Alcides Fonseca

40.197958, -8.408312

About

I am passionate about technology, with a focus on programming languages, verification and artificial intelligence. Not to get stuck in the academic ivory tower, I try to balance some professional work to keep me up to date, and to feel I have a real impact in the world.

Academic

2024-current Associate Professor University of Lisbon
2017-2024 Assistant Professor University of Lisbon
2011-2017 PhD Student University of Coimbra
2013 Visiting Professor ISCTEM
2010 Visiting Scholar Carnegie Mellon University

More information about my Teaching and Research.

Professional

2026 AI Expert Dragonboat Guidance on AI adoption, and consulted on product-specific evals.
2022-2025 Mentor Decipad (defunct) Gave feedback on the programming language and compiler.
2018-2024 Scientific Consultant Genomed (acquired by Synlab) Led the team that built from scratch a platform for automating the report generation for clinical genomics testing, including machine learning scoring.
2017 Back-end Developer Smash-Tech (defunct) Developed the (Django) back-end for a tennis match-making mobile application.
2016 Full-stack and Mobile Developer Sentilant Developed from scratch an Android mobile and (Django) web application for reporting and prioritizing georeferenced city council issues.
2010-2012 Back-end Developer Bürocratik Developed the back-end for several websites from the Critical Software group and MRG.
2007-2009 Co-Founder, Director jeKnowledge Co-created a junior company and managed all Software-related projects.

Speaking

2026 Lisbon.ai Guardrailing your agents with types and logic
2026 Keynote at SLATE Aeon: an AI-ready programming-language
2025 Lambda World Aeon: an AI-ready programming-language
2023 Keynote at Ada-Europe Applications of Liquid Types for more Reliable Software
2018 Sky Technology (internal) Current Advances in Machine Learning

You can check my complete list of talks.

Community

2023-current PL@LX Regular meetups for people interested in Programming Language design, in Lisbon.
2007-2009 Take-Off Yearly country-wide event for entrepreneurs and innovation, back when the Web 2.0 was booming.