Full-Stack Software Engineer, India

Role Overview Build and stress-test end-to-end software that helps evaluate advanced large language models before release. You will work directly with an AI lab''s engineering manager on fast-moving projects, quickly becoming productive in unfamiliar codebases and delivering working code early. Key Responsibilities Build and deliver full-stack applications, services, and internal tools using Python, Java, Rust, C#, C++, or TypeScript to exercise frontier model capabilities end to end. Integrate pre-release model APIs into functional software, including tool interfaces, evaluation harnesses, and telemetry. Investigate and document model and integration failures found during development, turning engineering observations into clear feedback for the research team. Rapidly prototype and deliver working increments as requirements evolve and initial specifications remain limited. Collaborate with the engineering manager and fellow engineers on code quality, architecture, and technical documentation. Qualifications At least 3 years of dedicated professional experience building and releasing production software at a recognized top-tier organization. Production experience in at least one of Python, Java, Rust, C#, or C++, along with working proficiency in a second programming language. The team is deliberately staffed across multiple language ecosystems. Hands-on full-stack experience with backend services and APIs, a modern front-end framework such as React, relational or document databases, and cloud deployment. Ability to ramp up quickly in unfamiliar codebases and deliver functional code with minimal onboarding time. Demonstrable career progression. Strong written communication skills, including the ability to clearly explain complex technical decisions. Work Terms Location: India. Hourly engagement. Full-time weekday commitment of at least 40 hours per week. Compensation 25 to 30 per hour.