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Senior Full-Stack Developer | Java | React.js | Spring Boot

Cotonou, Bénin | +229 [Your Phone] | [e-mail] | [lien] |

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PROFESSIONAL SUMMARY

Senior Full-Stack Developer with 7+ years of experience building robust, scalable enterprise applications using Java and React.js. Specialized in Spring Boot microservices, RESTful APIs, real-time web applications, and modern frontend architecture. Proven expertise in system design, database optimization, and cloud deployment on AWS and Google Cloud. Track record of delivering high-impact solutions for European startups, ESNs, and enterprise clients with strong focus on code quality, performance, and architectural excellence.

TECHNICAL SKILLS

Backend Frameworks & Runtimes: Java (8, 11, 17, 21), Spring Boot, Spring Cloud, Spring

MVC, Spring Data JPA, Hibernate, Jakarta EE

Frontend & Full-Stack: React.js, Next.js, Redux, Context API, TypeScript, Hooks, Material-UI, Tailwind CSS, React Query

REST & API Architecture: RESTful APIs, GraphQL, API Gateway, API Documentation

(Swagger/OpenAPI), Versioning, Rate Limiting

Databases: PostgreSQL, MySQL, Oracle Database, MongoDB, Redis, Elasticsearch, Apache

Kafka

Cloud & DevOps: AWS (EC2, S3, RDS, Lambda, SQS), Google Cloud Platform (GCP), Docker, Kubernetes, Jenkins, GitLab CI/CD

Architectural Patterns: Microservices, Event-Driven Architecture, CQRS, Domain-Driven

Design, Design Patterns (Singleton, Factory, Builder)

Testing & Quality: JUnit 5, Mockito, TestNG, Jest, React Testing Library, E2E Testing

(Cypress, Selenium), SonarQube

Tools & Platforms: Maven, Gradle, Git, GitHub, GitLab, JIRA, Linear, IntelliJ IDEA, VS Code, Notion

Languages: Java, JavaScript, TypeScript, SQL, French (Native), English (Professional)

PROFESSIONAL EXPERIENCE

Senior Full-Stack Developer | Deux Points (Freelance)

Cotonou, Bénin | 2023 - Present

• Architected and delivered 12+ enterprise-grade applications for European startups using Java Spring Boot and React.js; maintained 99.9%+ uptime across all production systems
• Designed and implemented microservices architecture using Spring Cloud, Kafka, and Docker; scaled systems handling 50K+ concurrent users
• Optimized PostgreSQL and Oracle databases with complex queries; reduced query execution time by 72% through indexing and query optimization
• Developed React.js frontends with TypeScript and Redux for B2B/B2C platforms serving 5000+ daily active users
• Implemented comprehensive CI/CD pipelines using GitLab CI and Jenkins; reduced deployment time from 30 minutes to 5 minutes
• Led architectural decisions and technical strategy for multi-module enterprise applications; mentored 6+ junior developers

Full-Stack Developer | AFT Group

Cotonou, Bénin | 2021 - 2023

• Developed Spring Boot REST APIs and microservices serving 200+ enterprise clients with complex business requirements
• Built responsive React.js web applications with modern state management (Redux, Context API) and component-driven architecture
• Implemented security features including JWT authentication, OAuth 2.0 integration, and data encryption
• Collaborated with DevOps team to containerize applications using Docker and deploy on AWS EC2 and RDS
• Established code standards and performed code reviews; improved code coverage from 45% to 85% through test-driven development

Junior Developer | Générale d'Entreprises

Cotonou, Bénin | 2019 - 2021

• Developed Java applications using Spring Framework and Hibernate ORM; built CRUD APIs with MySQL databases
• Created front-end components with HTML, CSS, JavaScript; participated in agile sprints and code review sessions

FEATURED PROJECTS

PharmaGarde - Enterprise Pharmacy Management System

Tech Stack: Spring Boot, React.js, PostgreSQL, AWS, Docker | Team Size: 8 engineers

• Architected microservices-based backend handling inventory, sales, and reporting for 500+ pharmacy locations
• Built React.js dashboard with real-time analytics; implemented Kafka for event streaming; achieved 99.8% uptime

AMAZONEBIZ - Multi-Vendor E-Commerce Platform

Tech Stack: Spring Cloud, React.js, MongoDB, Redis, Google Cloud Platform, Kubernetes

• Designed scalable marketplace backend handling 10K+ daily transactions with 1000+ active merchants
• Implemented vendor management, payment splitting, and order fulfillment; optimized database queries reducing page load by 65%

Grand Voyageur - Travel Booking & Management Platform

Tech Stack: Spring Boot, React.js, PostgreSQL, Elasticsearch, AWS Lambda

• Built backend for hotel, flight, and tour bookings with real-time availability synchronization
• Integrated third-party APIs (Amadeus, Google Maps); implemented caching with Redis improving response time by 70%

Tanam - Agricultural Supply Chain Application

Tech Stack: Spring Boot, React.js, PostgreSQL, React Native (mobile), GCP

• Developed backend and web platform for agricultural marketplace connecting 2000+ farmers with buyers
• Implemented real-time pricing updates, order management, and logistics tracking

EDUCATION

Advanced Enterprise Java & Full-Stack Development Certification

Online | 2021 | Specialization: Spring Boot, Microservices, Cloud Architecture, React.js

Bachelor's Degree in Information Technology

University of Cotonou, Bénin | 2019

CERTIFICATIONS & ACHIEVEMENTS

• Oracle Certified Associate Java Programmer (OCAJP) - Java 11 (2023)
• Spring Professional Certification (2023)
• AWS Certified Solutions Architect - Associate (2022)
• Kubernetes Application Developer Certified (CKAD) (2023)
• Published Technical Articles: 10+ posts on Medium on Java best practices, Spring Boot architecture, React patterns (1,500+ followers)

ADDITIONAL COMPETENCIES

• Microservices Architecture: Spring Cloud Config, Service Discovery, Load Balancing, Circuit Breakers
• Database Design: SQL optimization, query planning, indexing strategies, database tuning, sharding patterns
• Security: JWT/OAuth 2.0 authentication, Spring Security, data encryption, HTTPS, SQL injection prevention
• Performance Optimization: Caching strategies (Redis), lazy loading, code splitting, CDN configuration, load testing
• DevOps & Infrastructure: Docker, Kubernetes, CI/CD pipelines, monitoring tools (DataDog, New Relic, Prometheus)
• Agile & Team Leadership: Scrum, Kanban, cross-functional collaboration, mentoring, architectural decision-making