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Java Elasticsearch Jobs in Illinois (NOW HIRING)

3Core Systems, Inc

Lead Java Software Engineer

Chicago, IL · On-site

$170 - $210/hr

Java development, including modern Java versions, Spring Boot, Microservices (10+ yrs). * AWS cloud ... OpenSearch / Elasticsearch * Observability & Monitoring Responsibilities: * Leads software ...

New

MMI

Java Developer w/ Python or Perl

Chicago, IL · On-site

Java Developer w/ Python or Perl Location: Chicago, IL Position Type: Contract Unfortunately, we ... Ansible Elasticsearch. Qualifications Additional Information All your information will be kept ...

Catylist

Java/Web Developer

Chicago, IL · On-site +1

... ElasticSearch/ELK, salt) We're not dogmatic about our tools/technologies - we use whatever best ... You're a quick study, have some experience using Java to build web applications, and aren't afraid ...

MMI

Java Developer w/ Python or Perl

Chicago, IL · On-site

Java Developer w/ Python or Perl Location: Chicago, IL Position Type: Contract Unfortunately, we ... C Golang Ansible Elasticsearch. Additional Information All your information will be kept ...

Themesoft, Inc.

Remote_Observability Architect

Chicago, IL · On-site

$66.75 - $87.50/hr

Elasticsearch (Expert Level) * ELK Stack (Elasticsearch, Logstash, Kibana) * Observability ... Python * Java * Bash Good-to-Have Skills * AIOps * ITOM * Splunk * Grafana * Prometheus

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All JobsJava Elasticsearch JobsJava Elasticsearch Jobs in Illinois

Java Elasticsearch information

What is a Java Elasticsearch developer?

Java Elasticsearch developers are software engineers who specialize in integrating and utilizing Elasticsearch, a powerful search and analytics engine, within Java-based applications. They design, implement, and optimize search functionalities, ensuring efficient data indexing, querying, and retrieval. Their responsibilities often include configuring Elasticsearch clusters, developing RESTful APIs, and troubleshooting performance issues to provide scalable search solutions.

What are some common challenges Java developers face when integrating Elasticsearch into applications?

Java developers often encounter challenges such as handling complex query structures, optimizing search performance, and ensuring data consistency between the application and Elasticsearch clusters. Additionally, understanding Elasticsearch's distributed architecture and tuning it for scalability can require a learning curve. Collaborating closely with DevOps and data engineering teams is essential to monitor cluster health and manage index mappings effectively.

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

To thrive as a Java Elasticsearch Developer, you need strong Java programming skills, experience with Elasticsearch, and a background in software engineering or computer science. Familiarity with tools like Kibana, Logstash, RESTful APIs, and relevant certifications such as Elasticsearch Engineer can enhance your technical proficiency. Problem-solving skills, attention to detail, and effective communication are crucial soft skills for managing complex data requirements and collaborating with teams. These skills ensure the development of efficient, scalable search solutions that meet business and user needs.

What is the difference between Java Elasticsearch vs Java Developer?

AspectJava ElasticsearchJava Developer
Primary FocusImplementing search and analytics solutions using Elasticsearch with JavaDeveloping Java applications across various domains
Required SkillsJava, Elasticsearch, REST APIs, data modelingJava, object-oriented programming, frameworks like Spring
Work EnvironmentData-driven projects, search engine optimization, big dataSoftware development, application design, system integration
CertificationsElasticsearch certifications, Java certificationsJava certifications (Oracle Certified Java Programmer)

Java Elasticsearch specialists focus on integrating Elasticsearch with Java to build search and analytics solutions, while Java Developers have a broader role in developing various Java applications. Both roles require Java skills, but Elasticsearch roles emphasize search engine knowledge and data handling, making them more specialized within the Java ecosystem.

What are popular job titles related to Java Elasticsearch jobs in Illinois?

For Java Elasticsearch jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Java Elasticsearch jobs in Illinois look for?

The top searched job categories for Java Elasticsearch jobs in Illinois are:

What cities in Illinois are hiring for Java Elasticsearch jobs?

Cities in Illinois with the most Java Elasticsearch job openings:

Java Elasticsearch jobs near you
Infographic showing various Java Elasticsearch job openings in Illinois as of August 2026, with employment types broken down into 70% Full Time, 23% Part Time, and 7% Contract. Highlights an 82% Physical, 5% Hybrid, and 13% Remote job distribution.

Lead Java Software Engineer

3Core Systems, Inc

Chicago, IL • On-site

$170 - $210/hr

Other

Posted 3 days ago

New

Job description

Must Have Skills/Attributes : AWS, DevOps, GitHub, Java, Software Development.

Experience Desired :

  • Java development, including modern Java versions, Spring Boot, Microservices (10+ yrs).
  • AWS cloud-native applications, including ECS/Fargate, IAM, RDS, ALB, CloudWatch, and Secrets Manager (5+ yrs).
  • Technical Lead or Software Engineering Lead (5+ yrs).
  • Distributed Systems and Event-Driven microservices, including API integration, performance optimization (5+ yrs).
  • DevOps and CI/CD practices using Docker, GitHub, observability tools (3+ yrs)
  • Required Minimum Education: Bachelor's Degree.

Job Description:

Required Education/Experience:

  • Bachelor's degree in computer science or related field.

Required Qualifications:

  • 10+ years' experience in this capacity with 5+ years in a lead role.
  • Provides technical leadership and delivery ownership for a team of software engineers building and operating scalable cloud-native applications on AWS.
  • Drives architecture decisions, engineering best practices, and solution design across Spring Boot microservices, OpenSearch platforms, CI/CD, observability and AWS infrastructure.
  • Collaborates with product, architecture, and platform teams to deliver secure, resilient, and high-performing solutions while mentoring engineers, improving development processes, and ensuring successful execution of business objectives.

Required Technical Skills:

  • Spring Boot
  • Java (latest versions)
  • AWS Cloud Services (ECS/Fargate, IAM, ALB, RDS, CloudWatch, Secrets Manager)
  • OpenSearch / Elasticsearch
  • Observability & Monitoring

Responsibilities:

  • Leads software engineers in delivering business-critical applications.
  • Establishes technical direction and architectural standards.
  • Drives AWS cloud adoption and modernization initiatives.
  • Ensures solution scalability, performance, security, and reliability.
  • Promotes DevOps, CI/CD, automation, and AI-assisted development practices.
  • Supports incident resolution, operational excellence, and continuous improvement.
Skill set

Java, AWS, DevOps, GitHub, Technical Lead .

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