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Tayeb DjatouTD

Tayeb Djatou

FullStack Java Developer/API Designer

€530/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Tayeb

Explore an universe of innovation through my sharp development skills, merging Java Spring Boot and Angular. I am more than a developer; I am a creator who transforms concepts into exceptional digital experiences.

My background includes collaborations with giants such as E-deal, Banque de France, and BNP Paribas and Crédit Agricole, demonstrating my ability to operate in demanding environments and deliver high-quality solutions. With me, you gain a partner who deeply understands your needs and can translate that understanding into tangible products.

My expertise goes beyond simple coding. I combine the robust power of Java Spring Boot backend with the fluid finesse of the Angular interface to create web applications that are both performant and elegant.

Quality is my mantra. Every line of code I write is optimized for performance, security, and scalability. User experience is at the heart of my approach, ensuring intuitive interactions that leave a lasting impression.

My portfolio is filled with successful projects, ranging from responsive platforms to custom solutions. By collaborating with me, you access expertise that exceeds expectations at every stage of the development cycle.

We can bring your most ambitious ideas to life. The marriage of your vision and my expertise, proven by fruitful partnerships with players like E-deal, Banque de France, and BNP Paribas, is the formula for success.
  • English

    Fluent

  • Arabic

    Native or bilingual

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

Experience

  • Lcl
    Senior Java Developer / API Designer
    BANKING AND INSURANCE
    June 2025 - Today (1 year)
    Villejuif, France
    "Sustainable Finance" Program – ESG Data Collection – Implementation of tools and applications for collecting new ESG data (batch processing, microservices, HMI).
    ○ Analysis of functional needs and technical constraints; participation in Scrum ceremonies and DEV/BA scoping.
    ○ Design and development of new Java APIs via OpenAPI; implementation of best development practices.
    ○ Development and scheduling of Java batches (Spring Batch); redesign of the data model to follow evolving needs.
    ○ Facilitating technical meetings, knowledge sharing, code reviews, and MR validation.
    ○ Production monitoring, bug/anomaly correction; technical documentation (guides, design/architecture, POC).
    ○ Preparation of delivery documents and piloting of production deployments.
    Functional Analysis Java 11 Java 8 Microservices JavaScript
  • Crédit Agricole
    Senior Java Developer / API Designer
    BANKING AND INSURANCE
    March 2023 - June 2025 (2 years and 3 months)
    Massy, France
    IT Transformation and API Design – Development of microservices and REST APIs in the context of IT system modernization.
    ○ Analysis of functional needs and technical constraints; participation in DEV/BA workshops and Scrum rituals.
    ○ Design and implementation of REST APIs via OpenAPI/Swagger (contract-first): consistency, maintainability, documentation.
    ○ Development of Spring Boot microservices in an IT transformation context (robustness, security, performance).
    ○ Implementation of Kafka Avro streams.
    ○ Quality: TDD/BDD (JUnit5, Cucumber), code reviews, MR validation, Sonar.
    ○ Production support: monitoring (Dynatrace/Grafana), anomaly correction, continuous improvement.
    ○ Preparation of deliverables, technical documentation, and participation in production deployments.
    Stack: Java 17/21, Spring Boot 3, Microservices, REST, OpenAPI/Swagger, Kafka, Avro, MongoDB, Git/GitLab, CI/CD, Dynatrace, Grafana, JUnit5, Cucumber, Sonar, Jira, Scrum.
    Java 8 Microservices
  • BNP Paribas
    Full Stack Java Spring Boot / Angular Developer
    September 2020 - February 2023 (2 years and 5 months)
    93100 Montreuil, France
    Banking Business Applications – Java/Spring Boot backend and Angular frontend development, from design to production. Agile Scrum teams, strict security and software quality requirements.
    ○ Development and maintenance of business applications (evolutions + fixes) in Agile Scrum.
    ○ Participation in estimation, technical design, development, testing, and production support.
    ○ Migration from Spring Boot 1.5 to 2.7 and improvement of delivery stability.
    ○ Oracle/PL/SQL Optimization: query tuning, indexing, performance improvements.
    ○ Security: certificates (crt/jks/p12/KDB), WebSSO/SSO configuration, compliance (Fortify, NexusIQ).
    ○ Frontend: application maintenance and evolutions under Angular (TypeScript, HTML/CSS, JS ES5/ES6).
    ○ Industrialization: Jenkins, Ansible; technical documentation, production support, and incident resolution.
    ○ Quality: TDD/BDD Code review, quality improvement (Sonar), and testing (JUnit / Cucumber as needed).
    Stack: Java, Spring Boot, Hibernate, Maven, Oracle/PL/SQL, Angular/TypeScript, HTML/CSS, Git/Git Flow, Jenkins, Ansible, Sonar, Jira, Linux (RHEL), Scrum.

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Education

  • Master1,2 Ingénierie système d'information
    Paris 12
    2018

Skill set (46)

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