Sr. Application Performance & Observability Engineer (Java)
Salary: MXN $69,000 gross per month
Employment Type: Full-time
Job Summary
We are seeking a Senior Application Performance and Observability Engineer with deep expertise in Java application performance, diagnostics, and end-to-end transaction traceability.
This role will lead technical investigations into complex performance issues and implement observability solutions across Java applications, APIs, databases, frontend systems, and downstream dependencies.
Key Responsibilities
- Lead investigations into application performance, latency, stability, and availability issues.
- Implement end-to-end application monitoring and transaction traceability.
- Analyze JVM performance, garbage collection, heap dumps, and thread dumps.
- Diagnose application issues in WebSphere and WebLogic environments.
- Implement structured application logging and correlation IDs.
- Configure distributed tracing across applications, APIs, databases, and downstream services.
- Monitor and troubleshoot applications using Datadog, New Relic,
or similar APM tools.
- Perform Oracle database diagnostics using SQL execution plans, AWR, and ASH reports.
- Analyze JDBC connection pools, application thread pools, and session management.
- Investigate API latency, timeouts, retry behavior, and dependency failures.
- Trace user transactions from the browser through backend systems.
- Use Real User Monitoring to identify frontend errors and performance issues.
- Troubleshoot network, proxy, load balancer, and TLS-related problems.
- Trace transactions across legacy or partially instrumented platforms.
- Collaborate with application development, infrastructure, database, and support teams to identify root causes and implement permanent solutions.
Required Qualifications
- Strong experience in Java application performance engineering.
- Advanced diagnostic experience with WebSphere and WebLogic.
- Hands-on experience with JVM profiling and an
📌 Sr. Application Performance (México)
🏢 U-Hi
📍 México