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Companies Using Flask in United States

973 companies are hiring Flask talent in United States.

Flask is a lightweight Python web framework used to build APIs, internal tools, and backend services — often the backbone of a company's data pipeline or customer-facing product. When a company posts Flask roles, they're actively building or scaling a web backend, which means they're in the market for API infrastructure, cloud hosting, observability tools, and developer tooling. These aren't exploratory hires — they signal active product development with real budget attached.

Buying Signal

A sales rep seeing Flask hiring should read it as a company mid-build on a backend system, likely evaluating or already using cloud platforms, database solutions, and CI/CD tooling. They're probably replacing legacy monoliths or standing up new microservices, which creates immediate need for deployment infrastructure and monitoring. DevOps vendors, cloud marketplace sellers, and database solution providers should be prioritizing these accounts.

Top Companies47 shown

CompanyIndustryHQ LocationSizeJobsLinks
Veeva Systems
veeva.com
 Software Development Pleasanton, United States 5,001+ 1,970
AgileEngine
agileengine.com
 Software Development Boca Raton, United States 1,001–5,000 1,926
INFUSE
infuse.com
 Marketing Services Boca Raton, United States 1,001–5,000 1,419
Apex Systems
apexsystems.com
 IT Services and IT Consulting Glen Allen, United States 1,001–5,000 1,758
Kforce Inc
kfrc.co
 IT Services and IT Consulting Tampa, United States 1,001–5,000 1,685
SpaceX
spacex.com
 Aviation and Aerospace Component Manufacturing Hawthorne, United States 1,001–5,000 1,499
Lensa
lensa.com
 Internet Publishing West Chester, United States 51–200 3,768
Bright Vision Technologies
bvteck.com
 IT System Custom Software Development Bridgewater Township, United States 51–200 992
Mercor
mercor.com
 Software Development San Francisco, United States 51–200 2,680
CVS Health
cvshealth.com
 Hospitals and Health Care Woonsocket, United States 10,001+ 2,175
Palo Alto Networks
paloaltonetworks.com
 Computer and Network Security Santa Clara, United States 10,001+ 1,939
PNC
pnc.com
 Financial Services Pittsburgh, United States 10,001+ 2,213
UST
ust.com
 IT Services and IT Consulting Aliso Viejo, United States 10,001+ 1,880
TEKsystems
teksystems.com
 IT Services and IT Consulting United States 10,001+ 1,866
Comcast
comca.st
 Telecommunications Philadelphia, United States 10,001+ 1,797
Caterpillar Inc.
caterpillar.com
 Machinery Manufacturing Irving, United States 10,001+ 1,609
Lam Research
lamresearch.com
 Semiconductor Manufacturing Fremont, United States 10,001+ 1,472
Boeing
boeing.com
 Aviation & Aerospace Arlington, United States 10,001+ 2,323
GXO Logistics, Inc.
gxo.com
 Transportation, Logistics, Supply Chain and Storage Greenwich, United States 10,001+ 1,582
Oracle
oracle.com
 IT Services and IT Consulting Austin, United States 10,001+ 1,732
AT&T
att.com
 Telecommunications Dallas, United States 10,001+ 2,229
GE HealthCare
gehealthcare.com
 Hospitals and Health Care Chicago, United States 10,001+ 1,487
Cognizant
cognizant.com
 IT Services and IT Consulting Teaneck, United States 10,001+ 1,745
Booz Allen Hamilton
boozallen.co
 IT Services and IT Consulting Mclean, United States 10,001+ 1,753
SAIC
saic.com
 Defense and Space Manufacturing Reston, United States 10,001+ 1,461
EPAM Systems
epam.com
 IT Services and IT Consulting Newtown, United States 10,001+ 1,691
AbbVie
abbvie.com
 Pharmaceutical Manufacturing North Chicago, United States 10,001+ 1,625
Nike
nike.com
 Retail Beaverton, United States 10,001+ 1,540
DXC Technology
dxc.com
 IT Services and IT Consulting Ashburn, United States 10,001+ 1,666
Peraton
peraton.com
 Technology, Information and Internet Reston, United States 10,001+ 1,657
Citi
citigroup.com
 Financial Services New York, United States 10,001+ 1,941
General Dynamics Information Technology
gdit.com
 IT Services and IT Consulting Falls Church, United States 10,001+ 1,454
Visa
visa.com
 IT Services and IT Consulting Foster City, United States 10,001+ 1,614
Morgan Stanley
morganstanley.com
 Financial Services New York, United States 10,001+ 1,610
Autodesk
autodesk.com
 Software Development San Francisco, United States 10,001+ 1,637
Amgen
amgen.com
 Biotechnology Research Thousand Oaks, United States 10,001+ 1,627
AMD
amd.com
 Semiconductor Manufacturing Santa Clara, United States 10,001+ 1,618
Pfizer
pfizer.com
 Pharmaceutical Manufacturing New York, United States 10,001+ 1,817
Atrium Health
atriumhealth.org
 Hospitals and Health Care Charlotte, United States 10,001+ 1,738
Workday
workday.com
 Software Development Pleasanton, United States 10,001+ 1,213
Humana
humana.com
 Insurance Louisville, United States 10,001+ 1,155
Boston Consulting Group (BCG)
bcg.com
 Business Consulting and Services Boston, United States 10,001+ 1,580
Tesla
tesla.com
 Motor Vehicle Manufacturing Austin, United States 10,001+ 1,553
Apple
apple.com
 Computers and Electronics Manufacturing Cupertino, United States 10,001+ 1,826
NVIDIA
nvidia.com
 Computer Hardware Manufacturing Santa Clara, United States 10,001+ 1,713
Cisco
cisco.com
 Software Development San Jose, United States 10,001+ 1,570
Parsons Corporation
parsons.com
 Civil Engineering Chantilly, United States 10,001+ 1,493

