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Services
Short and long forms of writing
From CTAs and blog posts to white papers and case studies, I build structures that connect your customers’ needs with your product story.
Content strategy and consulting
Whether I’m designing content strategies from the ground up or refining what already works, I adapt each approach to suit the client’s industry and company size.
AI prompt engineering and research
This site was created using a master prompt backed by in-depth research. My prompts build structures that can be reused or easily altered.
About Janko
Writer, content strategist, AI prompt engineer & researcher at heart. I focus on building systems that improve my clients’ workflows and help their businesses grow. Over the past 15 years, I’ve worked in almost every industry imaginable, from sports and betting to health, education, and SaaS.
Other areas of expertise
- Social: Built the Upwork Serbia Facebook group from zero to 35,000 members
- Education: Created a best-selling Udemy course on Upwork (10,000+ students)
- GEO/AEO: Increased product visibility in AI Overviews by up to 30%
From the Blog
Send me an email
Email: contact@jankoglavonjic.com
or send me a message here
I respond within 1–2 business days.