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Course Outline
Week 1: Core Foundations
- Day 1: Introduction to Banking Applications
- Overview of key banking modules
- SLAs, compliance requirements (PCI DSS, uptime)
- ITSM workflows (incident, problem, and change management)
- Day 2: Java Production Essentials
- JVM architecture, memory management, and garbage collection basics
- Analyzing Java exceptions
- Tuning the JVM for specific banking workloads
- Day 3: Unix Fundamentals
- File structure navigation and organization
- Essential commands: ps, top, df, tail, grep, awk, sed
- Basic shell scripting for automation tasks
- Day 4: Logs and Monitoring
- Interpreting transaction and audit logs
- Tools: Splunk, ELK stack, and native log parsing
- Practical exercise: Diagnosing a failed fund transfer
- Day 5: Ticketing and Escalation Processes
- Tools: ServiceNow and JIRA workflows
- Escalation matrix (L1 to L2 to Development)
- Root cause analysis and documentation best practices
Week 2: Advanced Troubleshooting and Real-Time Simulation
- Day 6: Application Server and API Debugging
- Basics of WebLogic and Tomcat
- Understanding API failure codes (401, 500, 504)
- Addressing JDBC pool issues and timeouts
- Day 7: Database Troubleshooting
- Managing slow queries, locks, and deadlocks
- SQL profiling tools: EXPLAIN and SHOW PROCESSLIST
- Practical exercise: Resolving a database deadlock
- Day 8: CI/CD, Release, and Rollback
- Jenkins overview
- Analyzing release failure scenarios
- Rollback procedures and post-deployment validation
- Day 9: War Room Simulation
- Role assignments: incident lead, communications, and technical fix
- Live troubleshooting scenario (login failure)
- Root cause analysis, war room note-taking, and stakeholder updates
- Day 10: Capstone and Review
- Recap of tools, logs, escalation, Unix, and database concepts
- Final challenge and quiz
- Certification and feedback session
Optional Add-Ons
- Basics of Kafka and message queue troubleshooting
- APM Tools: AppDynamics and Dynatrace
- Introduction to Kubernetes (pod restarts, logging)
- SRE metrics: SLIs, SLOs, and MTTR
Summary and Next Steps
Requirements
- A solid grasp of core Java programming principles
- Practical experience operating Unix-based systems
- Familiarity with support workflows in enterprise-level applications
Target Audience
- Support Engineers
- Java Developers moving into support-oriented roles
- Production Support Analysts working in banking environments
35 Hours
Testimonials (2)
Setting up Podman for effortlessly working with local containers, as well as using Kafka topics.
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Course - Quarkus for Developers
- The course progression (from JVM internals to more high-level topics) - Some insights from practical exercises - Visual style (not some presentation, but a nicely styled page)
