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Roberto Ruiz's Portfolio
Profile
Frontend engineer who is proficient in technologies like TypeScript, CSS, Tailwind, React, Node.js, and Next.js. Currently doing free mentorships for developers at adplist.org
Experience

Front-end Developer at Azeti GmbH

From 2023 to 2025 at Azeti GmbH, Software Development Agency, Remote

  • Researched and improved the impact of several UX changes by both working with Senior UX researchers and comparing performance metrics of said changes on a Next.js web application.
  • Optimized the size of a Next.js application, reducing its loading time by 33%.
  • Implemented key features in a longstanding Next.js project with an agile methodology, using tools such as Redux, MUI, TypeScript, Jest, SCSS, among others.

Frontend Developer specialized in SmartTV apps at FX Digital

From 2022 to 2023 at FX Digital, London, UK

  • Developed over 12 key features across 2 LightningJS projects using JavaScript, TypeScript, RxJS, and atomic design principles.
  • Coordinated a 3 people team in developing a Smart TV application across 3 platforms in a span of 7 months.
  • Designed and facilitated 3 LightningJS workshops that have been used to train over 20 developers of all levels in over a year.
  • Mentored 5 developers in 1 on 1 sessions to improve their understanding of LightningJS.

Freelance Consultant, React Web Developer

From 2021 to 2022

  • Developed 4 projects using React frameworks such as Gatsby and Next.js, hosting them on different cloud-based services such as Render, Vercel, Netlify, among others.
  • Coordinated the design and development of 4 projects across 3 separate teams belonging to different companies while also identifying the key needs of end-users.
  • Architectured and deployed backend and database services for 3 separate projects, utilizing technologies such as Strapi, AirTable, Vercel’s Cloud functions, Sanity, among others.
  • Conducted 2 React workshops for 2 separate teams of different companies that were used to train over 10 developers at the time.

Associate Professor at Tecnológico de Monterrey

From 2019 to 2021 at Tecnológico de Monterrey, Monterrey, Mexico

  • Designed, planned and taught courses for Introductory Python, TypeScript for game development, SQL Databases, and project management, teaching over 130 students in 2 years.
  • Designed and conducted a Git + GitHub workshop that was taught to over 150 first semester students.

Education

Master's Degree in Human-Computer Interaction

2022 to Present at University of Siegen, Siegen, Germany

Bachelor's Degree in Computer Science

2012 to 2017 at Tecnológico de Monterrey, Monterrey, Mexico

Skills