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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Fullstack Software Engineer RoR/JS W/M - **Company:** PENNYLANE AFFILIATES LLC - **Location:** United States (Remote available) - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), A/B Testing, Artificial Intelligence, Data Visualization, PostgreSQL, Performance Tuning, Ruby on Rails, Raw Data, Data Streaming, Large Language Models, Vue.js, Looker Analytics - **Published:** August 26, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/pfe0rbgdt0 ## About the Role * Experience: At least 2+ years of professional experience as a Software Engineer. * Tech Stack: Mastery of Ruby on Rails. Proficiency in a JS Framework (Vue/Nuxt) is a major plus. * Efficiency Obsession: You know how to leverage AI tools (LLMs, Copilots, etc.) and automation to move faster and smarter than the average dev. * Communication: Fluent in French & English (B2/C1). German is a bonus ! * Adaptability: You are energized by an ever-shifting startup environment and love collaborating with diverse stakeholders (Data, Sales, Marketing). The technologies we use in the Growth Engineering team * Rails / Javascript * Vue JS + Nuxt JS * PostgreSQL * Git / Github Ideally you've already got some knowledge with data tools including data tools integration (GTM, Segment) or data visualization (Datastudio, Looker) and you're familiar with digital marketing (paid acquisition, conversion, SEO…) ## Description 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., We are looking for a talented full stack software engineer whose main mission will be to * Global Scaling: Build and refine the infrastructure supporting our internationalization (multi-language, localized user journeys…). * Intelligent Automation: Design and deploy AI-driven tools and automated workflows to streamline lead acquisition and personalize user experiences at scale. * Tracking & Insights: Implement and enhance sophisticated visitor tracking systems to turn raw data into actionable growth levers. * Ecosystem Connectivity: Design and develop robust APIs to ensure seamless data flow between our internal tools and the broader fintech ecosystem. * High-Velocity Experimentation: Launch needle-moving projects including A/B tests, white-label integrations, predictive lead scoring, and optimized acquisition funnels. * Performance Optimization: Maintain and push the limits of our public website and registration funnels for peak conversion across all markets., * To speak English (level is assessed and appreciated according to the department you're applying to) * To be energized by an ever-shifting work environment * To be highly collaborative (within your team or other stakeholders) * Sufficiently experienced to prioritize business-led actions on your day to day activity 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. Important information for candidates Recruitment scam attempts are on the rise. We invite you to remain vigilant during your exchanges. Applications through official channels only : apply exclusively through our job postings published on our official platforms (career site, official partner pages). Always verify the sender's email address: our communications are sent from professional email addresses with the domains @pennylane.com or @pennylane-partners.com We will never ask you for payment or financial information (bank details, payment for an interview, equipment purchases, etc.) as part of the recruitment process. If such a request is made to you, it is fraudulent. We invite you to not respond and to report it to us immediately. 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 - [Lessons learned from building a thriving Vue.js SaaS application](https://www.wearedevelopers.com/videos/1666-lessons-learned-from-building-a-thriving-vue-js-saas-application) - [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) - [Optimizing Discovery: PostgreSQL's Role in Transforming GetYourGuide's Search](https://www.wearedevelopers.com/videos/1647-optimizing-discovery-postgresql-s-role-in-transforming-getyourguide-s-search) - [Data Governance in the Era of AI](https://www.wearedevelopers.com/videos/1622-data-governance-in-the-era-of-ai) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Coffee with Developers](https://www.wearedevelopers.com/videos/354-coffee-with-developers) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers)