Architected high throughput Go microservices for parking session management. Developed internal gRPC and Kafka communication systems. Modernized area-cache-edge from Node.js to Go/PostgreSQL/Redis, significantly reducing memory footprint. Engineered US Smart Proxy in Go for platform migration, implemented intelligent request routing, secured REST APIs, and built an AI-powered MCP server integrating Google Gemini 2.5 Flash.

Developed high-volume payment processing systems for Latin American markets. Optimized performance using Redis and Kafka. Modernized microservices to support idempotent transactions and improved error handling across diverse payment gateways.

Engineered backend APIs for digital loan processing. Integrated microservices with legacy systems using IBM MQ, ensuring secure communications via OAuth2 and payload encryption.

Integrated SAP Ariba Contract Workspace with DocuSign to automate document routing and status tracking. Implemented metadata mapping protocols to streamline procurement workflows.

Modernized Mutual Funds System architecture with asynchronous communication. Implemented Lambda-based background processing and migrated Java, Spring, and Ionic applications to current versions.

Enhanced appointment scheduling system with a modern SPA. Applied security protocols including OAuth2 and SHA256. Developed reusable web components.

Developed tax declaration microservices integrated with SUNAT. Contributed to a JavaFX desktop client application for sales management.

Built microservices for auto insurance policies, migrating legacy PL/SQL logic to modern Java applications.

Built SOAP web services to interface with AS400 applications.

Designed and built an internal web application for managing delinquent customers, replacing Excel-based workflows for 30,000 users.

Developed server-side rendering applications for public services, including the visitor registration system and the REMYPE platform.