Hire Freelance CircleCI Developers and Engineers
Rens Poesse
Freelance CircleCI Developer
Rens is a full-stack developer with over a decade of experience leading teams, designing complex systems, and communicating effectively. He also has a background in psychological research and statistics. Having worked for corporate clients, in academics, and for startups, Rens has a deep understanding of various stakeholders while maintaining a young, creative mindset. He was named one of the most promising tech talents according to TNW.
Show MoreAndrey Izotov
Freelance CircleCI Developer
Andrey is a hands-on architect and full-stack developer specializing in the delivery of optimized solutions built with cutting-edge technologies. Zealous about TDD, he enjoys delivering maintainable systems with high test coverage. He produces reliable results, whether leading a team or working independently. Passionate about designing software systems, Andrey can provide a solution to satisfy your technical needs.
Show MoreAndrei Cioara
Freelance CircleCI Developer
As an engineer, Andrei enjoys making software run as fast as the hardware allows. Holding a master of engineering degree from Imperial College London, Andrei excelled in his studies and graduated with a first class honors distinction. Andrei has previously worked at Microsoft, Palantir Technologies, Citadel Securities, and Jump Trading.
Show MoreFabian Ponce
Freelance CircleCI Developer
Fabian is a DevOps professional with a proven track record as a hands-on individual contributor—from early-stage startups to established enterprises, full-time, and consultant roles. He has experience wearing multiple hats and operating in highly regulated environments.
Show MoreFrédérique Mittelstaedt
Freelance CircleCI Developer
Frédérique is a software engineer and entrepreneur with an MSc in theoretical physics from Imperial College London. He excels at building full-stack systems with the web, desktop, and mobile apps, microservices, and external integrations. Frédérique co-founded an international marketing agency and three startups in developer tools, cybersecurity, and AI. Frédérique regularly releases TypeScript packages and contributes to other open-source projects.
Show MoreAntoine Reversat
Freelance CircleCI Developer
Antoine has been a Linux systems administrator and a Python developer for the past 18 years. He has a wide-ranging set of skills, from VoIP to testing automation, and has worked for several big companies (Ubisoft, Facebook) and several smaller ones. Antoine loves to dive deep into the intricacies of a system in order to troubleshoot performance issues or complicated bugs.
Show MoreAndy Potanin
Freelance CircleCI Developer
Andy is a businessman who understands the fundamentals of business and who knows how to code. Overall, he's very experienced in nearly all aspects of contemporary web development, deployment, DevOps, and the elements of building a solid stack that can scale. Early on in his career, he was a very early adopter of Docker and Node.js and has a strong development background with the WordPress API.
Show MoreJasper Schulte
Freelance CircleCI Developer
Jasper is a veteran full-stack JavaScript/TypeScript engineer. The first decade of his career, he spent building his own company developing web platforms for his clients and constructing scalable and maintainable platforms. After selling his shares in 2015, he started consulting for companies, leveraging this expertise. As a person, Jasper is friendly, very proactive, and operates using extremely high-quality standards.
Show MoreRyan Keener
Freelance CircleCI Developer
In 2011, Ryan left the corporate world to start a company, and in the process fell back in love with software development. Along the way, he's become proficient in many new web technologies, especially AWS and Node.js, helping to launch several new products and enhance existing ones.
Show MoreScott Jungwirth
Freelance CircleCI Developer
Scott is an engineering leader and technology innovator with nearly a decade of experience mentoring and building agile teams focused on delivering exceptional products through a culture of teamwork, innovation, and development.
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