote) at Zenithis Sarl
November 1, 2024 - PresentLed the development of InstaCard, a postcard design app with advanced image editing (filters, fonts, drag-drop text, signatures); integrated Google Maps API for address search and real-time postcard tracking; implemented Stripe payments and user profile management for transactions & history; developed InstaWall, a social platform for buying/selling postcards with push notifications and deep linking; deployed and maintained both iOS & Android versions with optimized performance.
Software Developer at StarlightInc
October 31, 2024 - October 2, 2025Designed and launched a full-featured E-Learning mobile app with secure payments, progress tracking, and course completion certificates; developed a multi-gateway E-Commerce app with cart management, order tracking, and mobile money integration; implemented push notifications and deep linking to boost user engagement; optimized apps for fast transactions and scalable architecture; published on Google Play Store and App Store.
Flutter Mobile Application Developer at It Advisory & Solutions
September 30, 2022 - October 2, 2025Built a delivery app for a multi-vendor platform with real-time order tracking and route optimization; integrated Google Maps navigation and push notifications for live order updates; optimized performance for efficient delivery operations and seamless customer experience; collaborated with cross-functional teams to align app functionality with vendor requirements.
Taxation Mobile App Developer at Interima Sarl
June 30, 2022 - October 2, 2025Developed a tax filing app for Canadian users with automated slip generation & tax calculators; ensured secure data handling and compliance with local regulations; created a user-friendly interface for simplified tax filing and document retrieval; provided ongoing support and feature updates to improve customer satisfaction.
Web Developer - Intern at JFET Compagny
September 30, 2020 - October 2, 2025Successful revision, modularization and modernization of an obsolete code base, resulting in reduced costs and improved functionality; achieved milestones including increased sales, process automation and improved brand identity for customers; collaborated with cross-functional teams to ensure seamless integration of new functionality; rapid adaptation to new technologies and programming languages, improving overall team productivity; development of user interfaces with modern JavaScript frameworks and collaboration with UI/UX designers.
Information Systems Intern at UNICS PLC
May 31, 2020 - October 2, 2025Provide meticulous maintenance and support, ensuring continued system functionality and reliability; worked with the database administrator to perform regular backups, protect critical data and ensure business continuity; daily administration of LAN and WAN networks, optimizing network performance and connectivity; implementation of updates to the company’s website and banking application, improving user experience and ensuring relevance; streamlined processes, minimized downtime and improved overall system efficiency through proactive maintenance strategies.
Flutter Mobile Application Developer (remote) at Zenithis Sarl
November 1, 2024 - PresentDeveloped InstaCard, a postcard design app with advanced image editing (filters, fonts, drag-drop text, signatures); integrated Google Maps API for address search & real-time postcard tracking; implemented Stripe payments and user profile management for transactions & history; developed InstaWall, a social platform for buying/selling postcards with push notifications & deep linking; deployed and maintained both iOS & Android versions with optimized performance.
Software Developer at StarlightInc
October 31, 2024 - October 4, 2025Designed and launched a full-featured E-Learning mobile app with secure payments, progress tracking, and course completion certificates. Developed a multi-gateway E-Commerce app with cart management, order tracking, and mobile money integration. Implemented push notifications and deep linking to boost user engagement. Optimized apps for fast transactions and scalable architecture; published on Google Play Store & App Store.
Flutter Mobile Application Developer at It Advisory & Solutions
September 30, 2022 - October 4, 2025Built a delivery app for a multi-vendor platform with real-time order tracking and route optimization. Integrated Google Maps navigation and push notifications for live order updates. Optimized performance for efficient delivery operations and seamless customer experience. Collaborated with cross-functional teams to align app functionality with vendor requirements.
Taxation Mobile App Developer at Interima Sarl
June 30, 2022 - October 4, 2025Developed a tax filing app for Canadian users with automated slip generation and tax calculators. Ensured secure data handling and compliance with local regulations. Created a user-friendly interface for simplified tax filing and document retrieval. Provided ongoing support and feature updates to improve customer satisfaction.
Web Developer - Intern at JFET Compagny
September 30, 2020 - October 4, 2025Revision, modularization and modernization of an obsolete code base, resulting in reduced costs and improved functionality. Increased sales, process automation and improved brand identity for customers. Collaborated with cross-functional teams to ensure seamless integration of new functionality. Rapid adaptation to new technologies and programming languages, improving overall team productivity. Developed user interfaces with HTML5, CSS3; created reusable code libraries for future projects.
Information Systems Intern at UNICS PLC
May 31, 2020 - October 4, 2025Maintained and supported systems; performed regular backups with the database administrator; administered LAN/WAN networks; implemented updates to the company’s website and banking application; streamlined processes to minimize downtime and improve efficiency.
