Staff AI Engineer Jobs

Staff AI Engineer

Apollo.io

Location:
India

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

As a Staff AI Engineer on our AI Engineering team, you will be responsible for building and productionizing advanced AI systems powered by Large Language Models (LLMs) and intelligent agents. You'll work on critical Apollo capabilities including our AI Assistant, Autonomous AI Agents, Deep Research Agents, Conversational Assistant, Semantic Search, Search Personalization, and AI Power Automation features that directly impact millions of users' productivity.

Job Responsibility:

Design and Deploy Production LLM Systems
Agent Development
Prompt Engineering Excellence
System Integration
Evaluation & Quality Assurance
Performance Optimization
Cross-functional Collaboration

Requirements:

10+ years of software engineering experience with a focus on production systems
1.5+ years of hands-on LLM experience (2023-present) building real applications with GPT, Claude, Llama, or other modern LLMs
Demonstrated experience building customer-facing, scalable LLM-powered products with real user usage
Experience building multi-step AI agents, LLM chaining, and complex workflow automation
Deep understanding of prompting strategies, few-shot learning, chain-of-thought reasoning, and prompt optimization techniques
Expert-level Python skills for production AI systems
Strong experience building scalable backend systems, APIs, and distributed architectures
Experience with LangChain, LlamaIndex, or other LLM application frameworks
Proven ability to integrate multiple APIs and services to create advanced AI capabilities
Experience deploying and managing AI models in cloud environments (AWS, GCP, Azure)
Experience implementing rigorous evaluation frameworks for LLM systems including accuracy, safety, and performance metrics
Understanding of experimental design for AI system optimization
Experience with production monitoring, alerting, and debugging complex AI systems
Experience building and maintaining scalable data pipelines that power AI systems

Nice to have:

Production-First Mindset
Technical Depth with Business Impact
Evaluation & Quality Excellence
Adaptability & Learning

Additional Information:

Job Posted:
December 06, 2025

Work Type:

Remote work

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