Join to apply for theRuby on Rails developer (42K€-58K€)role atJoppyWe are hiring on behalf of one of our clients for a backend/full stack engineer role. The position is to join a public procurement data platform that allows public and private sector workers to be more efficient in their day-to-day tasks and achieve sophisticated results with very low effort, thus making public spending more efficient.The platform allows exploring all Spanish public procurement data, enabling many use cases. They are building an AI-powered document writer to streamline document creation and revision. The AI assistant enables users to automate many tasks. You can ask it to:Answer general questions about public procurement (based on a custom-built knowledge base).Query data directly from the database.Create reports (after selecting data from the DB and reading docs from a +10M item document store).Suggest tender titles and more.You’ll be building on a solid Ruby on Rails application while contributing to new AI features.ResponsibilitiesImplement defined features, working closely with product to refine details.Collaborate with other team members: provide feedback and perform code reviews.Improve and maintain existing production code.What we valueOpen : source, data, knowledge.Balance : design your work schedule around your life, not the other way round.Communication : remote-first approach. Clear, structured written communication > meetings > real-time interruptions.Quality : pride in process and results.Independence : responsibility for your own work, no micromanaging.This role is for you if…You want to work on meaningful projects around civic engagement, open data,



participation and accountabilityAre looking for a stable job in a rewarding environment, with mission-driven projects, where you’ll spend your next few yearsValue a work environment which strives for excellence, from process to results, from design to codeEnjoy working in a small team interested in understanding and contributing to our different systems (code, tools, processes)Have developed Ruby on Rails applications with a level of complexity similar to Gobierto and follow the Ruby on Rails ecosystemValue clean code with good abstractions and good communication skills both in the code and in the submitted PRsUnderstand and value testing and have been doing this systematically in recent timesPrioritize understanding and analyzing problems to come up with effective solutionsAre familiar with PostgreSQL, Git, Linux systems, the Unix shellEnjoy hacking in the Unix shell to automate tasksYou are interested in open data, free software, data visualizationYou are fluent in written and spoken EnglishYou are an avid observer and practitioner of the AI/LLM world, to apply in your own process and for user-facing features.About JoppyJoppy is a technology recruitment platform built for developers by developers.No CV is required. Just say what you know and what you want.You choose who can talk to you. Companies cannot write to you until you accept their offer.Get rewarded if you get hired.Keep an eye on tech job opportunities anonymously and find the job that makes you happy.Seniority levelAssociateEmployment typeFull-timeJob functionInformation TechnologyIndustriesTechnology, Information and InternetReferrals increase your chances of interviewing at Joppy by 2x#J-18808-Ljbffr

📌 Ruby On Rails Developer - €42.000 - €58.000 A Year (Madrid)
🏢 Joppy
📍 Madrid