Senior Frontend Engineer (ReactJS)

Hybrid, Remote
Colombia
We’re Hiring: Senior Software Engineer (ReactJS) | Remote in Colombia Are you passionate about building high-performance, SEO-optimized web applications that reach millions of users? At Sombra, we’re redefining the event ticketing industry, making it easier than ever for people to access the live experiences that truly connect us. We’re looking for a Frontend Engineer (ReactJS) to join our distributed team and help us deliver scalable, accessible, and fast web experiences.

Requirements:

  • 5+ years of experience in Frontend development with ReactJS.
  • Strong command of JavaScript/TypeScript, HTML5, CSS3.
  • Proven experience optimizing websites for performance and SEO
  • Understanding of semantic HTML, accessibility (WCAG), and SSR (Next.js is a plus)
  • Comfortable working in distributed teams across time zones (Pacific Time).
  • Excellent communication and ownership mindset
  • Familiarity with RESTful APIs, testing tools, and CI/CD pipelines

Responsibilities:

  • Develop and maintain SEO-optimized web components using ReactJS
  • Collaborate with Product and Design teams to build performant and accessible UIs
  • Conduct performance audits and implement improvements
  • Contribute to scalable and maintainable frontend architecture
  • Participate in code reviews and mentor less experienced engineers

We offer:

Well-being:

  • 10 Working days of Paid Day Off within an individual year.
  • Up to 15 working days of Unpaid days off within an individual year.
  • Compensation for sports activities or life insurance covering (up to 250$ per year) – after the trial period.

Professional Growth:

  • Sombra University courses – enjoy a range of learning opportunities through Sombra University. It offers many educational courses, as well as educational lectures on a variety of topics.
  • Sombra Around Tech – community attendance – Sombra unites engineers and experts in several areas: Front-end, Back-end, QA, DevOps, and Вusiness Analysis.
  • Mentorship program – available on request.
  • UDEMY online course platform – stay up-to-date with the latest technologies and programming languages.
  • English courses and Speaking Club – attend English classes twice a week in small groups.

Added advantages:

  • Work equipment (Laptop, monitor, and small devices compensation).
  • Sombra’s referral program.
  • If you know someone you believe is a good fit for our cooperation, you can recommend them and get a reward.
  • Public Holidays – celebrate 18 statutory holidays in Colombia.
  • Sombra events – Join Sombra’s traditional events (both online and offline).
Yeimy Sanchez

Recruitment Specialist

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