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Rookout

Other B2B Software · Palo Alto, United States · Founded 2017

Empowers engineers to solve customer issues 5x faster, by making debugging easy and accessible in any environment; from cloud native to on-prem and from dev to production MoreLess

Rookout was established in 2017 by Or Weis and Liran Haimovitch to address the complexities of debugging in cloud-native environments. The founders, who have extensive backgrounds in software development and cybersecurity, including service in the Israeli Defense Forces' elite Unit 8200, identified a critical need for better code transparency. Haimovitch, with his experience as a cybersecurity software engineer, and Weis, a serial entrepreneur with a history of lead engineering roles, aimed to create a developer-first tool to simplify the debugging process. In July 2023, the software intelligence company Dynatrace announced it was acquiring Rookout.

The company provides a developer-first observability platform that allows software engineers to troubleshoot and debug code while it is actively running in production environments. This is accomplished through a feature called "non-breaking breakpoints," which lets developers collect real-time data from live code without halting the application, restarting it, or redeploying code. This capability is particularly valuable for complex, modern architectures such as Kubernetes, microservices, and serverless applications. Rookout's platform is designed to give developers deep, code-level insights and data, including stack traces, variables, and tracing information, directly from the running application. The service caters to a range of clients from small businesses and startups to large enterprises, including Fortune 500 companies. Revenue is generated through a subscription-based model.

Rookout's core service is a live debugging and data collection platform that integrates with a variety of development workflows and environments. It supports multiple programming languages such as Java, .NET, Python, Node.js, and Go, and can be deployed across on-premise, cloud, and hybrid-cloud infrastructures. The platform provides dynamic instrumentation, allowing developers to insert data-collection points into code on-demand. This helps significantly reduce the time spent on debugging, which in turn accelerates development cycles and improves software quality. By offering detailed visibility into application behavior in production, Rookout helps bridge the gap between development and operations, enhancing collaboration between teams. The company's technology is designed to be privacy-aware, offering features like data redaction to ensure security and compliance.

Keywords: developer-first observability, production debugging, live debugging, code-level data, dynamic instrumentation, non-breaking breakpoints, cloud-native applications, Kubernetes debugging, serverless debugging, microservices, software troubleshooting, application monitoring, real-time data collection, developer tools, code diagnostics, observability platform, DevOps, application performance, bug resolution, software quality

Company overview

Rookout company information

The essential company record, classifications and operating signals in one place.

Status
Acquired
Founded
2017
Headquarters
Palo Alto, United States
Employees
20
Open positions
None listed
Dealroom signal
61.6
sectorInformation Technologyclient focusb2bbusiness modelSaaSsectorSaaSsectorMonitoringsectorFreemiumsectorServerlessindustryEnterprise Software

Valuation & funding

Rookout funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
ACQUISITIONExit Jul 2023 $0 Dynatrace
SERIES BEquity / VC Aug 2022 $16M $64M Mighty Capital · Emerge · Binder & Partners · Cisco Investments
SERIES AEquity / VC May 2021 $4M $40M Undisclosed
SERIES AEquity / VC Aug 2019 $8M $32M TLV Partners · Nat Friedman · Cisco Investments · John Kodumal
SEEDEquity / VC Apr 2018 $4.2M $17M Emerge · TLV Partners · Emerge Ventures
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Financials

Workforce over time

Available workforce history. Financial fields without reported data are omitted.

YearEmployees
2026 20
2025 70
2024 70
2023 70
2022 70
2021 50
2020 36
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Growth signals

Rookout website traffic

Latest recorded traffic for Rookout is 3.4K monthly website visits, down 69.1% over the last three months. Rookout's team declined 71.4% over the past year.

Latest monthly visits3.4K 3-month web change-69.1% 1-year team growth-71.4%
Monthly website visits102 observations · Oct 2017–Apr 2026
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Comparisons

Rookout compared with similar companies

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Talent graph

Rookout's talent

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Team profiled 15 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators Hidden — book a demo quality score
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

16 investors on Rookout's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Seed 3 investors entered at this stage
TLV Partners
Emerge Ventures
Emerge
Series A 8 investors entered at this stage
Cisco Investments
Nat Friedman
John Kodumal
Raymond Colletti
Fort Ross Ventures
Mighty Capital
Binder & Partners
LIAN Group
Other known 5 additional known investors
Dynatrace
Arc Ventures
John Ferlito
Ron Reiter
The Bridge

Global footprint

Where Rookout has talent and traffic

Workforce by country
3 countries with
team presence
🇮🇱 Israel27.3%
🇺🇸 United States18.2%
🇬🇧 United Kingdom9.1%
3 countries shown

In the news

Latest news about Rookout

Recent press, funding announcements, and product moves mentioning Rookout — open to read from the original sources.

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Market sentiment

What the market is saying about Rookout

An AI-synthesized read of the highest-engagement posts about Rookout on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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