TheirStack

Connect TheirStack to discover companies and job postings by technology stack in your workflows.

How to set up TheirStack

Authentication

TheirStack uses API key authentication:

1. Sign up at theirstack.com
2. Navigate to your API settings
3. Copy your API key
4. Paste the API key in Cargo when connecting

TheirStack actions

Search companies

Find companies based on hiring signals and technology usage.

Company filters:

Filter	Description
Revenue	Revenue range in USD
Employee count	Number of employees
Company type	Type of company
Industries	LinkedIn industry codes
YC companies only	Filter to Y Combinator companies
Company name/domain	Exact or partial matching
LinkedIn URL	Company LinkedIn page
Description pattern	Regex search in company descriptions
Country/location	Geographic filters
Technologies	Tech stack filters (OR/AND/NOT)
Funding	Funding amount and stage
Investors	Filter by investors

Job filters (for companies with matching jobs):

Filter	Description
Job title	Title patterns (regex supported)
Job seniority	Level filters
Job description	Content matching
Job location	Geographic filters
Remote	Remote job filter
Job technologies	Tech mentioned in job postings
Salary range	Compensation filters
Posted date	Job posting date range

Use case: Find companies actively hiring for specific technologies.

Search jobs

Find job postings with detailed filtering.

Job filters: Same as company search job filters.

Company filters: Same as company search company filters.

Credits: 0.5 credits per result

Use case: Discover companies hiring for specific roles and technologies.

Search technologies

Find companies by their technology usage patterns.

Technology filters:

Filter	Description
Technology slug	Specific technologies
Technology category	Technology categories
Parent category	High-level technology groups
Confidence	High/medium/low confidence
Max rank	Technology importance rank
Relative occurrence	Usage frequency
Min/max jobs	Job count with technology
First/last date found	Discovery timeline

Credits: 0.5 credits (fixed)

Use case: Find companies adopting or using specific technologies.

TheirStack data models

Fetch companies

Pull companies matching your criteria into Cargo.

Configuration: Same as search companies.

Features:

• Incremental sync (daily)
• Unifies accounts by domain and LinkedIn
• 0.5 credits per result

Fetch jobs

Pull job postings into Cargo.

Configuration: Same as search jobs.

Features:

• Incremental sync (daily)
• 0.5 credits per result

Credits

Action	Credits
Search companies	Per result
Search jobs	0.5 per result
Search technologies	0.5 (fixed)
Fetch companies	0.5 per result
Fetch jobs	0.5 per result

Rate limits

TheirStack API has a rate limit of 4 requests per second. Cargo handles rate limiting automatically.

Best practices

• Use technology filters to find companies by their tech stack
• Combine job and company filters for precise targeting
• Use job posting recency for hiring intent signals
• Filter by funding stage for growth-stage companies
• Leverage description patterns for niche use cases