Senior Python/AI Engineer

We're seeking an experienced Python/AI Engineer to research, customize, and deploy machine learning models across audio, vision, and language domains. You'll work on production systems that process multimodal data at scale and build automation solutions for our data platform serving global customers. Candidates should have 10+ years of software engineering experience, including 5+ years of hands-on Python development and 4+ years of experience in one or more of the following: LLM/Generative AI, Conversational AI (Audio), or Computer Vision.

Key Responsibilities Research, evaluate, customize and deploy open-source ML models (audio, vision, and LLMs) for production use cases on AWS Design and implement LLM-powered systems, including prompt engineering, prompt optimization, and workflow orchestration for real-world applications Develop and evaluate Retrieval-Augmented Generation (RAG) pipelines, including document ingestion, embedding strategies, retrieval quality, and response evaluation Build evaluation frameworks for prompts, LLM outputs, and RAG systems using automated metrics, benchmarking datasets, and human-in-the-loop validation Develop APIs and services using FastAPI, Django, or similar frameworks to expose ML and AI capabilities Design automation solutions and scripts for data processing, validation, and quality control across multimodal datasets (audio, image, video, text) Provide technical leadership on AI architecture decisions, model selection, prompt design strategies, and system design trade-offs Drive technical initiatives from concept to production, including feasibility analysis, prototyping, experimentation, and deployment strategy Mentor junior ML engineers through code reviews, technical guidance, and knowledge sharing Collaborate with cross-functional teams to translate research outcomes into scalable, production-ready AI systems Qualifications & Experience Bachelor's or Master's degree in Computer Science, Machine Learning, Artificial Intelligence, or a related field Software engineering experience in Python, including object-oriented design and common software design patterns Experience building production services and RESTful APIs using Python frameworks such as FastAPI, Django, Celery, or Streamlit Solid understanding of system design, distributed architectures, and cloud environments (AWS, GCP, or Azure) Experience with machine learning and deep learning frameworks such as PyTorch, TensorFlow, Keras, and Scikit-learn Experience processing and analyzing large-scale unstructured and multimodal datasets (audio, image, video, and/or text) Experience developing automation scripts and tools for data pipeline management, data processing, and validation Experience researching, evaluating, customizing, and deploying open-source ML models (audio, vision, and LLMs) for production use cases Hands-on experience developing and deploying Generative AI/LLM applications with expertise in prompt engineering, RAG systems, vector databases, and frameworks such as LangChain or LangGraph Understanding or experience with LLM evaluation frameworks using open-source tools for automated and human-in-the-loop evaluation workflows Understanding of MLOps practices, including model versioning, experiment tracking, deployment, and monitoring Experience implementing testing strategies for production AI systems to ensure reliability, scalability, and performance Strong communication skills with the ability to explain complex technical concepts to both technical and non-technical stakeholders Demonstrated ability to mentor engineers, lead technical initiatives, and drive projects from research to production in cross-functional environments