Flutter Mobile Application Developer (remote) at Zenithis Sarl
November 1, 2024 - PresentLed development of InstaCard, a postcard design app featuring advanced image editing (filters, fonts, drag-and-drop text, signatures) and InstaWall, a social platform for buying/selling postcards. Integrated Google Maps API for address search and real-time postcard tracking, and implemented Stripe payments with user profile management for transactions and history. Also implemented push notifications and deep linking for InstaWall and other features. Deployed and maintained both iOS and Android versions with performance optimization.
Software Developer at StarlightInc
October 1, 2024 - October 4, 2025Designed and launched a full-featured E-Learning mobile app with secure payments, progress tracking, and course completion certificates. Built a multi-gateway e-commerce app with cart management, order tracking, and mobile money integration. Implemented push notifications and deep linking to boost engagement. Optimized for fast transactions and scalable architecture; published on Google Play Store & App Store.
Flutter Mobile Application Developer at It Advisory & Solutions
September 1, 2022 - October 4, 2025Built a delivery app for a multi-vendor platform with real-time order tracking and route optimization. Integrated Google Maps navigation and push notifications for live order updates. Optimized performance for efficient delivery operations and seamless customer experience. Collaborated with cross-functional teams to align app functionality with vendor requirements.
Software Developer at Interima Sarl
June 1, 2022 - October 4, 2025Taxation Mobile App – Developed a tax filing app for Canadian users with automated slip generation & tax calculators. Ensured secure data handling and compliance with local regulations. Created a user-friendly interface for simplified tax filing and document retrieval. Provided ongoing support and feature updates to improve customer satisfaction.
Web Developer - Intern at JFET Compagny
September 1, 2020 - October 4, 2025Revised, modularized and modernization of an obsolete code base, resulting in reduced costs and improved functionality. Achieved significant milestones including increased sales, process automation and improved brand identity for customers. Collaborated with cross-functional teams to ensure seamless integration of new functionality.
Information Systems Intern at UNICS PLC
May 1, 2020 - October 4, 2025Provide meticulous maintenance and support, ensuring continued system functionality and reliability. Worked with the database administrator to perform regular backups, protect critical data and ensure business continuity. Daily administration of LAN and WAN networks, optimizing network performance and connectivity. Implementation of updates to the company’s website and banking application, improving user experience and ensuring relevance. Streamlined processes, minimized downtime and improved overall system efficiency through proactive maintenance strategies.
Education
Higher National Diploma in Software Engineering at KELDEN (KELDEN Bilingual Higher Institute)
January 1, 2019 - December 31, 2021Diploma in Information Systems at COVICOM (Community Vocational Institute of Professional Studies)
January 1, 2018 - December 31, 2018GCE Advanced Level - Science at Lycée Bilingue Yaounde
January 1, 2017 - December 31, 2017GCE Ordinary Level at Divine International College
January 1, 2016 - December 31, 2016Higher National Diploma at KELDEN (KELDEN Bilingual Higher Institute)
January 1, 2019 - January 1, 2021Diploma in Information Systems at COVICOM (Community Vocational Institute of Professional Studies)
January 1, 2018 - January 1, 2019GCE Advanced Level Science at Lycée Bilingue Yaounde
January 1, 2017 - January 1, 2018GCE Ordinary Level at Divine International College
January 1, 2016 - January 1, 2016Higher National Diploma (HND) Software Engineering at KELDEN (KELDEN Bilingual Higher Institute)
January 1, 2019 - December 31, 2021Diploma in Information Systems at COVICOM (Community Vocational Institute of Professional Studies)
January 1, 2018 - December 31, 2019GCE Advanced Level (Science) at Lycée Bilingue Yaoundé
January 1, 2017 - December 31, 2018GCE Ordinary Level at Divine International College
January 1, 2016 - December 31, 2016Higher National Diploma Software engineering at KELDEN (KELDEN Bilingual Higher Institute)
January 1, 2019 - December 31, 2021Diploma in Information Systems at COVICOM (community Vocational Institute of professional Studies)
January 1, 2018 - December 31, 2019GCE Advanced Level Science at Lycée Bilingue yaounde
January 1, 2017 - December 31, 2018GCE Ordinary Level at Divine international College
January 1, 2016 - December 31, 2016Higher National Diploma Software engineering at KELDEN (KELDEN Bilingual Higher Institute)
January 1, 2019 - January 1, 2021Diploma in Information Systems at COVICOM (Community Vocational Institute of Professional Studies)
January 1, 2018 - January 1, 2019GCE Advanced Level Science at Lycée Bilingue Yaounde
January 1, 2017 - January 1, 2018GCE Ordinary Level at Divine International College
January 1, 2016 - January 1, 2016Qualifications
Industry Experience
Software & Internet, Education, Media & Entertainment, Professional Services, Financial Services
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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