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# Senior Full-Stack Engineer

- **Company:** Simplestudy
- **Location:** Madrid, Spain
- **Contract:** Permanent contract
- **Skills:** Cascading Style Sheets (CSS), Mobile Application Software, Node.Js, Prism (Software), Next.js, TypeScript, Tailwind, ReactJS, Expo.io, Git, AI Platforms, React Native, React Redux, NestJS
- **Published:** September 14, 2026
- **Apply:** https://www.buscojobs.com.es/senior-full-stack-engineer-en-madrid-ID-370969223

## About the Role

This new hire would be the first dedicated senior/staff-level mobile lead on the team, owning the mobile app end-to-end and working directly with Affan and Oisin.Requirements:At least 5 years of experience as a Full-Stack EngineerProficient in Typescript, CSS and HTMLExperience with Node.Js, React.Js, Next.Js, Nest.Js, Prisma and TailwindExperience with Git version control and collaborative development workflowsBonus: Experience in writing E2E tests using PlaywrightBonus: Experience with PythonBonus: Experience with Jotai (or Zustand/Redux)Experience with leading and managing teamsConditions:Remote in Europe (preference: Western/continental Europe)Salary: no fixed budget.
Flexible.Stock options: yesContract type: full-time employment, independent contractorTech Stack: Node.Js, React.Js, React Native, Next.Js, Nest.Js, Expo, Prisma, Tailwind, AWS#J-*****-Ljbffr

## Description

Company:SimpleStudy is a consumer AI platform for students.We help them stay motivated to study their subjects - everything from Biology and Mathematics to Literature and Art.Our small team has already helped +1.5 M students worldwide (UK, Ireland, Brazil, South Africa, and Australia) study better, and ~*****k new students join us every week.We are a remote team with a Lisbon office, having recently raised ~$4M seed round with incredible investors from Strava, OpenAI, and Meta.Team:Engineering is strong, anchored by Affan as an excellent engineering manager, with skills spread across the stack.There's no dedicated mobile specialist today, but two strong engineers are already contributing to the React Native app and would work under this hire.Oisin (founder) is directly involved with the team and currently leads product while Affan drives engineering.This new hire would be the first dedicated senior/staff-level mobile lead on the team, owning the mobile app end-to-end and working directly with Affan and Oisin.Requirements:At least 5 years of experience as a Full-Stack EngineerProficient in Typescript, CSS and HTMLExperience with Node.Js, React.Js, Next.Js, Nest.Js, Prisma and TailwindExperience with Git version control and collaborative development workflowsBonus: Experience in writing E2E tests using PlaywrightBonus: Experience with PythonBonus: Experience with Jotai (or Zustand/Redux)Experience with leading and managing teamsConditions:Remote in Europe (preference: Western/continental Europe)Salary: no fixed budget.Flexible.Stock options: yesContract type: full-time employment, independent contractorTech Stack: Node.Js, React.Js, React Native, Next.Js, Nest.Js, Expo, Prisma, Tailwind, AWS#J-*****-Ljbffr


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