Freelancer profile translated to English.
Back to original languageAbout Querido
Full Stack Developer, I help companies in the design and development of high-performance, custom applications.
With 3 years of experience in web application development, I support companies in creating high-performance, reliable, and scalable solutions.
My approach is based on listening to and understanding my clients' real needs in order to design modern and intuitive interfaces with Angular, supported by a solid backend in Java Spring Boot.
My goal: to transform your ideas into concrete and sustainable applications, ready to support the growth of your business.
My main skills:
• Architecture: high availability, REST, AI, SQL, NoSQL
• Backend: Java, Kotlin, Spring (Framework, Boot, Web, Cloud, Data, AI, Security, Test) . .Hibernate, numerous libraries, performance
• Frontend: Angular, TypeScript, Bootstrap, Tailwind
• DevOps: Maven, Git
French
Native or bilingual
English
Fluent
Can work on-site
Toulouse (up to 50km)
Experience
- IndividuelFullstack Java / Angular DeveloperSPORTSAugust 2025 - October 2025 (2 months)Toulouse, FranceMonitoring and Performance Analysis of Java Applications
- Real-time JVM Monitoring: Implementation of advanced monitoring for Java applications (CPU, memory, threads, garbage collector)
- Load Testing and Performance Analysis: Integration of Gatling to execute and analyze automated load tests
- Anomaly Detection and Alerting: Configuration of Prometheus + Grafana to identify bottlenecks and send real-time alerts
- Log Centralization and Transaction Tracing: Utilization of Spring Boot Actuator and Open Telemetry to track performance and critical transactions
- Development of a web dashboard for visualizing load trends and key metrics
- AIR FRANCE KLM - ToulouseFull Stack Java / Angular DeveloperTRANSPORTATIONOctober 2023 - October 2024 (1 year)Toulouse, FranceTesting Best Practices: definition, implementation, and knowledge sharing with development teams.
- Implementation of Testing Methodologies: Writing practical guides and detailed documentation on unit tests (JUnit, Mockito), integration tests (Spring Boot Test, Test Containers), functional and end-to-end tests (Cucumber, Cypress, Playwright), performance tests (JMeter, Gatling).
- Design of a standardized test plan for development teams.
- Definition of acceptance criteria for each test type.
- Implementation of a test strategy aligned with CI/CD practices
- Automation of functional and UI tests:
- End-to-end tests with Cypress and Playwright
- BDD scenarios with Cucumber to test user journeys.
- Implementation of performance tests with JMeter & Gatling.
- Load, stress, and endurance tests on critical endpoints.
- Integration with Prometheus & Grafana for real-time monitoring.
- AIR FRANCE KLM - ToulouseFullstack Java / Angular DeveloperTRANSPORTATIONOctober 2023 - January 2024 (3 months)Toulouse, FranceReplacement of a static JSON-based solution with a dynamic backend for centralized data management
- Needs analysis and design of a suitable data model
- Implementation of a RESTful API with Spring Boot to manage CRUD operations.
- Development of new Angular components to display and manage member data via backend API calls.
- Implementation of reactive forms for adding and modifying member information.
- Addition of front component tests with Cypress for existing mission screens.
- Creation of a visualization diagram of the service structure on the frontend.
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Education
- Master Expert in Mobile & IoT Software DevelopmentYnov Toulouse2024Obtention des compétences techniques pour mener à bien un projet de manière construite. Compréhension des enejeux liés au soft skills en entreprise.
- Bachelor in Mobile & IoT Software DevelopmentYnov Toulouse2022Développement d’applications mobiles et de solutions IoT, intégrant programmation, bases de données, cloud et projets pratiques innovants