Senior Front-end Engineer

Posted 3 Days Ago
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Uberlândia, Minas Gerais, BRA
Hybrid
Senior level
Information Technology
The Role
The Senior Frontend Engineer will design, build, and optimize web applications leveraging modern JavaScript frameworks, ensuring high performance and quality through automation and best practices, while also mentoring junior engineers.
Summary Generated by Built In

About EdgeUno

EdgeUno is a US-based technology infrastructure company headquartered in Miami, with a strong operational presence across Latin America, including Colombia, Brazil, Argentina, Peru, and Ecuador. We enable digital businesses to scale with high performance and reliability by providing connectivity, IP Transit, private networks, data center, bare metal, and cloud solutions to ISPs, hyperscalers, content providers, and global technology companies. Through our own infrastructure platform and strategic interconnection with major global hubs, we deliver low latency, security, and operational resilience across the Americas and beyond.

Position summary

We are looking for a Senior Frontend Engineer to design, build, and optimize modern web applications and digital experiences. This role requires strong expertise in frontend architecture, performance, scalability, and user experience, with hands-on experience in modern JavaScript ecosystems and headless CMS integrations. You will collaborate closely with Product, Design, Backend, and QA teams to deliver high-quality solutions at scale.
 
Key Responsibilities

  • Design, develop, and maintain scalable frontend applications using React and Next.js.
  • Build responsive, accessible, and high-performance user interfaces following modern UX/UI best practices.
  • Integrate frontend applications with WordPress, Strapi, APIs, and third-party services.
  • Lead frontend architecture decisions, component library strategy, and reusable design system initiatives.
  • Optimize Core Web Vitals, SEO performance, rendering strategies, and application scalability.
  • Ensure code quality through peer reviews, coding standards, automated testing, and CI/CD pipelines.
  • Develop and maintain end-to-end and UI test automation using Cypress, Playwright, or similar tools.
  • Explore and implement AI-assisted engineering practices, including automated test generation, intelligent debugging, code acceleration tools, and productivity workflows.
  • Collaborate with cross-functional teams to translate business requirements into technical solutions.
  • Mentor junior and mid-level engineers, promoting engineering excellence and best practices.

Requirements

  • 5+ years of experience in frontend software engineering.
  • Strong expertise in JavaScript / TypeScript, React, and Next.js.
  • Experience integrating with WordPress and Strapi CMS.
  • Solid knowledge of frontend performance optimization, SEO, accessibility, and responsive design.
  • Experience with automated testing frameworks such as Cypress and/or Playwright.
  • Strong understanding of REST APIs, authentication flows, and web security fundamentals.
  • Experience with Git workflows, CI/CD pipelines, and agile delivery environments.
  • Strong problem-solving skills and ability to work independently in fast-paced environments.

Nice to Have

  • Experience with WHMCS customization, theming, and frontend integrations.
  • Experience with Vercel, Docker, Kubernetes, or cloud platforms.
  • Knowledge of analytics, A/B testing, personalization, and experimentation platforms.
  • Experience with AI coding assistants and AI-enhanced QA automation workflows.
  • Previous experience leading frontend teams or owning architecture decisions.

What Success Looks Like

  • Fast, reliable, and scalable digital products delivered consistently.
  • Improved engineering velocity through reusable components and AI-enabled workflows.
  • High test coverage and reduced regression issues through automation.
  • Excellent user experience metrics and frontend performance outcomes.

What We Offer


• Competitive base salary plus performance-based bonus
• Opportunity to work in a fast-growing technology infrastructure company
• Collaborative, multicultural, and execution-focused environment
• Exposure to regional operations across a LATAM-focused business

Skills Required

  • 5+ years of experience in frontend software engineering
  • Strong expertise in JavaScript / TypeScript, React, and Next.js
  • Experience integrating with WordPress and Strapi CMS
  • Solid knowledge of frontend performance optimization, SEO, accessibility, and responsive design
  • Experience with automated testing frameworks such as Cypress and/or Playwright
  • Strong understanding of REST APIs, authentication flows, and web security fundamentals
  • Experience with Git workflows, CI/CD pipelines, and agile delivery environments
  • Strong problem-solving skills and ability to work independently in fast-paced environments
Am I A Good Fit?
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The Company
HQ: Miami, Florida
151 Employees
Year Founded: 2019

What We Do

EdgeUno: Your Key to LATAM! Welcome to EdgeUno, where we're pioneering the next era of digital empowerment and connectivity. As a dynamic leader in the tech landscape, we're committed to redefining how you experience the internet in Latin America and beyond. 🚀 Unleashing Innovation: With our innovative mindset, we're reshaping the connectivity landscape. We're not just providers; we're enablers of seamless experiences that empower businesses and individuals. 💡 Cutting-Edge Data Centers: Our network of 50+ modern data centers sets the stage for unparalleled performance. These hubs of innovation serve as the backbone of high-speed, low-latency connectivity. 🌐 Global Connectivity: We're not bound by borders – our best-connected network spans continents, ensuring your content reaches audiences worldwide, effortlessly. 🎮 Gaming & Streaming Excellence: Whether you're a passionate gamer or content creator, EdgeUno is your partner in delivering smooth, immersive experiences that captivate and engage. 🔗 Simplified Cloud Deployment: Seamlessly deploy your cloud applications and services, thanks to our advanced infrastructure that makes complexity disappear. Join us in this journey as we revolutionize digital experiences, spark innovation, and pave the way for a connected world that knows no boundaries. Your online adventure begins with EdgeUno. 🌎🌟 #EdgeUno #Connectivity #Innovation #DigitalEmpowerment #FutureTech #as7195

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