Hire the best Kotlin developers near Philadelphia.

Toptal is a marketplace for top remote Kotlin developers, engineers, programmers, coders, architects, and consultants. Top companies and start-ups in Philadelphia choose Toptal Kotlin freelancers for their mission-critical initiatives.
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Hire remote Kotlin Developers near Philadelphia or in a similar time zone

Eliran Ben Ezra

Member since May 9, 2016
Over a twenty-year career that started when he was fourteen years old, Eliran has done most of his work in the gambling industry, where he designed and developed games, electronic circuit boards and their firmware, device drivers, management web sites, and interconnected systems. Click to continue

Eugene Ossipov

Member since October 23, 2016
Eugene has over two decades of professional experience as an architect and developer with in-depth knowledge of a wide range of methodologies and technologies. He is an expert trouble-shooter and problem solver with an extensive background in architecture, design, application development, and systems integration. Click to continue

Johan Hernandez

Member since January 3, 2012
Johan is a mobile app and cloud back-end developer with over 15 years of experience. He's been telecommuting for startups in the USA since 2010. He has worked with enterprise stacks for a number of years, but more recently his primary focus has been on building native apps for mobile and desktop (Mac, iOS, Android and Windows) using Swift, Objective-C, Java, Kotlin, and C#. He also builds his own RESTful back-ends with Rails, Node, and Golang. Click to continue

Tomasz Sikora

Member since July 30, 2015
Tomasz is a Software Developer with a broad range of professional experience and a background in Computational Physics and Science. He is proficient in Java, native Android app development, numerical simulations, and data analysis. Tomasz is always interested in learning state of the art technologies, and has a passion for algorithms, data structures, and the functional programming paradigm (Haskell and Clojure). Click to continue

Iuri Alexandre Cernov de Oliveira Barbosa

Member since January 25, 2017
Iuri Cernov is the type of iOS freelance developer who has a linear thought process for solving problems, divides his work into small parts, and does everything possible to ensure the quality of the final product. He is also passionate about mobile apps and new technologies—this led to him also working on Android development. Click to continue

Dan Goldstein

Member since February 22, 2018
Dan has a combination of software development and business management experience that make him a great hire for any project. He specializes in Android apps, web apps, server software, and has experience in a variety of languages and frameworks. His management experience comes from his roles as a software team lead at various companies and as COO of a small manufacturing company. Click to continue

Vinicius Silva

Member since February 15, 2017
Vinicius is an Android developer, startup enthusiast, and entrepreneur. With 6 years of experience in development, he's worked at Goldman Sachs and built apps from scratch for startups in Silicon Valley. He likes to keep an eye on new practices that improve the architecture and make coding more productive and pleasant. He's been recently exploring RxJava, MVP and MVVM patterns, Kotlin, and Anko for Android. Click to continue

Carlos Eduardo Melo

Member since May 1, 2017
Carlos has over 8 years of experience developing enterprise applications. He's seasoned with both front and back-end engineering, and specializes in the development of highly scalable applications. He likes to innovate and to tackle complex problems. He communicates well, and has worked with small and big teams. Click to continue

Wellington Guimaraes

Member since February 29, 2016
Wellington is a full-stack developer with over ten years of experience in all phases of the web development process: analysis, UI/UX design, and client and server side programming. He's one of those lucky programmers with real design abilities so in the front-end he codes with flair and visual appeal. He's passionate about challenges, innovation, and making people’s lives easier. He communicates well and has worked in big and small teams. Click to continue
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“Dario was recently assigned to our company in order to help with PHP and JW Video player refinements. He listens extremely well and offers common sense suggestions that save both time and money. He speeds up the process by asking great questions, and he just delivered our first project on time. His redesigned player offers a very pleasing appearance and delivers functions that are both elegant and intuitive.”
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Gena Romano
Vice President of Digital @ VOX Global
“Toptal understood our project needs immediately. We were matched with an exceptional freelancer from Argentina who, from Day 1, immersed himself in our industry, blended seamlessly with our team, understood our vision, and produced top-notch results. Toptal makes connecting with superior developers and programmers very easy.”
Jason Kulik
Co-Founder @ ProHatch
“Sergio was an awesome developer to work with. Top notch, responsive, and got the work done efficiently.”
Dennis Baldwin
Chief Technologist and Co-Founder @ PriceBlink
“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
“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
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Technical Team Lead, CSR Connect, Australia @ CSR Limited
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Jeremy Wessels
CEO @ Kognosi
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Mindle Hastings
Sr. Product Manager @ Bodybuilding.com
“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

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