Kossi Edem Dotsey

Leading the development of cross-platform mobile applications (iOS/Android) for Hotshi, focusing on quality, performance, and scalability.

Designing and implementing architecture standards (Clean Architecture) within the mobile team.

Code review, mentoring, and technical support for developers.

Participation in technological choices, technical recruitment, and the tech roadmap.

Close collaboration with product, design, and business teams to align technical solutions with business objectives.

Designing and developing complete web applications (front-end and back-end).

Developing modern and responsive user interfaces with front-end frameworks.

Designing and maintaining RESTful APIs for communication between applications and backend services.

Setting up and managing databases (modeling, query optimization, data security).

Integrating third-party services and external APIs (payment, notifications, authentication, etc.).

Ensuring maintenance, bug fixing, and performance optimization of web applications.

Implementing tests, security best practices, and technical documentation.

Participating in technical architecture and technology choices for projects.

Deploying and maintaining applications on servers or cloud platforms.

Collaborating with designers, project managers, and other developers to deliver reliable and scalable solutions.

Development of a WhatsApp marketing web application.

Implementation of a secure authentication system.

Integration of the WhatsApp Business API (360Dialog).

Setting up campaigns and personalized messages via WhatsApp templates.

Development of an enterprise-user Live Chat.

System for importing and managing a database of over 800,000 contacts.