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JavaScript Software Engineer

Company:
Mercor
Location:
San Francisco, CA
Posted:
March 22, 2026
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Description:

Job Description

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Position: Developer

Type: Contract

Compensation: $80–$110/hour

Location: Remote

Role Responsibilities

Collaborate with researchers and product partners on concept creation and backend integration.

Develop reusable, well-tested software components for interfacing with back-end platforms.

Implement custom user interfaces using the latest programming techniques and technologies.

Present designs, prototypes, and concepts to cross-functional partners and stakeholders.

Work on a variety of coding languages and technologies to support applications across platforms.

Qualifications

Must-Have

Experience building maintainable and testable code bases, including API design and unit testing techniques.

Exposure to architectural patterns of large-scale software applications.

Experience with scripting languages such as Python, JavaScript, or Hack.

Experience building Android applications in Java or Kotlin using Android SDK.

Experience as an owner of a particular component, feature, or system.

Preferred

Experience building complex applications for iPhone or iPad using Objective-C/C++/Swift with the iOS SDK and other frameworks.

Experience with multithreaded programming and mobile memory management.

Application Process (Takes 20–30 mins to complete)

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Full-time

Fully remote

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