Saad Naufel Rahman — Blog https://snrahman.online/blog Engineering insights, AI systems, and technical leadership from Saad Naufel Rahman. en-us Fri, 08 May 2026 16:39:07 GMT Fri, 01 May 2026 00:00:00 GMT Building an AI Computer Vision System for Manufacturing https://snrahman.online/blog/ai-vision-manufacturing https://snrahman.online/blog/ai-vision-manufacturing Fri, 01 May 2026 00:00:00 GMT How we built a real-time defect detection system using computer vision that improved manufacturing efficiency by 35% — the architecture, the lessons, and what I'd do differently. saad_nr@hotmail.com (Saad Naufel Rahman) ai machine-learning manufacturing python 13 Years of Full Stack Engineering: What I've Learned https://snrahman.online/blog/lessons-from-13-years https://snrahman.online/blog/lessons-from-13-years Mon, 20 Apr 2026 00:00:00 GMT From junior developer to technical leader — the technical principles, team lessons, and career decisions that have shaped 13 years of building software. saad_nr@hotmail.com (Saad Naufel Rahman) career engineering leadership lessons