yassine hallak
Senior Software Engineer
Salary / Daily rate
Nice, France
Freelance
Skills
Languages
About me
Intro
Senior Java Software Engineer with 8+ years building enterprise solutions for top-tier financial institutions like BNP Paribas. Expert in Java/Spring ecosystem, web services, and system architecture with proven experience at Capgemini and major corporations. Ready to deliver robust, scalable applications that drive business growth.
Work experience
Senior Java Software Engineer
PRO BTP Groupe
Jul 2023 - Present
3 years 4 months
Cagnes-sur-Mer, France
Senior Software Engineer
BNP Paribas
Jul 2025 - Sep 2026
1 year 3 months
93100 Montreuil, France
Designed and developed two Java / Spring Boot APIs: a digital identity service and an account aggregation service that combines multiple business APIs into a unified account view. Translated integration requirements into technical architecture, UML models and OpenAPI contracts, defining how services exchange data. Integrated Kafka messaging between microservices and configured Jenkins / GitLab CI pipelines to support build and deployment workflows. Added unit and integration tests and resolved findings from Fortify and SonarQube, addressing security and code-quality issues before release. Stack: Java, Spring Boot, REST, OpenAPI, Kafka, PostgreSQL, Oracle, Cassandra, Jenkins, GitLab CI, Ansible, JUnit, Mockito
Senior Software Engineer
BNP Paribas CIB
Jul 2021 - Jul 2023
2 years 1 month
Paris, France
Software Engineer
IVIDATA
May 2019 - Oct 2020
1 year 6 months
Paris, France
Software Engineer
Capgemini
Dec 2016 - Mar 2019
2 years 4 months
Education
IGA - Institut supérieur du Génie Appliqué
BAC+5
2013 - 2016
3 years 1 month
Licenses & certifications
Oracle Certificate Associate, Java SE 8 programmer
Issued: Jun 2025