LLM Engineer (Python)
Crossing HurdlesAbout the role
Position: Member of Technical Staff, Zara
Type: Full-time
Compensation: $160K - $300K/yr
Location: Remote
Commitment: 10-40 hrs/week
Role Responsibilities
Build and improve AI agent capabilities using modern LLMs.
Develop backend services and APIs in Python.
Design and iterate on prompts, workflows, RAG, and agent orchestration.
Evaluate model performance and continuously improve quality through experimentation.
Collaborate with product and engineering teams to deliver AI-powered features.
Deploy and maintain scalable AI systems in production.
Requirements
Strong Python software engineering skills.
Experience building applications with LLMs and AI APIs.
Familiarity with agent frameworks such as LangChain, LangGraph, or LlamaIndex.
Experience building APIs with FastAPI or similar frameworks.
Experience with cloud platforms (AWS, GCP, or Azure).
Application Process
Easy Apply on LinkedIn
Check email for next steps
Participate in resume evaluation & interview stage
Responsibilities
- Build and improve AI agent capabilities using modern LLMs.
- Develop backend services and APIs in Python.
- Design and iterate on prompts, workflows, RAG, and agent orchestration.
- Evaluate model performance and continuously improve quality through experimentation.
- Collaborate with product and engineering teams to deliver AI-powered features.
- Deploy and maintain scalable AI systems in production.
Qualifications
- Strong Python software engineering skills.
- Experience building applications with LLMs and AI APIs.
- Familiarity with agent frameworks such as LangChain, LangGraph, or LlamaIndex.
- Experience building APIs with FastAPI or similar frameworks.
- Experience with cloud platforms (AWS, GCP, or Azure).
Skills mentioned
About Crossing Hurdles
Crossing Hurdles connects skilled professionals with opportunities across leading AI training platforms and high-growth companies. As global demand for human input in AI development continues to grow, many platforms rely on large networks of capable contributors across technical, analytical, and knowledge-based domains. Crossing Hurdles helps professionals discover and access these opportunities by bringing together information, talent networks, and application pathways related to AI model training, evaluation, and emerging AI-enabled work. Through our growing community of candidates and professionals, we help individuals explore opportunities with global AI platforms that are building and improving next-generation AI systems. These opportunities often span areas such as technical analysis, research, reasoning tasks, and other knowledge-driven work that supports the development of modern AI models. Alongside the AI ecosystem, Crossing Hurdles also works with high-growth companies to support talent discovery across key business functions. We collaborate with founders, leadership teams, and hiring managers to help them connect with capable professionals for full-time roles across both on-site and remote teams. Over the past few quarters, we have partnered with companies including Angel One, Ixigo, Cars24, Veera, ABP Network, Battery Smart, Zavya, and Twin Engineers, supporting hiring initiatives across multiple sectors. Key areas of focus • Opportunities across AI training and evaluation platforms • Technology & Product roles • Growth, Marketing & Sales • Customer Success & Support • Finance & Business Operations By bringing together talent networks, industry insights, and emerging opportunities across AI and high-growth companies, Crossing Hurdles aims to help capable professionals discover meaningful work while supporting organizations in reaching the talent they need to grow.