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Brief
CircleCI

CircleCI

High-performance build infrastructure with fast execution times

circleci.comSan Francisco, California, USA, California, United States

Last updated May 11, 2026

Industry
DevOps & Continuous Integration/Continuous Delivery (CI/CD)
Business Model
B2B SaaS
Target Market
Software development teams, DevOps engineers, and technology companies of all sizes seeking to automate and optimize their CI/CD pipelines
Employee Count
201-500
Funding
series-e
Revenue Range
$100M-$500M
API Available
Market Position

CircleCI is recognized as one of the top CI/CD platforms in the developer tools market, competing directly with both established enterprise solutions and modern cloud-native alternatives. The company has built a strong reputation for reliability, performance, and developer experience, particularly among technology-forward organizations practicing modern software development methodologies.

Overview

CircleCI is a leading continuous integration and continuous delivery (CI/CD) platform that empowers software development teams to automate their build, test, and deployment processes. The company provides cloud-native developer tools that enable engineering organizations to release code with confidence and speed, reducing the time from commit to deployment while maintaining high quality standards. CircleCI's platform is designed to integrate seamlessly into modern development workflows, supporting a wide range of programming languages, frameworks, and deployment targets. As a prominent player in the DevOps tooling ecosystem, CircleCI serves thousands of organizations ranging from startups to Fortune 500 enterprises. The platform processes millions of builds monthly, helping development teams accelerate their software delivery lifecycle while maintaining reliability and security. CircleCI's infrastructure is built to scale with organizations as they grow, offering flexible configuration options and extensive customization capabilities that adapt to diverse technical requirements and organizational workflows.

Products & Features

Cloud CI/CD Platform

Fully managed continuous integration and delivery platform hosted on CircleCI's infrastructure with automatic scaling and maintenance

Self-Hosted Runner

On-premise execution environment allowing teams to run builds on their own infrastructure while leveraging CircleCI's orchestration

Docker Layer Caching

Advanced caching mechanism that speeds up Docker image builds by reusing unchanged layers across pipeline runs

Orbs

Reusable configuration packages that simplify complex CI/CD workflows and enable sharing of best practices across teams

Insights Dashboard

Analytics and reporting tools providing visibility into build performance, success rates, and team productivity metrics

Parallelism & Test Splitting

Intelligent test distribution across multiple containers to dramatically reduce build times and accelerate feedback loops

Workflows

Orchestration engine for defining complex job dependencies, approval gates, and multi-stage deployment pipelines

SSH Debug Mode

Direct SSH access to build environments for troubleshooting failed builds and debugging configuration issues

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