113 llm engineer jobs at 61 companies in Phoenixville, PA
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Software Engineer III - Java / Transformative AI/LLM
Wilmington, Delaware, United States
OnsiteFull Time
3+ YOE3+ years software engineering experience; strong Java (Java 11+, Spring Boot), React, AWS; system design, SDLC/CI/CD, algorithms and data structures; experience with LLM/Transformative AI preferred.
Java, Java 11+, Spring Boot, React, AWS, GitHub, CoPilot, LLMs, CI/CD, Infrastructure as Code, API
1mo
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AI Engineer
Camden, New Jersey, United States
$120k-$140k/yr OnsiteFull Time
3+ YOEBachelor's degree,3-5 years software engineering experience with 2+ years in Generative AI/LLM/RAG,knowledge of MLOps,AI security and governance,experience with agent frameworks and enterprise integrations.
LangChain, Semantic Kernel, LangGraph, AutoGen, Microsoft Copilot Studio, CrewAI
1mo
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AI Implementation Engineer - JobID-0245
Arlington or Mount Laurel
$114k-$231k/yr HybridFull Time
5+ YOEDesign and deliver production-grade on‑prem AI/agent systems, integrate LLMs and tools, build RAG pipelines, optimize local inference, and obtain/maintain Secret clearance.
Python, NumPy, Pandas, vLLM, SGLang, Triton Inference Server, TensorRT-LLM, PyTorch, TensorFlow, LangChain, LangGraph, Semantic Kernel, AutoGen, Linux, Model Context Protocol (MCP), LLM, Retrieval-Augmented Generation (RAG)
1w
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Automation & Process Improvement Engineer
Philadelphia or Pennsylvania or New Jersey or New York or Ambler or India or Medellín
HybridFull Time
4+ YOERequires 4+ years in process automation, integrations, or software; Python, APIs, SQL, AI/LLM and agent development experience; process improvement, troubleshooting, production support, and cross-functional communication skills.
Python, API, SQL, AWS, Snowflake, FastAPI, Streamlit, React, Cursor, Claude, Copilot, LLM
1mo
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AI / DevOps Engineer – Agentic Systems & Automation
New York City or Philadelphia
$139k-$243k/yr HybridFull Time
Bachelor's in CS/Engineering or equivalent, expert Python, CI/CD and Git experience, familiarity with LLMs and AI agents, YAML/JSON proficiency, strong systems-thinking and communication skills.
Python, Git, YAML, JSON, REST APIs, CI/CD, Terraform, Ansible, JavaScript, ITSM
2mo
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Agentic AI Software Engineer
King of Prussia, Pennsylvania, United States
$108k-$228k/yr OnsiteFull Time
8+ YOEActive TS/SCI with Polygraph, Bachelor's in CS or related field, 8+ years software engineering experience (Python emphasized), experience with SDLC, microservices, REST APIs, git, CI/CD, Agile, agentic AI/LLMs, and cloud/Kubernetes tooling preferred.
Python, git, GitLab, GitHub, Bitbucket, CI/CD, Jira, Confluence, LLMs, Microsoft Agent Framework, LangGraph, CrewAI, AutoGen, Pydantic AI, MCP, A2A, Langfuse, MLflow, DSPy, AWS, Azure, Kubernetes, Helm, React, Angular, JavaScript, TypeScript
3w
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Senior AI Engineer
Princeton, New Jersey, United States
HybridFull Time
4+ YOEMaster's or bachelor's in CS or related; 4+ years ML experience with production LLM systems; strong Python, FastAPI, HuggingFace, MLOps, vector DBs, cloud (Azure/AWS/GCP), and DevOps practices.
