Java Full Stack Developer

-Positions: x2 Développeurs fullstask Java/ReactJS (Medior - Senior)

-Location: France (99% Remote)

-Contract: Freelance -- Long term

-Language: French or English mandatory

Key Skills

• Mandatory Skills: JAVA 17+, ReactJS / HTML CSS, Object-oriented programming, SQL, Git

• Important: Functional programming, MongoDB, Hibernate, TypeScript

• Interesting: Quarkus, Camunda BPMN, Material UI, Kubernetes, Jenkins, Playwright

Context:

Our client wishes to strengthen their teams with Java/ReactJS full-stack developer profiles.

The project consists of 2 Scrum teams, with 3-week sprints.

Each team is composed of full-stack developers, QA testers, and a Product Owner.

The position is open to experienced profiles or talented juniors.

Description:

Defines, designs, and writes, based on an analysis of the specifications, all or part of the programs necessary for the development of IT solutions, and ensures their maintenance.

Deliverables:

• Analyze and estimate User Stories.

• Develop features based on specifications.

• Participate in code reviews.

• Perform unit tests.

• Write associated documentation.

• Ensure compatibility of application components or technical elements with existing ones.

• Implement the solution (programming, configuration...), respecting norms and standards.

• Participate in technical meetings.

• Share and circulate information within the team.

Skills:

Back-end (Java)

• Advanced Java: Mastery of the latest Java versions (Java 17 or higher).

• Java Frameworks: Expertise in a Java framework (for REST APIs, microservices, security, ORM, SpringBatch).

• API Design: Creation and management of RESTful APIs / Version management, pagination, and documentation with Swagger/OpenAPI.

Databases:

• Relational DBMS: MariaDB, MySQL, or Oracle.
• NoSQL databases: MongoDB
• SQL query optimization and use of ORM (Hibernate).

Testing:

• Unit tests (JUnit, Mockito).
• Integration tests with tools like Test containers or Postman.

CI/CD: Knowledge of continuous integration and continuous deployment pipelines (Jenkins, GitLab CI/CD).

Front-end (ReactJS)

• ReactJS Mastery: In-depth knowledge of React and its concepts: hooks, functional components, global state, context management.

API Consumption:

Communication with backends via Axios or Fetch API (error handling and loading states).

• Advanced HTML, CSS, and JavaScript​
• In-depth understanding of ES6+ (async/await, destructuring, etc.)
• Style management with CSS-in-JS. Object-oriented TypeScript programming

Other Technical Skill

• DevOps tools: Use of Docker for development environments

• Versioning: Mastery of Git (GitHub, GitLab)

• Performance and optimization: Profiling and optimization of front-end and back-end performance

• Security: Knowledge of OWASP standards (XSS, CSRF) and securing sensitive data

Bonus added value

• Knowledge of BPMN (Business Process Model and Notation is a flowchart method that models the steps of a planned business process from A to Z)
• Know how to use web application profiling tools

Apply here or via email at: menna.chikhi@lafosse.com