Senior Java Engineer — Remote & AI-Driven Solutions

JBS Dev; United States; Remote; USD 45,000 - 70,000; Full time

Benefits offered by this job

Competitive Base Salary

Optional Paid Overtime

Private Health Insurance

Paid Time Off

Fully Remote

Job summary

JBS Dev is seeking a Senior Software Developer with strong Java and modern web technologies. You will own software from design through production, and use AI agents as part of your regular development workflow to improve quality and speed.

This 100% remote role requires residing in Costa Rica and being authorized to work there. The position begins with a 3-month probation, with potential for permanent extension based on performance.

Qualifications

• 5+ years of professional software development experience with a primary focus on Java.
• Hands-on experience with Open Liberty or a similar Java application server/runtime platform.
• Strong knowledge of Java, object-oriented programming, application architecture, and RESTful API development.
• Experience with relational databases and SQL.
• Experience with enterprise applications, integrations, and distributed or microservice-based systems.
• Experience with CI/CD, automated testing, deployment and production support.
• Experience with cloud platforms and related infrastructure.
• Experience using AI-assisted development tools or AI agents as part of the software development lifecycle.

Responsibilities

• Design, build, test, and maintain Java-based applications and services across the stack.
• Own production software throughout its lifecycle, driving complex initiatives independently from design through deployment and support.
• Develop and maintain RESTful APIs, integrations, and backend services using Java and modern Java frameworks.
• Work with relational databases, SQL, data models, and application integrations to build reliable and maintainable solutions.
• Evaluate, refactor, and modernize existing applications to improve performance, scalability, maintainability, and reliability.
• Collaborate with cross-functional teams including product, design, QA, DevOps, and business stakeholders to deliver high-quality software.
• Design scalable distributed systems and service-oriented or microservice architectures.
• Contribute to CI/CD pipelines, automated testing, monitoring, deployment, and production support.
• Troubleshoot complex technical issues across applications, APIs, integrations, databases, and supporting infrastructure.
• Use AI agents as part of the development workflow for design, planning, implementation, testing, debugging, and documentation, and apply engineering judgment to validate and refine that work before it reaches production.
• Design, build, and integrate AI agents and agentic workflows to automate engineering tasks and solve product challenges.

Skills

Java

Open Liberty

RESTful APIs

SQL

Distributed systems

CI/CD

Cloud platforms

AI-assisted dev

Agile team

Debugging

Job description

JBS Dev is seeking a Senior Software Developer with strong Java and modern web technologies. You will own software from design through production, and use AI agents as part of your regular development workflow to improve quality and speed.

This 100% remote role requires residing in Costa Rica and being authorized to work there. The position begins with a 3-month probation, with potential for permanent extension based on performance.