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JS Poland 2025 — The Premier JavaScript Conference in CEE📅 Conference: Wednesday, 19 November 2025
🛠 Workshops: Tuesday, 18 November 2025
📍 Multikino Złote Tarasy (Warsaw) & Online
🌐 https://js-poland.pl
Get ready for a gathering where the JavaScript ecosystem shines in all its diversity — frameworks, tooling, architecture, performance, the entire stack.
This is the place for every developer who wants to stay on the cutting edge.
🎤 Conference Sessions
We’re proud to host a world-class lineup of speakers who are shaping the future of JavaScript:
– Jemima Abu — I Can’t Believe It’s Not JavaScript
– Dr Philippe De Ryck — Breaking and Securing OAuth 2.0 in Frontends
– Eugene Fidelin — Marko.js: Unsung Hero of Scalable Web Frameworks
– Sylwia Laskowska — Rewrite or Refactor? How to Safely Move Legacy Apps to Modern Frameworks
– Julien Huang — Third Parties: Improving It with DX
– Nir Kaufman — The Fast and the Curious: Taming JavaScript’s Idle Time
– Soumaya Erradi — TypeScript Meets IoT: Safe Programming for Embedded Devices
– Tomasz Ducin — Recalibrate Your Tech Skills
– Manfred Steyer — JavaScript as a Crime Scene – Improve Your Architecture with a Forensic Analysis!
– Jakub Andrzejewski — Fast & Lazy – Proven Patterns for Improving Web Performance
– Markus Ingvarsson — Bring Your Own Model Using Transformers.js
– Michał Jawulski — Beyond Requests: Postman for Conscious API Developers
– Frizzarin Nicolas — The INP Score: What It Is and How to Improve It
– Önder Ceylan — The Future of Web AI: Integrating On-Device Models and LLMs in the Browser
– Alain Chautard — Introduction to Cypress for End-to-End Testing
Each session will challenge the status quo, deliver high-impact knowledge, and inspire you to act.
Whether you’re focused on core JavaScript, tooling, or the future of the web, you’ll find your next big idea here.
🛠 Workshops — Tuesday, 18 November 2025
Dive deep into full-day workshops designed to push your skills to the next level. All workshops are available onsite and online:
– Modern JavaScript Architectures, Fall 2025 Edition
Led by Manfred Steyer & Michael Egger-Zikes
Future-proof patterns, reactive state management, modular architectures.
– Mastering NgRx SignalStore for Modern Angular Architectures
Led by Alex Okrushko & Rainer Hahnekamp
Advanced state management and architecture best practices.
– Fundamentals of Software Architecture for AI-Assisted Developers
Led by Tomasz Ducin
System design in the age of AI — clean architecture, modern integrations, intelligent tools.
– Mastering TypeScript’s Advanced Patterns for Hardcore Development (Online)
Led by Tomasz Ducin — online only
Deep dive into advanced TypeScript domain modeling, compiler internals, and real-world type systems.
– Pragmatic JS/Angular Testing – Master Class
Led by Younes Jaaidi
Testing that survives change — behavior-driven testing, component testing, Vitest and more.
– Advanced JS/Angular Performance Optimization – Master Class
Led by Alexander Thalhammer
Initial load optimization, runtime performance, SSR/SSG, and rendering insights.
– AI-Powered Development: Transform Your Workflow – Master Class
Led by Daniel Sogl
Integrate AI tools into your workflow — from prompt engineering to custom MCP servers.
– AI Engineering for JavaScript Developers: Build AI Agents – Master Class
Led by Nir Kaufman
Build real-world AI agents in JS/TS using RAG, multi-agent systems, and automation.
– OAuth 2.0 & OpenID Connect Best Practices – Master Class
Led by Dr Philippe De Ryck
Master the art of securing modern web applications.
🌟 Why You Should Attend JS Poland 2025
– Stay on the leading edge: explore what’s next in the JavaScript ecosystem – frameworks, models, performance, tooling
– Learn from international experts: true practitioners share what works and what to avoid
– Leave with tangible value: sessions and workshops designed for real project impact
– Hybrid format: join onsite in Warsaw or online – same great content, flexible experience
– Network with the community: connect with developers, architects, and tech leads from across Europe and beyond
– Empower your future: whether you’re a front-end dev, full-stack engineer, architect or innovator — you’ll gain new perspectives and tools
Ready to be part of something significant?
Secure your spot at JS Poland 2025, bring your curiosity and commitment, and let’s build the future of JavaScript together.
🎟 Tickets: https://js-poland.pl
📍 Venue: Multikino Złote Tarasy, Złota 59, Warsaw
#jspoland #ngpoland #aipoland #javascript #frontend #conference #warsaw #developers #typescript #webai
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Event Venue & Nearby Stays
Multikino Złote Tarasy, ul. Złota 59,Warsaw, Poland
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