Freelancer profile translated to English.

Description

Fullstack Developer Java Spring Boot | Angular | Microservices

Does your Java application struggle to keep up or has your monolith become unmanageable?

As a Fullstack Developer with 8+ years of experience, I design Java/Spring Boot applications with Angular frontends that perform in production. From backend microservices to Angular frontends, I cover the entire chain to deliver reliable products.

Recent production results:

- TotalEnergies(4 years): Optimized interface response time by 40%

- Cision/Argus de la Presse(4 years): Java/Spring Boot microservices, real-time secure management

- 4D Concept(3 years): Reduced publication delays through automation

My interventions

- Fullstack Java/Spring Boot + Angular Development

- Microservices and Hexagonal Architecture

- Backend Spring Boot, Spring Security, Spring Cloud, Hibernate

- Frontend Angular (micro-frontends, Angular Material, TypeScript)

- CI/CD and Docker containerization

- JUnit, Mockito, Karma, Jasmine Tests

- Refactoring, code reviews, Scrum coaching

Stack

- Backend: Java 11/21, Spring Boot, Spring Security, Spring Cloud, Hibernate

- Frontend: Angular 16, TypeScript, Angular Material

- Cloud: Azure (AZ-900, AZ-204), Azure Functions, CosmosDB

- Data: PostgreSQL, MySQL, MarkLogic

- DevOps: Docker, CI/CD, Karma, Jasmine, JUnit

Why me

- 8+ years on critical systems (energy, media, automotive)

- Dual expertise: Java/Spring backend + Angular frontend

- Dual Azure certification (AZ-900, AZ-204)

- Master's degree from Paris Sud + Orsys Spring Framework certification

- Daily client report at the end of the day

- Paris/Lyon/Marseille/Bordeaux/Lille or fully remote

Have a Java/Angular project to start or an existing application to stabilize? Contact me.

Industry field of expertise

Languages

French
Native or bilingual
English
Conversational

Workplace preferences

Can work on-site

Paris (up to 50km), Lyon (up to 50km), Marseille (up to 50km), Bordeaux (up to 50km), Lille (up to 50km)

Société Générale
Kotlin/Spring Boot Developer | Société Générale
BANKING AND INSURANCE
November 2025 - Today (7 months)
Paris, France
Objective: Optimize visualization and decision-making to streamline the entire lifecycle of syndicated loans (Deals, Facilities, Trades, Allocations, Portfolios).

Challenges: Critical application handling financial volumes exceeding billions of euros, used by Front Office / Middle Office teams.

Stack: Kotlin, Spring Boot, Azure, Docker, Cucumber, Hexagonal Architecture

Objective: Develop a syndicated loan banking platform for managing critical, large-scale financial transactions.

Challenges: Reliability, auditability, SQL performance, transactional integrity, and reduction of operational errors.

Stack: Kotlin, Spring Boot 3, PostgreSQL, Liquibase, Azure, Docker, Cucumber, Hexagonal Architecture

Tasks: Development of critical APIs, SQL/JPA optimization, hexagonal architecture, test automation.

Results:
- 30% reduction in operational errors
- 85% critical test coverage
- Platform handling billions of euros in annual transactions
Kotlin Spring Boot Developer Hexagonal Architecture Cucumber Microsoft Azure
TotalEnergies
Fullstack Java/Spring Boot & Angular Developer | TotalEnergies Digital Factory
ENERGY AND UTILITIES
March 2022 - April 2025 (3 years and 1 month)
Paris, France
Objective: Optimize decision-making, improve resource management, and reduce carbon footprint through various digital tools.

Challenges: Critical applications for 100,000+ employees in 120 countries, industrial reliability, security and performance constraints.

Stack:Java, Spring Boot, Angular, Azure(App Service, Front Door), Docker, Karma, Jasmine, Hexagonal Architecture

My tasks:
- Geotechnical monitoring tool (landslide prediction, Tempa Rosa site)
- Digital solution for optimizing procurement and pooling E&P resources
- Task management tool for the Integrated Operations Planning (IOP) process
- Energy efficiency dashboard (reduction of gas consumption and GHG emissions)
- Backend Java/Spring Boot development with Azure App Service
- Angular micro-frontends integrated via Azure Front Door
- Unit and integration tests (Karma, Jasmine), CI/CD with Docker

Results:40% optimization of interface response time.Improved application deployment process.
Angular Docker Hexagonal Architecture Java Spring Boot Microsoft Azure
Cision France
Java Spring/Angular Developer + Scrum Master | Cision France
PRESS AND MEDIA
February 2018 - February 2022 (4 years)
La Plaine Saint-denis, Saint-Denis, France
Objective: Optimize data access and media distribution while ensuring micro-services scalability and performance.

Challenges: Real-time content aggregation and distribution, secure management of users and permissions.

Stack:Java, Spring Boot, Angular,AngularJS, Angular Material, Spring Security, Hibernate, MarkLogic (NoSQL), JUnit, Mockito

My tasks:
- Java/Spring Boot microservice for secure user and permission management
- Real-time content aggregation and distribution solution
- Angular and AngularJS micro-frontends
- Test automation (JUnit, Mockito, MockMvc)
- Team coaching as Scrum Master, Agile tracking tools
- Knowledge sharing on MarkLogic NoSQL database

Results: Optimized content display performance. Improved access security with a unified permissions system.
MarkLogic Java Spring Boot Angular Spring Security Scrum