Johannes Hoersch

Senior Front-End Developer

Based in Santo Domingo, DR

I build fast, maintainable, pretty and reliable digital experiences for the web.

about

I'm a detail-oriented Software Engineer passionate about building performant, pixel-perfect, and accessible interfaces that combine creative design with maintainable engineering. I love integrating cutting-edge technologies with thoughtful design to create engaging user experiences focused on responsiveness, performance, usability, and SEO, while optimizing for Core Web Vitals.

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Currently, I'm a Senior Front-End Engineer at TelevisaUnivision, specializing in performance and new features. I contribute to the creation and integration of UI components that power TelevisaUnivision's frontend, ensuring that the platform meets the highest standards of quality, performance, and best practices to deliver an outstanding user experience.

In the past, I've had the opportunity to develop software across a variety of environments, from start-ups to large corporations and digital banking products.

experience

2022 - present

Senior Front-End Developer · TelevisaUnivision

Optimized and implemented tools and technologies like Taboola, CivicScience, Google Tag Manager, OneTrust, and Next.js to boost ad revenue, enhance performance, ensure privacy compliance, improve security, and maintain SEO best practices.

  • Next.js
  • GraphQL
  • Zustand
  • Tailwind CSS
  • React
  • TypeScript
2022 - 2022

Full-Stack Engineer · Shutterstock

Optimized source code for faster user experience, streamlined the CI/CD pipeline to reduce workflow time by 80%, and maintained code, analytics, and tests.

  • Node.js
  • Next.js
  • JavaScript
  • React
  • Jenkins
  • GitHub Actions
2019 - present

Software Engineer · BairesDev

Achieved high customer satisfaction with quality code and professionalism, serving clients like Shutterstock and TelevisaUnivision, and leading large-scale projects for major organizations.

  • Jira
2019 - 2022

Software Engineer · Tevolv

Developed mobile apps for banks using the MVC pattern, created Java microservices for T24 Transact, and handled software maintenance, including updates, patches, and optimizations.

  • Java
  • JavaScript
  • Kony Framework
  • Mobile
  • Android Studio
  • T24 Backend
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