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Joel Tittles Ramírez

@joeltittlesramrez

Full-Stack Developer at DTC, leading RetailScope’s React and Node.js retail shelf analytics platform.

At DTC, I lead development of RetailScope, a computer-vision-based retail shelf analytics platform. I work across its React front end and Node.js/Express backend, including REST APIs, Azure SQL data models, and integration with Azure Custom Vision.

I founded CaosTech, where I build full-stack applications and custom systems for clients across Costa Rica. My projects include Aces, an operations management system in production, and an internal platform supporting CaosTech’s delivery process.

Experience

Work history, roles, and key accomplishments

Current

Full-Stack Developer - Team Lead

Current

DTC (Desarrollo Tecnológico Comercial)

May 2026 - Present (5 months)

Leads development of RetailScope, a computer-vision-based retail shelf analytics platform, owning React front-end and Node.js/Express backend. Designs RESTful APIs, data models, and integrates Azure Custom Vision, while defining architecture and code-quality standards.

React NodeJS Express REST APIs Azure SQL Azure Custom Vision Azure Functions Authentication Data Validation Caching Performance Optimization Code Review Testing

Current

Founder & Lead Developer

Current

CaosTech

Jan 2025 - Present (1 year 9 months)

Founded and leads an independent software studio, building full-stack applications with React front-ends and custom backend logic for clients across Costa Rica. Owns the full client lifecycle from requirements gathering to delivery, integrating AI tooling to accelerate development.

React Backend Development Data Modeling Component Systems CRM Pipeline Management Client Management AI assisted Development

Operations & Administrative Assistant

EcoAire

Oct 2025 - Jan 2026 (3 months)

Coordinated multiple teams in parallel to recover 7 of 8 overdue projects within three months and restored billing, per-diem and accounting processes to full compliance.

Education

Degrees, certifications, and relevant coursework

ULACIT

B.Sc., Computer Engineering

Pursuing a B.Sc. in Computer Engineering with expected graduation in December 2026. Coursework includes software engineering, databases, data structures, web development, project management, and networking.