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Drools Developer Jobs in California (NOW HIRING)

360 IT Professionals

Java Developer

San Ramon, CA · On-site

$57 - $73.75/hr

Exp with Drools or custom drool engine is a plus * Database Oracle, MySQL * Looking for hands-on developer * Banking is a plus but not necessary * Looking for 8 years of java experience Additional ...

Pennymac

Senior DevOps Engineer

Westlake Village, CA · On-site

$95K - $155K/yr

Provide DevOps support and expertise for the rules engine upgrade to Drools 10 , focusing on optimal performance, scalability, and automated testing integrations. * Collaborate with development teams ...

Jobsbridge

Senior Java Developer

Fremont, CA · On-site

$62.75 - $80/hr

... Drools rules Experience with ORM like Hibernate, Mybatis etc., worked with databases like Oracle, SQL Server, Sybase etc. Apache CXF Ability to conduct and participate in peer code reviews Proven ...

Jobsbridge

Senior Java Developer

Fremont, CA · On-site

$62.75 - $80/hr

... Drools rules Experience with ORM like Hibernate, Mybatis etc., worked with databases like Oracle, SQL Server, Sybase etc. Apache CXF Ability to conduct and participate in peer code reviews Proven ...

ALR Partners, LLC

Java Developer

Los Angeles, CA · On-site

$55 - $71/hr

The Developer will work closely with business, information and technical architects and requires ... Experience with jBPM and Drools. Required Additional Information LOCAL Candidates ONLY All your ...

ALR Partners, LLC

Java Developer

Los Angeles, CA · On-site

$55 - $71/hr

The Developer will work closely with business, information and technical architects and requires ... Experience with jBPM and Drools. Required Additional Information LOCAL Candidates ONLY All your ...

Redolent, Inc

Java Cloud Engineer

Sunnyvale, CA · On-site

$60.75 - $83.25/hr

Azure DevOps Engineer LOCATION:Sunnyvale, CA Duration: 6 to 12+ Months Rate: DOE Description: Lead ... Apache Drools, Rest/Grpc Webservices. Directs root cause analysis of critical business and ...

Jobsbridge

JAVA ENTERPRISE ARCHITECT

San Diego, CA

... Developer. Experience with UML is highly preferred. Good understanding of SDLC methodologies and experience with all phases of the SDLC. Knowledge of Drools or other rules engine and messaging ...

Jobsbridge

Certified Scrum Master

San Diego, CA · On-site

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Drools/BRMS, JMS, Java, Hibernate, JUnit, Mockito, Hamcrest, JBehave, Spring, RESTful services ...

Redolent, Inc

Software Engineer - Java/Cloud

Sunnyvale, CA · On-site

$60.75 - $83.25/hr

... Drools, Rest/Grpc Webservices. * Work with application team to migrate from virtual machines to ... Focus on continuously improving the DevOps tooling and software delivery processes * Deep dive into ...

Jobsbridge

JAVA ENTERPRISE ARCHITECT

San Francisco, CA · On-site

... Developer. Experience with UML is highly preferred. Good understanding of SDLC methodologies and experience with all phases of the SDLC. Knowledge of Drools or other rules engine and messaging ...

BlackLine

Principal Engineer

Pleasanton, CA · On-site

Prior experience using Rules Engine like Drools or similar. * Experience in using SQL databases ... Passion for engineering excellence through automation, unit testing, and process. Salary RangeUSD ...

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Drools Developer information

What is the difference between Drools Developer vs Business Rules Analyst?

AspectDrools DeveloperBusiness Rules Analyst
Required CredentialsKnowledge of Drools, Java, and rule engine conceptsBusiness analysis skills, understanding of rules management, sometimes certifications in business analysis
Work EnvironmentSoftware development teams, IT departments, coding and testing rulesBusiness units, process improvement teams, analyzing and defining rules
Employer & Industry UsageTech companies, financial services, insurance, where rule engines are integrated into applicationsBusiness consulting firms, finance, insurance, and enterprise organizations focusing on process optimization

The main difference is that Drools Developers focus on coding, implementing, and maintaining rule engines using Drools and related technologies. Business Rules Analysts primarily analyze, define, and document business rules to improve processes. While both roles work with rules, Drools Developers are more technical and coding-oriented, whereas Business Rules Analysts are more business-focused and analytical.

What do you mean by Drools?

