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Course Outline
Week 1: Core Foundations
- Day 1: Introduction to Banking Applications
- Overview of essential banking modules
- Service Level Agreements (SLAs) and compliance standards (PCI DSS, uptime requirements)
- ITSM workflows covering incident, problem, and change management
- Day 2: Java Production Essentials
- JVM internals, memory management, and Garbage Collection (GC) fundamentals
- Analysis of Java exceptions
- JVM tuning strategies tailored for banking workloads
- Day 3: Unix Fundamentals
- File system structure and navigation techniques
- Key commands: ps, top, df, tail, grep, awk, sed
- Shell scripting basics for process automation
- Day 4: Logs & Monitoring
- Interpreting transaction and audit logs
- Utilizing tools such as Splunk, ELK, and native log parsing methods
- Practical exercise: Troubleshooting a failed fund transfer
- Day 5: Ticketing & Escalation Process
- Workflows in tools like ServiceNow and JIRA
- Escalation matrix (L1 → L2 → Dev)
- Best practices for Root Cause Analysis (RCA) and documentation
Week 2: Advanced Troubleshooting & Real-Time Simulation
- Day 6: App Server & API Debugging
- Basics of WebLogic and Tomcat
- Interpreting API failure codes (401, 500, 504)
- Addressing JDBC pool issues and timeout errors
- Day 7: DB Troubleshooting
- Diagnosing slow queries, locks, and deadlocks
- Using SQL profiling tools: EXPLAIN, SHOW PROCESSLIST
- Practical exercise: Resolving a database deadlock
- Day 8: CI/CD, Release & Rollback
- Jenkins overview
- Analysis of release failure scenarios
- Rollback procedures and post-deployment validation
- Day 9: War Room Simulation
- Role assignments: incident lead, communications, and technical fixes
- Live troubleshooting scenario: Login failure
- RCA, war room note-taking, and stakeholder updates
- Day 10: Capstone & Review
- Consolidation of tools, logs, escalation protocols, Unix, and DB knowledge
- Final challenge and assessment quiz
- Certification and feedback session
Optional Add-Ons
- Basics of Kafka/MQ troubleshooting
- APM Tools: AppDynamics/Dynatrace
- Introduction to Kubernetes (pod restarts, log inspection)
- SRE metrics: SLIs, SLOs, MTTR
Summary and Next Steps
Requirements
- A solid grasp of fundamental Java programming principles.
- Practical experience operating within Unix-based environments.
- Familiarity with standard support workflows in enterprise application settings.
Intended Audience
- Support Engineers.
- Java Developers transitioning into support-oriented roles.
- Production Support Analysts operating within banking environments.
35 Hours
Testimonials (2)
Setting up Podman for effortlessly working with local containers, as well as using Kafka topics.
- Norfolk Southern
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)
