Agile Engine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.
Why Join Us
If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!
About the Role
We are looking for a Senior Java Engineer to support the modernization of a large‑scale Java ecosystem, assisting with the migration of 4,000+ applications to the latest Spring Boot versions, upgrading from Gradle 8 to Gradle 9, and supporting the transition from Java 17 to Java 25.
You will collaborate with engineering teams across the organization to troubleshoot migration issues, resolve compatibility blockers, and contribute to build optimization and dependency management at enterprise scale. The role requires adaptable hours to overlap with US team schedules.

What You Will Do

Support the Java ecosystem modernization
Assist with the migration of 4,000+ applications to the latest Spring Boot versions
Upgrade applications from Gradle 8 to Gradle 9
Support the transition from Java 17 to Java 25





Collaborate with teams across the organization to assist with migrations

Must Haves

+4 hands‑on years of experience with Java
Experience migrating applications to Spring Boot 3 and Spring Boot 4
Experience upgrading Gradle
Experience migrating applications from Java 17 to Java 25
Deep understanding of the Java open‑source ecosystem
Experience troubleshooting and resolving application migration issues (e.g. Datadog, Splunk, New Relic, or similar)
Strong collaboration and communication skills
Ability to work flexible hours to overlap with the US team

Upper‑intermediate English level

Nice to Haves

Experience with large‑scale application modernization or migration projects
Experience automating application migrations
Familiarity with AI tools
Familiarity with build optimization and dependency management

Experience working with enterprise Java applications at scale

Perks and Benefits

Professional growth: Mentorship, Tech Talks, and personalized growth roadmaps
Competitive compensation: USD‑based pay with education, fitness, and team activity budgets
Exciting projects: Modern solutions with Fortune 500 and top product companies

Flextime: Flexible schedule with remote and office options

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📌 Senior Java Engineer (Mar del Plata)
🏢 AgileEngine
📍 Mar del Plata