973 companies use Flask. Want the full list?

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Companies with open Flask roles in United States. Company HQ may be in a different location.

Market Signal

With over 1,000 companies in the US actively hiring Flask talent and nearly 90,000 open roles tied to this stack, Flask remains a dominant signal for backend development activity — not a niche technology. That volume indicates broad adoption across company sizes and sectors, not just startups.

Stack Intelligence

Flask almost always appears alongside Python, PostgreSQL, Celery, Docker, and FastAPI — a stack that points to async task processing, containerized deployments, and relational data storage. Companies hiring across this full combination are building production-grade systems, not prototypes, which raises their likelihood of purchasing managed infrastructure, security tooling, and data workflow products. Targeting companies that list three or more of these technologies together narrows your ICP to high-intent, technically mature buyers.

Hiring Landscape

Flask in the Market

Where and how companies hire Flask talent

By Industry

IT Services and IT Consulting
276
Software Development
229
Technology, Information and Internet
68
Financial Services
62
Information Technology & Services
47
Business Consulting and Services
41
Hospitals and Health Care
31
Computer and Network Security
17

Top Roles

Software Engineer557Data Engineer449Product Manager362Project Manager345Data Scientist335Business Analyst298Devops Engineer296Full Stack Engineer266Full Stack Developer258Data Analyst255Ai Engineer253Program Manager253

Related Technologies

PythonPostgreSQLCeleryDockerFastAPI
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Frequently Asked Questions

What is Flask?

Flask is a Python framework companies use to build web APIs and backend applications quickly and with minimal overhead. It's a deliberate choice that signals a Python-first engineering team with a preference for modular, maintainable code. Hiring for it means they're actively expanding that backend capability.

Why should sales teams track Flask hiring?

Flask hiring predicts infrastructure spend — teams building with Flask need hosting, databases, logging, and security tools, often within the same quarter. An SDR tracking Flask job posts in financial services or SaaS companies can time outreach to align with active build cycles rather than cold prospecting.

Who should be selling to companies that use Flask?

Cloud infrastructure providers, database vendors, API security platforms, and developer observability tools are best positioned to sell to companies actively hiring Flask engineers.