Freelancer profile translated to English.
Back to original languageAbout Oualid
Senior Java Developer (8+ years) specializing in the design of high-volume distributed systems, with expertise in microservices and event-driven architectures (Kafka), as well as Cloud and DevOps environments (Kubernetes, CI/CD). Proven experience in critical banking contexts, with a strong commitment to software quality (TDD, BDD), robustness, and real-time system performance.
English
Fluent
French
Native or bilingual
Can work on-site
Lille (up to 50km)
Experience
- BforbankBackend Java/JEE/Kafka DeveloperBANKING AND INSURANCEJuly 2025 - Today (11 months)Paris, France**Context**: Creation of banking risk and fraud detection applications on Google Cloud with Apache Kafka (Confluent), Kafka Streams, and Kafka Connect.Tasks performed:
- Design of event-driven cloud-native architecture for banking risk management
- Facilitation of technical workshops and definition of interface contracts
- Development of real-time streams with Kafka Streams (Avro, Kafka topic management)
- Implementation of Kafka connectors and development in hexagonal architecture
- Design of customer/account repositories and optimization of data exchanges
- Automation of Bank of France processes via GCP (GCS, Pub/Sub, Cloud Composer)
- Temporal workflows to manage banking restrictions by events, in a decoupled manner.
- Implementation of automated tests (unit, integration, BDD)
- Participation in code reviews, refactoring, and real-time performance optimization
**Stack**: Java, SpringBoot, Kafka, Kubernetes, Temporal workflow, GCP - Société GénéraleFull Stack Java/Angular DeveloperBANKING AND INSURANCEMay 2022 - July 2025 (3 years and 2 months)Paris, France**Context**: Refactoring of a banking debt management application into loosely coupled microservices.Tasks performed:
- Development of Spring Boot microservices and Angular interfaces with asynchronous communication via RabbitMQ
- Technical leadership of a feature team (architecture, technological choices, development coordination)
- Implementation of CI/CD pipelines and test automation (TDD, BDD, integration)
- Industrialization of deployments and development of Spring Batch jobs for large-scale data processing
- Development of Angular front-end adhering to best practices (modular architecture, performance, reusability, and accessibility)
- Implementation of application monitoring with Kibana
**Stack**: Java, Angular, Docker, Kubernetes, AWS - Adria Business & TechnologyFull Stack Java/JEE/React DeveloperBANKING AND INSURANCEMarch 2021 - May 2022 (1 year and 2 months)Casablanca, Morocco**Context**: Critical banking platform (hybrid architecture) with high security, performance, and availability requirements, covering banking operations.Tasks performed:
- Design and development of microservices and banking applications (Spring Boot, Spring Cloud, ReactJS/Redux).
- API security (Spring Security, OAuth2, JWT, Keycloak) Data integration and processing (JPA, Hibernate, PostgreSQL, Oracle, Spring Batch).
- Implementation of asynchronous communications via RabbitMQ for scalability CI/CD Industrialization (Jenkins, Docker, Kubernetes, SonarQube).
- Migration of WebSphere applications to Tomcat.
- Development of automated tests and API documentation.
- Work in Agile Scrum environment.
**Stack**: Java, React, Spring, RabbitMQ, Spring Security
Recommendations
Be the first to recommend Oualid
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Engineering DegreeNational School of Arts and Crafts2018Ingénieur informatique et Internet des Objets
- Master's in Computer ScienceÉcole Normale Supérieure2016Maîtrise en Informatique