Application Support Engineer, L3

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

📋 Description

• Investigate and resolve intricate production incidents across distributed applications and microservices.

• Analyze application logs, APIs, SQL data, and system integrations to pinpoint root causes of production issues.

• Conduct structured Root Cause Analysis (RCA) and document findings, corrective measures, and preventive suggestions.

• Debug backend services primarily developed in Node.js and TypeScript, implementing minor code fixes when necessary.

• Validate production fixes through API testing, SQL validation, and regression checks prior to deployment.

• Collaborate closely with Development, QA, Infrastructure, and third-party vendors to facilitate incident resolution.

• Differentiate between issues arising from internally managed applications and external platforms, coordinating the appropriate resolution paths.

• Monitor production environments and proactively identify potential risks before they affect business operations.

• Communicate the progress of investigations, technical findings, and recommendations to both technical teams and business stakeholders.

• Support deployment validation and investigate issues related to releases, configuration changes, or infrastructure updates.

• Contribute to the ongoing enhancement of support processes, documentation, and operational best practices.

• Prioritize multiple production incidents based on business impact while ensuring high-quality communication throughout the resolution process.

⛳️ Requirements

• Bachelor’s Degree in Computer Science, Software Engineering, Computer Engineering, Information Technology, or a related field is preferred, or equivalent professional experience.

• 4+ years of experience in Application Support, Production Support, Software Engineering, or similar technical roles.

• Strong expertise in Node.js and TypeScript, with the capability to read, debug, and implement minor code fixes.

• Solid experience working with REST APIs, HTTP protocols, and API debugging tools such as Postman.

• Advanced SQL proficiency, including data validation, JOINs, stored procedures, execution analysis, and production troubleshooting.

• Experience with Git, GitFlow, pull requests, merge conflict resolution, and hotfix workflows.

• Understanding of microservices architectures, asynchronous communication, and message-based integrations.

• Experience performing Root Cause Analysis (RCA) and documenting technical findings.

• Familiarity with Azure DevOps, repositories, deployment pipelines, and release management.

• Experience with Azure services such as App Services, Azure Monitor, and Azure Service Bus.

• Understanding of CI/CD processes and deployment validation.

• Knowledge of authentication, authorization, and basic secrets management concepts.

• Experience utilizing browser developer tools to troubleshoot frontend issues is a plus.

• Strong analytical, troubleshooting, communication, and problem-solving abilities.

• Advanced English proficiency (B2+ or higher).

🏝️ Benefits

• Employees have the option to work remotely.