> Markdown version of [/videos?event=world-congress-2023&page=72](https://www.wearedevelopers.com/videos?event=world-congress-2023&page=72). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Videos 2243 videos · 24305 moments · 1256.1 hours of content ## All videos ### Lessons learned from observing a billion API requests An analysis of a billion API requests reveals a shocking vulnerability: nearly half lack basic authentication. Learn to secure your architecture and prepare your endpoints for AI consumers. - **Speakers:** Pratim Bhosale - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 23:47 - [Watch](https://www.wearedevelopers.com/videos/1574-lessons-learned-from-observing-a-billion-api-requests) ### Possibilities with Web Capabilities Can your web app interact directly with local hardware? Discover how Project Fugu's powerful APIs securely bridge the gap between native and web experiences. - **Speakers:** Rowdy Rabouw - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 27:05 - [Watch](https://www.wearedevelopers.com/videos/1575-possibilities-with-web-capabilities) ### Privacy-first in-browser Generative AI web apps: offline-ready, future-proof, standards-based Ditch costly cloud APIs and build fully private, offline-ready generative AI web apps. Run models locally using the WebNN API to ensure zero latency and absolute data privacy. - **Speakers:** Maxim Salnikov - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 30:13 - [Watch](https://www.wearedevelopers.com/videos/1572-privacy-first-in-browser-generative-ai-web-apps-offline-ready-future-proof-standards-based) ### Optimistic UI Updates: Enhancing User Experience and Improving Interaction to Next Paint (INP) Generic loaders might pass INP thresholds, but they destroy perceived performance. Learn to mask backend latency entirely using optimistic UI patterns and React 19. - **Speakers:** Marc Müller - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 20:30 - [Watch](https://www.wearedevelopers.com/videos/1573-optimistic-ui-updates-enhancing-user-experience-and-improving-interaction-to-next-paint-inp) ### Blazing Fast Page Navigation with Speculation Rules Human reaction times are inherently slow. Turn this hidden delay into blazing fast, zero-latency web navigation using the Speculation Rules API to pre-render links mid-click. - **Speakers:** Medhat Dawoud - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 36:16 - [Watch](https://www.wearedevelopers.com/videos/1570-blazing-fast-page-navigation-with-speculation-rules) ### 20 Years of Domain-Driven Design: What I’ve Learned About DDD Software quality cannot be universally perfect. Discover how twenty years of Domain-Driven Design teaches engineering leaders to prioritize the core domain and organize architecture by functionality. - **Speakers:** Eberhard Wolff - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 29:11 - [Watch](https://www.wearedevelopers.com/videos/1571-20-years-of-domain-driven-design-what-i-ve-learned-about-ddd) ### Why Security-First Development Helps You Ship Better Software Faster Security doesn't kill developer velocity; fixing production bugs does. Learn how left-shifting automated safeguards preserves your flow and actually accelerates software delivery. - **Speakers:** Michael Wildpaner - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 22:18 - [Watch](https://www.wearedevelopers.com/videos/1568-why-security-first-development-helps-you-ship-better-software-faster) ### Kill Switch or Moral Compass: Who Programs AI’s Conscience? Amazon's biased CV screener proved the danger of unchecked algorithms. Learn to proactively engineer a moral compass into your AI workflows so the kill switch gathers dust. - **Speakers:** Torsten Stiller - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 28:54 - [Watch](https://www.wearedevelopers.com/videos/1569-kill-switch-or-moral-compass-who-programs-ai-s-conscience) ### The Deichmann RPA journey: Step by step with low-code automation to success Deichmann built a unique RPA bot to reunite orphaned shoes across 4,700 stores, saving thousands of euros. Discover their complete low-code journey from basic automation to Agentic AI. - **Speakers:** Niklas Blumenthal, Tobias Bernhardt - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 28:53 - [Watch](https://www.wearedevelopers.com/videos/1566-the-deichmann-rpa-journey-step-by-step-with-low-code-automation-to-success) ### Unleash the power of 5G in your code: transform your apps Drop unreliable SMS authentication and spoofable GPS from your architecture today. Discover how standardized 5G network APIs unlock universal, low-latency connectivity and tamper-proof security directly in your code. - **Speakers:** Alexandru Ciinaru, Mark Cornall, Noel Wirzius, Sameer Jain - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 22:18 - [Watch](https://www.wearedevelopers.com/videos/1567-unleash-the-power-of-5g-in-your-code-transform-your-apps) ### The Evolution of Enterprise Java with Jakarta EE 11 and Beyond The developer trauma surrounding decade-old EJBs is finally outdated. Jakarta EE 11 introduces native Java 21 virtual threads and eliminates legacy XML for a streamlined, cloud-ready architecture. - **Speakers:** Ivar Grimstad - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 30:16 - [Watch](https://www.wearedevelopers.com/videos/1562-the-evolution-of-enterprise-java-with-jakarta-ee-11-and-beyond) ### Prompt Injection, Poisoning & More: The Dark Side of LLMs Treat your LLMs like untrusted users instead of reliable microservices. Discover how to protect your AI pipelines from hidden prompt injections, poisoned data, and catastrophic leaks. - **Speakers:** Keno Dreßel - **Event:** World Congress 2025 - **Published:** August 20, 2025 - **Duration:** 23:24 - [Watch](https://www.wearedevelopers.com/videos/1563-prompt-injection-poisoning-more-the-dark-side-of-llms) [Next page](https://www.wearedevelopers.com/videos?page=73)