Hire Freelance Usability Engineers
Serguei Martchenko
Freelance Usability Engineer
Serguei has degrees in mathematics and technological design. He has been applying his knowledge of user-centered design and strong problem-solving skills for 18 years, helping companies implement dynamic web UIs. He has experience creating architecture and supervising large-scale front-end projects.
Show MoreClemens Helm
Freelance Usability Engineer
Clemens has been working as a full-stack web developer for over a decade and a half. He's passionate about designing and building high-quality products. What he loves most about freelancing is the opportunity to encounter various types of projects, people, and cultures. Working this way, he constantly gains experience and knowledge for his next projects.
Show MoreFrederick Fisher
Freelance Usability Engineer
Fred is a versatile full-stack lead developer, technical architect, and entrepreneur with a proven track record delivering wide-ranging solutions from big data systems to websites, mobile apps, and UX design. He is an expert in databases, Python, and JavaScript. He is also strong at data analysis, UX design, and communication.
Show MoreDylan Golow
Freelance Usability Engineer
Dylan is a full-stack engineer who is passionate about connecting people to technology with thoughtful and impactful solutions. He has over five years of experience in enterprise software across various industries, including technology, eCommerce, and professional services. Dylan loves creating MVP to full-scale solutions from scratch—user journey creation, stack selection, front- and back-end development. His current focus is building decentralized applications on the Ethereum blockchain.
Show MoreIgnacio Toledo
Freelance Usability Engineer
Ignacio is a freelance UI developer and designer who specializes in responsive website UIs coded in HTML/CSS with a splash of JavaScript where necessary. He designs and builds effective websites for clients who value both technical execution and visual impact. Ignacio has extensive knowledge of both development and design and feels most comfortable helping teams bridge the gap between those worlds.
Show MoreJoao Vital
Freelance Usability Engineer
Joao is a seasoned software engineer with a passion for user experience. He began his journey as a Java developer, but eventually, he transitioned to iOS development because it allowed him to put his focus on user experience at the forefront. With a keen interest in software architecture and good instincts to avoid overly complex solutions, Joao thrives in team environments making him a valuable asset to any project.
Show MoreLukas Liesis
Freelance Usability Engineer
Lukas is a skilled developer with 20 years of experience on projects with up to 15 million users. He's passionate about React, React Native, MongoDB, web sockets, and Material Design. He has experience with DynamoDB, SQL, MongoDB, and RESTful and socket-based APIs. He's used and created custom APIs and can build software from the ground up.
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