João da Mata
Senior Software Developer @Crowdee
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WORK HISTORY
Senior Software Developer @Crowdee
Berlin, DE
Development of a crowdsourcing platform for the News-Polygraph project, integrating AI tools and human expertise to enhance media verification processes. Focused on delivering exceptional UI/UX design to ensure intuitive and effective user interactions.
EDUCATION
Technische Universität Berlin
Doctor's Degree
Universität Augsburg / University of Augsburg
Bachelor's degree
Universidade Federal de Minas Gerais
Bachelor's degree
Technical School Juscelino Kubitscheck
High School and Technical Course
Humboldt University of Berlin
Master’s Degree
SKILLS
ABOUT JOÃO DA MATA
I’m an External PhD Candidate at Technische Universität Berlin and Guest Researcher at DFKI, working with the XplaiNLP group on Intelligent Decision Support Systems (IDSS) for fact-checking.My research bridges Explainable AI (XAI), Human-Computer Interaction, and multi-modal AI to design transparent, legally compliant verification tools that strengthen media integrity and trust.Before academia, I built large-scale web apps in industry (front-end, back-end, data), which now informs my research with a strong product and UX mindset. I hold an M.A. in Media Science (HU Berlin) and a B.A. in Journalism (UFMG), with early experience in radio, press at the German Parliament, and newspaper reporting.Interests: XAI • IDSS for fact-checking • Human-AI interaction & trust • Multi-modal AI • Regulatory & ethical compliance in AICurrent focus: Designing explainable, user-centric verification workflows for newsrooms and fact-checkers—integrating LLMs, visual evidence analysis, and auditability.
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