Java Developer

Appnovation

São Paulo permanent

Posted: April 14, 2026

Job Description

About us

Appnovation is a global, full-service digital partner that combines Strategy, Experience & Design, Engineering and Managed Services. We build digital solutions that deliver real impact today and serve as foundations for future growth. Bold ambition. Practical action. Endless possibilities.

We are seeking a Java Developer to support enterprise workflow and platform initiatives by building and maintaining Java-based services and utilities that enable automation, system integrations, and platform stability. This role focuses on modernizing and refactoring existing utilities, supporting release delivery, and enabling operational readiness for ongoing platform enhancements and improvements.

Key Responsibilities

• Develop, enhance, and maintain Java utilities and services supporting operational workflows (e.g., onboarding, request processing, environment tasks)

• Execute .NET to Java utility conversions and perform refactoring to improve maintainability, scalability, and performance

• Support platform modernization initiatives, including updates to event and logging pipelines (e.g., Splunk to Kafka migrations)

• Bring utility components under governance standards and improve documentation for operational readiness and support

• Partner with configuration, development, and release teams to align utility behavior with evolving platform functionality and new feature releases

• Support release execution by triaging issues, collaborating with QA, and ensuring deployment readiness, including managing dependencies

• Participate in production support knowledge transfer and operational procedures, including runbooks, scripts, and log verification

• Contribute to continuous improvement of operational stability and platform performance

Required Skills & Experience

• 3–6+ years of hands-on Java development experience building services and utilities

• Experience modernizing legacy systems and refactoring existing applications (including .NET to Java migration)

• Experience working with event streaming or logging pipeline updates (e.g., Kafka, Splunk, or similar technologies)

• Strong troubleshooting and debugging skills using logs and verification processes

• Experience working in release-driven environments and supporting deployment activities

• Ability to collaborate effectively with cross-functional teams including development, QA, and release management

Nice to Have

• Experience working in regulated or enterprise environments

• Familiarity with platform modernization initiatives and operational governance practices

• Experience supporting production environments and operational readiness initiatives

Thank you for your interest in a career with Appnovation Technologies! Please note that only those selected for an interview will be contacted.

At Appnovation, we recognize that diverse teams are the strongest teams. Diversity, Equity & Inclusion is not only something that we embrace - we celebrate it! We are proud to be an Equal Opportunity Employer and we encourage applicants from all backgrounds, lived experiences and industries to apply. Come join us at Appnovation, and learn more about how we stay true to our company values as we build better lives through better digital.

Accommodations are available upon request throughout the recruitment process.

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