Lead Software Engineer, (Remote) - 200,000/year USD

Crossover
Full-time Buenos Aires, Buenos Aires C.F. Other-General
Posted:
March 03, 2026
Location:
Buenos Aires, Buenos Aires C.F., Argentina

Job Description

We're operating platforms that serve thousands of students and teams worldwide:
TimeBack: Educational platform that drives Alpha School's 2-hour learning model (99th percentile test results).
Incept: Content generation platform producing all personalized educational content for multiple learning applications deployed at Alpha School.
Crossover: AI-powered hiring platform handling tens of thousands of applicants per month, staffing schools and companies across the globe.
You'll take ownership of one of these platforms and dedicate the majority of your time to building the most complex components of the codebase with a small team (3-5 strong engineers, no juniors). Your architectural choices dictate whether other teams can quickly build new applications, integrate seamlessly, and deliver value to students. Succeed here and you unlock massive leverage. Poor decisions generate integration chaos and destroy velocity across multiple teams.
You design, build, and operate what y...

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Job Overview

Job Type: Full-time
Location: Buenos Aires, Argentina
Posted: March 03, 2026
Deadline: April 12, 2026