Olfa E.

Software Engineer - Collaboration with EU teams

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Tunisia

Experience

Feb 2023 - Present
2 years 11 months

Software Engineer - Collaboration with EU teams

FNZ Group

  • Developed and maintained high-performance features using Java and Spring Boot in a complex, multi-module Maven project, utilizing the Streams API and concurrent programming paradigms to handle large-scale financial data.
  • Demonstrated a strong understanding of JVM performance by analyzing and optimizing a critical data processing pipeline, reducing execution time by 90-98% through strategic changes that improved efficiency and resource management.
  • Authored a wide range of unit and integration tests using JUnit and mocking frameworks, ensuring code reliability and adherence to specifications—a critical skill for generating high-quality training data for AI models.
  • Built and maintained microservices with Spring Boot and Spring Data JPA, designing RESTful APIs and ensuring data consistency.
  • Containerized applications using Docker and managed deployments, gaining practical experience with containerized environments.
  • Proactively utilized AI-assisted coding tools for tasks such as refactoring, boilerplate code generation, and test case ideation, accelerating development cycles.
  • Integrated SonarQube into Jenkins CI/CD pipelines to enforce code quality gates, perform static code analysis, and facilitate thorough code reviews.

Software engineering intern, Final studies project

FNZ Group

  • Developed a full-stack application, taking a project from concept to deployment, showcasing the ability to quickly learn and apply new technologies and methodologies.

Summary

A highly proficient Java Developer with 3+ years of deep, hands-on experience across the full JVM ecosystem, including Java 17+, Spring Boot, and microservices architectures. Passionate about code quality, performance optimization, and modern development practices. Regularly utilizes AI-assisted tools for refactoring, debugging, and test generation to enhance productivity and code robustness.

Languages

Arabic
Native
English
Advanced
French
Advanced
German
Elementary

Education

The Higher National Engineering School of Tunis

Computer Science Engineering Diploma · Computer Science Engineering · Tunis, Tunisia

Preparatory Institute for Engineering Studies of Monastir

Mathematics-Physics · Monastir, Tunisia

Certifications & licenses

AWS Certified Cloud Practitioner

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