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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Fullstack Software Engineer (Ruby on Rails / React) - **Company:** PENNYLANE AFFILIATES LLC - **Location:** United States (Remote available) - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Amazon Web Services, Continuous Integration, ECMAScript, Ruby on Rails, TypeScript, ReactJS, Code Structure - **Published:** August 15, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/pbyt7ptavu ## About the Role * Have experience with Ruby on Rails and React (at least 4 years) * Have a balanced blend of technical, business, and product skills. * Are a teamplayer and have experience working in an agile environment * Like being challenged and solving complex problems (accounting is complex in Europe) * Show empathy for your users and want to solve real issues for them * Have strong communication skills and are capable of articulating your ideas clearly ## Description We 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 200,000 small and medium-sized enterprises (SMEs) and more than 3,500 accounting firms use Pennylane in France!, * 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 personality you will start bring value and new ideas to the squad. * And beyond : * The teams are growing fast, there are plenty of opportunity to grow and develop your skills as a software engineer. * You will be able to take ownership and gain responsibilities on some features or projects the squad is responsible for. * You will have the possibility to have impact at Pennylane scale by working on cross teams or transversal initiatives. * You will participate in scaling the Pennylane application from 30k+ customers to millions customers., * You will first have a general chat with a Talent Acquisition Manager (30 min) * You'll then have a test-home assignment + a debriefing session with two of our software engineers (1 hour) * You'll have a last culture-fit discussion with one of our Tech Co-Founders + a senior engineering manager (1 h) _We make sure we move fast ; you can expect the recruitment process with us to last between 15 and 25 days in total. _We know that some people are less likely to apply than others, if they don't feel like they meet the full list of criteria. If you're hesitating, we encourage you to apply : who knows, it might be the start of a meaningful and long-lasting collaboration. We also want to emphasize that we fully embrace diversity, equity and inclusion and that we're doing our best to create a safe and inclusive environment. We are committed to providing an equal employment opportunity regardless of gender, sexual orientation, origin, disabilities, or any other traits that make you who you are. If anything, diversity makes us a more fun place to work at. Données personnelles Pennylane traite vos données pour gérer votre candidature et évaluer votre adéquation au poste. Si votre candidature n'aboutit pas, vos données peuvent être conservées 2 ans à compter de notre dernier échange ou de la clôture du recrutement afin de constituer & gérer un vivier de candidats. Vous pouvez vous opposer à tout moment et demander la suppression de vos données en écrivant à : dpo@pennylane.com. ## Related Videos - [Build and Deploy a Fullstack App with Open Source Tooling](https://www.wearedevelopers.com/videos/775-build-and-deploy-a-fullstack-app-with-open-source-tooling) - [Do TypeScript without TypeScript](https://www.wearedevelopers.com/videos/327-do-typescript-without-typescript) - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Extreme Rules Lawyering with the ECMAScript Specifications](https://www.wearedevelopers.com/videos/100116-extreme-rules-lawyering-with-the-ecmascript-specifications) - [Fireside Chat with David Heinemeier Hansson](https://www.wearedevelopers.com/videos/980-fireside-chat-with-david-heinemeier-hansson) - [Vuejs and TypeScript- Working Together like Peanut Butter and Jelly](https://www.wearedevelopers.com/videos/127-vuejs-and-typescript-working-together-like-peanut-butter-and-jelly) ## Related Articles - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)