Senior Remote Full-Stack Engineer For Ai Training

Fullstack; La Pampa; Remote; ARS 62,954,000 - 83,939,000; Full time

Job summary

Fullstack is seeking a Sr. Full-Stack Software Engineer for a fully remote, contractor position (~15 hours/week). The role focuses on supporting an AI training project with software development, debugging, code evaluation, and problem-solving across frontend and backend tasks.

You will build features, APIs, data models, and services while reviewing AI-generated code for correctness, security, and performance. Strong cross-language translation skills are valued.

Qualifications

• Extensive experience building full-stack applications.
• Strong debugging and problem-solving skills.
• Familiarity with API design and data modeling.
• Ability to work across frontend and backend codebases.
• Experience translating requirements into scalable software.

Responsibilities

• Develop and debug front-end and back-end applications.
• Build features, APIs, services, and data models.
• Understand and work across unfamiliar codebases.
• Troubleshoot application, API, database, and integration issues.
• Review and evaluate AI-generated code for correctness, security, performance, and maintainability.
• Translate and adapt software builds between programming languages.

Skills

Python

React

JavaScript

Java

Node.js

Rust

Go

TypeScript

Full-stack development

APIs

Databases

Architecture

Debugging

Job description

Sr. Full-Stack Software Engineer - Remote

Location: Global, Fully Remote
Job Type: Contractor | ~15 hours/week
Schedule: Flexible

We're looking for experienced Full-Stack Software Engineers to support an AI training project focused on software development, debugging, code evaluation, and technical problem-solving.

Key Responsibilities

• Develop and debug front-end and back-end applications.
• Build features, APIs, services, and data models.
• Understand and work across unfamiliar codebases.
• Troubleshoot application, API, database, and integration issues.
• Review and evaluate AI-generated code for correctness, security, performance, and maintainability.
• Translate and adapt software builds between programming languages.

Required Skills

• Python
• React
• JavaScript
• Java
• Node.js
• Rust
• Go
• TypeScript
• Strong full-stack development experience
• Experience with APIs, databases, application architecture, and debugging