Key Contributions and Achievements: - Administration: Oversaw the seamless operation of the standardized invoicing management platform, empowering taxpayers to effortlessly generate and transmit electronic invoices in compliance with tax standards. - Technical Specifications: Drafted comprehensive technical specifications for electronic billing machines, enabling software developers to create solutions that adhere to tax regulations and ensure accurate invoicing processes. - Software Development: Led the development of billing software applications, collaborating closely with software vendors to deliver efficient solutions for standardized invoice management. - Certification and Compliance: Ensured adherence to tax requirements by meticulously certifying and verifying billing machines, maintaining a high level of accuracy and compliance in the invoicing process. - Technical Support: Provided hands-on technical assistance to software vendors and taxpayers, guiding them through the integration of MECeF and supporting the successful implementation of standardized billing solutions. - API Integration: Defined and implemented technical specifications for seamless integration of the standardized invoicing management platform with taxpayers' information systems, ensuring smooth data flow and system interoperability.

*Mobile Tax*: As the sole developer, I successfully built the Mobile Tax mobile application using Java and Android native technologies. With over 10k downloads, the app offers taxpayers the following capabilities: Seamless submission of registration requests for the Unique Tax Identifier Convenient calculation and payment of motor vehicle taxes Easy payment of registration fees for official documents Instant access to the general tax code To experience the Mobile Tax application firsthand, you can download and preview it on the Play Store https://play.google.com/store/apps/details?id=bj.tombola.mecef&hl=ln. **Quitus Fiscal**: As a backend developer using Spring Boot and PostgreSQL , I played a key role in the development of Quitus Fiscal, a web application that enables presidential and municipal election candidates to obtain their fiscal clearance, ensuring compliance with the electoral code of Benin. Working closely with the development team, I leveraged my expertise in Spring Boot and PostgreSQL to design and implement the robust backend functionalities of the application. I focused on creating efficient APIs, handling data storage and retrieval, and ensuring data integrity and security. Responsibilities: • Designed and developed robust and scalable enterprise applications using the Spring Boot framework. • Analyzed user requirements and proposed innovative solutions to meet their needs. • Implemented high-performance and scalable system architectures for enterprise applications. • Integrated applications with third-party services such as databases, web services, and messaging systems. • Collaborated with a cross-functional development team to produce high-quality code and adhere to coding standards. • Actively participated in team meetings, brainstorming sessions, and code reviews to enhance software quality. • Conducted rigorous testing and quality checks to ensure seamless application functionality. • Provided ongoing maintenance and support for existing applications, promptly resolving any issues that arose.

At the Parakou University Institute of Technology, Benin, I served as a seasonal instructor, teaching courses on mobile development. My responsibilities included: * Designing and delivering course materials related to mobile development technologies, frameworks, and programming languages. * Providing instruction on mobile app development principles, best practices, and industry standards. * Assisting students in hands-on coding exercises and projects to enhance their practical skills in mobile development. * Evaluating student assignments, projects, and exams to assess their understanding and progress. * Providing guidance and support to students in their learning journey, addressing their questions and concerns. * Keeping up-to-date with the latest advancements and trends in mobile development to ensure the relevance of the course content. * Collaborating with fellow instructors and academic staff to continuously improve the curriculum and teaching methodologies. * Contributing to the overall educational environment by participating in faculty meetings and academic events.

At PIGIER BENIN University, I served as a seasonal instructor, teaching courses on mobile development. My responsibilities included: - Designing and delivering course materials related to mobile development technologies, frameworks, and programming languages. - Providing instruction on mobile app development principles, best practices, and industry standards. - Assisting students in hands-on coding exercises and projects to enhance their practical skills in mobile development. - Evaluating student assignments, projects, and exams to assess their understanding and progress. - Providing guidance and support to students in their learning journey, addressing their questions and concerns. - Keeping up-to-date with the latest advancements and trends in mobile development to ensure the relevance of the course content. - Collaborating with fellow instructors and academic staff to continuously improve the curriculum and teaching methodologies. - Contributing to the overall educational environment by participating in faculty meetings and academic events.

I had the following main responsibilities: • Daily management of the company, including overseeing day-to-day operations and monitoring the company's performance. • Project management, where I worked with Product Owners to plan, organize, and lead project activities. I also ensured coordination and communication between the different teams involved in project delivery. • Assisting Product Owners in defining their needs, which involves understanding their business goals and technical requirements to propose appropriate solutions. • Collaborating with the leadership team to develop and execute the company's strategic goals and objectives. • Managing and optimizing financial resources, including budgeting, financial analysis, and cost control. • Building and maintaining relationships with key stakeholders, including clients, partners, and investors. • Leading and motivating cross-functional teams to achieve project milestones and deliver high-quality results. • Ensuring compliance with legal and regulatory requirements in the industry. • Identifying opportunities for business growth and expansion, and developing strategies to capitalize on them. • Monitoring market trends and competition to stay ahead of industry developments. • Representing the company in external events, conferences, and industry associations. • Driving innovation and continuous improvement within the organization. • Overseeing risk management and implementing measures to mitigate potential risks. • Nurturing a positive and collaborative work culture that fosters employee engagement and development. • Application and adherence to Agile Scrum methodology, overseeing the development of product and technical backlogs, and organizing sprints and Agile ceremonies. • Promoting an Agile culture within the company, providing training and awareness sessions to teams on the Agile Scrum method.

