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14–16 September 2027
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Day 1 · Foundations — 14 sessions · Times shown in Porto (GMT+1)
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What changes when your users live in every time zone, speak dozens of languages and connect on very different networks? Thomas shares lessons from twenty-five years of building products for broad audiences.
· Main Hall
A practical method for testing model quality across languages, including how to build small but reliable evaluation sets with native speakers.
· Room Douro
How to plan, recruit and run remote user research with participants in many countries — and how to share findings with teams that never meet in person.
· Room Atlântico
Setting and enforcing performance budgets when your users are spread across slow mobile networks on six continents.
· Room Ribeira
A clear look at how the energy use of digital services is estimated, which numbers to trust, and where the uncertainty lies.
· Main Hall
Agreements between data producers and consumers that keep pipelines working when teams, owners and priorities change.
· Room Douro
Component patterns that adapt to Arabic and Hebrew layouts, German compound words and other real-world text — without separate code paths.
· Room Atlântico
A lightweight, one-hour threat-modelling routine that product teams can run every sprint.
· Room Ribeira
Three product leaders compare notes on currencies, local payment methods, tax display and trust signals in different regions.
· Main Hall
Tokenisation, ranking and evaluation challenges when one search system serves many scripts and languages.
· Room Douro
How to measure accessibility continuously and report it next to performance and reliability, so it gets the same attention.
· Room Atlântico
Shifting flexible workloads to times and places with cleaner electricity — what worked, what did not and how results were measured.
· Main Hall
Structure, examples and testing practices that make technical documentation useful for readers whose first language is not English.
· Room Ribeira
Designing growth experiments that respect users, comply with consumer-protection rules in several regions and still teach you something.
· Room Atlântico
Thomas Whitfield
Mei Lin Tan
Amara Okafor
James Carter
Leila Farahani
Lucía Romero
Daniel Mensah
Lukas Brenner
Omar Haddad
Isabela Costa
Rafael Santos
Sophie Laurent