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COMPANIES USING

Companies Using LangChain

8,131 companies are actively hiring LangChain talent across 104 countries.

LangChain is an open-source framework for building applications on top of large language models: retrieval-augmented generation (RAG) over internal documents, chatbots, and multi-step agents that call tools and APIs. A company hiring for it is moving LLM work from experiment toward production, which means it will need model API access, a vector database, observability and evaluation tooling, and cloud compute to run it.

Buying Signal

A LangChain hire usually means the company is wiring an LLM into a real product or internal workflow and will soon face production problems: cost control, latency, hallucination testing, data security and prompt monitoring. That opens budget for vector stores, LLM observability, guardrails and data pipelines that feed retrieval. An LLM evaluation and tracing vendor, for example, should prospect these accounts while the first agents are being built, before teams settle on homegrown logging.

Top Companies49 shown

Top companies hiring LangChain talent in 2026
CompanyIndustryHQ LocationSizeJobsLinks
Stripe
stripe.com
 Technology, Information and Internet South San Francisco, United States 5,001+ 316
Public Storage
publicstorage.com
 Real Estate Frisco, United States 5,001+ 227
Ascensus
ascensus.com
 Financial Services Upper Dublin Township, United States 5,001+ 247
SoftwareOne
softwareone.com
 IT Services and IT Consulting Stans, Switzerland 5,001+ 246
INFUSE
infuse.com
 Marketing Services Boca Raton, United States 1,001–5,000 402
RELX
relx.com
 Technology, Information and Media Greater London, United Kingdom 1,001–5,000 445
Lyra Health
lyrahealth.com
 Mental Health Care Burlingame, United States 1,001–5,000 211
Cactus Communications
cactusglobal.com
 Software Development Mumbai, India 1,001–5,000 318
Swift
swift.com.br
 Retail São Paulo, Brazil 1,001–5,000 160
FullStack
fullstack.com
 Technology, Information and Internet Brentwood, United States 501–1,000 635
Qcells North America
qcells.com
 Renewable Energy Semiconductor Manufacturing Irvine, United States 501–1,000 234
Applaudo
applaudo.com
 IT Services and IT Consulting El Salvador 501–1,000 172
YO AI Labs
yoailabs.com
 Artificial Intelligence Shi'bat Al Wutah, United Arab Emirates 201–500 281
Jet HR
jethr.com
 Technology, Information and Internet Milan, Italy 201–500 199
Ruby Labs
rubylabs.com
 Technology, Information and Internet San Francisco, United States 201–500 256
Blacksmith Agency
blacksmith.agency
 Advertising Services Phoenix, United States 11–50 280
BioSpace
biospace.com
 Internet News West Des Moines, United States 11–50 430
JSM Consulting Inc.
jsmconsultant.com
 IT Services and IT Consulting Cranbury Township, United States 11–50 209
Dex
meetdex.ai
 Technology, Information and Internet Greater London, United Kingdom 11–50 220
CVS Health
cvshealth.com
 Hospitals and Health Care Woonsocket, United States 10,001+ 1,856
Accenture in India
accenture.com
 IT Services and IT Consulting Bengaluru, India 10,001+ 374
Floor & Decor
flooranddecor.com
 Retail Atlanta, United States 10,001+ 1,154
Accenture
accenture.com
 Business Consulting and Services Ireland 10,001+ 430
Humana
humana.com
 Insurance Louisville, United States 10,001+ 478
IBM
ibm.com
 IT Services and IT Consulting Armonk, United States 10,001+ 440
Liberty Mutual Insurance
libertymutualgroup.com
 Insurance Boston, United States 10,001+ 410
Unilever
unilever.com
 Manufacturing City of London, United Kingdom 10,001+ 205
Techcombank (TCB)
techcombankjobs.com
 Banking Hà Nội, Vietnam 10,001+ 187
NetApp
netapp.com
 Software Development San Jose, United States 10,001+ 260
Decathlon
decathlon-united.media
 Sporting Goods Manufacturing Villeneuve-d'Ascq, France 10,001+ 248
CIBC
cibc.com
 Banking Toronto, Canada 10,001+ 347
Albertsons Companies
albertsonscompanies.com
 Retail Boise, United States 10,001+ 364
Thermo Fisher Scientific
thermofisher.com
 Biotechnology Research Waltham, United States 10,001+ 356
Caterpillar Inc.
caterpillar.com
 Machinery Manufacturing Irving, United States 10,001+ 258
Walmart
walmart.com
 Retail Bentonville, United States 10,001+ 781
Standard Chartered India
sc.com
 Banking 10,001+ 235
Eli Lilly and Company
lilly.com
 Pharmaceutical Manufacturing Indianapolis, United States 10,001+ 425
State Street
statestreet.com
 Financial Services Boston, United States 10,001+ 404
Citizens
citizensbank.com
 Banking Providence, United States 10,001+ 377
Wipro
wipro.com
 IT Services and IT Consulting Bengaluru, India 10,001+ 170
Capital One
capitalone.com
 Financial Services McLean, United States 10,001+ 482
Arup
arup.com
 Design Services City of London, United Kingdom 10,001+ 431
Electrolux Group
electroluxgroup.com
 Manufacturing Stockholm, Sweden 10,001+ 214
EPAM Systems
epam.com
 IT Services and IT Consulting Newtown, United States 10,001+ 163
Vivo (Telefônica Brasil)
vivo.com.br
 Telecommunications Brazil 10,001+ 386
CBRE
cbre.com
 Real Estate Dallas, United States 10,001+ 273
Cargill
cargill.com
 Food and Beverage Manufacturing Wayzata, United States 10,001+ 432
Accenture services Pvt Ltd
accenture.com
 Information Technology & Services Chennai, India 10,001+ 155
WSP in India
wsp.com
 Professional Services Noida, India 10,001+ 483

