Job Title: Backend LLM Engineer Company Name: Berkley Hunt Job Url: https://www.linkedin.com/jobs/view/4382630056/?eBP=BUDGET_EXHAUSTED_JOB&trk=flagship3_search_srp_jobs&refId=Nw52Xk2BSCcCGqCP%2FZSwag%3D%3D&trackingId=217tc74x3mY7NBMIcckxTQ%3D%3D Job Description: Berkley Hunt Backend LLM Engineer United States · 1 day ago · Over 100 applicants Promoted by hirer · Actively reviewing applicants Remote Contract Easy Apply Save Use AI to assess how you fit Get AI-powered advice on this job and more exclusive features with Premium. Try Premium for Rs 0 Show match details Tailor my resume Help me stand out People you can reach out to Meet the hiring team Haseena Sophia Mooncey • 3rd Head of Contracts @ Berkley Hunt Job poster Message About the job Berkley Hunt has partnered with a fast-growing seed-stage AI infrastructure company that is building developer tooling for large language models. Having already surpassed $7M+ ARR, the company is rapidly scaling as more organizations adopt AI into production systems. Their platform enables developers to interact with multiple AI model providers through a unified interface, simplifying how teams build, deploy, and manage AI-powered applications. As the AI ecosystem continues to evolve quickly, the team is focused on solving challenges around standardizing model access, improving performance, and delivering reliable infrastructure for AI workloads. To support this growth, they are seeking a Backend LLM Engineer to help design and build the core systems that power the platform. CONTRACT ROLE - NO C2C US - REMOTE About the Role: As a Backend LLM Engineer, you will work closely with the founding team to build and scale infrastructure that simplifies how developers interact with multiple AI model providers. You will have ownership over developing unified APIs, implementing provider integrations, and ensuring high-performance backend systems capable of handling large volumes of requests. This role requires strong backend engineering fundamentals, experience building production APIs, and an interest in the rapidly evolving ecosystem of AI platforms and developer infrastructure. Responsibilities: Design and maintain backend APIs that standardize interactions with multiple AI model providers Build and maintain integrations that translate requests between unified APIs and provider-specific formats Ensure consistent functionality across different AI model endpoints and capabilities Handle provider-specific differences such as parameter compatibility, streaming behaviour, and request formatting Implement support for new model capabilities and platform features as they are released Develop systems for logging, monitoring, and usage tracking across model providers Optimize backend services for performance, reliability, and scalability Collaborate closely with the founding team on infrastructure that directly impacts the developer experience Expectations: Professional experience working on backend or full-stack production systems Strong proficiency in Python and backend API development Experience working with external APIs and distributed systems Familiarity with large language model APIs or AI platform integrations Interest in developer infrastructure, AI platforms, and modern backend architectures Ability to work effectively in a small, fast-moving startup environment Strong problem-solving skills and a proactive approach to building production-ready systems … more Requirements added by the job poster • 5+ years of work experience with Deterministic LLM Programming • 5+ years of work experience with Python (Programming Language) • No need for visa sponsorship