Hamed Mostafaei

I’m Hamed, Co-Founder, CTO, and Head of the Paid Advertising Department at Semicolon Marketing. I combine expertise in software engineering, AI, blockchain, and data-driven marketing to build scalable, intelligent systems that fuel measurable business growth.

With extensive experience managing high-performance ad campaigns across Meta, Google, LinkedIn, TikTok, YouTube, Amazon, and Shopify, I lead our advertising and growth strategy—engineering automation, analytics, and optimization frameworks that deliver consistent results. As a backend and frontend software engineer specializing in Golang, database architecture, and Linux server administration, I design robust infrastructures that connect technology with marketing performance. My work in AI, machine learning, and data engineering enables smarter, faster decision-making across all marketing and product channels.

Beyond advertising, I’m an Amazon FBA and Shopify marketing expert, skilled in product research, store optimization, and sales scaling. I also serve as a Blockchain Engineer, contributing to projects focused on scaling stablecoin infrastructure in Canada, blending innovation, fintech, and decentralized technology to create sustainable digital ecosystems.

At Semicolon Marketing, I lead with a single vision: to merge technology, marketing, and innovation simplifying complexity, maximizing impact, and driving scalable digital growth. At Semicolon Marketing, I bring vision and structure—making digital marketing more effective, streamlined, and impactful. At Semicolon Marketing, I lead with a vision, simplifying digital marketing while maximizing impact.