Sergey Chernyshev


From time to time, I give talks on various web-related topics like Web Performance.

Upcoming talks

'17 Nov 6-7

Recent talks and materials (full list)

'17 Sep 12th

Speaker Bio

If you'd like to invite me to speak at your event, please send me a note. You can grab my speaker bio and photos here.

New York Web Performance Group


I've organized New York Web Performance Group - you can check meeting schedule over at

I also help other organizers and run organizer's mailing list, if you are already running a group or want to start one, let me know.

In addition to meetup, I also organize WebPerfDays NY - New York branch of one-day un-conference about Web Performance.

GUM, Moscow

360 Panoramas

I like making 360 panorama photos and videos:

WebPageTest Chrome Extension

WebPageTest Chrome Extension

WebPageTest Chrome extension for a quick jump to start analysis of the current page.

Note To Self Note To Self in Apple App Store

Note To Self

Note to self helps you quickly send email to your own email address

If you ever sent email to yourself to track to-do item or save a note for archive along with your email, this is a tool for you.



ShowSlow is a tool for aggregating and visualizing web site performance information.


HowDoable HowDoable is a project of mine that helps people keep track of important things by reusing their todo-lists. It also has some predefined tasks like sharing links or creating events on Facebook, Tweeting, emailing, adding musical gigs on LastFM and so on - they speed up on-line tasks.

Open Source

Semantic Web

Other links

My Blog

My blog is mostly outdated and doesn't have much new information. One day this will change for the better.

Contact me

If you want to contact me, here's
contact form. I check it frequently and will get back to you soon.