Fullstack Software Engineer (x/f/m) - Payroll & Benefits Platform for HR

Alan; Lille; Hybride; EUR 45 000 - 65 000; Plein temps

Avantages offerts par ce poste

Fair rewards & equity packages

Flexible office & remote options

Top-tier equipment

Flexible vacation & hours

Comprehensive healthcare

Transport support

Coaching for personal growth

Training budget for conferences

Extended parental leave

Résumé du poste

Alan is hiring a Software Engineer in Lille, France to develop mission-critical systems that simplify payroll and billing, ensuring a seamless experience for users. You will engineer solutions for complex business challenges and collaborate across product, design, and operational teams.

The ideal candidate has experience in backend and full-stack development, proficiency in Python and modern web technologies, and a passion for creating elegant solutions. The role offers flexibility and a comprehensive benefits package.

Qualifications

• Experience in building scalable systems that handle real-world complexity.
• Passionate about turning complex processes into simple, elegant solutions.
• Comfortable digging into complex business logic around insurance and payroll.

Responsabilités

• Engineer our employee affiliation engine to process lifecycle events reliably.
• Build seamless integrations with platforms like Payfit and Workday.
• Collaborate across teams to deliver a unified experience.

Connaissances

Backend and full-stack experience

Complex business logic

OOP languages (Python, Java, C#)

Modern web technologies (JavaScript)

Fluent in English

Outils

Python

Flask

React

PostgreSQL

Description du poste

We are hiring across France, Spain, Belgium, and Canada. And beyond.

As a Software Engineer on this team, you will

• Engineer our employee affiliation engine: reliably process thousands of lifecycle events daily.
• Simplify payroll and billing: craft tools that HR teams love.
• Build seamless integrations: connect with platforms like Payfit and Workday so things “just work.”
• Automate workflows at scale: adapt solutions to companies of all sizes across multiple countries.
• Make billing delightful: ensure invoices are accurate, reliable, and easy to manage.
• Collaborate across teams: partner with product, design, and ops to deliver a unified experience.

Why this role is special

• Work on mission-critical systems powering Alan’s growth and renewals.
• Impact hundreds of thousands of lives, making it simple for companies to use Alan.
• Solve complex business and technical puzzles, while maintaining our “uncompromising simplicity” principle.Shape product direction and experience, not just ship code.
• Join a team obsessed with engineering excellence and continuous learning.

Your playground

• Stack: Python/Flask, React, React Native, PostgreSQL.
• What you’ll do: ship solutions that handle high complexity and scale across multiple countries, collaborating closely with product and design teams.
• Impact: your work touches core business operations and enables hundreds of thousands of employees to benefit from Alan every day.

Who we’re looking for

• We are looking for software engineers of all experience levels, ideally with backend and full-stack experience.
• Comfortable digging into complex business logic, especially around insurance and payroll.
• Passionate about turning complex processes into simple, elegant solutions.
• Experienced in building scalable systems that handle real-world complexity.
• B2B experience is a plus!
• Well-versed in OOP languages (Python, Java, C#) and excited about modern web technologies (JavaScript).
• Fluent in English (French is a plus but not required).
• Curious, self-starting, humble, collaborative, and eager to grow.

Perks & Benefits

• Fair rewards & equity packages.
• Flexible office & remote options.
• Top-tier equipment: MacBook Pro, monitor, noise-canceling headphones.
• Flexible vacation & hours.
• Comprehensive healthcare for you, children, and partners.
• Transport support and coaching for personal growth.
• Training budget for conferences, courses, books.
• Extended parental leave for all parents.

Recruitment note

• You may ultimately join the part of the engineering organization where you can have the most impact.
• We hire people, not roles. Don’t worry if you don’t check every box — high potential and curiosity matter most.