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# Java Lead Developer - AWS OpenSearch/Elastic Search

- **Company:** Intersources Inc.
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Amazon Web Services, Amazon S3, Unit Testing, Code Review, Databases, Computer Engineering, Data Structures, Software Design Patterns, Elasticsearch, Gradle, Junit, PostgreSQL, Apache Maven, Oracle (Applications), Software Engineering, Solution Deployment Descriptor, SQL Databases, Enterprise Data Management, Spring-boot, ReadyAPI, Git, AWS Aurora, Information Technology, Apache Kafka, Restful APIs
- **Published:** September 4, 2026
- **Apply:** https://www2.jobdiva.com/portal/?a=62jdnw10t7d77ytz0lbaey9qxonk3b05a9tqw96rb7z6hlfo7xj79l9g6mp6aj2o&compid=0/jobs/27173804#/jobs/27173804

## About the Role

* 8+ years of experience in software development required, including some commercial/non-government work
 * Bachelor's degree or greater in a technical field such as Computer Science, Computer Engineering, or related field preferred.
 * A solid foundation in computer science, with strong competencies in data structures, algorithms, and software design.
 * Large systems software design and development experience is required.
 * Hands on experience designing, developing, implementing, testing, and deploying large scale projects on AWS
 * Experience performing in-depth troubleshooting and unit testing with both new and legacy production systems.
 * Experience in programming and experience with problem diagnosis and resolution
 * Experience with ingesting, storing, validating and transforming large volume of enterprise data in a consumable format

Required Technical Skills & Knowledge

 * Java
 * AWS OpenSeach/Elastic Search (required)
 * Spring Boot stack (DI, AOP, Security, etc.)
 * Design Patterns
 * REST APIs
 * Unit testing (JUnit, RestAssured, etc)
 * Database/SQL (PostgreSQL, Oracle)
 * Git/Maven/Gradle
 * Demonstrated ability to develop effective working relationships and leverage those relationships to improve the quality of work products.

Preferred Experience:

 * Kafka
 * AWS Aurora/RDS
 * AWS S3

## Description

* Able to dive deep into a technical task and provide in-depth recommendations on best design and coding practices
 * Own the high-level design of the solution and evaluate solution alternatives. Define subsystems and their interfaces; allocate responsibilities subsystems; understand solution deployment, and communicate requirements for interaction with the solution context.
 * Tune and refactor existing Java, Spring Boot and Elastic Search solutions
 * Be a coach - facilitate and lead code review, design and technical sessions
 * Be delivery- and quality-focused
 * Ensure security and compliance requirements; publish and keep current any suitable artifacts


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