Top Ontology freelancers

27 freelancers list Ontology on Upwork.

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Showing 27 of 27Data updated Nov 7

# Freelancer		SinceMember since
Andrea W. 🇺🇸🇺🇸 Software Architect/Knowledge Graph Consultant \| Python, NLP, AI	$10k↓ 14%	Dec 2021Dec 14, 2021
Bilal B. 🇲🇦🇲🇦 Senior Knowledge Graph Architect	$4k↓ 3%	Mar 2016Mar 24, 2016
Zaven M. 🇺🇸🇺🇸 Data Engineer & IoT Platform Expert	$4k↓ 17%	May 2011May 31, 2011
4 Umair A. 🇵🇰🇵🇰 Knowledge Graph & Ontology Engineer \| Neuro-Symbolic AI \| Legal AI	$3k↑ 11%	Mar 2021Mar 4, 2021
5 Adebisi J. 🇳🇬🇳🇬 AI Engineer \| AI SaaS, Agents, RAG & Automation \| Neo4j	$1k↓ 6%	Feb 2018Feb 8, 2018
6 Brian M. 🇺🇸 NewNew🇺🇸 AI Engineer \| LLM Apps, AI Agents, RAG & Document Extraction	$1k↓ 28%	Jun 2026Jun 22, 2026
7 Sidhanth G. 🇮🇳🇮🇳 Neo4j Expert \| GraphRAG \| RDF \| OWL Ontologist \| NLP \| LLM \| AI Agent	$927↑ 4%	Oct 2024Oct 14, 2024
8 Hamza K. 🇲🇦🇲🇦 Data Scientist & Knowledge Engineer	$751↓ 51%	Jul 2022Jul 20, 2022
9 Prema G. 🇮🇳🇮🇳 Data Scraping \| Taxonomy \| Data Annotation \| Data Labeling	$364↑ 1%	Feb 2022Feb 19, 2022
10 Tushar G. 🇮🇳🇮🇳 3 patents in AI, Built "Inc 1000 fastest growing company" of USA	$124↓ 1%	Dec 2016Dec 15, 2016

Freelancer	MRR	Member since
11 Abdullahi I. 🇳🇬🇳🇬 SPARQL \| SWRL \| RDF \| OWL Ontology \| Protegee \| GraphDB \| ML \| Python	$25–	Jan 2022Jan 30, 2022
12 Jakub M. 🇨🇿🇨🇿 Data Analytics :: AI Eval :: EN/CZ :: Digital QA & UX/CX :: Ontology	$11↓ 89%	Jul 2016Jul 17, 2016
13 Subhashis D. 🇪🇸🇪🇸 Taxonomist \| Ontologist \| Health Informatics specialist	$0–	Dec 2024Dec 16, 2024
14 Sajid A. 🇫🇷🇫🇷 Sr. Software Engineer \| NextJs \| SaaS \| Typescript \| Vue \| Svelte	$0–	Jan 2021Jan 15, 2021
15 Sujan D. 🇧🇩🇧🇩 RAG\| GraphRAG \| Neo4j \| Langchain \| LangGraph\| MCP \| Pipecat \| FastAPI	$0–	Sep 2015Sep 22, 2015
16 Luis R. 🇩🇪🇩🇪 Semantic Web Developer	$0–	Feb 2016Feb 18, 2016
17 Damon M. 🇺🇸🇺🇸 Enterprise AI Solutions Lead \| RAG, Knowledge Graphs & Text-to-SQL	$0–	Apr 2012Apr 6, 2012
18 Alexander S. 🇺🇸🇺🇸 Semantic Architect \| Knowledge Graphs (RDF/OWL/SPARQL)	$0–	Mar 2024Mar 4, 2024
19 Noemie G. 🇮🇱🇮🇱 Taxonomy Manager \| Ontologies \| NLP Data Analyst	$0–	Jun 2025Jun 8, 2025
20 Soumya B. 🇵🇱🇵🇱 Senior Ontologist \| RDF OWL SHACL SPARQL LLM \| Knowledge Graphs	$0–	Feb 2025Feb 6, 2025

Freelancer	MRR	Member since
21 Kimberly F. 🇺🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇺🇸 Ops Partner & Content Strategist for Visionary Founders	≈$0–	May 2015May 5, 2015
22 Darrel L. 🇲🇾Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇲🇾 Machine Learning \| AI Engineer	≈$0–	Sep 2022Sep 18, 2022
23 Anita F. 🇺🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇺🇸 Taxonomy, Metadata & Research Specialist \| Librarian \| Editor	≈$0–	Feb 2021Feb 22, 2021
24 Ozcan T. 🇹🇷Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇹🇷 System Architect / Software Development Expert	≈$0–	Mar 2018Mar 6, 2018
25 Anton K. 🇪🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇪🇸 MediaWiki Professional: Design, Development, Semantics	≈$0–	Jan 2016Jan 21, 2016
26 Younes K. 🇫🇷Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇫🇷 Ontology Engineer \| QA/QC RDF/OWL, SHACL , SPARQL	≈$0–	Apr 2025Apr 12, 2025
27 Nebil A. 🇪🇹Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇪🇹 Semantic web developer	≈$0–	Oct 2020Oct 12, 2020

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