OGFreelancer profile translated to English.
Back to original languageAbout Ousmane
Senior Full Stack developer with over 3 years of experience, I support startups, SMEs and institutions in the design of high-performance, scalable and secure web and mobile solutions.
🔧 Technical stack:
• Backend: Yii2, NestJS, Laravel, Spring Boot
• Frontend: Angular, React.js, Next.js
• Mobile: Flutter (iOS & Android)
• Database: PostgreSQL, MySQL, MongoDB
• Cloud & DevOps: AWS EC2, Nginx, Docker
🚀 Projects delivered:
• SaaS ERP for 38 companies (client: ADPME)
• Barber & Salon booking application (Flutter + Node.js + Mobile payment)
• Ynedi institutional portal (Spring Boot + Angular + PostgreSQL)
✅ My deliverables are robust, well documented, and designed to last.
✅ I work both for complete development, as well as to reinforce a team or on a mission to evolve an existing one.
📍Based in Dakar (Senegal) – Available for remote missions (France / Europe clients).
French
Native or bilingual
English
Fluent
Can work on-site
Dakar (up to 50km)
Experience
- AfrikSurveyFull-stack developerApril 2024 - Today (2 years and 2 months)Dakar, SenegalResponsible for the development and maintenance of an online survey application under Yii2, available in five countries. I integrated the ChatGPT API for the analysis of results and payment APIs to allow panelists to convert their points into money via mobile money.
- SarayaTechFull Stack & DevOps DeveloperAugust 2024 - Today (1 year and 10 months)Dakar, SenegalDesign and development of the backend of a car booking platform with Spring Boot. Security integration with Keycloak, configuration of an authentication server for user management, and implementation of document management via the Amazon S3 SDK for storage. Integration of the Paydunya API for online payment management.
- Fegn SEOFull Stack Next.js Strapi DeveloperOctober 2024 - December 2024 (2 months)Dakar, SenegalAs I actively participated in the development of the OkoolTrip application, an innovative platform dedicated to tourism. This application offers users a complete tourist guide allowing them to book activities, tourist circuits, and much more. Frontend: Next.js, React, Tailwind CSS. Backend: Strapi, Node.js.
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Education
- Java Software Development CertificationForceN2024Certification Développement Logiciel Java
- Springboot Angular Java Full Stack Web Development CertificationSarayaTech2022Springboot Angular Certification Développement Java Full Stack Web