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Robert BergerRB

Robert Berger

Full stack Java Angular Developer

€600/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Robert

Passionate developer, specializing in web and mobile development, with expertise in technologies such as Java, Spring Boot, Angular, and Flutter. I also have strong skills in cloud infrastructure management (GCP, AWS), databases (Postgresql, MongoDB, ElasticSearch), and messaging systems (Kafka, RabbitMQ). Creative and innovative, I strive to design high-performance applications tailored to user needs.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 20km), Angers (up to 20km)

Experience

  • ASA TECH
    Web Engineer
    SOCIAL NETWORKS
    January 2021 - Today (5 years and 5 months)
    Paris, France
    • Team Management: Lead developer for 1 year, managing a team of 3 developers. Task coordination, technical priority management, code reviews, and deliverable quality monitoring.

    • Improvement of the National Reception System (DNA): Development and integration of new features to enhance services for migrants.

    • Front-end Migration: Upgrading Angular applications from version 4 to 13, leading to significant improvements in performance, security, and maintainability.

    • Back-end Migration: Migrating Java back-end from version 8 to version 21 and Spring Boot (1.5.9-RELEASE to 3.4.0), ensuring compatibility with recent technologies and better efficiency.

    • Process Automation: Implementing scheduled batch jobs with Spring Batch to optimize the management and processing of large volumes of data.

    • Creation of a Cross-functional API: Developing a centralized API to ensure synchronization of OFII's various internal applications.

    • Sensitive Data Protection: Implementing an automated anonymization and archiving system to ensure confidentiality and regulatory compliance.

    • Agile Collaboration: Working in an agile methodology (Scrum) within multidisciplinary teams, facilitating rapid adaptation to the evolving needs of the project.

    • Supervision and Monitoring: Implementing monitoring solutions with Grafana, Prometheus, and Application Performance Monitoring (APM).

    • Log and Message Infrastructure: Integrating the Elastic Stack (ELK) for centralized log management, and deploying Kafka to improve real-time message flow management.

    Technologies used: Java 8/11/21, Spring Boot, Angular 4/13, RabbitMQ, Kafka, Elasticsearch, GitLab CI/CD, PostgreSQL, Grafana, Prometheus, Spring Batch.
  • Open Groupe
    Web Developer
    DIGITAL AND IT
    September 2017 - December 2020 (3 years and 4 months)
    Levallois-Perret, France
    • Migration to GitLab and CI/CD Automation: Complete migration of projects from the Git system to GitLab, with the implementation of GitLab CI/CD pipelines to automate deployments and improve delivery efficiency.

    • Dependency Management: Installation and configuration of a Nexus server to centralize dependency management and optimize the build process.

    • Application Improvement: Design and enhancement of an existing web application based on user feedback, to better meet their needs and improve their experience.

    • Test Automation: Development and automation of functional and end-to-end tests with Selenium, ensuring application stability and reliability over iterations.

    • Dynamic Report Creation: Generation of dynamic and interactive reports using Jasper Reports, enabling effective real-time data analysis.

    Technologies used: Java 8, Spring Boot, Spring Batch, Angular 4, PostgreSQL, Git, GitLab CI/CD, Docker, Nexus, Selenium, Jasper Reports.

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Education

  • Master's degree in Computer Science
    Esme
    2020
    Développement web

Skill set

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