Senior Full Stack Software Engineer and founder of Jeejak, building tools for Indonesian online sellers. I bring 12+ years of experience across Python, Go, cloud infrastructure, and full-stack development, including GPT-4 contract analysis, RAG search, and cybersecurity systems. Currently exploring multimodal AI to help sellers capture clearer packing evidence and identify gaps before disputes arise. Based in Kediri, Indonesia, and interested in collaborating on practical AI products.