Marc Moeller is a German-Australian SEO consultant and author, born in Hamburg, Germany, based in Perth, Western Australia, founder of the SEO agency Ecomexperts and author of SEO Algorithm Cracked.
The book
SEO Algorithm Cracked
Modern Search Decoded. Reverse-Engineered. Explained.
Modern search engines are not a mystery. SEO Algorithm Cracked reverse-engineers how they rank pages, drawing on patents, antitrust testimony, public infrastructure documentation and cross-engine algorithm research.
Published on Kindle in March 2026, it is written for people who want evidence over guesswork.
A course for agencies that want to run SEO work through one CLI-first AI stack. It covers coding agents, Search Console data, client WordPress sites over SSH and self-hosted audit tools. Published by IMG Courses, with 23 focused lessons and a 14-day money-back guarantee.
Work with Search Console data and WordPress over SSH
Includes Climby AI SEO, the open-source audit tool
Speaking and awards
Conference talks and workshops
Marc speaks at SEO conferences abroad. He ran workshops at the Shenzhen SEO Conference in 2025 and 2026, and was named #1 Best Shenzhen SEO Specialist both years.
2025
Shenzhen SEO Conference workshop
A three-hour SEO training workshop for 83 participants, rated 4.93 out of 5. Named #1 Best Shenzhen SEO Specialist.
2026
Shenzhen SEO Conference, second award
A GEO and AI LLM workshop on AI search visibility for Chinese B2B and SaaS brands. Named #1 Best Shenzhen SEO Specialist again.
2026
LLM Mastery Summit, Chiang Mai
Speaker at the LLM Mastery Summit in Chiang Mai, Thailand.
2026
Perth SEO Meetup
Founded and organises the Perth SEO Meetup, held at Spacecubed in the Perth CBD since January 2026.
Since January 2026, Marc has organised the Perth SEO Meetup, held at Spacecubed headquarters in the Perth CBD. The next session is planned for November 2026.
The agency
Ecomexperts
Marc founded Ecomexperts in 2014 as Steep Digital. The Perth SEO agency now employs 15 people, with clients including Radiant Smiles, My Implant Dentist, U7BUY, Lontto and The Brisbane Plumbers.
Perth, Western Australia
