Mid-Level Support Engineer L3, Java, Spring Boot

This is a fully remote position, open to applicants in Brazil.

📋 Description

• Deliver Level 3 (L3) technical support for backend applications built using Java, Spring, and Spring Boot.

• Analyze, troubleshoot, and resolve intricate application incidents and production challenges escalated from previous support tiers.

• Conduct root cause analysis, pinpoint recurring problems, and enact long-term preventive measures.

• Examine application logs, errors, and performance metrics utilizing monitoring and observability tools such as New Relic.

• Maintain, troubleshoot, and enhance microservices, RESTful APIs, and system integrations.

• Investigate issues related to both relational and non-relational databases, focusing on data access and persistence using Spring Data and JPA.

• Address asynchronous communication and messaging integrations utilizing Kafka and RabbitMQ.

• Apply bug fixes, code enhancements, and preventive strategies to boost application stability and performance.

• Create and maintain unit and integration tests with JUnit and Mockito.

• Collaborate with development, infrastructure, and support teams to resolve incidents and enhance system reliability.

• Assist in application deployment and CI/CD processes through Docker and Kubernetes.

• Document technical investigations, solutions, and recurring issues to facilitate knowledge sharing and continuous improvement.

⛳️ Requirements

• Strong hands-on experience with Java, Spring, and Spring Boot.

• Background in application support, production troubleshooting, or maintenance of backend systems, ideally in L3 support environments.

• Excellent troubleshooting and problem-solving capabilities, with the aptitude to investigate complex technical issues and identify root causes.

• Thorough understanding of microservices architecture and RESTful APIs.

• Experience in analyzing application logs, monitoring system behavior, and investigating performance challenges.

• Familiarity with monitoring and observability tools, including New Relic.

• Knowledge of relational and non-relational databases, including SQL queries and persistence frameworks like Spring Data and JPA.

• Experience with messaging systems such as Kafka and RabbitMQ.

• Proficiency in automated testing frameworks, including JUnit and Mockito.

• Familiarity with CI/CD practices, Docker, and Kubernetes.

• Good understanding of object-oriented programming, design patterns, clean code, and software engineering best practices.

• Knowledge of testing methodologies, including unit, integration, regression, smoke, and end-to-end testing.

• Proactive attitude, ownership, and the ability to work collaboratively across technical teams.

• Strong analytical and communication skills.

• Upper-intermediate to advanced proficiency in English, with the ability to communicate effectively in an international setting.

🏝️ Benefits

• Health and dental insurance.

• Meal and food allowance.

• Childcare assistance.

• Extended paternity leave.

• Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass.

• Profit Sharing and Results Participation (PLR).

• Life insurance.

• Continuous learning platform (CI&T University).

• Discount club.

• Free online platform dedicated to physical, mental, and overall well-being.

• Pregnancy and responsible parenting course.

• Partnerships with online learning platforms.

• Language learning platform.

• Inclusion support and accommodations during the selection process.

• Dedicated Health and Well-being team, inclusion specialists, and affinity groups.