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Java Drools Rule Engine Jobs (NOW HIRING)

Java Developer

Manhattan, NY · On-site

$125K - $150K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

... rule-based engine and Java application. Key Responsibilities: - Design and Development: Design, develop, implement, and maintain Java-based applications using the Java EE platform and related ...

Java Developer

Manhattan, NY

$56.25 - $72.75/hr

  • Medical

  • Dental

  • Vision

  • Retirement

... rule-based engine and Java application. Key Responsibilities: - Design and Development: Design, develop, implement, and maintain Java-based applications using the Java EE platform and related ...

Java Developer

Manhattan, NY · On-site

$56.25 - $72.75/hr

  • Medical

  • Dental

  • Vision

  • Retirement

... rule-based engine and Java application. Key Responsibilities: - Design and Development: Design, develop, implement, and maintain Java-based applications using the Java EE platform and related ...

Java Developer

Manhattan, NY · On-site

$56.25 - $72.75/hr

  • Medical

  • Dental

  • Vision

  • Retirement

... rule-based engine and Java application. Key Responsibilities: - Design and Development: Design, develop, implement, and maintain Java-based applications using the Java EE platform and related ...

Python Developer

Jersey City, NJ · On-site

$52.50 - $72.25/hr

Big Data technology experience Rule engine experience such as Drools Roles and Responsibilities: Caching experience such as Coherance and Gemfire Responsibilities will include: Participate in ...

Senior Java Engineer

Austin, TX

$56.75 - $72.25/hr

The Senior Java Developer will work with technical and business partners to design and maintain ... Experience with Drools engine is ideal. * Experience in Financial Services industry * Experience in ...

Senior Java Engineer

Austin, TX

$56.75 - $72.25/hr

The Senior Java Developer will work with technical and business partners to design and maintain ... Experience with Drools engine is ideal. * Experience in Financial Services industry * Experience in ...

Software Engineer Java

Saint Louis, MO · On-site

$49 - $67.25/hr

Software Engineer- Java Location: St Louis, MO, Charlotte, NC, Coppell, TX(Only Locals) Note ... Drools Rules Engine * State machine patterns * Parallel-run validation * Resilience4j * Legacy-to ...

Knowledge of Drools or other rules engine and messaging infrastructure. Considerable experience as ... Qualifications Java/JEE designs, Java/JEE applications, JSP, Servlets, Struts/Spring, EJB 3/3.1 ...

Java Developer

Boston, MA · On-site

$55.50 - $71.75/hr

Spring, Spring boot, WebSphere, JBOSS, ESB (Mule), Rule Engines (e.g. Drools), JUnit, Hibernate ... Java Certifications preferred (developer, web component). * Experience in design; class diagrams ...

Advance Java * Rule Development: Blaze, ILOG, Drools * Languages: Java ( A strong background in java.io package and object oriented design) * Web/J2EE Technologies: J2EE (Servlets, JSP, EJB) * Web ...

JAVA Developer

Baltimore, MD · On-site

$50.75 - $65.50/hr

... Java Developer in a Java/J2EE development environment including EJB3 5 years of experience in ... JBPM, Drools rules engine, and SVN Version Control 5 years of experience working on Struts ...

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Java Drools Rule Engine information

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How much do java drools rule engine jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for java drools rule engine in the United States is $62.83, according to ZipRecruiter salary data. Most workers in this role earn between $55.05 and $70.19 per hour, depending on experience, location, and employer.

What is a Java Drools Rule Engine?

A Java Drools Rule Engine is a business rules management system (BRMS) written in Java that allows developers to define, deploy, execute, and maintain business rules separately from application code. Drools uses a declarative approach, enabling subject matter experts to specify rules in a readable format, which the engine then interprets and enforces at runtime. This separation of rules from logic helps organizations adapt to changing business requirements more efficiently. Drools supports complex event processing, workflows, and decision tables, making it versatile for various business scenarios.

What are common challenges faced when implementing business rules using the Java Drools Rule Engine, and how can they be addressed?

One common challenge is managing the complexity of large rule sets, which can become difficult to maintain and debug as business logic evolves. To address this, it's important to establish clear documentation and naming conventions, modularize rules into logical groups, and use version control effectively. Collaboration with business analysts is also key to ensuring rules accurately reflect requirements. Additionally, thorough testing—both unit and integration tests—helps catch issues early and ensures rules interact as expected.

What are the key skills and qualifications needed to thrive as a Java Drools Rule Engine developer, and why are they important?

To excel as a Java Drools Rule Engine Developer, you need strong Java programming skills, a solid understanding of business rule management systems (BRMS), and experience with rule authoring and testing. Familiarity with the Drools framework, rule syntax (DRL), integration tools like KIE Workbench, and knowledge of related technologies such as Maven or Spring are typically required. Analytical thinking, attention to detail, and effective communication are crucial soft skills to translate complex business logic into executable rules and collaborate with stakeholders. These competencies ensure accurate implementation of business rules, efficient system performance, and alignment with organizational objectives.

What is the difference between Java Drools Rule Engine vs Java Business Analyst?

