10/09/2026 updated
100 % available
Software Developer | Backend & Database Architect
Mendoza, Argentina
Only remote
Self-Taught / Advanced Software Engineering & Enterprise BackendAbout me
Hi! I'm Diego Ramos, a Backend Developer & DB Architect. I build high-performance REST APIs, optimize complex databases, and design robust multi-user logic for high-concurrency apps. I ensure clean, fast, and scalable code to elevate your software foundation. Let's work together!
Data ArchitectureDatabase DesignDatabase DevelopmentDBaseOracle SQL DeveloperPHP DevelopmentSoftware ArchitectureModel-Driven ArchitecturePlsqldeveloperBackend ProgrammingSql Database Administration
- better-sqlite3
Experience
Professional experience5 - 10 years
Freelancer since2024
Languages
EnglishGoodSpanishNative speaker
Project history
Designed, developed, and deployed a full-scale, modular ERP/POS enterprise suite optimized for high-concurrency retail environments and live event venues. Built a multi-process Express backend with a deeply tuned relational database schema supporting concurrent workflows. Developed ETL pipelines, automated cash-reconciliation logging, real-time web architectures for up to 13 synchronized user roles, fraud-prevention client management backends, structural database-level audit immutability triggers, and automated CI/CD pipelines on Render cloud environments.