Madrid, Community of Madrid, Spain
- Proven Senior Software Engineer with 10 years of experience in developing and deploying mobile and web applications with a strong emphasis on architectural design, scalability, and performance optimisation. - 8+ years of expertise in React & React Native with a track record of delivering commercial products. - Skilled in creating open-source libraries, with contributions that have garnered over 4K ⭐ from the community. - Published several technical articles on https://reactnative.university - Well versed on leading teams, mentoring colleagues, and creating technology courses. - Authored the Advanced React course for the Meta Front-End Developer Professional Certificate on Coursera, with 4.7 ⭐ and 100K+ students enrolled. - Co-founded Photora, a platform for arranging photoshoots in London, with 2K+ users. - Developed https://www.coursera.org/learn/advanced-react - Created react-native-offline, a popular library for managing offline mode in React Native, with ~40K average downloads per month, and react-native-scroll-bottom-sheet, the first ever library for building performant scrollable bottom sheets in React Native. - Presented at conferences such as React Alicante 2018, React Kiev, and Divante OSS Days. - Led workshops at JSHeroes, React Native EU, and React Alicante. - Created a pet project, Wondrgo, available on Facebook and Google Play. - Available for consultation on mobile architecture, CI/CD, UX product refinement, MVP development, launch strategy, and 1-on-1 sessions. DMs are open for connections and inquiries.
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I provide consultancy services in different areas of expertise, with a strong focus on web and mobile: React/React Native development, architecture, design systems, performance optimisations, scalability, continuous integration and deployment, testing, team training, mentoring, education consulting, etc.
- Acted as the mobile app’s technical expert, consistently tackling and solving the most complex challenges as one of only two developers on the project - Designed and implemented a robust offline-first architecture, including a custom Apollo optimistic sync link, ensuring seamless user experience regardless of connectivity - Introduced React best practices, type-checked the entire codebase, and enforced quality standards through CI hooks - Built a scalable design system, with a strong focus on layout optimisation: https://www.reactnative.university/blog/rethinking-layout-practices - Reduced Sentry issues to a minimum through proactive debugging and monitoring - Optimised app performance to the limit, by squeezing out every drop of efficiency - Developed a two-way iOS Live Activity integration: https://www.reactnative.university/blog/live-activities-unleashed - Delivered “Expo wizardry” by migrating all native code to the Prebuild system and leveraging custom plugins
- Developed the Advanced React course for the Meta Front-End Developer Professional Certificate in Coursera, with 4.7 ⭐ and 100K+ students enrolled: https://www.coursera.org/learn/advanced-react - Developed the Working with Data course for the Meta React Native Specialisation in Coursera, with 4.8 ⭐ and ~10K students enrolled: https://www.coursera.org/learn/meta-working-with-data - Developed the Capstone project for the Meta React Native Specialisation in Coursera, with 4.8 ⭐ and ~7K students enrolled: https://www.coursera.org/learn/capstone-react-app - Collaborated with other Subject Matter Experts and Instruction Designers to guarantee high quality content - Ensured technical accuracy of all content delivered
- Created the platform from scratch: a React Native application, a web application and the backend infrastructure - Bootstrapped the idea from inception all the way to the stores - Owned all the technical processes in the organisation - Reached 2K users in London in a year - Reached £200 MRR in 6 months