Fullstack Software Engineer – Core Billing Platform

Alan

Software Engineer focused on building the billing platform at Alan, a health insurance startup. Design and develop scalable financial systems for global operations in France, Belgium, and Spain.

Posted 5/19/2026full-timeRemote • 🇪🇺 Anywhere in EuropeMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

JavaPython

About the role

Key responsibilities & impact

Build the core billing engine: process thousands of transactions daily with precision and reliability.
Design modular, reusable billing primitives and abstractions that scale across products and regions.
Integrate with payment gateways, partner APIs, and internal systems.
Automate billing schedules and workflows across multiple countries.
Ensure system reliability, accuracy, and operational excellence.
Collaborate with product, design, and operations to create a unified platform.

Requirements

What you’ll need

Backend / full-stack experience.
Passionate about navigating complex business logic and system dependencies.
Experienced with scalable, resilient platform design.
Well-versed in OOP languages (Python, Java, C#).
Fluent in English (French is a plus but not required).
Curious, self-starting, humble, collaborative, and eager to grow.

Benefits

Comp & perks

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.

ATS Keywords

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Hard Skills & Tools

backend developmentfull-stack developmentOOPPythonJavaC#scalable platform designbilling engine developmenttransaction processingautomation

Soft Skills

collaborationcuriosityself-startinghumilityeagerness to grownavigating complex business logicsystem dependency management