QuestDB
As of 1 November 2026, QuestDB has 2 open roles (0 new in 30 days), its sales team is hiring most, and its postings name GitHub, Rust and SSL/TLS as the tools the team works in.
As of 1 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
- Headquarters
- London, England, United States
- Employees
- 51-200 employees (estimated)
- Sells to
- capital markets, aerospace, energy
- Certifications on site
- SOC 2
- Site languages
- EN
- Career system
- Ycombinator
QuestDB in one screen
Read from questdb.com: what the company does, the customers it names, the buyers we can actually see, and the companies that sell the same thing.
QuestDB is an open-source time-series database that provides ultra-low latency, high ingestion throughput for demanding workloads in capital markets, aerospace, and energy. It offers a multi-tier storage engine with native Parquet and SQL support, plus an enterprise edition and capital markets edition. It is used by companies such as B3, Airbus, and OKX.
Named on the site: capital markets, aerospace, energy, trading floors, mission control.
Nearest companies by what they do, sell and whom they serve, 51+ employees. 594 scored.
What QuestDB says it runs
Tools named in the company's own postings as the team's systems, with the sentence that says so. What the website and DNS show is listed separately.
Our open-source repository has passed 17k GitHub stars and we're the fastest-growing database in our category.The engine is written in low-latency Java (zero-GC), Rust, C++ and assembly: columnar storage, vectorized and JIT-compiled SQL, streaming materialized views, and an open lakehouse tier on Parquet and Iceberg.• Own deployment and architecture conversations: sizing, replication and high availability, backup and recovery, BYOC on AWS and Azure, Kubernetes, RBAC, TLS and SSO, storage tiering and Parquet queries.gests millions of events per second, computes on live data in milliseconds, and keeps years of history queryable: one SQL engine spanning messaging, stream processing and tiered storage, so teams can act on what is happening and learn fromThe engine is written in low-latency Java (zero-GC), Rust, C++ and assembly: columnar storage, vectorized and JIT-compiled SQL, streaming materialized views, and an open lakehouse tier on Parquet and Iceberg.The engine is written in low-latency Java (zero-GC), Rust, C++ and assembly: columnar storage, vectorized and JIT-compiled SQL, streaming materialized views, and an open lakehouse tier on Parquet and Iceberg.• Own deployment and architecture conversations: sizing, replication and high availability, backup and recovery, BYOC on AWS and Azure, Kubernetes, RBAC, TLS and SSO, storage tiering and Parquet queries.The engine is written in low-latency Java (zero-GC), Rust, C++ and assembly: columnar storage, vectorized and JIT-compiled SQL, streaming materialized views, and an open lakehouse tier on Parquet and Iceberg.
• Own deployment and architecture conversations: sizing, replication and high availability, backup and recovery, BYOC on AWS and Azure, Kubernetes, RBAC, TLS and SSO, storage tiering and Parquet queries.• Own deployment and architecture conversations: sizing, replication and high availability, backup and recovery, BYOC on AWS and Azure, Kubernetes, RBAC, TLS and SSO, storage tiering and Parquet queries.• The Python data stack (pandas, Polars, Arrow, Parquet) and Grafana.• Comfortable with Linux, Docker, Kubernetes and a major cloud (AWS or Azure).• Writes working code in Python and one of Java, C++, Rust or Go.• The Python data stack (pandas, Polars, Arrow, Parquet) and Grafana.Vendors whose code loads on questdb.com or whose records sit in its DNS. Page plumbing (libraries, fonts, consent banners) is left out.
2 open roles, 2 opened in 90 days
Read hourly from the company's career system. Open roles and new roles in the last 30 days, by team. Companies hiring sales in United States →
| open · new 30 d | |
|---|---|
| Sales | 2 · 0 |
What is changing, read from the postings
Intents are events the employer states about itself, each with the sentence and the posting it came from.
No change signals read in the current postings.
Sales, marketing and IT leaders by function. Add QuestDB to a monitor and get a webhook when a role opens, a tool appears or a signal is read.
Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.
Companies like QuestDB
Nearest by what they do, what they sell and whom they sell to, 51+ employees. 6 of 594 scored.
From the company's own website
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
QuestDB (London, United States, 51-200 employees) has 2 open roles, 0 new in 30 days, and names 14 tools in its postings. (Breaknorm, 1 November 2026, https://breaknorm.co/company/questdb.com)
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 →
- ProfileBuilt from questdb.com: summary, offerings, customers, certifications and contact points are extracted from its pages, with a confidence score per field.
- HiringRead hourly from the company's Ycombinator career site; reposts collapse into one record.
- Tech stackTools the employer's own text names as the team's systems, with the quote; website scripts counted separately.
- HeadcountLinkedIn where known, otherwise estimated from the site.
QuestDB: questions
Does QuestDB use GitHub?
Yes, by the company's own words: 2 postings name it, first seen 2026-09-15, in the sales team.
Is QuestDB hiring?
2 open roles as of 1 November 2026, 0 opened in the last 30 days and 0 closed. The largest team hiring is sales.
Where does this profile come from?
From questdb.com itself: we crawled it on 2026-08-10, built the profile on 2026-08-16, and read its career site (Ycombinator) hourly since. Headcount is from LinkedIn.
Who should I write to at QuestDB?
The people are behind the login: decision makers by function, verified at the mail server when you open them. 2 public role addresses from the site are there too.
Get this company your way
The same data as a search, over MCP and the API, as bulk files, or pushed to you as it changes.
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