Vector Database
Databases that store and search vector embeddings by similarity.
- 7.8%
- of core AI postings mention it
- 273
- postings
- 220
- companies
History starts on September 11, 2026. Movement needs a comparable later edition at least 30 days on.
Where it is mentioned most
Each row divides by that role's postings in this edition, highest share first.
Postings in 8 role families mention Vector Database in this edition.
In 1 of the 8 role families with a page of their own, at least one posting in five mentions Vector Database: LLM / NLP Engineer 23.4%.
Vector Database is more concentrated in LLM / NLP Engineer postings (23.4%) than across all core AI postings (7.8%): at least twice the overall share.
How the readings are made: "more concentrated than overall" means that in a role family with a page of its own, at least 10 postings mention the skill and its share is at least 2 times its share of all core AI postings; "common" means at least 20% of a role's postings mention it. They describe the postings open in this edition, not a trend.
- LLM / NLP Engineer23.4%41 of 175 postings · at least twice overall
- MLOps / Platform Engineer18.4%7 of 38 postings · Sample below the page threshold; not read
- AI Engineer11.3%196 of 1,741 postings
- Data Scientist4.6%7 of 151 postings
- 5 of 305 postings
- 3 of 321 postings
- 1 of 113 postings
- 1 of 225 postings
Skills that appear with it
Each share divides by the postings that mention Vector Database: how many of them also mention each skill, grouped into three lenses.
Foundations and problem-solving
Categories: Languages, Machine learning, Data engineering, Databases, Methods and process
- Python89.0%Languages · 243 postings
- System Architecture60.1%Methods and process · 164 postings
- REST API39.6%Methods and process · 108 postings
Production and delivery
Categories: DevOps, Cloud, Tools
Framework, LLM and domain signals
Categories: Frameworks, LLM applications, Domain knowledge, Office software
- RAG90.5%LLM applications · 247 postings
- LLM89.4%LLM applications · 244 postings
- AI Agents60.1%LLM applications · 164 postings
- Prompt Engineering54.6%LLM applications · 149 postings
- Generative AI44.3%LLM applications · 121 postings
- ChatGPT40.7%LLM applications · 111 postings
- LangChain39.2%Frameworks · 107 postings
Industries and places
Share of this skill's postings.
- Software & Internet11943.6%
- Electronics & Hardware3713.6%
- Semiconductor248.8%
- Finance & Insurance207.3%
- Wholesale, Retail & E-commerce176.2%
- Telecom, Media & Digital Content165.9%
- Healthcare & Biotech134.8%
- Manufacturing103.7%
- Consulting & Marketing Services51.8%
- Professional Services51.8%
- Construction & Real Estate20.7%
- Hospitality & Consumer Services20.7%
- Taipei14151.6%
- New Taipei4717.2%
- Taichung248.8%
- Taoyuan134.8%
- Kaohsiung114.0%
- Hsinchu City103.7%
- Hsinchu County82.9%
- Miaoli62.2%
- Changhua51.8%
- Tainan20.7%
- Nantou20.7%
- Hualien20.7%
Where this number is read from
Of the 273 postings, how many were found through the employer's own skill tags, the title, and the job description. A posting can carry more than one kind of evidence, so the three add up to more than the posting count.
- Employer's skill tags0
- Job title0
- Job description273