Hernán Humana

• Contributed to the architecture of a distributed platform serving global users, focusing on identity boundaries, security migrations, and system resilience. • Designed OIDC trust boundaries integrating external identity providers and led critical cryptographic migrations using modern token libraries. • Introduced Spike-Driven Development, a methodology I established to evaluate architectural changes (such as FHIR R3 → R4 migrations), improving implementation clarity and increasing team delivery velocit

• Contributed to global infrastructure migration across multiple regions using Terraform-based immutable infrastructure. • Implemented traffic shifting deployment strategies enabling safe multi-region rollouts with zero downtime. • Developed backend services and automation pipelines integrating OpenAI APIs for internal business workflows. • Designed and enforced CI/CD quality gates using SonarQube, improving code inspection and deployment reliability. • Built REST APIs and backend services using Node.js

Worked as the primary engineer responsible for the architecture and delivery of a hotel booking platform, including payment processing and internal administration tools. • Designed and implemented a hotel booking search engine and reservation backend integrating with the Transbank payment gateway (Chile). • Built a full administration platform (ADM Panel) for managing reservations, payments, and operational workflows. • Developed frontend applications using React, Redux, and Socket.IO for real-time opera

Worked on a logistics automation project for Cencosud / Paris retail, improving dispatch processing for e-commerce operations. • Developed frontend interfaces using React and Redux to support internal logistics workflows. • Implemented automation for dispatch guide generation, streamlining order fulfillment for online retail operations. • Configured CI/CD pipelines using Docker, improving deployment reliability and development workflow. • Collaborated with backend teams to integrate frontend systems wit

Joined early-stage startup building an influencer marketing platform, responsible for designing the system architecture and leading development from the initial product stage. • Designed the data architecture using SQL and NoSQL databases to support campaign management and influencer analytics. • Built backend services and microservice components using Python, Go, and Node.js. • Developed frontend applications using React, and led the migration from AngularJS to React to modernize the platform. • Define

Joined an early-stage startup that later evolved into Keíron, working as the first engineer and helping build the initial product and technical foundation. Started as an intern and transitioned into a full-time role as the platform began to grow. • Collaborated closely with the founders (CEO, CTO) and product design to build the first versions of the platform and supporting applications. • Participated in product discovery sessions with hospital directors and healthcare staff, gathering feedback to refin