127 rag engineer jobs at 77 companies in Westminster, MA
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Applied AI Engineer
Canada or San Francisco or Raleigh or Boston
HybridFull Time
Applied GenAI experience with prompt engineering, structured outputs, RAG, evaluation datasets, production LLM features, multimodal inputs, and model quality, cost, and latency optimization.
LLMX, Attachments, OCR, RAG
2mo
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Innovation Senior AI Engineer
Boston or Jersey City or New York City or Massachusetts or New York or New Jersey or United States or Poland
$210k-$260k/yr OnsiteFull Time
3+ YOE3+ years AI/ML engineering (5+ years product development), hands-on leader, expert Python, production LLM/RAG/agent experience, workflow orchestration, Azure/AWS, vector DBs, evaluation and responsible-AI practices.
Python, Agno, LangChain, LlamaIndex, Temporal, Prefect, Airflow, Azure, AWS, Pinecone, Weaviate, pgvector, LLM, RAG
2mo
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AI Evaluation Engineer
Bucharest or Boulder or Boston or Chicago or Glendora or Richmond or London or Auckland
lei16k-lei19k/mo HybridFull Time
5+ YOEBachelor's in CS/Data/Math, 5+ years software engineering with focus on testing/evaluation or AI/ML tooling, strong Python, experience building evaluation pipelines and LLM eval concepts, familiarity with RAG and production data pipelines.
RAGAS, LangSmith, PromptFlow, Snowflake, Python, RAG
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Forward Deployed Engineer
United States or Nashua or Austin
OnsiteFull Time
3+ YOE3+ years customer-facing technical experience, programming in JavaScript/TypeScript/Python, API integration, RAG and embedding workflows, prompt engineering, troubleshooting, and strong communication skills.
JavaScript, TypeScript, Python, Optimizely AI (Opal), CMS, CMP, Web Experimentation, Feature Experimentation, ODP
2w
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AI/ML Engineer
Marlborough, Massachusetts, United States
$150k-$160k/yr OnsiteFull Time
12+ YOERequires 12–15 years of experience with Python, generative AI, LLMs, prompt engineering, RAG, vector databases, PyTorch or TensorFlow, Azure AI/ML, MLOps, Databricks, and agentic AI frameworks.
Python, Generative AI, LLMs, Prompt Engineering, RAG Architecture, Vector Databases, PyTorch, TensorFlow, Azure AI, Azure ML, MLOps, MLflow, Kubeflow, Databricks, Lakehouse Architecture, LangGraph, Semantic Kernel
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Forward Deployed Engineer III, Generative AI, Google Cloud
San Francisco or Atlanta or Boulder or Cambridge or Chicago or Addison or Detroit or Irvine or Kirkland or Los Angeles or Miami or Mountain View or New York or Portland or Reston or San Diego or Seattle or Sunnyvale or Washington D.C.
$174k-$252k/yr OnsiteFull Time
5+ YOE5 years software development; AI systems on cloud; production-grade AI solutions; customer engagement; data pipelines with vector DB/RAG
Python, LangGraph, CrewAI, ADK, RAG, Vector Databases, LLM Metrics, Vertex AI, MCP servers
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Informatics Engineer
Cambridge, Massachusetts, United States
$134k-$163k/yr HybridFull Time
5+ YOERequires 5+ years of production engineering experience, or 3+ with an MS or PhD; strong Python, AWS, event-driven architectures, Terraform or CDK, Docker, Git, CI/CD, testing, and scientific data integration experience.
Python, AWS, AWS Lambda, Amazon EventBridge, Terraform, AWS CDK, Docker, Git, CI/CD, Benchling, Nextflow, Nextflow Tower, Seqera Platform, LangChain, LangGraph, RAG, Plotly Dash, Streamlit, Spotfire, Retool, PostgreSQL, MSSQL, CRISPR
3w
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AI Enablement Engineer-Developer Experience
Budapest or Somerville or Germany or Singapore or Israel or Japan
HybridFull Time
5+ YOE5+ years of software engineering experience; TypeScript, APIs, LLMs, agent frameworks, RAG, AWS, CI/CD, AI security, and developer tooling experience; bachelor's degree in computer science or engineering or equivalent experience.
TypeScript, RESTful services, MCP, AWS, CI/CD, LLMs, RAG
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Senior / Staff Software Engineer
Boston or United States
HybridFull Time
7+ YOE7+ years in software engineering with end-to-end production systems; experience owning LLM-powered systems (RAG, agents); strong cloud and code-quality practices.
React, Node.js, MongoDB, AWS, Terraform, TypeScript, GitHub Actions, RAG, agents
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Principal Database Platform Engineer
Boston or Atlanta
$143k-$186k/yr OnsiteFull Time
8+ YOEBachelor’s or Master’s degree in Computer Science, Engineering, or related field; 8–10 years in database, platform, or infrastructure engineering; PostgreSQL, AWS-managed databases, Terraform, CI/CD, and large-scale database expertise.
AWS, Terraform, CI/CD, Git, PostgreSQL, DynamoDB, OpenSearch, Azure, GCP, Neptune, DocumentDB, MongoDB, pgvector, Databricks, BigQuery, RAG, IAM, FinOps, SRE, TOGAF, MSSQL, Oracle
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AI Engineer - Forward Deployed
San Francisco or New York or Boston or United States
$200k-$350k/yr FieldFull Time
2+ YOE2+ years professional software engineering; strong Python and/or TypeScript/JavaScript; experience deploying LLM/agentic AI systems, RAG pipelines, prompt engineering, and production integrations; 20-40% travel; degree in CS/related or equivalent experience.