FastAPI, MLOps, Azure OpenAI, GPT-4, GPT-4 Vision, Langfuse, Celery, asyncio, Python, SQL, Pydantic, PySpark, Scala, MLFlow, Pinecone, Weaviate, Chroma, HuggingFace, Keras, TensorFlow, PyTorch, LangChain, LlamaIndex, Docker, Azure DevOps, GitHub Actions, Kubernetes, Azure Key Vault, Azure Blob Storage, Azure Container Registry
3d
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AI Engineer, Enablement
New York City or Atlanta or Philadelphia or Tampa or Nashville or Boston or Washington or Charlotte
$150k-$195k/yr OnsiteFull Time
3+ YOERequires 3+ years building LLM or agent applications, strong Python, and 2+ years in technical customer-facing work with live workshop delivery. Travel up to 20%; cloud, containers, Kubernetes, and TypeScript are valued.
Python, LangChain, LangGraph, Deep Agents, LangSmith, AWS, GCP, Azure, Kubernetes, TypeScript, JavaScript
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Senior Engineer
New Castle, Delaware, United States
$100k-$105k/yr OnsiteFull Time
8+ YOE8+ years application development experience with Python, machine learning, NLP and familiarity with banking LLMs; consult with users and analyze complex problems.
Python, Machine Learning, NLP, LLM
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Data Engineer, Clinical Operations
Princeton, New Jersey, United States
$88k-$106k/yr OnsiteFull Time
5+ YOE5+ years data engineering experience with cloud platforms, Databricks (Delta Lake, Unity Catalog), Python, SQL, Spark/PySpark, GenAI/LLM (RAG, embeddings), and building production-grade ETL/ELT pipelines and data products.
Generative AI (GenAI), Databricks, Databricks Delta Lake, Databricks Unity Catalog, Databricks Workflows, Databricks Mosaic AI, MLflow, Python, SQL, Spark, PySpark, RAG, LLM
2mo
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Full Stack Engineer, Foundation
United States or Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago
$146k-$235k/yr RemoteFull Time
5+ YOE5+ years full-stack engineering; strong TypeScript and React; experience with Go or Node; shipped AI/agent features and MCP/LLM tooling; instrumentation, funnel analysis, A/B testing, and on-call support experience.
TypeScript, React, Go, Node, MCP servers, LLM, IDE, LaunchDarkly
5d
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Lead AI Engineer | Onsite - Delaware
Wilmington, Delaware, United States
$56k-$196k/yr OnsiteContract
6+ YOE2+ MgmtRequires 6+ years of software engineering, 2+ years leading LLM/AI delivery, advanced Python, LLM integrations, RAG, AI agents, prompt engineering, evaluation, observability, and stakeholder communication.
Python, LangChain, LlamaIndex, Semantic Kernel, AWS Bedrock, MCP, CI/CD, LLM API, SDK, RAG
1mo
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Senior Manager, Data Engineer, Clinical Operations
Princeton, New Jersey, United States
$154k-$186k/yr OnsiteFull Time
7+ YOE7+ years in data engineering/analytics with cloud experience; hands-on Databricks, Delta Lake, Unity Catalog, Python, SQL, Spark/PySpark, GenAI/LLM experience; strong stakeholder and clinical operations domain knowledge preferred.
Generative AI (GenAI), Databricks, Databricks Delta Lake, Databricks Unity Catalog, Databricks Workflows, Mosaic AI, MLflow, Python, SQL, Spark, PySpark, LLM, RAG, Veeva Vault, Medidata Rave, IRT
1w
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Principal Software Engineer/Principal AI Engineer
Philadelphia or Massachusetts
$115k-$192k/yr RemoteFull Time
10+ YOE10+ years software engineering experience with hands-on enterprise AI systems taken to production; BS in engineering or computer science required, advanced degree preferred; expertise in LLMs, cloud, integration, architecture, and delivery.
Microsoft?
5d
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AI Engineer
New York City or United States or Raleigh-Durham or Atlanta or Philadelphia
$150k-$300k/yr HybridFull Time
Production experience launching LLM or agent products, strong Python, agent frameworks, RAG, prompt engineering, evaluation systems, ML tools, orchestration workflows, and stakeholder communication.
