Freelancer profile translated to English.
Back to original languageAbout Adama
Back-End Developer | Laravel · NestJS · AWS · Performant & Secure APIs
Freelance back-end developer, I help companies create robust, scalable, and secure web services. Specializing in modern architectures (REST API, serverless, Clean Architecture), I design custom back-ends tailored to business needs, with a high level of quality and performance.
✅ What I do for my clients:
Development of high-performance RESTful APIs (NestJS, Laravel)
Design of scalable and maintainable architectures
Implementation of relational or NoSQL databases (MySQL, PostgreSQL, MongoDB)
Securing access with JWT / OAuth2 / Cognito authentication
Deployment in the cloud (AWS) with CDK, Lambda, RDS, S3
DevOps Integration: CI/CD, Docker, automated tests
API Documentation: Swagger / Postman
🔧 Technologies mastered:
NestJS · Laravel · Node.js · TypeScript · PHP · PostgreSQL · MySQL · MongoDB · AWS · Docker · Git · GitHub Actions · REST APIs · Clean Architecture · Automated tests
🧠 My added value:
Clear, structured, and maintainable code
Technical and product vision
Responsiveness, autonomy, and attention to detail
Fluid communication with teams
French
Native or bilingual
Remote only
Primarily works remotely
Experience
- FreewanBack-end DeveloperTECHJune 2024 - July 2025 (1 year and 1 month)🧩 Back-End DeveloperAs a back-end developer, I design, develop, and maintain the server-side of web and mobile applications. My primary role is to ensure the business logic, performance, security, and reliability of the services used by front-end applications.💼 Main missions:Analysis of technical and functional requirements.Design of back-end architecture (REST API, microservices).Development of robust and scalable web services.Integration of relational (MySQL, PostgreSQL) and NoSQL (MongoDB, DynamoDB) databases.Implementation of authentication and security (JWT, OAuth2, Cognito).Unit and integration testing, and API documentation.Deployment and management of services using DevOps tools (CI/CD, Docker, AWS, etc.).Close collaboration with front-end and product teams.🛠️ Technical stack used:Languages: PHP (Laravel, Symfony), JavaScript/TypeScript (Node.js, NestJS), PythonDatabases: MySQL, PostgreSQL, MongoDBAPI: REST, GraphQLTools: Git, Docker, Postman, SwaggerCloud & DevOps: AWS (Lambda, API Gateway, RDS, S3), GitHub Actions, CI/CD✅ Qualities:Clean, structured, and maintainable code (Clean Architecture, DDD).Autonomy, rigor, and organizational skills.Proactive in suggesting improvements for performance and security.Ability to work in a team with diverse profiles (PO, designers, front-end, DevOps...).
- U-TANSCOM (Médias)Front-End DeveloperNovember 2023 - October 2024 (11 months)Côte d'Ivoire• Development of dynamic interfaces in React.• UX/UI Improvement → +20% user retention.• Optimization of SQL queries → loading time halved. Stack: React, Node.js, PostgreSQL, AWS.
- MandigoIntern DeveloperNovember 2022 - May 2024 (1 year and 6 months)Côte d'Ivoire• Design of a money transfer platform with Laravel/MySQL.• Development of send, receive, history, and receipt functionalities. Stack: Laravel, MySQL,
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Education
- BTSHetec2022Informatique développeur d'application