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Hajer GasmiHG

Hajer Gasmi

Java/Angular Design and Development Engineer

€560/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Hajer

With over 8 years of experience in the IT development industry, I am an engineer passionate about creating innovative and efficient software solutions. My expertise lies in full-stack development, with a strong background in Java/Spring and Angular technologies. I have a deep understanding of software design and development principles, as well as hands-on experience in all phases of the project lifecycle, from design to production deployment.
  • French

    Native or bilingual

  • English

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • Bnp paribas
    Backend Design and Development Engineer
    October 2024 - Today (1 year and 8 months)
    Development of a trading software for the bank's trading teams. Project based on a monolithic architecture with high performance and reliability requirements.
    MISSIONS:
    • Design and development of new features in Java and Spring for trading order processing.
    • Implementation of business rules and integration with existing financial systems.
    • Performance optimization and management of concurrency and transactions in a critical environment.
    • Close collaboration with DevOps, front-end, and business teams to ensure the quality and compliance of deliveries.
    • Participation in code reviews, continuous improvement, and technological watch.
    TECHNICAL AND FUNCTIONAL ENVIRONMENT: Java 17, Spring 3, Docker, Oracle, Gitlab, Jenkins, Jira, Confluence, Scrum
  • Renault Group
    Backend Design and Development Engineer
    June 2023 - June 2024 (1 year)
    Wired Project: I contributed to the design, development, and deployment of a complex system based on microservices and libraries in Java 17 and Spring Boot. These microservices are deployed on AWS Cloud. The project also involves developing NodeJS services for use as Lambda functions on AWS.
    The Wired project encompassed various services, each playing a role in the overall ecosystem.
    Missions:
    • Development of RESTful Web Services: I am responsible for designing and implementing robust and efficient RESTful web services. This involves understanding end-user needs and creating user-friendly and secure interfaces.
    • Migration of Micro-Services and Libraries to SpringBoot 3: My role includes migrating existing microservices and libraries to newer technologies like SpringBoot 3.
    • Anomaly Analysis and Resolution: This involves diagnosing issues, identifying their root causes, and implementing effective solutions to restore normal software functionality.
    • Participation in Technical Watch Workshops: To stay at the forefront of technological advancements, I regularly participate in technical watch workshops. This allows me to follow industry trends, explore new development methodologies, and apply best practices in my projects.
    • Code Review: This activity aims to ensure consistency, quality, and compliance with established coding standards. By sharing our knowledge among developers and providing constructive feedback, I contribute to the continuous improvement of our development practices.
    TECHNICAL AND FUNCTIONAL ENVIRONMENT: AWS, Java17, SpringBoot3, NodeJS, Docker, Docker-compose, PgAdmin, Postgresql, Gitlab, Jira, Confluence, Scrum, Safe
    Java Spring boot DevOps Gitlab CI/CD Angular
  • Canal +
    Full Stack Design and Development Engineer
    October 2021 - June 2023 (1 year and 8 months)
    Unity Project: This project involves managing Video on Demand (VOD) sales for movies and series. It includes managing invoices, deadlines, contracts, as well as pricing and promotions. Technically, the project consists of a frontend developed in Angular and a backend in Spring/Java. The solution is deployed on AWS cloud.
    Spring Batches for the commercial project: Data processing of files stored on an SFTP server.
    Email Sending Automation Project: This is a SpringBoot project that daily notifies users with reports (Accounting activity, alerts on incomplete configurations, etc.).
    Datadog: Implementation of an application monitoring system providing a centralized view of logs.
    Missions:
    • Development of REST APIs.
    • Full-Stack development of new modules.
    • Development and maintenance of various modules.
    • Technical support.
    • Error analysis and resolution of testing/production issues.
    • Improvement of the automatic deployment process.
    • Implementation of Gitlab CI pipelines.
    • Design and implementation of new features.
    Technical Environment:
    Java8-11, Spring, SpringBoot, Spring batch, Angular 8-12, postgres, AWS, jira, gitlab, jenkins, datadog
    Java Gitlab CI/CD Spring boot Jenkins Datadog

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Education

  • Computer Engineering Degree
    ESPRIT
    2017
    Diplôme d'ingénieur en informatique
  • Bachelor's degree in Computer Science applied to Management
    FSEGT
    2014
    Licence en informatique appliqué à la gestion

Skill set

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