Python, AWS, PyTorch, scikit-learn, SQL, Spark, Airflow, ZenML, Kedro, dbt
3mo
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Sr. Data Engineer
Austin or Chicago or New Hartford or Philadelphia
$130k-$144k/yr RemoteFull Time
5+ YOE5+ years data engineering; project leadership; strong problem-solving; excellent communication; continuous learning; experience with AI/LLM tooling.
Python, SQL, Terraform, Spark, Databricks, Structured Streaming, Postgres, DynamoDB, CircleCI, DroneCI, Github Actions, Spacelift, DataDog, AWS, Azure, data governance, AI/ML integration, Claude Code, Cursor, Copilot, MCP, Agent Orchestrators, Git, Github
2mo
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IVR Engineer
India or Milpitas or Seattle or Princeton or Cape Town or London or Zurich or Singapore or Mexico City
RemoteFull Time
5+ YOE5+ years IVR experience (Nuance NDF/Mix, Dialogflow, AWS Lex, Genesys, Avaya, Cisco); VoiceXML; Java/Python/NodeJS/C++; conversational AI/LLM, NLU/NLP; cloud (Azure, AWS, Google Cloud); SQL/NoSQL; SIP/TDM; RPA/CRM exposure; RESTful API integration.
Nuance NDF/Mix, Google Dialogflow, AWS Lex, Genesys, Avaya, Cisco, VoiceXML, Java, Python, NodeJS, C++, LLM, NLU, NLP, Azure, AWS, Google Cloud, SQL, NoSQL, SIP, TDM, RPA, CRM, RESTful APIs, Microsoft Co-pilot
1w
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Principal Software Engineer/Principal AI Engineer
Philadelphia or Massachusetts
$115k-$192k/yr RemoteFull Time
10+ YOE10+ years of software engineering experience with enterprise AI systems, production delivery, cloud platforms, LLMs, APIs, data pipelines, architecture, Agile, CI/CD, TDD, and technical leadership. BS in engineering or computer science required.
Microsoft Azure, AWS, Google Cloud Platform, Python, Java, TypeScript, JavaScript, SQL, MCP, RAG, CI/CD, TDD, APIs
1mo
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Principal Software Engineer
Downers Grove or Willingboro
$140k-$180k/yr OnsiteFull Time
15+ YOE15+ years software engineering with enterprise architecture, cloud (Azure) modernization, microservices, eCommerce, AI/LLM production experience, and strong people mentoring and technical leadership.
React.js, Next.js, TypeScript, C#, .NET Core, Java, Python, Go, Kafka, Azure Service Bus, Event Hub, Cloudflare, Akamai, Azure Front Door, SQL Server, PostgreSQL, Redis, Cosmos DB, MongoDB, AKS, Azure App Service, Azure Functions, Azure SQL, Key Vault, Azure AD/Entra ID, Azure Monitor, Terraform, Bicep, Azure DevOps, GitHub Actions, Helm, Open Telemetry, Application Insights, Jaeger, Grafana, Prometheus, k6, JMeter, Azure Load Testing, Pinecone, Weaviate, pgvector, OpenAI, Anthropic, Gemini, LangChain, LangGraph, CrewAI, Playwright, Cypress, Pact, OAuth 2.0, OpenID Connect, Azure Data Factory, Azure Databricks
1mo
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AI Engineer (US)
New York or Philadelphia or San Francisco
OnsiteFull Time
5+ YOE5–8 years software/ML engineering experience with 2–3 years building LLM/agentic AI systems; hands-on with agent frameworks, vector DBs, knowledge-graph retrieval, Python, and production engineering practices.
LangChain, LlamaIndex, AutoGen, CrewAI, OpenAI, Anthropic, Neo4j, Microsoft GraphRAG, Pinecone, Weaviate, Qdrant, Python, Docker, Kubernetes, CI/CD
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