Full Stack Developer

Automatic Data Processing, Inc.; Nanterre; On-site; EUR 65,000 - 95,000; Full time

Job summary

Automatic Data Processing, Inc. is seeking a motivated Full Stack Developer with 5+ years of experience building modern web applications using React or Angular and Spring Boot.

You will handle frontend and backend development, REST API integration, authentication, and data‑driven solutions in an Agile environment. You will collaborate with product owners, architects, and development teams to deliver scalable, secure, and high‑quality applications, participate in code reviews, and contribute to

Qualifications

• Bachelor's degree in Computer Science, Engineering or related field.
• Minimum 4 years of hands-on software development experience.
• Strong analytical and problem-solving skills, good communication and collaboration.

Responsibilities

• Design, develop, test, and maintain web applications using React/Angular and Spring Boot.
• Build responsive, reusable UI components and ensure frontend performance.
• Develop and consume RESTful APIs and implement authentication/authorization.
• Collaborate with cross-functional teams to deliver business requirements.
• Participate in code reviews and contribute to system design discussions.
• Troubleshoot issues in development and production; support CI/CD processes.

Skills

React/Angular experience

JavaScript/TypeScript

REST API integration

Frontend performance optimization

Agile/Scrum

Authentication mechanisms

Education

Bachelor's degree in Computer Science or related field

Tools

Git/Bitbucket

Maven

Docker

SourceTree

CI/CD tooling

Job description

Job Summary

We are seeking a motivated and skilled Full Stack Developer with 5+ years of experience in developing modern web applications using React or Angular and Spring Boot. The ideal candidate should have hands‑on experience in frontend and backend development, REST API integration, authentication mechanisms, and database‑driven applications.

The candidate will work closely with product owners, architects, and development teams to deliver scalable, secure, and high‑quality applications in an Agile environment.

Key Responsibilities

• Design, develop, test, and maintain web applications using React/Angular and Spring Boot.
• Build responsive, reusable, and user‑friendly UI components.
• Develop and consume RESTful APIs.
• Implement authentication and authorization solutions using industry‑standard protocols.
• Collaborate with cross‑functional teams to deliver business requirements.
• Participate in code reviews and contribute to application design discussions.
• Troubleshoot and resolve application issues in development and production environments.
• Ensure application performance, reliability, and security best practices.
• Contribute to CI/CD processes and deployment activities.
• Follow Agile/Scrum development methodologies.

Required Skills:

Frontend

• Strong experience with React or Angular
• JavaScript / TypeScript
• HTML5, CSS3
• Responsive Web Application Development
• Experience building reusable UI components
• Familiarity with state management libraries such as:
• Redux
• NgRx
• Context API
• Understanding of frontend performance optimization

Backend

• Java 11/17+ Spring Boot
• Spring Security
• REST API Development
• Hibernate / JPA
• Basic understanding of Microservices Architecture
• API integration and troubleshooting

Authentication & Authorization

• JWT Authentication
• OAuth 2.0 fundamentals
• Single Sign-On (SSO) concepts
• Role-Based Access Control (RBAC)
• Understanding of secure session and token management

Database & DevOps

• Oracle, SQL Server, MySQL
• Database design and query optimization
• Hands‑on experience with Git/Bitbucket, SourceTree, branching strategies, pull requests, code reviews, and collaborative development workflows.
• CI/CD fundamentals
• Maven
• Basic Docker knowledge

Preferred Skills

• Experience with Azure or AWS
• Familiarity with monitoring and logging tools
• Experience working on enterprise applications
• Understanding of design patterns and clean code principle

Qualifications

• Bachelor's degree in Computer Science, Engineering, Information Technology, or related field.
• Minimum 4 years of hands‑on software development experience.
• Strong analytical and problem‑solving skills.
• Good communication and collaboration abilities.
• Ability to work independently and as part of a team.

Nice to Have

• Experience with Microsoft ecosystem and Azure services
• Exposure to cloud‑native application development
• Understanding of API security best practices
• Basic knowledge of performance tuning and application monitoring
• Experience supporting applications in production environments

A little about ADP:

We are a comprehensive global provider of cloud‑based human capital management (HCM) solutions that unite HR, payroll, talent, time, tax and benefits administration and a leader in business outsourcing services, analytics, and compliance expertise. We believe our people make all the difference in cultivating a down‑to‑earth culture that embraces our core values, welcomes ideas, encourages innovation, and values belonging. We've received recognition for our work by many esteemed organizations, learn more at ADP Awards and Recognition (https://www.adp.com/about-adp/awards-and-recognition.aspx) .

Diversity, Equity, Inclusion & Equal Employment Opportunity at ADP:

ADP is committed to an inclusive, diverse and equitable workplace, and is further committed to providing equal employment opportunities regardless of any protected characteristic including: race, color, genetic information, creed, national origin, religion, sex, affectional or sexual orientation, gender identity or expression, lawful alien status, ancestry, age, marital status, protected veteran status or disability. Hiring decisions are based upon ADP’s operating needs, and applicant merit including, but not limited to, qualifications, experience, ability, availability, cooperation, and job performance.

Ethics at ADP:

ADP has a long, proud history of conducting business with the highest ethical standards and full compliance with all applicable laws. We also expect our people to uphold our values with the highest level of integrity and behave in a manner that fosters an honest and respectful workplace. Click https://jobs.adp.com/life-at-adp/ to learn more about ADP’s culture and our full set of values.