JOSUÉ R. •••••

Verified

Full-Stack Developer Intern

Nosara, Guanacaste, Costa Rica

hidden@email.com

+1 (555) 000-0000

About

Detail-oriented Frontend and Full-Stack Engineer with 2+ years of experience in client-side web application development.

Intro Video

Experience

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FULL-STACK DEVELOPER INTERN

MICITT – Costa Rica

Improved the efficiency of the full-stack administrative system by optimizing service logic and UI through query and validation refactoring, increasing operational efficiency by 35%. Optimized backend queries and data models by adjusting SQL structures and filtering strategies in Python, reducing response times by 30%. Implemented CRUD services with strict validations and structured business rules, reducing post-deployment errors by 25%. Automated CI/CD processes using Azure DevOps, improving stability and accelerating delivery cycles.

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FULL-STACK DEVELOPER

Agroluchadores Company – Nicoya, Costa Rica

Developed 90% of a full-stack administrative system using React 18, NestJS and TypeORM, increasing operational efficiency by 25%. Refactored legacy JavaScript modules, reducing API response time by 40%. Implemented automated Jest testing with 85% coverage using structured evaluation criteria, increasing software reliability. Designed and implemented RESTful APIs with JWT authentication and role-based access control to ensure endpoint protection.

Education

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Bachelor’s Degree in Information Systems Engineering

Universidad Nacional de Costa Rica

Top Skills

JavaScript TypeScript React State Management UI Interactivity Client-Side Logic Edge-Case Handling Node.js NestJS Express.js Python RESTful APIs JWT Authentication Jest Cypress xUnit Code Inspection Azure DevOps CI/CD Pipelines Git GitHub Docker SQL Server MySQL SQLite3 TypeORM

Preferences

Modality

employee

Expected Salary

$1,500 / year

Open to Remote

Open to Relocate

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