Python, TypeScript, JavaScript, LLM, RAG
2mo
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Senior Software Engineer I
Boston or Manhattan
$150k-$166k/yr OnsiteFull Time
6+ YOE6+ years software engineering experience; 1+ year building LLM/GenAI applications; experience with RAG, vector databases, LangChain/LlamaIndex/LangGraph/AutoGen; distributed systems, APIs, security, AWS, Docker, CI/CD.
LangChain, LlamaIndex, LangGraph, AutoGen, RAG, LLMs, RESTful APIs, GraphQL, Kafka, RabbitMQ, OAuth, AWS, Docker, CI/CD
3mo
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Senior Software Engineer, AI/ML
Cambridge, Massachusetts, United States
HybridFull Time
7+ YOE7+ years of software engineering; lead AI/ML/LLM projects; Python; AWS; distributed systems; strong communication; BS in CS, MS preferred.
Python, TypeScript, Go, AWS, LLM, RAG, tool calling, LoRA, distributed systems, cloud monitoring
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Distinguished AI Engineer (Agentic AI Platform)
San Francisco or McLean or Cambridge or San Jose or New York City
$294k-$335k/yr OnsiteFull Time
6+ YOEBachelor's or Master's in CS/Engineering/AI with 6–8+ years building and deploying scalable AI/ML systems; strong programming in Python/Go/Scala/Java and experience with agentic frameworks, cloud platforms, and LLMs.
Python, Go, Scala, Java, C++, C#, Golang, LangGraph, AutoGen, Semantic Kernal, Semantic Kernel (Microsoft), CrewAI, LlamaIndex, LangChain, AWS, Google Cloud, Azure, Google Cloud Vertex AI, Amazon SageMaker, Azure Machine Learning, K8s, Helm charts, CRDs, SDK, CLI, VectorDBs, RAG, LLM Inference, Similarity Search
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AI Platform Principal Engineer
Milford, Massachusetts, United States
$152k-$253k/yr OnsiteFull Time
8+ YOERequires 8+ years in software, platform, cloud, or machine learning engineering; technical leadership of enterprise or cloud-native platforms; production AI experience; and expertise in cloud, distributed systems, security, and deployment practices.
AWS, Azure, GCP, Infrastructure-as-Code, CI/CD, LLM, Vector Database, RAG
2mo
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AI Developer, AVP
Burlington, Massachusetts, United States
$90k-$158k/yr OnsiteFull Time
2+ YOEHands-on engineer with 2+ years building production AI systems: LLMs, RAG, agent frameworks, Python (plus Java/C#/TypeScript), cloud platforms (Azure preferred), Kafka/Event Hub, Redis/Hazelcast, and CI/CD practices.
LLMs, RAG, MCP, Python, Java, C#, TypeScript, Kafka, Event Hub, Redis, Hazelcast, Snowflake, Microsoft Azure, AWS, GCP, API Management, APIs, CI/CD, Agile, Scrum
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Senior Software Engineer - Agents
United States or Boston
$180k-$220k/yr RemoteFull Time
4+ YOE4+ years of software engineering experience, including 1+ year building customer-facing agentic systems in production. Requires strong backend fundamentals, agentic architecture, production RAG, evaluations, observability, and AWS or GCP experience.
Python, Java, Go, Rust, TRACE Graph, RAG, AWS, GCP, LLM
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Strong Junior QA Manual Engineer
Spain or Boston
RemoteFull Time
1.5+ YOERequires 1.5+ years in QA or software engineering, manual web/mobile testing, QA methodology knowledge, REST API and browser DevTools experience, and upper-intermediate English. SQL, LLM, RAG, and RBAC knowledge preferred.
REST API, DevTools, Postman, SQL, LLMs, RAG, RBAC
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Senior Software Engineer
Boston or Somerville
$129k-$194k/yr OnsiteFull Time
5+ YOEExpert Python and distributed-systems expertise; experience building production AI/ML applications with LLMs, prompt engineering, autonomous agents, RAG, cloud platforms, and engineering workflow tools.
Python, AWS, GCP, Azure, Jira, Git, Large Language Models (LLMs), retrieval-augmented generation (RAG)
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Distinguished Engineer
Boston, Massachusetts, United States
$200k-$210k/yr HybridFull Time
12+ YOE12+ years software engineering and delivery experience, 5+ years technical leadership, strong Python or Java, full-stack, cloud, data engineering, distributed systems, AI/ML, LLM, RAG, and agentic systems expertise.
Python, Java, TypeScript, Node, CI/CD, FastAPI, GraphQL, gRPC, Snowflake, Apache Kafka, Azure Event Hubs, Docker, Kubernetes, AKS, EKS, GitHub Copilot, Codex, Claude Code, AWS, Azure, GCP, Model Context Protocol (MCP), FastMCP, OpenAI, Anthropic, LangGraph, AutoGen, CrewAI, Azure Document Intelligence, LlamaParse, Tesseract, Docling, PyMuPDF, Camelot, Tabula, DBT, Dagster, Airflow, Azure OpenAI, Azure AI Foundry, Monte Carlo
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