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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Java Full Stack Developer (Kafka Administration) - **Company:** Lumen Solutions Inc. - **Location:** Washington, DC, United States (Remote available) - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Java (Programming Language), Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, JIRA, Cloud Engineering, Software Quality, Code Review, Databases, Continuous Delivery, Continuous Integration, Data Integrity, Amazon DynamoDB, Java Platform Enterprise Edition (J2EE), Spring Framework, Node.Js, DataOps, Amazon Simple Notification Service (SNS), SQL Databases, Data Streaming, Backend, Git, Cloudformation, Event Driven Architecture, AngularJS, Apache Kafka, Functional Programming, Cloudwatch, Api Gateway, Restful APIs, Elastic Beanstalk, Amazon Simple Queue Service (SQS), Data Pipelines, Jenkins - **Published:** July 16, 2026 - **Apply:** https://www2.jobdiva.com/portal/?a=yyjdnwtj1vk20likwp2a7oa2mc2scw064c948z22g23e046qehohegye8oqt3zi6&compid=0/jobs/28859743#/jobs/28859743 ## About the Role * Bachelor of Science degree in related field from an accredited institution or equivalent experience. * 8+ years in Java programming at senior level * 3+ years with Kafka * Proficiency in messaging and data-streaming platforms. * Hands on development experience designing, developing with AWS technologies like S3, Lambda, Elastic Beanstalk, SQS, SNS, API Gateway, EC2, Data Pipeline, CloudWatch, CodeCommit and CloudFormation. * Strong hands-on development experience in Angular, Java, J2EE, Spring, REST APIs and related server-side technologies. * Extensive experience with AWS cloud development - Lambda, Kinesis, DynamoDB/Aurora, Redshift, NodeJs etc. * Solid hands-on experience with Kafka. Kafka admin experience is a big plus. * Experience in data modeling and/or design databases. * Proficiency in SQL and other data languages. * Expertise in continuous integration and continuous delivery, with tools like Git, Jenkins & JIRA in an agile scrum environment. * Proficiency in domain-oriented and event-driven design principles. * Experience in delivery of complex integration solutions. * Excellent analytical and communicational skills. ## Description * Design, build, and maintain complex web applications, responsible for both front-end and back-end development. * Conduct code reviews, provide feedback, and support team improvements. * Write and maintain high-quality Java code, ensuring adherence to best practices. * Perform Kafka configuration and/or administration. * Write clean code for both front and back-end, optimizing performance, ensuring code quality, and staying updated with emerging technologies. * Create and maintain data models to structure and organize data within various data sources, ensuring data integrity in complex enterprises. * Write complex data operations to support high quality back-end development standards. * Break down customer requirements with the Product Owner ensuring alignment with project goals. 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