8,131 companies use LangChain. Want the full list?

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Market Signal

More than 8,100 companies across 104 countries are hiring for LangChain, but IT services and consulting alone accounts for about 2,600 of them, ahead of software development at about 1,500, so a large share of demand sits with firms building LLM apps for clients. Financial services, at more than 400 companies, is the clearest regulated end-user vertical, where security and compliance pitches carry weight.

Stack Intelligence

Python is LangChain's primary language, OpenAI and Anthropic supply the models it orchestrates, and Pinecone stores the embeddings behind retrieval. A company hiring across this combination is running a full RAG stack, not a prototype. Teams mixing OpenAI and Anthropic are also showing multi-model maturity, which makes them strong targets for model gateways, cost management and evaluation tools.

Hiring Landscape

LangChain in the Market

Where and how companies hire LangChain talent

By Country

United States
3,131
India
946
Germany
404
United Kingdom
387
Brazil
386
China
301
France
296
Spain
243

By Industry

IT Services and IT Consulting
2,584
Software Development
1,543
Technology, Information and Internet
676
Business Consulting and Services
477
Financial Services
444
Information Technology & Services
388
Insurance
130
Hospitals and Health Care
121

Top Roles

Software Engineer1,923Data Engineer1,876Ai Engineer1,461Project Manager1,455Product Manager1,409Business Analyst1,126Devops Engineer1,083Data Scientist1,067Data Analyst783Account Executive746Full Stack Developer736Account Manager693

Related Technologies

OpenAIPythonPineconeAnthropic

What is LangChain?

LangChain is a framework for building applications with large language models. LangChain hiring signals LLM application development.

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How this page is built

echoloc compiles technology-adoption signals from public hiring and company data — career pages, public listings, and company web presence — then clusters and de-duplicates them into the summary above. Figures are estimates that refresh over time. Read our full methodology →

This is not an official customer or user list. It is a technology-adoption signal inferred from public data, intended for B2B research.

Frequently Asked Questions

What is LangChain?

LangChain is a framework that lets companies connect large language models to their own data, tools and workflows to build assistants, search and agents. It handles prompts, retrieval, memory and tool calls. Hiring for it signals active investment in production generative AI applications.

Why should sales teams track LangChain hiring?

LangChain hiring identifies companies building LLM applications right now, often before they have bought supporting infrastructure. A vector database vendor, for instance, can target companies posting Data Engineer or AI Engineer roles that mention LangChain and pitch scalable retrieval before the team outgrows a local prototype.

Who should be selling to companies that use LangChain?

LLM API providers, vector database vendors, LLM observability and evaluation platforms, and AI-focused cloud and GPU infrastructure providers are the natural sellers. AI security and guardrail vendors also fit, especially for the financial services accounts in this list.