Senior Full Stack Software Engineer with 7+ years of experience building and scaling web and mobile applications for healthcare, fintech, logistics, and SaaS companies. Specialized in real-time communication systems (WebRTC, WebSockets, AWS Kinesis), AI integrations, and complex legacy migrations. Strong problem-solving skills with the ability to take full technical ownership across the software development lifecycle, from system architecture and back-end APIs to front-end interfaces and CI/CD deployment. Experienced delivering production-ready solutions for remote clients across Latin America, Canada, and the United States. Bilingual: Spanish (native) and English (C1).