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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Machine Learning Research Scientist - **Company:** SENTRA, INC. - **Location:** San Francisco, CA, United States - **Experience:** Expert - **Salary:** $150,000.0 - $300,000.0 - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Artificial Neural Networks, Learning Management Systems, Data Structures, Programming Tools, Distributed Systems, Graph Database, Information Extraction, Information Theory, Python (Programming Language), Machine Learning, Natural Language Processing, Neo4j, Open Source Technology, Query Optimization, Tensorflow, Systems Architecture, Scripting, Pytorch, Large Language Models, Knowledge Representation, Machine Learning Operations, Stream Processing - **Published:** July 31, 2026 - **Apply:** https://www.careerbuilder.com/job-details/machine-learning-research-scientist-san-francisco-ca--13a055b3-e470-4d4d-92f3-875dfd22bbfa ## About the Role * 5+ years building novel systems in machine learning, NLP, knowledge graphs, or related areas with evidence through publications, production implementations, or significant open-source contributions. * Deep knowledge of knowledge graphs, graph neural networks, or temporal reasoning demonstrated through shipped systems and architectural exploration. * Strong ML and NLP foundation, particularly in information extraction, entity resolution, or semantic representation. * Proficiency in Python and modern ML frameworks (PyTorch preferred) with experience deploying models at scale. * Track record of publishing research (conference papers, technical blog posts, or detailed technical documentation) and exploring novel architectures. * Ability to move between theoretical investigation and practical implementation, shipping research into production., Algorithms, Apple MacBook, Artificial Intelligence (AI), Bayesian Networks, Blog, Budgeting, Conferences, Create Graphs, Data Quality, Distributed Computing, Health Plan, Knowledge Representation, Machine Learning, Memory Hardware, Natural Language Processing (NLP), Neo4j, Neural Networks, Open Source, Organizational Learning, Pro Tools, Programming Tools, Publications, Python Programming/Scripting Language, Query Optimization, Scientific Research, System Architecture, Systems Maintenance, Technical Writing ## Description * Build LLM-powered information extraction pipelines that process unstructured communications and text data into structured entity-relationship representations. * Develop memory consolidation algorithms that validate information through multiple observations, merge duplicate entities, and prune ephemeral data. * Design temporal knowledge graph architectures that model organizational execution state as living, continuously updated systems rather than static records. * Create graph attention mechanisms and reasoning systems for complex causal queries about blockers, dependencies, and outcome patterns. * Research lossy semantic compression using information-theoretic principles to condense event streams into query-relevant long-term memory. * Design entity resolution systems handling identity evolution where entities merge, split, and transform through time. * Build meta-learning systems that identify organizational patterns and recognize when current situations match historical success or failure indicators. * Develop privacy-preserving cross-organizational learning using federated learning and differential privacy techniques. * Publish research findings and contribute to the broader research community on knowledge graphs and organizational intelligence., * Graph databases (Neo4j, TigerGraph, Neptune) and query optimization for large-scale graphs. * Information theory, compression, or temporal data structures. * Causal inference, probabilistic reasoning, or Bayesian methods. * Distributed systems, stream processing, or real-time ML serving. * Human memory and cognition models. * Privacy-preserving ML (federated learning, differential privacy, secure multi-party computation). * Enterprise AI systems, workflow automation, or organizational software. * Publications at top-tier conferences (NeurIPS, ICML, ICLR, KDD, EMNLP, ACL, WWW, SOSP, OSDI). ## Related Videos - [Adding knowledge to open-source LLMs](https://www.wearedevelopers.com/videos/1522-adding-knowledge-to-open-source-llms) - [JavaScript? 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Live Coding)](https://www.wearedevelopers.com/videos/100196-photonic-computing-programming-a-new-class-of-ai-accelerators-incl-live-coding) - [Putting the Graph In GraphQL With The Neo4j GraphQL Library](https://www.wearedevelopers.com/videos/257-putting-the-graph-in-graphql-with-the-neo4j-graphql-library) - [Geometric deep learning for drug discovery](https://www.wearedevelopers.com/videos/264-geometric-deep-learning-for-drug-discovery) - [Intermediate Bitcoin Script](https://www.wearedevelopers.com/videos/25-intermediate-bitcoin-script) ## Related Articles - [Graph and AI Trends 2026: Why Is AI Running but Not Yet Delivering?](https://www.wearedevelopers.com/magazine/680-graph-and-ai-trends-2026-why-is-ai-running-but-not-yet-delivering) - [Everything a Developer Needs to Know About MCP with Neo4j](https://www.wearedevelopers.com/magazine/604-everything-a-developer-needs-to-know-about-mcp-with-neo4j) - [Coffee with Developers - Maria Apazoglou - Making AI understandable for all in production](https://www.wearedevelopers.com/magazine/475-coffee-with-developers-maria-apazoglou-making-ai-understandable-for-all-in-production) - [MLOps – What’s the deal behind it?](https://www.wearedevelopers.com/magazine/125-mlops-what-s-the-deal-behind-it) - [MLOps And AI Driven Development](https://www.wearedevelopers.com/magazine/82-mlops-and-ai-driven-development) - [What Are Large Language Models?](https://www.wearedevelopers.com/magazine/304-what-are-large-language-models)