›Performance Marketer · Automation Engineer
I turn marketing strategy into systems. 11+ years and $10M+ in managed ad spend running performance campaigns — plus the engineering to automate the parts that slow everyone else down.
Yosef Kassabry is a digital marketing expert and full-stack developer with over 11 years of experience. He combines marketing strategy with technical innovation — building the systems and automation that make campaigns more efficient and profitable.
More about me →Since 2009. DSNR Media Group, then IDI Ventures. Arabic-language campaigns for MENA and the Gulf, with $150K+ monthly budgets from 2014.
Since 2015. A/B testing, CRO, multi-touch tracking.
Since 2020. My own tools to make campaigns smarter and faster.
Since 2024. Built this site's AI CMS, plus AI automations for research and reporting.
"It's rare that you come across a standout professional like Yosef. I had the pleasure of working with Yosef for the past 12 months. I started working with him after a colleague did the introduction…"
"Yosi is a great worker and moreover a great person! Although not working together on the same division within the group, I can say he is very professional in his fields of work, thinking out of the box…"
"It's a pleasure working with Yosef. He is a real pro and a hands-on guy. Not afraid to take chances in order to make profit. Any company would benefit from working with him."
Learning Limited means Meta doesn't expect an ad set to reach about 50 optimization events in the week after its last significant edit. Find the cause, size the budget floor per ad set and fix it in the right order.
How to use OpenRouter, from a CMS that runs on it: fees, a capped key, free models, a Node.js request, retries, cost tracking and privacy settings.
Broadcast lists, business broadcasts, Channels and API marketing templates all get called a WhatsApp broadcast. Here are the real limits, how the paid options are billed per country, what Meta changed on October 1, 2026, and an opt-in send flow.
CPA marketing from the buying side: payout types by the event that validates them, what caps, scrubs and holds do to a payout, and how to work out your effective payout.
A media buyer's explainer on AI marketing agents: what they are, how they differ from chatbots and workflows, and which paid-media tasks to hand off, supervise or keep human.
Always up for challenging projects — scaling acquisition or building the systems behind it.