Full Stack Developer REACT/NESTJS/AWS

Senior Full Stack Developers – 6 to 12 months contracts - Central Paris, France

Hybrid 3 days on site 2 days remote
CV’S HAVE TO BE IN ENGLISH
Start Date 1st September 2025
Must be able to speak fluent French and a good command of English

Essential:-  Successful experience of at least 5 years in software development. Successful experience of at least 6 years in software development.
Skills required
Level of Competencies
Spring ++++ Senior
React ++++ Senior
AWS +++ Advanced

Objectives and deliverables:
My client is looking for a Full Stack Developer with React, Nestjs, and AWS.  You will participate in the development of the product that meets the business needs. It also fixes bugs and tests apps or services.
Full Stack Developer to have:

• Develop cloud-native web applications (AWS), with a challenge of scaling on several sites, and internationally.
• Implement the functionalities and associated tests, ensuring the quality of the code (maintainability, testability, security).
• Identify, analyse and correct bugs and possible security flaws.
• Participate in database modeling.
• Contribute to technological choices and innovation.

Cross-cutting contributions:

• Participate in the design/maintenance of new tools/packages common to the organization.
• Challenge the team's vision.
• Participate in CoPs (Communities of Practice).
• Helps spread his skills, in squad, CoP and Chapter community. And the initiative to take the lead on different subjects in the squad, accompany juniors, POs, and stakeholders.

Skills required:

• Have strong experience with the NestJS backend framework
• Advanced experience in Software Architecture (hexagonal would be a bonus)
• Proficiency in the React frontend framework (Latest version)
• Advanced knowledge with NoSQL databases (MongoDB)
• Comfortable with SQL databases, such as PostgreSQL
• A good experience in the development of REST APIs
• Knowledge of microservices would be an asset.
• An appetite for craftmanship / clean code software
• Helps spread his skills, in squad, CoP and Chapter community. And the initiative to take the lead on different subjects in the squad, accompany juniors, POs, and stakeholders.
• A good command of git and a first experience in a DevOps context (CI/CD, with GitHub or similar).
• Advanced experience in AWS cloud technologies would be a big plus.

With over 90 years' combined experience, NES Fircroft (NES) is proud to be the world's leading engineering staffing provider spanning the Oil & Gas, Power & Renewables, Chemicals, Construction & Infrastructure, Life Sciences, Mining and Manufacturing sectors worldwide. With more than 80 offices in 45 countries, we are able to provide our clients with the engineering and technical expertise they need, wherever and whenever it is needed. We offer contractors far more than a traditional recruitment service, supporting with everything from securing visas and work permits, to providing market-leading benefits packages and accommodation, ensuring they are safely and compliantly able to support our clients.