Hire the best QA engineers near San Francisco.

Toptal is a marketplace for top remote QA engineers. Top companies and start-ups in San Francisco choose Toptal Qa freelancers for their mission-critical initiatives.
  • Trusted by:

Hire remote QA engineers near San Francisco or in a similar time zone

Christina Lin

Member since January 19, 2016
Christina is a senior QA engineer with expertise in test automation, test management, and manual testing for web and mobile applications. She has created test automation frameworks from the ground up using Selenium WebDriver in several projects as well as automating API testing using REST-assured and Postman. With experience in both private and public sectors, Christina has worked with large, medium-size, and small startup companies. Click to continue

Joshua Hayden

Member since November 15, 2016
As a results-driven, agile software engineer, Josh focuses on implementing high-quality code. He is thorough with details, iteratively driving projects to completion. He is equally comfortable owning an entire project or dividing the work across a team. He regularly contributes to all phases of the software development life cycle. Click to continue

Bernd Reinemann

Member since October 31, 2016
Bernd has over two decades of experience as an IT consultant working in QA management, project management, software testing, software architecture, and system engineering in SW integration tasks. He has a solid grasp of how systems work especially Unix, Linux, client servers, databases, and SQL. Bernd specializes in telecommunications such as CRM, billing, and mobile services. He's also a polyglot—speaking English, German, and Spanish. Click to continue

Dan Collingridge

Member since April 26, 2017
Dan is a tech professional with a wealth of development experience from small startups to large companies. He's not only a talented full-stack developer (MEAN, LAMP, and more), but he has the business knowledge and personality to impact your projects from end-to-end. Dan pays extremely close attention to detail, is able to think through difficult issues, and you won't find anyone who is a better communicator. Click to continue

Alonso Ayala Ortega

Member since October 20, 2015
Alonso is a professional software engineer with 6+ years of experience creating highly maintainable software products. He's an experienced full-stack developer geared towards QA. His great communication skills and his keen eye for specification analysis allow him to deliver bug-free solutions which entirely meet the client requirements. Click to continue
Trustpilot
Toptal on TV
"Toptal is killing it, it kind of owns this market."
Andrew Ross Sorkin Reviews Toptal
Cnbc 02e66b
"Tech companies simply cannot find the quality employees they want to hire. The solution: Toptal."
Liz Claman´s Review of Toptal
Fox 7ef901
Toptal in the press
“Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.”
Selina Wang
“Toptal allows corporations to quickly assemble teams that have the right skills for specific projects.”
Steven Norton
Testimonials
“Toptal’s ability to rapidly match our project with the best developers was just superb. The developers have become part of our team, and I’m amazed at the level of professional commitment each of them has demonstrated. For those looking to work remotely with the best engineers, look no further than Toptal.”
Laurent Alis
Founder @ Livepress
“I struggled for weeks with a Youtube API-specific problem and couldn't find anyone to solve it. Toptal immediately identified the right consultant who took the time to investigate the issue and resolve it quickly. The process was seamless and I will continue to use Toptal with any other issues that arise.”
Rohit Gupta
CEO @ Bollyshake
“We had a wonderful experience with our Toptal consultant. He was very reliable and punctual, delivering excellent work on a budget—we will certainly be using him again!”
Barbara Karpf
President @ DecoratorsBest
“Dave as a developer was absolutely fantastic! The guidance that he provided us will allow us to make tremendous improvements to the next version of our application.”
Baroni Parson
IT Manager @ City Real Estate Advisors, Inc.
“Working with Toptal has been a great experience. Prior to using them, I had spent quite some time interviewing other freelancers and wasn't finding what I needed. After engaging with Toptal, they matched me up with the perfect developer in a matter of days. The developer I'm working with not only delivers quality code, but he also makes suggestions on things that I hadn't thought of. It's clear to me that Amaury knows what he is doing. Highly recommended!”
George Cheng
CEO @ Bulavard, Inc.
“We have been with Toptal for over two years and have hired through them multiple times. They've never failed to deliver with world-class talent and customer service and have been our first choice when scaling our team.”
Stuart Reavley
Product Lead @ ClassDojo
“We have been incredibly happy with our Toptal experience. Initially a skeptic, the process to find and recruit a fabulous iOS developer was very easy. Rather than sifting through hundreds of CVs, we saw two and hired them. They have worked effectively, getting up to speed incredibly quickly and have almost become part of the team. We would definitely use Toptal again. ”
James O'Day
Co-Founder @ Pearlshare
“With the pressure on and millions watching the Cleveland Cavaliers during the NBA Playoffs, Toptal delivered the talent and expertise needed to launch a brand new fan engagement platform.”
Conor Kenney
Director of Professional Services @ Cleveland Cavaliers
“In Higgle's early days, we needed the best-in-class developers, at affordable rates, in a timely fashion. Toptal delivered! ”
Lara Aldag
CEO @ Higgle
“Working with Enrique has been a pleasure and a relief. His knowledge in the IT space is broad and in-depth. Zoomedia has been in need of this level of support for some time and I feel confident we are an exponentially stronger team with Enrique on board.”
Justin Bane
Senior Technical Lead @ Zoomedia
“I needed help, and fast. I did not want to hire a random coder I met online- I was worried about security, and many other issues. Toptal was there when I needed them- and has been fantastic to work with. Outsourcing is full of terrible stories- Toptal is the story that is the giant exception. I give them my highest recommendation.”
Michael Feder
Founder & CEO @ PrayerSpark
“We really enjoy working with Toptal. The experience has been very positive, and we'd recommend it to anyone seeking developers on-demand.”
Jeff Kerr
CEO @ CaseFleet
“I’m a big believer in the saying, ‘hire smart, or manage tough’. For us non-hackers, Toptal takes the guesswork out of hiring. Their coders are vetted, and the work is guaranteed. Why look anywhere else?”
Greg Archbald
Founder & CEO @ Greasebook

Recent QA Articles by Toptal Engineers