Hire the best C# developers near San Francisco.

Toptal is a marketplace for top remote C# developers, engineers, programmers, coders, architects, and consultants. Top companies and start-ups in San Francisco choose Toptal C# freelancers for their mission critical software projects.
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Hire remote C# Developers near San Francisco or in a similar time zone

Jack LaSota

Freelance C# Developer at Toptal since August 24, 2016
Although Jack has enough of a CS background to turn algorithms into code, most of his skills originated from an indie puzzle game that he wrote alone. He learned that he had to be a perfectionist about best practices in order to avoid slowing to a crawl on large projects. Jack has recently developed another successful (niche) major project: a front-end only single page web app, wearing every hat and talking to the users about what they needed.. Click to continue

Derek Wang

Freelance C# Developer at Toptal since January 4, 2015
Over the past couple of years, Derek has worked on various .NET websites and applications such as social media sites and has been part of the development team creating websites for airline companies around the world. He also has a little experience with mobile development and C++. He has worked for a variety of teams online and in person and can communicate well in diverse environments. Click to continue

Wouter Steenbergen

Freelance C# Developer at Toptal since December 11, 2013
Wouter is a highly motivated, versatile, and skilled software engineer with 7+ years of experience as a team and program lead and 12+ years of significant software development experience. Click to continue

Dariel Marlow

Freelance C# Developer at Toptal since August 9, 2014
Dariel is a former Microsoft employee and successful startup entrepreneur. He has worked in a variety of capacities throughout his career. As a network admin, software developer, QA developer and architect in both enterprise and startup environments, he has the skills to help any team succeed. Click to continue

Nathan Ziebart

Freelance C# Developer at Toptal since January 8, 2013
Nathan is an exert iOS and .NET developer with several years of professional experience and a bachelor's degree in computer science. He is an astute problem solver, and he loves to work with clients across the globe to find the most elegant solutions. Click to continue

Alexander Xu

Freelance C# Developer at Toptal since March 12, 2015
Alex is a full-time software engineer who has worked for tech and eCommerce giants Microsoft, Amazon, and eBay. He offers many years of experience and superb expertise in developing enterprise applications. He is a solution seeker at heart, and he works well with clients. Click to continue

James Hollister

Freelance C# Developer at Toptal since July 21, 2016
James has a decade of experience analyzing complex business problems and solving them with simple, elegant information systems. Technologies that he has used to build those systems consist primarily of the Microsoft Stack - ASP.NET, C#, SQL Server, WPF, Windows Services, HTML5, JavaScript, and AngularJS. Click to continue

Patrick Ryder

Freelance C# Developer at Toptal since October 9, 2012
Pat has over a dozen years of experience developing applications on the .NET platform, including having been part of the development team at Microsoft which created the platform itself. He also develops for Windows native API (Win32/COM), he communicates extremely well, and he has worked in teams of all sizes. Click to continue

Tarek Ayna

Freelance C# Developer at Toptal since February 3, 2015
Tarek is a software engineering manager of the Azure team at Microsoft where he leads a team of 10 software engineers. He is a software manager, architect, and developer with over 10 years of experience in the field. Tarek is a full-stack developer: his experience ranges from databases and caches, the middle tier, and to the front-end. He has extensive experience in Azure and cloud architecture. Click to continue

Eric Adem

Freelance C# Developer at Toptal since October 1, 2016
Eric is a senior software developer driven by results, quality, and efficiency—offering extensive experience within large corporate or startup environments. He's excellent at understanding client and end-user needs and designing solutions that meet those needs while being cost-effective, flexible, and scalable. Click to continue
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Toptal in the press
“Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.”
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“Toptal allows corporations to quickly assemble teams that have the right skills for specific projects.”
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Testimonials
“The task of finding and hiring the right developers and programmers can be daunting, especially for startups. After sifting through countless unfit freelancers, we came across Toptal. They were able to fill our open position in no time, and I'd highly recommend the service!”
Josef Holm
CEO @ Tubestart
“We needed a talented developer and we needed him/her very quickly. So we turned to Toptal and couldn't be happier with the results! Our Toptal freelancer has contributed extraordinary knowledge, talent, and startup experience to our team. We will continue to work with Toptal to fulfill our future talent needs.”
Lindsay Fairman
Founder & Owner @ FairTech Labs, LLC
“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
“My business relationship with Toptal has been nothing short of terrific. From reviewing my project with their team to choosing a highly-talented developer, and all the way through releasing our application, it has been an incredibly smooth and successful experience.”
Gary Craig
Senior Analyst @ NetApp
“As a growing startup, finding top-notch engineering talent at affordable rates is one of the biggest challenges. After being frustrated with unreliable local contractors in New York, we turned to Toptal. We worked closely with Michal in Poland for 5 months and were thrilled with the results. Michal was an outstanding engineer who communicated flawlessly and took control of our project in ways that far exceeded my expectations. I give Michal and Toptal my highest endorsement and will continue to use and recommend them to anyone looking for software engineering talent.”
David Baker
Founder @ Spins.FM
“Toptal has been an incredible source of amazing software engineering talent. The contractors who have worked with us have been top notch, spoke perfect English, and worked superbly with our team. We recommend Toptal without any reservations!”
Vineet Singal
Co-Founder @ CareMessage
“We needed a programmer to help push a project over the finish line, and I figured -- best case -- Toptal would find someone who would come in and complete a few tickets. Instead, Sergio blended right in with the team and made significant progress after mere days of ramp-up. He even offered to take his laptop with him on vacation in case we had a customer issue with his code! He surpassed my expectations, and then some.”
Bryan Adams
CTO @ Healthsense
“We've been very pleased with our experience working with Toptal. Their team was incredibly helpful in helping us find the perfect developer for our project. The work was stellar, the communication was excellent and we couldn't have been happier with the overall experience. We're excited to work with Toptal for more projects in the future!”
Ryan Walker
Director, Product Management @ Rand McNally
“We're a small firm with big dreams. After trying 4 or 5 local or outsourced developers, we were out of options. I'd heard of Toptal, but was worried that my company wasn't big enough for them. After calling them up, I found out that I didn't need to meet any minimum budget and was immediately put in touch with a developer to talk through my problems and goals. A day later, he got back to me with a list of possible solutions. After 9 months and 5 developers, Toptal got me my solution in a single week at a price I could afford.”
Kevin Ramirez
Co-Founder @ SixtyVocab.com
“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
“I can't say enough about how happy and confident I am in working with Enrique. He brings an enthusiasm to his profession that is very refreshing, constantly surprising us with his depth of knowledge and his capability to not only complete the task, but to surpass our expectations. He presents us with solutions that we would not have thought about ourselves, and sees the problem better than we can explain it.”
Chad Berryman
Senior Technical Lead @ Zoomedia
“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'm incredibly impressed with the caliber of the Toptal developers I have worked with - they have proven themselves to be both dedicated and highly talented. We will most definitely continue to work with Toptal. ”
Savannah de Savary
Founder @ Industry Hub
“Toptal has been extremely helpful to us in finding top remote talent. The ratio from interview to hire with Toptal candidates is the highest I've ever experienced in my professional career.”
Philipp Berner
Co-founder and CTO @ KeepSafe

Recent C# Articles by Toptal Engineers

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