[VDI] Full-Stack Engineer (Kotlin, TypeScript, React) — 3-Month Engagement

Location: San José, San José Province, cr, Remote

Company Description

We are Software Mind, an awesome team of engineers who are ready to ramp up any top-notch company’s projects! Our aim? To always be one step ahead. Become part of a multicultural company in constant growth with an excellent work environment certified by Great Place To Work!

Job Description

Software Mind is seeking a Full-Stack Engineers (Kotlin, TypeScript, React) for a full-time, three-month engagement supporting the maintenance of an existing client application.

This is a fully remote role open to candidates based in Latin America.

In addition to a competitive salary rate and a positive work environment, we are committed to delivering high-quality technology solutions. We also offer:

• Flexible schedules and authentic work-life balance
• Opportunities for continuing education
• Payment in US Dollars
• Laptop Provision

About the Role

You’ll help keep an application stable, secure, and functional after its planned retirement was postponed. Your work will focus on upgrading dependencies and frameworks, expanding unit test coverage, and resolving compatibility issues.

The role is split approximately evenly between backend and frontend, with a slightly greater backend emphasis, using Kotlin and Gradle alongside TypeScript and React. You’ll collaborate with the client’s engineering team and quickly get familiar with an existing codebase.

Main Responsibilities

• Update and upgrade outdated libraries, dependencies, and frameworks to keep the application stable and secure.
• Write and expand unit tests across backend and frontend components.
• Validate application functionality after upgrades through thorough testing.
• Identify and resolve issues introduced by dependency or framework changes.
• Collaborate with the client's engineering team to align on priorities and progress.

Qualifications

Requirements:

• 8+ years of full-stack development experience.
• Strong English communication skills (B2 minimum) for collaboration with the client’s team.
• Strong backend experience with Kotlin and Gradle.
• Strong frontend experience with TypeScript and React.
• Experience with dependency upgrades and framework version migrations.
• Solid understanding of unit testing, with experience writing and maintaining tests.
• Experience working with legacy codebases and the ability to ramp up quickly.
• Ability to work independently and take ownership of assigned work.
• Bachelor’s degree in Computer Science, Software Engineering, Information Systems, or a related technical field.
• Availability to commit to a full-time, three-month engagement.

Additional Information

Nice to Have

• Experience supporting end-of-life (EOL) applications or legacy modernization projects.
• Familiarity with CI/CD pipelines and DevOps practices.
• Experience working in small, agile teams.