> Markdown version of [/jobs/ext/3727415-principal-full-stack-engineer-java-aws-postgres](https://www.wearedevelopers.com/jobs/ext/3727415-principal-full-stack-engineer-java-aws-postgres). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Full Stack Engineer (Java, AWS, Postgres) - **Company:** Randstad - **Location:** Roanoke, TX, United States - **Experience:** Experienced - **Salary:** $168,480.0 - $170,560.0 - **Contract:** Contract - **Skills:** Java (Programming Language), Apache ActiveMQ, Agile Methodology, Artificial Intelligence, Amazon Web Services, Automation of Tests, Cloud Computing, Cloud Engineering, Continuous Integration, Relational Databases, DevOps, Distributed Systems, Junit, PostgreSQL, Message Broker, Oracle (Applications), Scrum Methodology, Mockito, Dropwizard, Standard Sql, Software Engineering, GitHub Copilot, Spring-boot, Backend, Event Driven Architecture, Integration Tests, Information Technology, Apache Kafka, Api Design, Restful APIs, Microservices - **Published:** October 14, 2026 - **Apply:** https://www.dice.com/job-detail/105752df-483d-4e4e-a0ea-6fd50e408ceb ## About the Role Communication Skills: Excellent verbal and written communication skills, with the ability to clearly articulate technical concepts to both technical and non-technical stakeholders. Team Collaboration: Demonstrated ability to collaborate optimally within distributed or cross-functional teams., * Bachelor's degree in Computer Science, Engineering, or a related field. * 8+ years of professional software development experience & 3-5 years of technical leadership experience. * Strong experience developing and supporting RESTful APIs and microservices using modern Java frameworks (e.g., Spring Boot, Micronaut, Dropwizard). * Experience designing and implementing scalable backend services leveraging relational databases (e.g., PostgreSQL, Oracle) with strong SQL and data modeling skills. * Hands-on experience with enterprise messaging and asynchronous integration patterns using message brokers such as ActiveMQ, Kafka, or similar technologies. * Solid understanding of distributed systems, API design, service integration, and event-driven architecture. * Cloud Platforms: Hands-on experience with the AWS cloud ecosystem, including deployment, scaling, and cloud-native architectures. * Test Automation: Experience implementing automated unit & integration testing using Junit, mocking, BDD frameworks. * AI-Assisted Development Tools: Familiarity with developer productivity and AI-assisted tools such as GitHub Copilot or similar strongly preferred. * DevOps & CI/CD: Experience implementing and working with DevOps practices, including CI/CD pipelines, automation, and infrastructure support strongly preferred qualifications: Agile Development: Proven experience working in Agile/Scrum environments, collaborating closely with cross-functional teams. Financial Services (Preferred): Prior experience in the financial services industry is a strong plus. skills: Agile Development,AWS cloud,ActiveMQ,Kafka,API design,AI-assisted tools,Test Automation,scalable backend services,Cloud,cloud-native architectures,CI/CD,CI/CD pipelines,DevOps,DevOps practices,distributed systems,Dropwizard,event-driven architecture,GitHub Copilot,Computer Science,integration testing,Junit,message brokers,microservices,mocking,Oracle,PostgreSQL,relational databases,RESTful APIs,software development,Spring Boot,strong SQL,Communication Skills,Excellent verbal and written communication,troubleshoot,Independently,collaborating,Collaboration,AI-Assisted Development,automation skills,automation,data modeling,Diagnose,Java Full Stack,infrastructure support,Financial Services,Investments,technical leadership,triage