Senior Backend Software Engineer (TypeScript, NestJS/Node.js) (m/f/x)

Atolls; Paris; Hybrid; EUR 85,000 - 120,000; Full time

Benefits offered by this job

Paid vacation + birthday off

Hybrid work scheme

Learning budget

Mental health coaching

Global/local get-togethers

Sabbatical after 3 years

Cloud-based company setup

Internal mobility opportunities

Job summary

At Atolls, a leading, community-driven shopping platform, we are seeking a Senior Backend Software Engineer with expertise in TypeScript, NestJS, and Node.js to join the Fulfilment team in Paris or remotely from France. You will build scalable APIs, ensure security, and contribute to fraud prevention and self-service capabilities.

You will collaborate with product and engineering teams, design robust back-end systems, and mentor junior developers while embracing Agile and DevOps practices.

Qualifications

• 6+ years of experience as a Software Developer.
• Knowledge of AWS technologies including DynamoDB, Elasticsearch, relational and NoSQL databases, EventBridge and messaging services like SQS/SNS.
• Strong design and architectural skills for back-end, REST APIs, event-driven and microservice architectures.
• Analytical mindset with structured problem solving and attention to maintainable code.
• Experience delivering tests, documentation, and familiarity with Agile/Scrum and DevOps practices.
• Knowledge of GitLab, Docker, and CI/CD; GraphQL familiarity is a plus.
• Excellent written and spoken English communication.

Responsibilities

• Design, develop, and maintain web applications using Node.js, TypeScript, NestJS and related technologies.
• Collaborate with frontend, design, and product teams to deliver high-quality solutions across the full SDLC.
• Troubleshoot, optimize performance, and ensure scalability of applications.
• Integrate third-party APIs and services while staying current with web development trends.
• Document code and processes while following security best practices.
• Provide technical guidance to junior developers and participate in architectural decision-making.

Skills

Node.js

TypeScript

NestJS

REST API

Cloud architecture

English communication

Problem solving

Tools

AWS

DynamoDB

Elasticsearch

EventBridge

SQS

SNS

GraphQL

Docker

CI/CD

GitLab

Job description

Atolls is the world’s largest community-driven shopping platform, active in 20+ markets.

We help millions make smarter spending decisions across discovery, evaluation, and (re-)purchase by connecting people with the right brands and retailers.

Our 1,000+ team across 10 countries builds products used every day at global scale, where you’ll have real ownership and see your impact. Want to shape the destinations people rely on to shop with confidence? Keep reading.

About This Role:

We are looking for a Senior Backend Software Engineer (TypeScript, NestJS/Node.js) to join our Fulfilment team in Paris or working remotely from France. At Atolls, your role will be instrumental in helping us develop and launch our innovative saving and rewards programs, creating exceptional user experiences and empowering consumers to make informed and confident shopping decisions. As a key part of the team, you’ll be directly involved in our mission to make it easy for customers to join, stay safe, and get help without friction - through secure authentication, scalable self-services, and proactive fraud prevention that protects users before they need to contact support.

Your contributions will help shape how millions of consumers interact with our platforms, guiding them to make smart, fair, and rewarding choices.

Our Benefits:

At Atolls, we believe in nurturing both your professional and personal growth. Here’s what you can expect:

• A culture that values personal and professional development, with internal mobility opportunities.
• A supportive and open-minded team that embraces diverse perspectives and innovative ideas.
• 32 days of paid vacation plus your birthday off, giving you the time you need to recharge.
• A flexible hybrid working scheme to balance work and life.
• Access to a learning budget and internal training to help you grow in your role.
• Mental health coaching to support your well-being.
• Regular global and local get-togethers to celebrate successes and build connections.
• The possibility of taking a sabbatical after three years with the company.
• A cloud-based company setup, providing flexibility and collaboration opportunities no matter where you are.

*These are global benefits that apply to all employees, with additional local perks based on your location.

Responsibilities:

As a Senior Backend Software Engineer , you will:

• Design, develop, and maintain web applications and components using Node.js, TypeScript, NestJS and related technologies, ensuring adherence to coding standards and best practices.
• Collaborate with front-end developers, designers, and engineering and product managers to deliver high-quality solutions, actively participating in the full software development lifecycle.
• Troubleshoot and debug issues in existing codebases, optimizing application performance and scalability to enhance user experience.
• Integrate third-party APIs and services seamlessly, staying updated on the latest web development trends.
• Document code and processes comprehensively for future reference, while following security best practices to safeguard web application integrity and confidentiality.
• Provide technical guidance and support to junior developers as needed, contributing to team discussions and decision-making processes regarding architecture and technology selection.

** Your Profile:

• You have 6+ years of experience as a Software Developer.
• Knowledge of AWS technologies such as DynamoDB, Elasticsearch, relational and NoSQL databases, EventBridge and messaging and queuing solutions like SQS, SNS (or any other cloud platform like Google Cloud or Azure).
• General understanding of common design and architectural patterns, with the ability to produce elegant designs in back-end, REST API, EDA and microservice architectures.
• Logical, analytical thinking, with a structured and target-oriented approach and very good problem-solving skills.
• Passion for delivering clean code, unit/integration tests, and maintainable documentation.
• Familiarity with Agile/Scrum methodologies and DevOps best practices.
• Knowledge of common frameworks such as GitLab, Docker, and CI/CD solutions.
• Optionally, experience with GraphQL, federation and Supergraph concepts.
• Good communication skills in English.

Our hiring process :

1. TA Call : Meet one of our Talent Experts and get to know Atolls better.
2. Technical Round : Focus on the technical aspects of the role (Through a Live Case), and meet your potential manager.
3. Final Round : Meet other Atollians
   It varies from 1 to 3 interviews

*Some processes might slightly change according to needs

At Atolls, we want to ensure that all employees can thrive in an inclusive environment. Our employment opportunities are open to every gender, race, religion, age, sexual orientation, ability, place of origin, or socioeconomic status. We remain committed to a culture of diversity, equity and belonging, where all employees are welcomed, respected, connected, and engaged.

As part of our recruitment process at Atolls, we use AI tools for interview recording and transcription. These tools are designed to assist our teams and are never used independently to make hiring decisions. Every assessment and hiring decision is made by our hiring panel and team through human judgment.
Before your first interview, you will receive an email with the option to opt out. You can also change your preference at any time during the recruitment process by using the link in that email or by contacting your Talent Acquisition Partner.

The use of AI, or the choice not to use it, will not affect your application in any way.