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Hire F# developers and engineers

Michael Truog, United States

Member since January 28, 2011
Michael is a top architect, engineer, developer, and entrepreneur with a proven ability to develop efficient, scalable, and fault-tolerant server solutions for complex problems. He has extensive experience and skills with all levels of software and architecture. Click to continue

Anders Bech Mellson, Denmark

Member since May 26, 2014
Anders is a software developer with a great sense for creative problem solving. He has experience with Scala, C#, Java, Objective-C, Swift, Groovy, F#, Akka, Play, Grails, and more. He strives to understand client needs and to deliver software exceeding those expectations. Click to continue

Michael Berg, Canada

Member since June 17, 2014
Michael is an architect, entrepreneur, developer, and designer with a broad skill set who focuses on mission-critical private and public industry web applications and sites. He has a lot of experience in private SEO-based content business where good design and SEO-friendly interfaces are critical. Click to continue

Val Kolupaev, Canada

Member since March 3, 2014
Val is an expert engineer with 7 years of experience in all levels of the software development process. He is a results-driven and flexible professional who turns business ideas into solutions. Val has first-hand experience in building scalable, fault-tolerant, and maintainable web applications. Click to continue
Trustpilot
Toptal on TV
"Toptal is killing it, it kind of owns this market."
Andrew Ross Sorkin Reviews Toptal
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"Tech companies simply cannot find the quality employees they want to hire. The solution: Toptal."
Liz Claman´s Review of Toptal
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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
“Robert was such a breath of fresh air! I’m used to working with developers who don’t speak good English, don’t understand my needs, and are bad communicators in general. But Robert was not only an EXCELLENT communicator, he knew exactly what I was looking for and made it better than I thought possible. Now I have a website that works better than I thought it could for less than the cost it would have taken other developers, and in half the time. Robert is as good as they come, and a true professional. Anyone thinking of working with him, stop thinking about it and hire him. You won’t regret it.”
Matthew Bennett
CEO @ Winning Social
“While looking for a high-level Python/Django developer, I found Toptal via a simple Google search, and that was a stroke of luck for our company. We needed a expert engineer who could start on our project immediately as we had a tight deadline. We were introduced to Simanas and immediately knew he was a great choice who had already been vetted... and he exceeded our expectations with his work. Not having to interview and chase down an expert developer was an excellent time-saver and made everyone feel more comfortable with our choice to switch platforms to utilize a more robust language. Toptal made the process easy and convenient, and we are extremely happy with the results. Toptal is now the first place we look for expert-level help.”
Derek Minor
Senior VP of Web Development @ NetWorldMediaGroup
“We recently launched our app with the help of Toptal and Nikola, an iOS developer. I was immediately impressed with the constant communication, detail, and level of talent that Nikola brought to the table. More importantly, when the project was underway, Nikola proactively provided creative workarounds for unforeseen hurdles and challenges. I couldn't be happier with our engagement and would highly recommend Nikola and Toptal.”
Chip O'Toole
Founder @ Humans Helping Robots LLC
“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 am more than pleased with the experience with Toptal. It may cost a little more, but because they pre-qualify and hand-pick the professional best suited for the job, it's well worth it. The professional I got to work with was on the phone (Skype) with me within a couple hours. I knew after discussing my project with him that he was the candidate I wanted to do the job, and I hired him immediately... and he wasted no time in getting to my project. He completed the job and went the extra mile to clean up older, messy code and even added some great design elements that enhanced our overall look. I would highly recommend Toptal to anyone needing to hire a professional. Great company. Great service. Thank you, Toptal.”
Paul Fenley
Director @ K Dunn & Associates
“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
“Finding a good developer who specialised in the technologies we use seemed like an impossible task... until we used Toptal. We had several trial periods and have just accepted our first developer to join the team! The whole process went seamlessly and without any surprises or hidden costs. We are very happy and will continue to work together!”
Artem Tolmachev
CEO @ eKids.nl
“Toptal provides a great service: Within a week of posting my job, I was matched with my developer and ended up completing the entire project with him. I'll continue to use Toptal in the future for any new development work I may need.”
Mike Jones
CEO @ DigitalDripped
“Our Toptal contractor quickly came up to speed on our process and became an integrated part of our team. We look forward to growing together!”
Vitaly M. Golomb
CEO @ Keen Systems
“We've been incredibly pleased with our experience working with Toptal thus far. Their team worked quickly and efficiently to isolate the needs of our project, and they paired us with an appropriate developer within a couple days who we quickly contracted after a great interview. The work performed on our project was top-notch, and we can’t wait to make use of Toptal’s resources again.”
Ryan Staake
Owner @ Pomp&Clout
“I've been very happy with Juraj. He is efficient, writes great code, and is an extremely nice guy to work with. Most importantly, he is self-motivated. In just his initial pass at the code base, he has contributed several optimizations and stability improvements. Regarding Toptal as a service…well, you matched us up with Juraj without me having to sort through a list of candidates, so I’m impressed.”
Matt Cotton
Dev Team Lead @ eFolder
“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
“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
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My team is going to personally help you find the best candidate to join your team.

Alvaro Oliveira
VP of Talent Operations