AspectJava Drools Rule EngineJava Business Analyst
Primary RoleDesigning and implementing business rules using DroolsAnalyzing business processes and requirements
Required SkillsJava, Drools, rule-based systemsBusiness analysis, Java, communication skills
Work EnvironmentSoftware development teams, IT projectsBusiness units, project management
Industry UsageFinancial, insurance, healthcare IT systemsBusiness process improvement, system implementation

Java Drools Rule Engine developers focus on creating and maintaining rule-based systems using Drools, requiring technical Java skills. Java Business Analysts analyze business needs and translate them into technical requirements, often collaborating with developers. While both roles may work in similar industries, their core responsibilities and skill sets differ significantly.

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What states have the most Java Drools Rule Engine jobs?

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What job categories do people searching Java Drools Rule Engine jobs look for?

The top searched job categories for Java Drools Rule Engine jobs are:

Infographic showing various Java Drools Rule Engine job openings in the United States as of August 2026, with employment types broken down into 91% Full Time, 5% Part Time, 3% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $130,681 per year, or $62.8 per hour.

Java Developer

City of New York

Manhattan, NY • On-site

$125K - $150K/yr

Full-time

Medical, Dental, Vision, Retirement

Re-posted 20 days ago


City Of New York rating

7.2

Company rating: 7.2 out of 10

Based on 81 frontline employees who took The Breakroom Quiz

622nd of 846 rated public administrative organizations


Job description

Company Description
Job Description
Job Description
The NYC Financial Information Services Agency - Office of Payroll Administration (FISA-OPA) has a vacancy for a Java developer who will provide support of production and development for our citywide automated time keeping system (CITYTIME). The candidate's primary responsibilities will include: Building scalable, secure, and robust enterprise-level applications using the Java platform and its associated frameworks; managing the full software development lifecycle and collaborating with cross-functional teams to deliver high-quality software solutions for the City's time keeping system (CITYTIME) that includes: activity and payroll processing; time sheet, roster, status, and roll-call functionality; employee profile, leave balance, work schedule, self-care service, and integration between rule-based engine and Java application.
Key Responsibilities:
- Design and Development: Design, develop, implement, and maintain Java-based applications using the Java EE platform and related technologies.
- Collaboration: Work closely with business analysts, architects, and cross-functional teams to gather requirements, define specifications, and integrate software components into a fully functional system.
- Coding and Testing: Write clean, efficient, and testable code, adhering to coding standards and best practices. Conduct unit and integration testing and participate in code reviews to ensure quality.
- Performance and Scalability: Ensure high-volume, low-latency performance for mission-critical systems and optimize applications for speed and scalability.
- Troubleshooting and Support: Identify bottlenecks, debug applications, troubleshoot production problems, and provide timely resolutions.
- Documentation and Improvement: Document technical designs and specifications, and support continuous improvement by researching and presenting new technologies and alternatives.
Required Skills and Qualifications
- Proficiency in Java: Strong proficiency in the Java programming language and an in-depth understanding of Java/JEE internals (classloading, memory management, transaction management).
- Frameworks and Technologies: Hands-on experience with MVC frameworks and ORM technologies. Willing to learn new frameworks and tools.
- Web Technologies: Experience with web services and API development.
- Databases: Knowledge of relational databases and proficiency in SQL.
- Development Methodologies and Tools: Familiarity with Agile methodologies, version control systems, and build tools like Ant.
- Working experience with Fair Isaac's Blaze Advisor rule engine is preferred.
- Soft Skills: Excellent problem-solving, analytical, and communication skills, with the ability to work effectively in a collaborative team environment
Additional Information
P-501
The City of New York offers a comprehensive set of benefits and programs to employees, including health insurance, pension plan, Deferred Compensation Plan (with 457, 401K and Roth IRA options), pre-tax Commuter Benefit program, pre-tax Flexible Spending Accounts programs and more. Additional benefits such as prescription drug coverage, dental benefits, vision care benefits and more are also available through District Council 37 - Local 2627, the union that represents employees in this title.
To Apply
Applicants may visit the Jobs NYC website: www.nyc.gov/jobs and apply to Job ID: 789387. While all complete applications will be given consideration, only candidates selected for an interview will be contacted.
Hours/Shift
35 hours Weekly/Day.
Work Location
5 Manhattan West, NY, NY
IT PROJECT SPECIALIST - 95710
Qualifications
1. A baccalaureate degree from an accredited college in computer science, engineering, human computer interaction, interactive media, digital and graphics design, data visualization, communication or a related field, and four years of satisfactory full-time experience related to the area(s) required by the particular position and a specialization in a relevant technology, process, methodology and/or domain; or
2. An associate degree from an accredited college in computer science, engineering, human computer interaction, interactive media, digital and graphics design, data visualization, communication or a related field, and six years of satisfactory full-time experience related to the area(s) required by the particular position and a specialization in a relevant technology, process, methodology and/or domain; or
3. A baccalaureate degree from an accredited college, and eight years of satisfactory full-time experience related to the area(s) required by the particular position and a specialization in a relevant technology, process, methodology and/or domain; or
4. Education and/or experience which is equivalent to "1", "2", or "3" above.
Additional Information
The City of New York is an inclusive equal opportunity employer committed to recruiting and retaining a diverse workforce and providing a work environment that is free from discrimination and harassment based upon any legally protected status or protected characteristic, including but not limited to an individual's sex, race, color, ethnicity, national origin, age, religion, disability, sexual orientation, veteran status, gender identity, or pregnancy.

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