Email Verification SaaS - GTM Tool

• Architected a cost-optimized, multi-stage email validation engine for a new SaaS product.
• Leveraged AI framework to rapidly prototype and test multiple open-source tools, leading to a 36% invalid email reduction in the initial filtering stage.
• Designed a proprietary caching and domain-list system to minimize paid API usage and maximize profitability.
• Technologies: Python, Node.js, REST APIs, Redis