Led the creation of the frontend for internationalizing the Battery-as-a-Service. Maintained a series of back-office apps made with React, Redux and implemented new features for internal users to manage our BaaS, fleet & general management. Progressively migrated the back-office apps to a Vue.js frontend using hexagonal architecture.

• Kickstarted & led the development of a CRM that cross-matches the offer; all the properties from the main real estate agencies, with the demand; our database of customers integrated with the Hubspot and Witei API’s. Developed a complete calendar system that syncs with Google Calendar using domain-wide delegation.
• Implemented a solid testing infrastructure to the marketplace, containing unit tests, integration tests & end-to-end tests using Jest, React Testing Library & Cypress.
• Developed a compact Next.js app within a tight time-frame, with no design as reference, to show it to investors to demonstrate what we’re capable to achieve with our systems.
• Successfully transitioned marketplace frontend from Styled Components to TailwindCSS, enhanced the site's accessibility, resulting in an improved PageSpeed score.
• Created a Python script to extract the facade length & street width of all the streets of Spain. This was a big achievement because no company or public dataset has this data.
• Developed a Python script to generate a csv of all the cadastre of Barcelona & Madrid with phone numbers, names, and business info for the CEO of the company to generate more revenue thanks to buildings without horizontal division.
• Delivered two landing pages each sprint (2w) following the design guidelines & using Atomic Design and making it pixel-perfect.
• Developed an MVP with Next.js & TailwindCSS where it shows an accurate & complete report page about profitability, assumptions about uses/activities, legal terms, financials, historical of the property, etc. for any address or cadastral reference of Spain. Key achievement that was also shown to investors.

As an intern, I led a squad of 4 other intern developers, creating & managing an ERP & CRM app built with React, NodeJS & MongoDB.

Lead developer at Havanic, creating multiple .io games that reached millions of players such as Balz.io or Popsplit.us. Integrated payments with Stripe, real-time communication with uWebSockets & implemented the main engine graphics with PIXI.js