🇪🇸 Madrid, Spain · 7h ago
Fullstack Developer - Web & Mobile (React/Next.js/Expo)
Infoempresa.com
LinkedInseniorEnglish-friendly
We are a tech company focused on digital entertainment services, with a strong commitment to innovation, artificial intelligence and the creation of new digital products. We’re looking for a React Fullstack Developer to join our Product Tech team, driving the evolution of our content portals and digital applications across more than 20 countries.Your RoleBuild and evolve digital products for web and mobile using Next.js and Expo.Contribute to the continuous improvement of international content portals and apps.Develop new digital products for multiple markets and platforms.Work with a web‑first approach, creating solid web solutions that can evolve into mobile apps when needed.Design and implement reusable, scalable and maintainable components with a strong focus on performance, accessibility and UX.Work fullstack, connecting frontend, mobile apps, APIs, backend services and external systems.Participate in technical architecture decisions, standards definition and best practices.Coordinate and support small external development teams to ensure alignment, quality and on‑time delivery.Review code, validate technical solutions and help unblock issues during development.Connect to Linux servers when needed to review logs, diagnose incidents or validate deployments.Ensure best practices in security, authentication, token/session management and API communication.Deliver stable builds to QA, reducing defects and improving the release process.Use advanced AI development tools (code assistants, agents, documentation generators, testing automation, error analysis, etc.).Participate in agile ceremonies, communicating progress, blockers and risks clearly.What We’re Looking For5+ years of professional experience building web and mobile products with React, TypeScript, Next.js and Expo.Advanced knowledge of modern frontend development (components, hooks, state management, performance, architecture).Experience building web products with Next.js (routing, API consumption, modern rendering, i18n, deployments).Experience building and maintaining mobile apps with Expo.Knowledge of Expo SDK (expo-router, expo-updates, expo-notifications, expo-auth-session, etc.).Experience with Expo EAS (builds, submits, OTA updates, environment management).Fullstack mindset with ability to work with APIs, backend services and databases.Practical backend experience with Node.js, plus PHP or equivalent technologies.Ability to connect to Linux servers, review logs and diagnose service issues.Experience with Git workflows, pull requests and collaborative development.Knowledge of App Store and Google Play deployments.Familiarity with testing, QA, debugging, monitoring and performance analysis.Experience using AI tools for development (Antigravity, Cursor, Cline, Claude Code, agents, MCPs, etc.).Ability to coordinate small technical teams, especially external or international resources.Strong technical judgment, autonomy and results‑oriented mindset.Excellent communication skills with both technical and non‑technical stakeholders.High level of English for daily communication with international teams.Nice to HaveExperience in environments combining web, mobile and backend development.Background in international digital products, content portals, entertainment services, subscription or multi‑country distribution.Experience leading technical deliveries end‑to‑end.Ability to translate business needs into pragmatic technical solutions.Continuous improvement mindset, automation and smart use of AI tools.Experience working with external providers or distributed teams.Knowledge of CI/CD, automated deployments, observability, analytics, tracking or digital monetization.What We OfferPermanent contract with competitive salary.Flexible start time (8:00-9:30h).Hybrid work model (2 days remote per week after 6 months).Active participation in web and mobile projects with real impact.Continuous training, including AI‑powered development tools.Flexible compensation: childcare, transport, health insurance.Social benefits: meal vouchers and Wellhub gym discounts.A dynamic, creative and fast‑evolving team with room to grow, propose and take ownership.Sourced from LinkedIn. Relocantly aggregates public job postings; apply on the original site.