Hire Freelance CoAP Developers and Engineers
Carl Humphries
Carl is a full-stack developer with five years of experience and an extensive understanding of all things computer science. As a passionate and focused individual, Carl is driven by goal setting and organization. Carl prides himself on developing software with a meaningful user experience that benefits their lives. With his love for technology and a joyful attitude towards learning something new, Carl joined Toptal to find projects where he can help to create something new and exciting.
Show MoreSylvain Vittecoq
Sylvain's been a CTO, engineering manager, and senior software engineer in the US and Europe. He is a very hands-on, result-oriented expert in Java and solution definition and can work with anyone from engineers to C-level execs. Sylvain's delivered nationwide security infrastructures for millions of devices and connected millions of eCommerce users. Sylvain founded FileChain to offer next-generation blockchain platforms for large-scale Web 3.0, Industry 4.0, and NFT decentralized marketplaces.
Show MoreStefan Fischer
Stefan is an experienced C# and .NET developer and software architect, mainly focusing on back-end application services, yet having a broad range of professionally proven skills at hand to deliver end-to-end assistance on complex and challenging projects. He's also mastered various out-of-band skills in several fields of knowledge such as electronic design, 2D and 3D CAD construction, 3D printing, and manufacturing methods that help him quickly get to the idea of customer's specific needs.
Show MoreVasco Cardoso Espinheira Rio
Vasco is a senior embedded software developer with over a decade of experience building reliable products for companies like Synopsys and Tridonic. He specialized in C, C++, Python, and embedded Linux but would also love to work in state-of-the-art products with technologies such as Rust.
Show MoreBagas Naufal Insani
With seven years of experience in software development, Bagas has delivered award-winning projects encompassing websites, mobile apps, embedded systems, and IoT. He created an online gaming platform that lets people earn money when playing motorsport video games. Bagas has also built high-complexity product systems for culinary, cloud kitchens, hospitality, and gaming companies. He uses JavaScript, TypeScript, React, Node.js, Express.js, and NestJS for web app development.
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