Senior Software Engineer (Rails)

What is Finary?

At Finary, our mission is to change how money can work for you. We are building a one-stop shop that empowers a new generation of investors to achieve their goals. Finary allows its users to track their assets, manage their budgets, invest their money, and learn more about finance. If you’re looking for an ambitious team that’s revolutionizing an old-fashioned industry, get in touch!

Mounir launched Finary in 2021. Since then, Finary has made great strides by reaching 500.000 users. We genuinely care about user experience, performance, and ease of use. We ship cutting-edge products with touches of delight. You'll join a winning team, learn insanely, earn life-changing money, and work with other A+ players.

Why now?

A new generation of investors is emerging: an ambitious, involved workforce. Money is no longer taboo and the pension system is under tremendous pressure. At Finary, we see a world where investing empowers everybody to live the life they’ve always dreamt of. Finary exists to revolutionize the personal money management experience.

To fuel this mission, we raised 15M€ and are backed by leading investors like Y Combinator and Speedinvest. We are also backed by world-class founders like Steve Anavi & Alexandre Prot (Qonto founders), Matthieu Rouif (Photoroom), and Eric Demuth (CEO of Bitpanda). We also smashed the European crowdfunding speed record by raising 2.2M€ from our community in less than 20 minutes.

There’s never been a more exciting time to join Finary!

What we offer

At Finary, you’ll join a team of top performers driven by excellence, ambition, and a shared mission to reinvent personal finance. We move fast, aim high, and value ownership above all. Our culture is demanding, transparent, and deeply collaborative. It’s not for everyone — but if you’re looking to raise the bar every day with equally driven teammates, this is the place to be.

Read more about our values here.

🚀 What you can expect

• A high-performing team - Work with A-players across every discipline in an environment that challenges you and helps you grow fast.

• Ownership - You’ll have freedom, responsibility, and trust from day one. We hire people for their talent, and we get out of their way.

• Impact that matters - Build a product that helps people take control of their financial future - a topic that affects everyone.

• A hybrid setup - We’re a hybrid setup company with teammates across France. We meet in person every 6 weeks in Paris.

• Competitive compensation - A package aligned with your experience and impact.

🙅‍♂️ What we don’t care about

• Your degree, your school - we care about what you bring to the team.

• Ping pong tables, free laundry, or trendy perks - we focus on what truly matters.

Engineering at Finary

At Finary, we live and breathe Tech. We build delightful experiences that significantly improve the personal finances of our customers while moving at high speed.

For that, we break complex problems down into small items, ship and iterate constantly. Our community loves that and provides valuable feedback as we polish Finary.

We believe the best products are a healthy mix of user research, analytics and gut feeling. Talking to users & digging into analytics is part of our DNA. We don’t shy away from making bold bets and venturing into new unexplored territories.

Our engineering team is dedicated to making this ambition a reality. We build resilient, scalable, world-class technology while always remaining pragmatic and focused on shipping efficiently.

About the role

We're looking for a highly experienced backend software engineer to work on our most popular product: the portfolio tracker.

Your role will be to work on the Ruby on Rails backend stack :

• design & implement scalable, efficient backend solutions and API's, ensuring high performance and reliability across our platform.

• provide technical guidance to less experienced developers, fostering a collaborative environment that promotes learning and professional growth.

• identify areas for improvement in the backend codebase, refactoring, and optimizing for better performance and maintainability.

• engage closely with frontend, design, and pr