Application Support Engineer

Key Responsibilities

• Provide production support for microservices-based applications across Linux, Kubernetes, and cloud environments.
• Monitor application and system health and respond to production incidents, alerts, and service degradations.
• Troubleshoot application, connectivity, and platform issues using logs, metrics, monitoring tools, and system diagnostics.
• Investigate issues involving APIs, HTTP/HTTPS, TLS/SSL certificates, service connectivity, and distributed applications.
• Collaborate with Development, DevOps, and Platform teams to resolve application and infrastructure-related issues.
• Conduct root cause analysis (RCA) and implement preventive and operational improvements.
• Maintain and improve runbooks, knowledge bases, troubleshooting guides, and operational documentation.
• Identify opportunities to automate repetitive support and operational tasks using scripting and other tools.
• Participate in 24x7 rotational production support/on-call coverage.
• Provide technical guidance and mentorship to junior engineers.

Must-Have Qualifications

• 3+ years of experience in Application Support, Production Support, Site Reliability Engineering, DevOps, or distributed systems environments.
• Strong understanding of HTTP/HTTPS, REST APIs, and TLS/SSL certificates, with hands-on experience troubleshooting connectivity and application issues.
• Experience supporting microservices architectures and distributed applications in production.
• Hands-on experience with Linux/Unix systems.
• Hands-on experience with Kubernetes or containerized environments.
• Experience working with AWS or other cloud infrastructure.
• Experience with monitoring, logging, and metrics/observability tools for incident investigation and system health analysis.
• Familiarity with Git workflows and basic scripting using Bash, Python, or similar languages.
• Strong troubleshooting, analytical, and incident-management skills.
• Willingness to participate in a 24x7 rotational support schedule.