Amazon DynamoDB VS Apache Cassandra
As of 4 November 2026, Apache Cassandra is named by 1,007 companies and Amazon DynamoDB by 1,955; Amazon DynamoDB skews to companies under 200 people (46% vs 44%), Apache Cassandra to companies over 1,000 (33% vs 29%).
As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
The website-and-DNS footprint is not comparable between a marketing suite and a CRM: Amazon DynamoDB's script and mail records show on hundreds of thousands of small sites, Apache Cassandra rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Amazon DynamoDB: 2–200 employees
- 46%
- Apache Cassandra: 2–200 employees
- 44%
- Amazon DynamoDB: 1,000+ employees
- 29%
- Apache Cassandra: 1,000+ employees
- 33%
- Postings per company, 90 days
- 2.6 · 3.7
- Website or DNS footprint
- 0 · 0
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | Amazon DynamoDB | share | Apache Cassandra | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 51 | 3% | 26 | 3% | even |
| 2-10 employees | 158 | 8% | 74 | 7% | even |
| 11-50 employees | 284 | 15% | 150 | 15% | even |
| 51-200 employees | 450 | 23% | 223 | 22% | even |
| 201-500 employees | 265 | 14% | 111 | 11% | Amazon DynamoDB |
| 501-1000 employees | 177 | 9% | 93 | 9% | even |
| 1001-5000 employees | 265 | 14% | 134 | 13% | even |
| 5001-10000 employees | 86 | 4% | 47 | 5% | even |
| 10,001+ employees | 219 | 11% | 149 | 15% | Apache Cassandra |
| Segment | Amazon DynamoDB | share | Apache Cassandra | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 1,082 | 55% | 590 | 59% | Apache Cassandra |
| Business & finance services | 392 | 20% | 196 | 19% | even |
| Manufacturing & industry | 114 | 6% | 55 | 5% | even |
| Media & content | 79 | 4% | 36 | 4% | even |
| Consumer services & leisure | 63 | 3% | 26 | 3% | even |
| Commerce & trade | 57 | 3% | 27 | 3% | even |
| Utilities & infrastructure | 38 | 2% | 30 | 3% | even |
| Health care | 29 | 1% | 6 | 1% | even |
| Transport, logistics & rental | 25 | 1% | 11 | 1% | even |
| Public, community & associations | 22 | 1% | 11 | 1% | even |
| Automotive | 20 | 1% | 6 | 1% | even |
| Property & construction | 16 | 1% | – | – | outside top 12 |
| Hospitality & travel | – | – | 10 | 1% | outside top 12 |
| Segment | Amazon DynamoDB | share | Apache Cassandra | share | Leans |
|---|---|---|---|---|---|
| United States | 1,223 | 63% | 644 | 64% | even |
| United Kingdom | 143 | 7% | 54 | 5% | even |
| Germany | 65 | 3% | 23 | 2% | even |
| India | 59 | 3% | 53 | 5% | Apache Cassandra |
| Brazil | 46 | 2% | 11 | 1% | even |
| Canada | 45 | 2% | 14 | 1% | even |
| France | 37 | 2% | 26 | 3% | even |
| Australia | 28 | 1% | 11 | 1% | even |
| Japan | 25 | 1% | – | – | outside top 12 |
| Sweden | 21 | 1% | – | – | outside top 12 |
| Spain | 20 | 1% | 12 | 1% | even |
| Singapore | 19 | 1% | 14 | 1% | even |
| Italy | – | – | 12 | 1% | outside top 12 |
| Portugal | – | – | 10 | 1% | outside top 12 |
| Segment | Amazon DynamoDB | share | Apache Cassandra | share | Leans |
|---|---|---|---|---|---|
| Software engineering | 4,268 | 63% | 3,201 | 58% | Amazon DynamoDB |
| Data & AI | 1,082 | 16% | 1,000 | 18% | Apache Cassandra |
| IT operations & business systems | 556 | 8% | 557 | 10% | even |
| Customer service & success | 84 | 1% | 13 | 0% | even |
| Product, program & project management | 59 | 1% | 25 | 0% | even |
| Engineering (non-software) | 48 | 1% | 57 | 1% | even |
| Sales | 32 | 0% | 35 | 1% | even |
| Unclassified | 11 | 0% | 11 | 0% | even |
| Construction and civil | 9 | 0% | 2 | 0% | even |
| Design & UX | 8 | 0% | – | – | outside top 12 |
| Marketing & communications | 6 | 0% | 3 | 0% | even |
| Legal, compliance & risk | 5 | 0% | 17 | 0% | even |
| General management & consulting | 4 | 0% | 5 | 0% | even |
| Education & training | 3 | 0% | 2 | 0% | even |
| Quality, safety & environment | 3 | 0% | 8 | 0% | even |
| Administration & office | 2 | 0% | 1 | 0% | even |
| Finance & accounting | 2 | 0% | 36 | 1% | even |
| Arts media and entertainment | 1 | 0% | – | – | outside top 12 |
| Hospitality and food service | 1 | 0% | – | – | outside top 12 |
| Research and science | 1 | 0% | – | – | outside top 12 |
| Public safety and protective services | – | – | 12 | 0% | outside top 12 |
| Logistics warehouse and transport | – | – | 4 | 0% | outside top 12 |
| Human resources | – | – | 3 | 0% | outside top 12 |
The companies behind each column
Companies using Amazon DynamoDB →
Companies using Apache Cassandra →
nosql document wide column ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Apache Cassandra is named by 1,007 companies in job postings and Amazon DynamoDB by 1,955; 251 name both. (Breaknorm, 4 November 2026, https://breaknorm.co/compare/amazon-dynamodb-vs-apache-cassandra)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
- Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
- SegmentsCountry, size and industry from the company profile built from its website.
- Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
Amazon DynamoDB vs Apache Cassandra: questions
Which is more used, Amazon DynamoDB or Apache Cassandra?
By companies naming it in their own job postings, Amazon DynamoDB (1,955) over Apache Cassandra (1,007). By website-and-DNS footprint, Apache Cassandra (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Amazon DynamoDB?
46% of Amazon DynamoDB companies have 2 to 200 employees, against 44% for Apache Cassandra. 29% of Amazon DynamoDB companies have over 1,000 employees, against 33% for Apache Cassandra.
Do companies run both?
251 companies name both in their postings, usually Amazon DynamoDB in marketing and Apache Cassandra in sales, or during a migration.
Where do these numbers come from?
From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.
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