Junior Full Stack Software Engineer

Copeland

📍 San José, San José Province, Costa Rica

Full time Computer Occupations Posted February 27, 2026

Job Description

As a Junior Full Stack Software Engineer, you will contribute to the design, development, and maintenance of software solutions that support important business workflows. You will work alongside experienced engineers on both modern and legacy systems, gaining hands-on experience while helping improve existing applications. This role is focused on learning, collaboration, and building a strong technical foundation in enterprise software development.

In This Role, Your Responsibilities Will Be:

  • Develop and enhance full-stack features using Java Spring Boot, React, Oracle SQL, and related technologies, following established architectural and coding standards.
  • Assist in the maintenance and gradual modernization of legacy applications (such as PL/SQL, JSF, and older Java services) under guidance from senior engineers.
  • Troubleshoot and resolve application issues with support from the team, helping ensure reliability and stability in production environme...