SkillTrendLab
Skill · Frameworks

LangChain

A framework for composing language-model applications.

7.0%
of core AI postings mention it
246
postings
202
companies
30-day change · from 2nd edition

Which roles ask for it

Share of each role's postings that mention this skill.

  1. 21.1%
  2. MLOps / Platform Engineer
    4 postings
    10.5%
  3. 176 postings
    10.1%
  4. 8 postings
    5.3%
  5. AI Researcher
    2 postings
    3.3%
  6. 1.3%
  7. 1.3%
  8. 0.3%

Skills that appear with it

Share of the postings mentioning LangChain that also mention each skill.

  1. LLM applications
    92.7%
  2. Languages
    90.2%
  3. LLM applications
    78.9%
  4. LLM applications
    64.6%
  5. DevOps
    50.8%
  6. LLM applications
    50.0%
  7. Tools
    49.2%
  8. Methods and process
    48.8%
  9. LLM applications
    45.1%
  10. 43.5%
  11. LLM applications
    42.7%
  12. Frameworks
    41.9%

Industries and places

Share of this skill's postings.

Industry
  1. Software & Internet
    96
    39.0%
  2. Electronics & Hardware
    41
    16.7%
  3. Finance & Insurance
    20
    8.1%
  4. Semiconductor
    18
    7.3%
  5. Wholesale, Retail & E-commerce
    16
    6.5%
  6. Telecom, Media & Digital Content
    16
    6.5%
  7. Healthcare & Biotech
    11
    4.5%
  8. Manufacturing
    8
    3.3%
  9. Consulting & Marketing Services
    6
    2.4%
  10. Professional Services
    6
    2.4%
  11. Construction & Real Estate
    3
    1.2%
  12. Energy, Utilities & Natural Resources
    2
    0.8%
Place
  1. Taipei
    125
    50.8%
  2. New Taipei
    42
    17.1%
  3. Hsinchu City
    15
    6.1%
  4. Taichung
    13
    5.3%
  5. Taoyuan
    12
    4.9%
  6. Kaohsiung
    12
    4.9%
  7. Hsinchu County
    11
    4.5%
  8. Tainan
    3
    1.2%
  9. Miaoli
    3
    1.2%
  10. Chiayi City
    2
    0.8%
  11. Changhua
    2
    0.8%
  12. Hualien
    2
    0.8%

Where this number is read from

Of the 246 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.

  1. Employer's skill tags
    0
  2. Job title
    1
  3. Job description
    246
The data on this page
Data as of
September 11, 2026
Core AI postings this edition
3,523
Method version
2026.09.1

This page is not indexed yet: change needs a second edition.