Log4j
apartment
5 companies hiring
Radar: Initial
Founded 2001
A Java-based logging utility framework that provides flexible logging capabilities for applications, allowing developers to control log output destinations, formats, and levels.
JavaLoggingFrameworkApache
- Website
- https://logging.apache.org/log4j/
- Companies hiring
- 5 — distinct companies whose job postings name this tool, Q3-2026. A demand signal, not a deployment count.
- Also known as
- log4j, Log4j2, log4j2
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