Remote Senior Full-Stack Engineer - 15h/Week Contract

Fullstack; Municipio de Rincón de los Sauces; Remote; ARS 127,071,000 - 190,607,000; Part time

Job summary

Fullstack is seeking a Sr. Full-Stack Software Engineer for a fully remote, part-time contractor role (~15 hours/week).

You will develop and debug front-end and back-end applications, build features and APIs, and work across unfamiliar codebases in a fast-paced AI training project. The ideal candidate has strong experience with Python, React, JavaScript/TypeScript, and modern back-end languages like Java, Go, Rust.

Qualifications

• Proficient in Python, React, and modern front-end techs.
• Strong ability to design and consume APIs.
• Experience with databases and backend architectures.
• Ability to debug across frontend and backend.
• Experience translating code across languages.

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

Application architecture

Debugging

Job description

Fullstack is seeking a Sr. Full-Stack Software Engineer for a fully remote, part-time contractor role (~15 hours/week).

You will develop and debug front-end and back-end applications, build features and APIs, and work across unfamiliar codebases in a fast-paced AI training project. The ideal candidate has strong experience with Python, React, JavaScript/TypeScript, and modern back-end languages like Java, Go, Rust.