Bautista C.

Demo profile

Backend Developer - REST APIs & Data Modeling

Buenos Aires, Argentina·3+ years·Spanish / English

Bio

I design clean APIs and sensible database schemas. 3 years building backend services with Node.js and PostgreSQL. I think in relationships and constraints. Self-taught through online courses and open source contributions. My APIs follow conventions, my database migrations are tested, and I write integration tests for critical paths. Still learning but very committed to quality. Direct communicator who asks when stuck.

Skills

Node.jsTypeScriptPostgreSQLREST APIsPrismaTesting

Work style

PragmaticDetail-orientedStraight shooterAsks sharp questions

Portfolio (sample case studies)

Inventory Management Dashboard

Sample

Created real-time inventory system with stock alerts, purchase order automation, and multi-warehouse support.

PostgreSQLREST APIs

Admin Panel for Multi-tenant Platform

Sample

Created comprehensive admin interface with tenant management, usage analytics, and bulk operations. Implemented role-based access control.

Node.jsPostgreSQL

High-volume Background Job Processor

Sample

Architected reliable job processing system handling 100K+ tasks daily with proper retry logic, dead letter queues, and observability.

Node.js

Real-time Collaboration Dashboard

Sample

Built multi-user dashboard with live updates using WebSockets and optimistic UI. Handled conflict resolution and implemented robust offline-first architecture.

Node.js