Software Engineer Full Stack Senior H/F at NEXTON | FR | Rezi

Software Engineer Full Stack Senior H/F at NEXTON

Software Engineer Full Stack Senior H/F

NEXTON · FR

1 months ago

Software Engineer Full Stack Senior H/F

NEXTON · FR

a month ago
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About the Role

NEXTON is recruiting a Senior Full Stack Software Engineer (M/F) for a permanent position in Paris. You will join a strategic R&D innovation hub for a major client, focusing on deploying high-impact technological solutions. You'll work within an agile, multidisciplinary team in an environment with a very high delivery pace and advanced AI maturity.

Responsibilities

  • Design, develop, and maintain robust, scalable, and secure applications on Cloud/Serverless architectures.
  • Ensure architectural rigor, code quality, and maintain a Security Champion posture.
  • Utilize LLMs and code generation tools (e.g., Claude Code) daily to accelerate production.
  • Provide critical review to audit, secure, and correct generated code.
  • Actively participate in continuous delivery cadence (code reviews, tests, CI/CD, deployments every 2-3 days).
  • Collaborate closely with Data Engineers, Data Analysts, and Product Owners, challenging business needs.

Requirements

  • Senior profile with solid experience in Full Stack JavaScript/TypeScript development.
  • Proficient in React, Node.js, TypeScript, and PostgreSQL.
  • Experience with AWS and Serverless architectures.
  • Fluent English is essential for international team and environment.
  • Daily practice of AI-assisted development (advanced prompting, assisted refactoring, test generation) with strong auditing and quality control capabilities.
  • Culture of shipping fast and well, product-oriented pragmatism, and comfort in high-release-cadence environments.

Skills

  • Full Stack Development
  • JavaScript
  • TypeScript
  • React
  • Node.js
  • PostgreSQL
  • AWS
  • Serverless Architectures
  • AI-Assisted Development
  • Prompting
  • Code Auditing
  • Quality Control
  • Agile Methodologies
  • CI/CD
  • Cloud Architectures

Location

  • Paris

Work Type

  • CDI
  • Full-time

Experience Level

  • Senior

Benefits

  • Dynamic communities
  • Meetups for skill development
  • Training opportunities
  • Sports and social events
  • Sustainable mobility package
  • Latest generation phone

About the Company

  • NEXTON combines the spirit of a consulting firm, the creativity of a Factory, and the dynamism of an IT services company.
  • We support major clients and pure players like SNCF, Orange, and BNP Paribas in their digital evolution and innovation strategies.
  • Founded in 2011, NEXTON has over 450 experts in digital, design, agility, product, and development, creating a rich ecosystem of knowledge and diverse skills.