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Mobile Performance Engineer (iOS) - Remote Work | REF

Hiring from
Latin America
Work type
Remote
Posted
Oct 2, 2026
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At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley.

Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide.

When you apply for this position, you're taking the first step in a process that goes beyond the ordinary. We aim to align your passions and skills with our vacancies, setting you on a path to exceptional career development and success.

Mobile Performance Engineer (iOS) at BairesDev

As a Mobile Performance Engineer (iOS), you will focus on optimizing the efficiency and responsiveness of iOS applications. You will ensure a high-quality user experience by identifying and resolving performance bottlenecks related to memory, battery life, and interface fluidity.

What You'll Do

  • Analyze and optimize iOS application startup time and scrolling performance to ensure a seamless user experience.
  • Monitor and reduce memory usage and battery consumption using Xcode Instruments and other profiling tools.
  • Identify and resolve complex performance regressions through deep-dive analysis of Swift code and system frameworks.
  • Collaborate with development teams to implement best practices for resource management and efficient coding.
  • Design and execute performance testing strategies to proactively catch regressions before they reach production.

What We Are Looking For

  • 4+ years of experience in Software Engineering, Mobile Development, or Performance Engineering.
  • Proven expertise in optimizing iOS application performance, including memory and battery consumption.
  • Proficiency in using Xcode Instruments for profiling and identifying performance bottlenecks.
  • Strong background in Swift development and iOS system internals.
  • Hands-on experience improving startup times and UI responsiveness for mobile applications.
  • Advanced proficiency in English.

How we do make your work (and your life) easier:

  • 100% remote work (from anywhere).
  • Excellent compensation in USD or your local currency if preferred
  • Hardware and software setup for you to work from home.
  • Flexible hours: create your own schedule.
  • Paid parental leaves, vacations, and national holidays.
  • Innovative and multicultural work environment: collaborate and learn from the global Top 1% of talent.
  • Supportive environment with mentorship, promotions, skill development, and diverse growth opportunities.

Join a global team where your unique talents can truly thrive and make a significant impact!

Apply now!

#BD-PRIO-2026

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