Simorn Martin

Senior Full Stack Engineer with 8+ years of experience designing and delivering cloud-native SaaS platforms, AI-powered applications, and large-scale distributed systems. Specialized in React, Next.js, Node.js, Python, AWS, and modern microservices architectures. Proven track record of improving system performance, scaling backend services processing millions of records, and leading end-to-end product development across healthcare and education technology domains.

Senior Full Stack Engineer at Tempus (2021-12 – Present)

• Developed React and TypeScript clinical analytics dashboards supporting precision medicine initiatives, enabling physicians to analyze patient and genomic data and make more personalized, data driven treatment decisions across multi-hospital networks.
• Built scalable Node.js (NestJS) and Python (FastAPI) microservices processing millions of patient records, deployed via Docker on AWS infrastructure.
• Improved analytics performance by 35% through PostgreSQL query optimization, indexing, and data pipeline improvements.
• Reduced dashboard load times by 40% using Redis caching, async processing, and API performance optimizations.
• Implemented secure authentication using JWT, OAuth2, and role-based data access supporting HIPAA compliant healthcare deployments.
• Reduced emergency triage response time by 25% by integrating automated severity scoring and backend workflow optimizations.
• Owned backend services in production, supporting deployment, monitoring, and incident resolution using Cloud Watch and logging tools.
• Improved deployment efficiency via CI/CD pipelines, containerized deployments with Docker/Kubernetes, and automated releases on AWS/GCP infrastructure.

Full Stack Engineer at Passei Direto (2017-04 – 2021-06)

• Developed scalable React + Redux learning dashboards supporting thousands of daily students, contributing to a 30% increase in active platform usage
• Built backend services using Node.js (Express) and PostgreSQL, supporting course enrollment and large-scale content delivery.
• Designed RESTful APIs consumed by web and mobile clients for progress tracking and certification workflows.
• Implemented secure authentication using JWT-based access control supporting students and instructors.
• Optimized PostgreSQL queries and Redis caching, reducing API response times by 30% and improving platform responsiveness.
• Collaborated with product and design teams to deliver responsive cross-platform experiences using modern frontend architecture.

Bachelor of Science in Software Engineering – KU Leuven (2012-06 – 2016-05)