Fullstack Software Engineer; Ruby on Rails/React
Listed on 2026-10-04
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Software Development
Software Engineer, Full Stack Developer, Backend Developer
Are you looking to have an impact on the daily life of millions of entrepreneurs in France (and tomorrow in Europe)?
Are you looking for a work environment that values trust, proactivity, and autonomy?
Are you looking for an engineering principles aligned with your vision?
Then Pennylane is the right place for you !
Our visionWe aim to become the most beloved financial Operating System of French SMEs (and soon, European ones).
We help entrepreneurs rid themselves of time-consuming tasks related to accounting and finance while providing them with access to key financial information to assist in making the best decisions for their business.
Simultaneously, we support accounting firms by enabling them to spend less time on redundant and repetitive tasks and more time on advising and supporting their clients. Already, over small and medium-sized enterprises (SMEs) and more than 6,500 accounting firms use Pennylane in France!
About usPennylane is one of the fastest growing Fintechs in France (and soon to be in Europe!)
In 6 years of existence, we’ve managed to :
Make ourselves known as a groundbreaking accounting and financial software for small businesses and their accountants
Raise a total of €400 millions, including from Sequoia, the famous fund from the Silicon Valley who invested early in companies like Google, Facebook, Airbnb, Stripe, Paypal and much more...
Grow from 7 cofounders to 1100+ happy Pennylaners : we’re now recognized as one of the greatest places to work in France (and also remotely), with a 4.6/5 rating on Glassdoor.
Build an international environment with more than 25 nationalities, with a strong remote-friendly culture, where 30% of the employees are already working from all parts of Europe
Earn the trust of thousands of customers and accounting firms and obtain outstanding ratings
Already more than small and medium-sized enterprises (SMEs) and over 6,500 accounting firms use Pennylane in France!
As a Software Engineer, you would will be part of a 400+ people Tech organisation. Each engineer is part of a squad focussing on a part of the product, reporting to a Team Lead or an Engineering Manager.
Each squad is made with all the skills needed to build features end to end in autonomy, you will be working daily with a product manager, a designer and software engineers.
As a Software Engineer you will take part of the discovery phase of the projects with the Product Manager and Designer to define the feature to build; then you will participate with other engineers to design the software architecture, build it, test it and release it to production.
The squad is also working on supporting customers using the features built by monitoring and fixing issues in production.
WHAT you can expect from your life at Pennylane ?Within one month :
You will learn everything about our company, our teams, and our vision during the first onboarding week.
You will follow a tech onboarding training to get familiar with the application, the accounting concepts, the code stack (we use Rails, React, Typescript, ES6, Jest, AWS) and the CI/CD.
You are integrated in your squad and explained your squad scope, roles and responsibilities.
You will have a “tech buddy”, basically a more senior software engineer, helping you on a daily basis with all the technical details you need to know as of software engineer.
You will start working on what we call “good first issues” to get familiar with the dev environment, the code structure, the tools and the squad scopes.
Within 3-6 months :
You will be comfortable within your squad perimeter, people and best practices.
You will have participated on building and shipping features to production.
Thanks to your unique…
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