I played a key role in the development of two noteworthy public applications: MECEF BENIN and SECEF NIGER. MECEF BENIN is a mobile application that enables users to verify the authenticity of standardized electronic invoices issued by businesses during their daily purchases. It not only allows users to participate in a lottery rewarding those who request invoices but also provides a platform to report businesses that fail to comply with standardized invoicing requirements. To date, MECEF BENIN has amassed over 10k downloads. Access the app at https://play.google.com/store/apps/details?id=bj.tombola.mecef&hl=ln. SECEF NIGER, similar to MECEF BENIN, is utilized by the General Tax Directorate of Niger. You can find the app at https://play.google.com/store/search?q=secef+niger&c=apps&hl=ln. Throughout my involvement in these projects, I successfully fulfilled the following responsibilities: - Requirements Analysis and Specifications: I actively participated in requirements analysis, collaborating with stakeholders to understand project goals and translating them into comprehensive specifications. - Mobile Application Development: Utilizing my mobile development expertise, I developed the mobile applications, ensuring their functionality, usability, and efficiency. - Unit Testing: I conducted rigorous unit tests to ensure the reliability and quality of the applications. - Deployment: I successfully deployed the mobile applications to the Google Play Store (Android) and App Store (iOS), making them easily accessible to users. - Ongoing Maintenance and Updates: I provided continuous maintenance and updates to the applications, addressing issues, enhancing features, and ensuring a seamless user experience.

During my time at Agence Ecofin, I had the opportunity to work on an exciting project centered around centralizing economic data of African countries, alongside financial, mining, and economic activities documentation and reports. My accomplishments during this period include: - Requirements Analysis and Specifications: I actively participated in requirements analysis, ensuring a thorough understanding of project goals and translating them into comprehensive specifications documents. - Microservices Development: Leveraging my expertise in Spring Boot, I developed various microservices, laying the foundation for a robust and scalable application architecture. - Ongoing Maintenance: I provided continuous maintenance and updates to the application, ensuring smooth operation and addressing any issues that arose. - Database Design and Implementation: I designed and implemented a well-structured database to effectively store and organize the vast amount of economic data. - Data Retrieval and Processing: I integrated efficient mechanisms to retrieve and process economic information from diverse sources, ensuring accurate and up-to-date data. - Data Visualization and Reporting: To enhance usability, I implemented data visualization and reporting features, presenting economic data in a user-friendly and informative manner. - Data Security and Access Controls: I prioritized data security by implementing appropriate access controls and safeguards to protect sensitive information. - Stakeholder Collaboration: I actively collaborated with stakeholders, gathering feedback and incorporating user requirements to continuously enhance the application. - Performance Optimization: I conducted performance optimization and scalability improvements, ensuring the application could handle large volumes of data without compromising performance. - Seamless Integration: Working alongside a talented team of developers, I ensured seamless integration and interoperability between different components of the application. - Troubleshooting and Bug Resolution: I assisted in troubleshooting and resolving technical issues and bugs reported by users, ensuring a smooth user experience. - Technology Up-to-date: To remain at the forefront of the industry, I stayed updated with the latest technologies and industry trends, proposing innovative solutions and improvements for the application.

I took charge of developing an application with a primary focus on access control, specifically badge issuance. Accomplished tasks: - Design and Modeling: I actively participated in the design and modeling process, ensuring a well-structured and efficient database and architecture. - Microservices Development: Leveraging my expertise in Laravel, I developed various microservices, laying the foundation for a robust and scalable application. - Ongoing Maintenance: I provided continuous maintenance and updates to the application, ensuring its smooth operation and addressing any issues that arose. - Access Rights System: A key responsibility was implementing an access rights system based on user access levels, ensuring appropriate control and security measures were in place. - IT Support and Assistance: In addition to development tasks, I also provided IT support and assistance to users, helping them with technical issues and ensuring a seamless user experience.

I had the following main responsibilities: • Creating WordPress templates • Developing WordPress plugins In addition to these tasks, I also completed the following assignments: • Customizing and adapting WordPress themes to meet specific client needs. • Integrating additional functionalities into WordPress websites through custom plugins. • Optimizing the performance of WordPress sites by improving loading times and reducing resource consumption. • Resolving technical issues and bugs related to WordPress sites. • Collaborating with design and development teams to ensure consistency and quality of WordPress sites. • Implementing best security practices to protect WordPress sites against attacks and vulnerabilities. • Keeping up with the latest trends and advancements in WordPress to stay updated with best development practices. • Providing technical support to clients and users of developed WordPress sites. • Participating in team meetings and brainstorming sessions to propose improvements and innovative solutions. • Documenting developments and sharing knowledge with the team to foster collaboration and learning.