More jobs:
Senior Java Developer
Job in
Denver, Denver County, Colorado, 80285, USA
Listed on 2026-10-18
Listing for:
Apex Systems
Full Time
position Listed on 2026-10-18
Job specializations:
-
Software Development
Java Developer, Backend Developer, AWS
Job Description & How to Apply Below
Job Description # Senior Java Developer
* Design, develop, test, and maintain Java-based applications using Java SDK 21.
* Build and enhance applications using Spring Boot and the broader Spring Framework.
* Develop and maintain REST APIs and JSON-based integrations.
* Support smaller web applications using Thymeleaf, HTML, CSS, and JavaScript.
* Work with AWS-based infrastructure and services, including ECS, API Gateway, and DynamoDB.
* Contribute to source control and development workflows using Git Lab.
* Build, maintain, and troubleshoot Git Lab CI/CD pipelines.
* Collaborate with team members on application architecture, implementation decisions, code reviews, and deployment practices.
* Support infrastructure-as-code efforts, especially where Terraform is used.
* Use IntelliJ IDEA as the primary development environment.
* Apply sound software engineering practices, including maintainable code design, testing, documentation, and operational awareness.
* Where appropriate, leverage AI-assisted coding tools to improve development productivity and code quality.
* Experience with Thymeleaf for server-side templating.
* Hands-on experience with AWS services such as:+ Amazon ECS+ Amazon API Gateway+ Amazon DynamoDB
* Familiarity with Terraform or other infrastructure-as-code tools.
* Experience using IntelliJ IDEA in a professional development environment.
* Familiarity with AI-assisted development tools such as Claude Code, Git Hub Copilot, Cursor, or similar tools.
* Experience troubleshooting cloud deployments, application logs, build pipelines, and environment-related issues.
* Understanding of secure coding practices and cloud application security concepts.
Position Requirements
10+ Years
work experience
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