Toptal Blog

Gonzalo is a full-stack developer and expert in secure implementations focused on JavaScript and Node.js. He specializes in solutions for startup companies in finance and education, and has a master’s degree in software engineering from the Instituto Tecnológico de Buenos Aires.

Mayank is a product manager who has built products for GE, The Emirates Group, KPMG, and Kraft Heinz, and launched two startups in the IoT and AI spaces. Mayank specializes in Agile-based execution of robust go-to-market strategies. He holds a master’s degree in information systems management from Carnegie Mellon University and is the author of The Art of Building Great Products.

Mayank is a product manager who has built products for GE, The Emirates Group, KPMG, and Kraft Heinz, and launched two startups in the IoT and AI spaces. Mayank specializes in Agile-based execution of robust go-to-market strategies. He holds a master’s degree in information systems management from Carnegie Mellon University and is the author of The Art of Building Great Products.

Costas is a project and product management expert who specializes in sophisticated technology projects for highly competitive markets around the world. Costas holds a doctorate degree from the National Technical University of Athens and has held multiple C-suite positions during his 25-year career.

Mark is a full-stack software engineer who has written applications for major service companies including Intel, Disney, Sky, and Vodafone. He has led React and RxJS teams from prototype through commercial release, and holds master’s degrees in physics from Oxford University and King’s College.

Elena is a product management expert and strategy consultant with more than a decade of experience. She has led large cross-functional teams in the development of cutting-edge SaaS platforms for international companies including Mondia Technologies and Laerdal Medical.

Florence is a senior product designer with experience in building and scaling design systems, crafting design strategies, and developing user personas. She specializes in working with innovative startups, including Polywork, Carbon, Amplified Payments, and Shop-Ware. She is the Toptal Community Leader for Nigeria and a Toptal Design Mentor.

Puneet is a finance expert who has worked for J.P. Morgan Chase & Co. and Pfizer, and holds an MBA from Harvard Business School. He has held CFO positions at public companies, middle-market private-equity-backed companies, and startups.

Christian is a product designer, product owner, user researcher, and Webflow developer. He led the design team at Chaka, a financial solutions platform, and worked as the founding product designer at SquadPal. His product experience spans B2B, B2C, and SaaS enterprise software.