Products & Services
When your WebRTC problem is bigger than Stack Overflow or an LLM can handle
Browser updates break your calls. Quality degrades and nobody can explain why. You're choosing between SFUs and nobody's giving you a straight comparison. These are the problems I help teams solve - every day.
Trusted by engineering teams at
I'm Tsahi Levent-Levi. For 15+ years I've been helping companies build, scale, and fix WebRTC products - from architecture reviews for startups to ongoing advisory for public companies. BlogGeek.me is where that expertise lives: consulting, intelligence, courses, and tools.
What I can help you with
For Engineering Teams
WebRTC Insights
Bi-weekly intelligence on browser changes, security patches, deprecations, and ecosystem shifts. 20+ engineering teams subscribe. Your team stays current without the research overhead.
Learn about WebRTC Insights →
Online Courses
1,800+ paying students across 100+ countries. From free introductions to a 19-hour advanced architecture deep dive. Individual and team plans. Co-authored with Philipp Hancke.
Browse courses at webrtccourse.com →
rtcStats
Open source WebRTC analytics. Turns getStats() data into debugging insights your team can actually use. Free tier available.
Try rtcStats →For Business Leaders
Consulting & Advisory
Strategy, architecture review, roadmap planning, due diligence, vendor selection. Scoped engagements or ongoing advisory through the Tsahi In Your Corner program.
See consulting options →
Reports
Industry reports on WebRTC, CPaaS, video APIs, and AI in communications. Independent analysis for product and business decisions.
View reports →
Marketing & Sponsorships
Reach the decision-makers building with WebRTC. Sponsor placements in WebRTC Weekly, the Glossary, and webrtcHacks. Custom content creation - blog posts, whitepapers, webinars, and video.
See marketing options →What clients and subscribers say
His insights and understandings of both the technology and the marketplace have been extremely helpful and shortened our development cycles materially. He's also extremely well connected and can find you a resource for any deeper dive you need.
WebRTC Insights might be the most important email you read every fortnight as a RTC / video engineer. We have been ahead countless times because of it. If you are serious about WebRTC you should definitely subscribe.
Tsahi's unique perspective from 30,000 ft overviews of the industry's future to detailed codelabs on WebRTC issues is difficult to match in its breadth and depth. bloggeek.me will save you hundreds of hours of groundwork.
Tsahi is one of the most exceptional technologists we have worked with. He can not only master the technical side of WebRTC but also has an excellent business vision. His efficiency in understanding our priorities and guiding us in the most effective way while enabling WebRTC in our products has been phenomenal.
I took my first WebRTC course here almost 10 years ago! Since then, we've enrolled top developers, DevOps, and QA engineers, and it consistently strengthens their fundamentals and under-the-hood understanding. Great training for any team building production-grade WebRTC projects.
Not sure where to start?
Most people start with a 30-minute call. You'll leave with at least one thing you can act on, whether we work together or not.
Schedule a free call →