Drools is a business rules management system (BRMS) used by Drools Developers to create, manage, and execute complex decision logic within applications. It uses a rules engine based on the Rete algorithm and often involves knowledge of Java, rule syntax, and decision tables. Proficiency in Drools can improve automation and decision-making processes in software development.

Is Drools an Indian brand?

Drools is not an Indian brand; it is an open-source business rule management system developed by JBoss, a division of Red Hat, which is an American company. As a Drools developer, knowledge of Java and rule engine concepts is essential, but the tool itself is globally used and not tied to any specific country.

What are the key skills and qualifications needed to thrive as a Drools Developer, and why are they important?

To thrive as a Drools Developer, you need strong Java programming skills, expertise in business rule management systems (BRMS), and experience with Drools rule engine frameworks. Familiarity with related tools such as Red Hat Decision Manager, Maven, and version control systems, along with knowledge of rule authoring and deployment, is typically required. Analytical thinking, problem-solving, and effective communication are important soft skills for understanding business logic and collaborating with cross-functional teams. These skills and qualities ensure efficient development and maintenance of complex rule-based systems that meet organizational business requirements.

What is a Drools Developer?

A Drools Developer is a software professional who specializes in using Drools, an open-source business rule management system (BRMS), to design, implement, and maintain business rules within applications. These developers work with rule engines to separate business logic from application code, making systems more flexible and easier to update. They often collaborate with business analysts and stakeholders to translate business requirements into executable rules, ensuring that business policies are enforced accurately and efficiently within software solutions.

What age is Drools for adults?

Drools Developer is a professional role suitable for adults typically aged 18 and above, as it requires advanced knowledge of rule engines, programming skills, and often a relevant degree or certification. There is no specific age restriction for this role, but it generally targets experienced professionals in software development or business rule management. Employers focus on skills and experience rather than age.

Who is the owner of Drools company?

Drools is an open-source business rule management system (BRMS) developed by JBoss, a division of Red Hat. As an open-source project, it does not have a single owner but is maintained by a community of developers and contributors. Red Hat, now part of IBM, oversees the development and support of the Drools project.

What are some common challenges Drools Developers face when integrating business rules with enterprise applications?

Drools Developers often encounter challenges related to aligning complex business logic with an organization’s existing systems and workflows. Ensuring that rules are both maintainable and scalable as business requirements change can be demanding, especially when collaborating with stakeholders who may not have technical backgrounds. Additionally, integrating Drools with other technologies—such as databases, web services, or legacy systems—requires a solid understanding of both the rule engine and the broader application architecture. Regular communication with business analysts and QA teams is essential to ensure that rules are correctly implemented and tested.
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What cities in California are hiring for Drools Developer jobs? Cities in California with the most Drools Developer job openings:
Drools Developer jobs near you
Infographic showing various Drools Developer job openings in California as of June 2026, with employment types broken down into 80% Full Time, and 20% Contract. Highlights an 100% In-person job distribution.

Java + Drools Engineer

Texas State Library and Archives Commision

Sunnyvale, CA • On-site

$65/hr

Full-time

Posted 15 days ago

Job description

Role: Java + Drools Engineer
Location: San Jose, CA(Look for Locals)
Hybrid Work - Currently 2 days in Client office
8+ yrs- $60/hr on C2C & 10+ yrs $65/hr on C2C.
Job Description
* Java + DROOLS (Must have)
  • Must have strong and hands on experience in Java/J2EE technologies (Java 11.0)
  • Must have hands on microservice development experience and working experience in microservices architecture.
  • Strong Working experience in Core Java (OOPS, Multithreading, Class, Collections, Memory Leakage)
  • Must have Experience and Good understanding of web Frameworks like Spring 3.0
  • Hands on experience in Spring Boot.
  • Must have hands on experience in RESTFUL Web Services.
  • Extensive experience of Object-Oriented JavaScript design pattern and JavaScript MVC Patterns
  • Working experience in Scrum/Agile model and understand continuous delivery process
  • Strong Hands-on experience in Java Script and JQuery.
  • Experience GIT/Gerrit and Maven Build Management
  • Mongo DB and Elastic Search knowledge is an additional advantage.
  • Ability to code using scalable framework for future enhancements and sprints
  • Ability to review requirements and articulate/propose alternate solutions to application architecture.
  • Ability to manage time and meet deadlines with quality deliverables.

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