Business Partner Wanted for Software Growth

I'm a software developer and technology R&D engineer with over 6 years of experience building software products from research to commercial release. I'm the creator of ETK Image Compressor Pro, a commercially available Windows application priced at $60 per license. The product combines advanced image compression, AI-powered image reconstruction and upscaling, and secure file-transfer technologies. It is already released and has a history of paid sales. I'm looking for a business partner to help scale the product internationally through marketing, paid advertising, and customer acquisition. WHAT I BRING: - An existing, commercially released software product. - Full technical responsibility for development and maintenance. - Ongoing product improvements and technical R&D. - Experience in software engineering and AI-driven media processing. WHO I'M LOOKING FOR: A business-minded partner with experience in digital marketing, paid advertising, customer acquisition, or software sales who can contribute a monthly advertising budget and help grow the business. PROPOSED COLLABORATION: A 50/50 revenue-sharing arrangement. I will handle technology, development, maintenance, and product improvements. My partner will contribute advertising capital and help scale marketing and sales. The advertising budget, responsibilities, revenue calculation, and payment schedule will be agreed upon before starting.