Martin Fronek - TypeScript Superstar, Toptal

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Work Background

PfizerSenior React Developer

Nov. 2022 - Dec. 2023Remote- Optimized a GPS tracking solution for performance and boosted the performance 5-fold. - Developed a custom in-house solution for label printing from scratch in the React framework. - Refactored React legacy code for better peformance and maintainability.

ToptalApplication Developer

Jun. 2015 - Nov. 2022- In 2015, I got accepted to Toptal, the network of only the highest caliber freelance developers (only 3% of applications get accepted, through an extensive screening process) - Worked on 7 different projects as a freelancer (remotely) - Ensured problem-free project delivery and communication with clients and across the clients' teams

UniquedocSenior Web Application Developer & Team Leader

May. 2013 - May. 2015- Led a team of international developers, both on-site and remote. - Ensured that the code is stable, secure, high-performing, and bug-free. - Developed a custom framework that the application was built on. - Built the whole API used by the front-end. - Built automated unit tests to ensure ongoing quality of the product.

Martin FroněkFreelance Web Developer

Oct. 2006 - May. 2013- Developed over 10 large projects for both clients and myself (including an advertising management system, SMS processing system, an automated Forex trading robot and many more). - Worked with exacting clients and ensured that the job had always been finished properly and in time. - Worked remotely for international clients. - Cooperated with clients' international teams.