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Senior Full-stack Developer/ 1 week ago

Neobrain
Attractive
Application ends: 2026-06-28

Quick Summary

Neobrain is seeking a Senior Full-stack Developer in France with at least four years of experience to design, develop, and maintain its HR SaaS platform. The role involves evolving an existing HRIS solution using Domain-Driven Design (DDD) principles. Key requirements include strong expertise in PHP (Symfony 5.4 & 7.4) and frontend development with Vue.js 3, alongside solid knowledge of OOP, SOLID principles, relational databases, and REST APIs.

At Neobrain, we empower companies to structure, activate, and develop their talent through a next-generation Talent Management Suite. Our platform leverages performance data, skills analytics, and artificial intelligence to drive HR success.

We partner with HR Directors, Talent, and Training Departments to enhance:

  • Performance management
  • Skills mapping and strategic steering
  • Internal mobility and career path development
  • Employee upskilling and engagement

Trusted by over 1 million users and 65 enterprises, including LVMH, La Poste, Canal +, PwC, Natixis, BPCE, Bosch, CNP Assurances, and Promod, Neobrain is committed to transforming HR from an obligation into a strategic impact. We simplify key processes and unlock the full potential of every employee.

Why join Neobrain?

  • Experience a stimulating environment where innovative ideas are encouraged and impact is visible.
  • Work on concrete product and market challenges, addressing critical HR topics.
  • Be part of a committed team focused on efficiency and results.

Joining Neobrain means contributing to an ambitious HR SaaS solution that drives enterprise transformation.

About the Position

We are seeking a skilled Senior Fullstack Developer to join our dynamic team. In this role, you will be responsible for the design, development, and maintenance of robust, high-performance, and scalable web applications across both backend and frontend systems.

You will play a key part in evolving an existing HRIS solution, applying a Domain-Driven Design (DDD) approach. Collaborating closely with product teams, you will deliver modern, maintainable, and quality-focused solutions.

Main Responsibilities

  • Develop and maintain server-side web applications using PHP 8.3, Symfony 7.4, and Symfony 5.4.
  • Develop and maintain client-side web applications with VueJS 3, Twig, and jQuery.
  • Implement modular architectures based on Domain-Driven Design (DDD) principles.
  • Integrate third-party services via REST APIs.
  • Optimize applications for performance, security, and scalability.
  • Actively collaborate with product teams throughout the development lifecycle.
  • Write clean, readable, documented, and maintainable code.
  • Conduct code reviews and develop comprehensive unit and functional tests.
  • Identify, analyze, and resolve anomalies, from root cause to deployment.

Our Technical Stack

  • Backend: PHP 8.3, Symfony 5.4 & 7.4
  • Frontend: Vue.js 3, Vite 8, Twig, jQuery
  • Databases: MySQL 9.5, PostgreSQL 18
  • Infrastructure & Cache: Elasticsearch 8, Redis, RabbitMQ
  • Concepts & Patterns: SOLID, OOP, DDD, REST API, TDD/BDD
  • Methodology: Agile Methods

Desired Profile

Experience

  • A confirmed professional profile with a minimum of 4 years of overall experience.
  • Significant expertise in PHP and the Symfony framework.
  • Proven experience as a Fullstack Developer with Vue.js 3.

Hard Skills

  • Excellent command of Object-Oriented Programming (OOP), SOLID principles, and Design Patterns.
  • Strong knowledge of relational databases and related tools (e.g., Redis, RabbitMQ).
  • Proficiency in API design and integration (REST).
  • Experience with modern testing frameworks (e.g., PHPUnit, Behat, Vitest).
  • Professional English proficiency.
  • Comfortable with versioning tools (Git) and Agile work environments.
  • Good understanding of generative AI tools for software development (code assistants, review aids, test generation).
  • Knowledge of or interest in the MCP protocol for connecting AI assistants to internal tools.

Soft Skills

  • Strong commitment to code quality, testing, and best practices.
  • Autonomous, rigorous, and flexible work ethic.
  • Creativity and an innovative mindset.
  • Excellent analytical and synthesis capabilities.
  • Strong team spirit and collaborative approach.

Why Join Us?

  • Play a pivotal role in the development and evolution of our products and technical stack.
  • Be part of a mission-driven company, BCorp certified, and recognized as a Great Place To Work, with a strong commitment to CSR.
  • Thrive in a demanding yet human-centric tech culture built on accountability, trust, and high code quality.
  • Join cohesive teams focused on impact, efficiency, autonomy, and continuous improvement.
  • Enjoy a stimulating technical environment and a flexible work framework.
  • Benefit from perks like free coffee, snacks, Swile, mutual insurance, and engaging internal events.

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Neobrain

Neobrain

  • Address
    France,France,France
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