Full Stack Developer M/F

87seconds Group; Levallois-Perret; Hybrid; EUR 55,000 - 85,000; Full time

Benefits offered by this job

Meal vouchers

Public transport subsidy 60%

Health Insurance (Mutuelle)

Job summary

Wezen, a tech startup within the 87seconds Group, is looking for a Fullstack Developer to join our multidisciplinary team and contribute to the design, development, and continuous improvement of our SaaS platform.

You will work across the stack from design to production operations, collaborating with Product, Design, and Engineering to deliver features with high quality and scalability.

Qualifications

• Experience developing software in professional or significant personal projects.
• Strong knowledge of Java and modern web development.
• Proven ability to work across frontend and backend.
• Solid understanding of software development principles and best practices.
• Business-level English for international collaboration.
• Good communication and collaboration with non-technical stakeholders.
• Curiosity, learning mindset, and proactive problem-solving.

Responsibilities

• Design, develop, and improve Wezen's SaaS platform in collaboration with Product, Design, and Engineering.
• Contribute to architecture decisions and write clean, maintainable code.
• Develop backend services with Java/Spring and frontend with Angular.
• Operate deployments, monitor performance, and participate in DevOps culture.
• Collaborate in Agile/Scrum teams and share knowledge within Engineering Guilds.

Skills

Software development

Java

Web development

Fullstack

Software principles

English

Communication

Collaboration

Spring

Hibernate

Angular

AWS

MySQL

Redis

Node.js

PHP/Laravel

Agile/Scrum

Startup experience

Tools

Spring

Hibernate

Angular

MySQL

Redis

Node.js

PHP/Laravel

AWS

Job description

Wezen is a tech startup within the 87seconds Group. Created in 2017, our 30 members now help more than 50 actors communicate across the digital world.

At Wezen, we reinvent semantic content (text) production to make it simple. That’s why we are building a SaaS platform where content owners, copywriters, and translators collaborate in an innovative way to produce content at the highest quality level. Our key innovations allow hidden content structures and correlations to be revealed.

Wezen has recently reached a decisive milestone, with major clients from the luxury sector and CAC40 companies purchasing Enterprise licenses. This has fueled our ambition to build a European leader in content management software.

Building the best product is only possible thanks to the commitment and creativity of our team. We are organized in Feature Teams and Guilds, and “autonomy in harmony” is our motto.

• You want to be part of a team whose challenge is to build an awesome product.
• For you, being in a tech company is the only alternative.
• You have ideas to share and are willing to build them with different actors.

Job Description

As a Fullstack Developer, you will join our multidisciplinary development team and contribute to the design, development, and continuous improvement of Wezen’s SaaS platform.

You will work across the stack, from functional design and architecture to implementation, deployment, and production operations.

Product Development & Architecture

• Design and develop new features in collaboration with Product, Design, and Engineering teams.
• Contribute to technical and architectural decisions.
• Write clean, maintainable, and high-quality code.
• Participate in code reviews and contribute to development best practices.
• Proactively identify opportunities to improve the product and the codebase.

Frontend & Backend Development

• Develop and maintain backend services using Java, Spring, Hibernate, and Lombok.
• Build and improve frontend features using Angular.
• Work with MySQL and Redis to design and optimize data storage and access.
• Contribute to our broader multi-stack environment, including Node.js and PHP/Laravel when relevant.

DevOps & Operations

• Deploy and operate applications in AWS environments.
• Contribute to our DevOps culture: “You build it, you run it.”
• Monitor and improve application reliability, performance, and scalability.
• Take part in continuous improvement of our development and deployment processes.

Team & Product Collaboration

• Work within a Feature Team following Agile principles.
• Collaborate with Product Owners, Designers, Developers, and other stakeholders.
• Participate in technical and technology benchmarks.
• Share knowledge and contribute to our Engineering Guilds.
• Take ownership of your work while contributing to collective decisions.

Our Engineering Principles

• MVP mindset: deliver quickly, learn, iterate, and improve.
• Agility: adapt continuously to product and user needs.
• DevOps culture: you build it, you run it.
• Product ownership: we build and maintain our own software.
• Modern technology: we continuously evaluate and adopt relevant technologies.
• Autonomy: freedom to choose the right tools and approaches.
• Continuous learning: curiosity and knowledge sharing are part of the job.
• Experimentation: we encourage taking risks, learning from failures, and improving.

Technology Stack

• Backend: Java 21, Spring, Hibernate, Lombok
• Frontend: Angular 21
• Database: MySQL, Redis
• Cloud: AWS
• Additional technologies: Node.js, PHP/Laravel

Must Have

• Experience developing software, either professionally or through significant personal projects.
• Good knowledge of Java and/or modern web development.
• Experience working across both frontend and backend technologies.
• Good understanding of software development principles and best practices.
• Business-level English, both written and spoken, to work in an international environment.
• Strong communication skills and the ability to collaborate with non-technical stakeholders.
• A genuine interest in software development, technology, and continuous learning.
• A collaborative mindset and a proactive approach to problem-solving.

Nice to Have

• Experience with Spring / Hibernate and Angular.
• Experience with AWS or cloud environments.
• Experience with MySQL, Redis, or other relational / NoSQL databases.
• Previous experience in an Agile/Scrum environment.
• Experience with Node.js, PHP/Laravel, or other programming languages.
• Experience with major CMS technologies such as Drupal, Adobe Experience Manager, or Salesforce Commerce Cloud.
• Knowledge of Natural Language Processing (NLP).
• Previous experience in an international environment.
• Experience working in a tech startup or scale-up.

What We Offer

• Contract: Permanent contract (CDI) — Position available ASAP.
• Location: Levallois-Perret (Métro 3 / Transilien L).
• Workplace Flexibility: Hybrid remote policy (up to 2 days of work from home per week).
• International Environment: Collaboration with our teams in Paris and Manila.
• Perks & Benefits
  • Meal vouchers (Tickets Restaurant).
  • 60% coverage of public transportation subscriptions.
  • Comprehensive Health Insurance (Mutuelle).

Recruitment Process

1. HR Screening Call (30 min) – Discussion about your background, career aspirations, and motivation.
2. Technical Interview with the Engineering Team – Discussion about your technical experience, development practices, and approach to problem-solving.
3. Final Interview with the Head of Unit / Executive Management.

We believe that diversity and inclusion are essential to the success of our company. We are committed to creating an inclusive working environment where every employee, whatever their abilities, can flourish. 87seconds Group guarantees fairness for all during the recruitment process, regardless of gender, ethnic origin, religion, social status, sexual orientation, disability, or age.