Speaker Directory

Frontend Developer with 4+ years of experience delivering scalable React and Next.js applications across biotech, data analytics, and proof-of-concept projects. Skilled in modern frontend architecture, state management, testing practices, and automation with Ansible. Since 2025, working as a Fullstack Developer, expanding expertise with Python FastAPI, AI-driven workflows, and automation tooling. Focused on leveraging AI to accelerate productivity and deliver innovative solutions.

WarsawJS community speaker.

Michał is an experienced software developer and community leader. Startupper, activist, blogger, speaker, and teacher. Author of a bestselling book about TypeScript: "TypeScript na poważnie". Loves types, functional languages, and pair programming.

WarsawJS community speaker.

Lublin University of Technology and Warsaw University graduate. I've been working with DataArt for over 3 years. Passionate about system design and cloud architecture. A daily JavaScript user.

Senior Software Engineer and consultant at Tektit Consulting. IT trainer at Infoshare Academy. Previously worked on Jira Cloud and Atlassian Forge. He talks and records content on front-end and web development topics. One of the talking heads on “Śniadanie z Programowaniem” and “Z Archiwum IT” by [JustJoin.it](http://justjoin.it/)

Full-stack software engineer with a passion for delivering great user experiences. Building product analytics at PostHog.

Experienced Java and front-end developer. Practitioner of Test Driven Development. Enthusiast of light weight technologies and agile methodologies. Experience working in cloud based and start-ups projects. Scum master in international and distributed teams. Occasionally Agile and XP practices trainer.

WarsawJS community speaker.

I 've been passionate about computer programming since I can remember. I am fascinated of the TypeScript world, also I am a big fan of EcmaScript (2016 and upper) standards. Professionally I specialize in the React ecosystem, with a Redux global state pattern. Also, I have experience with node.js with the NestJS framework. ( I very appreciated nest.js, TS based framework ) After work hour I love doing windsurfing, BBQ with friends, watching serials, jogging, and take part in Runmageddon (survival run in forest with obstacles)

WarsawJS community speaker.

Experienced front-end web developer specialized in technologies related to JavaScript. Want to become an expert in modern JavaScript. Now I am also focused on teaching Node.js and ES.Next based techologies and frameworks like: React.js, Angular, Vue. Huge fan of functional and reactive programming.