With 15+ years of experience driving marketing success, 

I specialize in growth marketing, lead generation, and digital strategy to help businesses scale and maximize revenue. 

As a CMO and Fractional CMO, I’ve worked with startups, mid-sized companies, and enterprises to build high-performing marketing teams, optimize funnels, and implement data-driven strategies that fuel business growth.

🔹 Growth & Performance Marketing: I leverage SEO, paid acquisition, and CRO to drive traffic, leads, and conversions at scale.

🔹 Demand Generation & Revenue Impact: My focus is on high-ROI marketing, pipeline acceleration, and full-funnel optimization.

🔹 Strategic Leadership: I help companies build and refine marketing teams, ensuring alignment between marketing and business objectives.

🔹 Content & Viral Marketing: Passionate about creating engaging, shareable content using frameworks like STEPPS to amplify brand reach.

Whether leading in-house teams or consulting as a Fractional CMO, my approach is always data-driven, customer-focused, and growth-oriented.

John Ospitia

University of Kurdistan, Sanandaj

🔍 Conducting research on recommender systems & machine learning in collaboration with a research team at the University of Kurdistan.
🚀 Optimizing recommendation models using Graph Neural Networks (GNNs) & deep learning for enhanced accuracy and efficiency.
🔬 Exploring applications of ML in energy systems, telecommunication networks, and low-power embedded systems.
🎯 Aligning research with my academic and professional interests.

Researcher | Recommender Systems & Machine Learning

Insurance Corporation

🚀 Optimized database queries, cutting response time by 50% and enabling 500K+ transactions/day.
⚡ Improved scalability, handling 1M+ daily requests with 30% efficiency boost.
🔒 Enhanced security, implementing advanced encryption and reducing vulnerabilities by 40%.
📚 Mentored & trained 12 engineers in AWS & Docker, boosting team productivity.
🔄 Optimized resources, improving responsiveness and concurrency.

Senior Software Engineer

Naftaz

🔗 Integrated WITSML, achieving 95% interoperability, making Naftaz a leader in real-time drilling data.
💰 Secured $2M contract by delivering a high-performance prototype in 3 months with 50% profit margin.
⚙ Optimized SQL Server & MongoDB, boosting data retrieval speed by 80%.
📈 Redesigned backend, improving scalability by 30% for seamless large-scale data processing.

Yarwene Group

📱 Developed an iOS app supporting 1M+ image uploads/month, improving storage efficiency by 20%.
🎯 Built a high-performance image processing library (C++), reducing processing time by 40%.
🚀 Optimized Firebase, decreasing query times from 120ms to 75ms for improved app responsiveness.
🤝 Collaborated in cross-functional teams, applying Agile methodologies for on-time project delivery.

Senior Backend Developer

Freelancer

💳 Developed a financial management system, improving insurance policy tracking by 80%.
🏢 Automated tax calculations for real estate and automotive industries, cutting manual errors by 70%.
🛒 Built a purchase management system, driving a 60% increase in sales through better inventory control

Senior Backend Developer 

University, Science And Research Branch

📡 Studied WSN, Local Search Algorithms & Graph Clustering to enhance data processing.
⚡ Developed network protocols, improving energy efficiency and reducing latency.
📚 Joined research groups, focusing on algorithms, distributed computing & machine learning.

Full-time Master's Student

7Ganjineh Ltd.

🔹 Designed & launched 8 applications, boosting operational efficiency by 50%.
🤝 Led a 30-member team in developing software for a charity, benefiting 500+ end-users.
🖼️ Developed a photo conversion system, improving image quality by 50%, enhancing market appeal

Software Developer

Accomplished Senior Software Engineer & Researcher with 10+ years of experience in backend and frontend development. Expertise in machine learning, recommender systems, and AI-driven optimization. Proven track record of improving database performance by 50% and enhancing request processing speeds by 30%. Experienced in API integration, cloud solutions, and Agile methodologies, with a strong focus on security and scalability. Active in research on graph neural networks (GNNs) and deep learning for recommendation systems, bridging industry experience with cutting-edge AI innovations.

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The Battle

John Ospitia

Mansour Jouya

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