Full Stack Engineer - AI Lab

mercor; India; Remote; INR 3,337,000 - 4,005,000; Full time

Job summary

Mercor is seeking a Software Engineer, Full Stack for a remote, contract position. You will build and ship full-stack applications and services using Python, Java, Rust, C#, C++, or TypeScript, integrating model APIs end to end.

You will work 40 hours per week, collaborating with an engineering manager and peers to ensure code quality, architecture, and clear technical docs, while onboarding quickly to unfamiliar codebases.

Qualifications

• 3+ years of professional software development experience.
• Production experience in at least one of Python, Java, Rust, C#, C++, or TypeScript.
• Experience with backend services, APIs, a modern front-end framework (React), databases, and cloud deployment.
• Ability to onboard onto an unfamiliar codebase quickly.

Responsibilities

• Build and ship full-stack applications, services, and internal tools in Python , Java , Rust , C# , C++ , or TypeScript that exercise frontier model capabilities end to end.
• Integrate pre-release model APIs into working software, including tool interfaces, evaluation harnesses, and telemetry.
• Diagnose and document model and integration failure modes, translating engineering observations into clear feedback for the research team.
• Prototype quickly against shifting requirements, delivering working increments with limited up-front specification.
• Collaborate with the engineering manager and other engineers to maintain consistency in code quality, architecture, and technical documentation.

Skills

Python

Java

Rust

C#

C++

TypeScript

React

APIs

Cloud deployment

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: Software Engineer, Full Stack — India Type: Contract Compensation: $25–$30/hour Location: Remote Commitment: 40 hours/week

Role Responsibilities

• Build and ship full-stack applications, services, and internal tools in Python , Java , Rust , C# , C++ , or TypeScript that exercise frontier model capabilities end to end.
• Integrate pre-release model APIs into working software, including tool interfaces, evaluation harnesses, and telemetry.
• Diagnose and document model and integration failure modes, translating engineering observations into clear feedback for the research team.
• Prototype quickly against shifting requirements, delivering working increments with limited up-front specification.
• Collaborate with the engineering manager and other engineers to maintain consistency in code quality, architecture, and technical documentation.

Qualifications Must-Have

• 3+ years of dedicated professional experience building and shipping production software at a recognized, top-tier organization.
• Production experience in at least one of Python , Java , Rust , C# , or C++ , plus working proficiency in a second language.
• Hands-on experience across the stack: backend services and APIs, a modern front-end framework ( React or equivalent), relational or document databases, and cloud deployment.
• Demonstrated ability to onboard onto an unfamiliar codebase and deliver working code quickly with minimal ramp-up.
• Demonstrable career progression.
• Ability to engage reliably for at least 40 hours/week during weekdays.
• Strong written communication skills and the ability to explain complex technical decisions clearly.