João Francisco Siebel is a Full Stack Engineer at Entyre GmbH since April 2024, with prior experience as a Full Stack Developer at Shift and Movinga. At Movinga, significant contributions included leading the development of a custom call-center system utilizing Twilio Flex and Salesforce, resulting in a 15% increase in daily calls and a 30% reduction in dropped calls through automated solutions. Additionally, improvements in features contributed to a 3% rise in average margins. João’s earlier experience as a Web Developer at iMDT involved creating and maintaining custom websites and implementing web systems with PHP and PostgreSQL. Educational qualifications include a Bachelor's degree in Computer Science from Unisinos, completed in July 2021.