Data Scientist

This range is provided by Resourceful. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range$150,000.00/yr - $175,000.00/yrDirect message the job poster from ResourcefulJob Title: Senior Data Scientist – GenAI & Knowledge GraphsLocation: Seattle, WA, USDepartment: AI & Data ScienceEmployment Type: Full-timeJob SummaryWe are looking for a Senior Data Scientist with hands-on expertise in building Generative AI applications using Knowledge Graphs, Graph Databases, and multi-agent systems. The ideal candidate will have strong experience in LLM-driven development, agentic AI workflows, and semantic data modeling using OWL and RDF.Key ResponsibilitiesBuild and maintain graph-based data pipelines using technologies like Neo4j, Amazon Neptune, or Stardog.Design and implement knowledge graphs and ontologies using OWL, Protégé, TopBraid, or similar tools.Integrate knowledge graphs with GenAI pipelines, improving context grounding and retrieval for LLM-based applications.Develop and orchestrate multi-agent systems using LangGraph, CrewAI, or AutoGen, including agent-to-agent (A2A) communication, memory modules, and reasoning chains.Leverage MCP servers and agent runtime engines to deploy agent-based GenAI applications for real-world scenarios such as customer support, content synthesis, and document analysis.Work on RAG architectures involving embedding models, vector stores (e.g., FAISS, Pinecone), and structured semantic layers.Collaborate with engineers and junior data scientists on project delivery and model deployment.Write clean, reusable code in Python using ML/LLM frameworks such as LangChain, HuggingFace, and OpenAI SDKs.Required Skills & Experience5–8 years of experience in data science, with 2+ years in LLM/GenAI development.Hands-on experience with GraphDBs (Neo4j, Neptune, TigerGraph) and SPARQL or Cypher.Proficiency in ontology modeling using OWL/RDF and familiarity with semantic reasoning tools.Strong experience in building agentic AI applications, including use of LangGraph, AutoGen, or CrewAI.Understanding of multi-agent communication protocols (A2A), agent memory, and orchestration layers.Solid understanding of data wrangling, NLP, and embedding models (sentence-transformers, OpenAI embeddings, etc.).Python proficiency and experience with REST APIs, data processing libraries (pandas, NumPy), and JSON-LD.Preferred QualificationsMaster’s degree in Data Science, Computer Science, AI/ML, or a related field.Knowledge of cloud-native deployment is a plus (though not mandatory).Open-source contributions, blog posts, or internal project showcases in the GenAI/Knowledge Graph space.Seniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeContractJob functionJob functionConsultingIndustriesIT Services and IT ConsultingReferrals increase your chances of interviewing at Resourceful by 2xSign in to set job alerts for “Data Scientist” roles.Seattle, WA $99,500.00-$200,000.00 3 days agoFront End Software Engineering II, SlackSeattle, WA $157,600.00-$236,500.00 4 days agoSeattle, WA $99,500.00-$200,000.00 3 days agoCalifornia, United States $100,000.00-$720,000.00 6 days agoSeattle, WA $117,760.00-$147,200.00 1 week agoSeattle, WA $140,000.00-$180,000.00 2 months agoBellevue, WA $102,000.00-$163,000.00 23 hours agoSeattle, WA $110,400.00-$138,000.00 4 days agoSeattle, WA $140,000.00-$180,000.00 2 months agoBellevue, WA $157,000.00-$230,000.00 2 weeks agoSeattle, WA $99,500.00-$200,000.00 2 weeks agoSoftware Development Engineer - 2025 (US)Seattle, WA $99,500.00-$200,000.00 2 weeks agoBellevue, WA $157,000.00-$230,000.00 2 days agoSeattle, WA $90,000.00-$170,000.00 4 days agoRedmond, WA $99,500.00-$200,000.00 5 days agoBellevue, WA $157,000.00-$230,000.00 2 weeks agoSeattle, WA $150,500.00-$269,200.00 2 weeks agoSeattle, WA $90,000.00-$180,000.00 1 week agoSeattle, WA $98,900.00-$228,700.00 1 week agoSeattle, WA $150,000.00-$175,000.00 2 months agoSeattle, WA $99,500.00-$200,000.00 23 hours agoSeattle, WA $120,300.00-$168,700.00 3 hours agoSeattle, WA $91,158.00-$139,222.66 1 week agoRedmond, WA $100,600.00-$215,400.00 4 days agoSeattle, WA $140,000.00-$180,000.00 2 months agoWe’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr