About DataStackGuide
We help data professionals decide what to learn and use with evidence from the tools employers ask for.
What We Do
DataStackGuide is a research site for people whose job is making business data useful: data engineers, analytics engineers, analysts, BI and data-platform professionals, and systems specialists working across warehouses, pipelines, CRM, and activation tools.
Every tool page includes real pricing (not the "contact us" runaround), honest pros and cons, and job market demand data pulled from 2,968,021+ analyzed job postings across 227,276 companies.
We track 124 tools across 12 categories. Every market claim should be tied to a dated export or snapshot, so readers can distinguish historical hiring footprint from current openings or verified software adoption.
Why Job Posting Data?
Most review sites rely on user reviews (easily gamed) or vendor-reported metrics (obviously biased). We took a different approach.
When a company lists Salesforce, ZoomInfo, or another product in a job posting, it creates a useful hiring signal. It does not prove an active license, product quality, implementation depth, or current opening.
Across dated exports, those signals can help identify tool demand, category movement, related skills, and the roles associated with each platform.
Job postings skew toward larger companies and toward tools important enough to name in a description. DataStackGuide treats the dataset as one input to market and buying research, not a substitute for customer interviews, product evaluation, security review, or verified usage data.
Read our full methodology for details on how we collect and analyze this data.
Who's Behind This
DataStackGuide is built by Rome Thorndike. Rome has spent over a decade working with B2B data and sales technology. He led sales at Datajoy, an analytics infrastructure company acquired by Databricks, where the team built managed analytics pipelines for revenue teams. Before that, he sold Dynamics CRM and Azure AI/ML at Microsoft, and covered the full Salesforce stack, including Analytics, MuleSoft, and Machine Learning.
Rome also runs Verum (B2B data services) and Provyx (healthcare provider data), and publishes The AI News Digest, reaching 2,000+ subscribers with analysis on AI and data trends.
He built DataStackGuide because data practitioners have no shortage of tutorials or vendor announcements, but far less independent evidence about which tools employers request, which skills appear together, and which technologies may be worth learning next.
Editorial Independence & Disclosure
We believe in being upfront about how this site works:
- Verum and Provyx are our companies. We include them in relevant tool categories and comparisons, clearly labeled. We apply the same editorial standards to our own products as we do to everyone else's.
- Some links are affiliate links. When you click through to a tool's website and sign up, we may earn a commission. This doesn't affect our rankings, reviews, or recommendations. We list tools we'd use ourselves, regardless of affiliate status.
- We don't accept paid placements. No vendor can pay to rank higher, get a better review, or appear in a comparison. Our data comes from job postings, not vendor marketing departments.
- Our data has limitations. Job posting analysis favors larger companies and tools that appear in job descriptions. Smaller or newer tools may be underrepresented. We're transparent about sample sizes on every page.
Contact
Got a correction, a tool we should cover, or a question about our data? Reach out at hello@datastackguide.com.
If you're a vendor and want to update your pricing or product information, same email. We'll verify and update promptly.