ELK Threshold Alerts Setup

I'm looking for an expert to set up threshold alerts in ELK, specifically monitoring application events.

Requirements:
- Set up alerts based on specific event keywords and the frequency of events.
- Experience with ELK stack (Elasticsearch, Logstash, Kibana).
- Proficient in defining and configuring alerts.
- Familiarity with application event monitoring.

Ideal Skills:
- ELK Stack expertise
- Alert configuration
- Application event analysis
- Strong troubleshooting skills