Haydar Külekci – Medium

Haydar Külekci

Understanding Elasticsearch Percolator Field and Ingestion Lifecycle

Elasticsearch offers powerful features for full-text search, but one lesser-known and incredibly useful tool is the Percolator. Unlike…

Aug 24

Understanding Elasticsearch Percolator Field and Ingestion Lifecycle

Aug 24

Keep Your Qdrant Vector Database Secure 🔒

History offers a stark warning for developers. Years ago, thousands of Elasticsearch servers were compromised simply because they were left…

Aug 9

Aug 9

Take Control of Your Cluster: A Guide to the Elasticsearch Reroute API

We’ve all been there. That heart-stopping moment when your Elasticsearch cluster's health suddenly turns yellow or red. Or maybe you notice…

Jul 28

Take Control of Your Cluster: A Guide to the Elasticsearch Reroute API

Jul 28

Managed OpenSearch — Why Instance Type Matters More Than You Think

With the recent release of OpenSearch 3.0, the project has taken a major leap forward, introducing substantial performance improvements…

May 19

Managed OpenSearch — Why Instance Type Matters More Than You Think

May 19

Qdrant Configuration Notes — From Zero to Production 🚀

“Good defaults are great, but a few lines in config.yaml can turn a weekend POC into a rock-solid vector search service.”

May 14

Qdrant Configuration Notes — From Zero to Production 🚀

May 14

Qdrant — On-Prem Installation Guide

I always find myself going through the same steps whenever I install Qdrant on an on-premise server, so I decided to document it once and…

May 12

May 12

Smarter Batch Handling in AWS Glue Streaming Jobs with CustomGlueContext

I am not a super fan of AWS Glue, but it is a pretty popular serverless data integration service that simplifies loading, cleaning, and…

Apr 26

Smarter Batch Handling in AWS Glue Streaming Jobs with CustomGlueContext

Apr 26

Published in

🚀 Why Every Startup Needs a Landing Page

If you’re building a product or launching a service, your landing page is often the first impression users get. And as we know, first…

Apr 25

🚀 Why Every Startup Needs a Landing Page

Apr 25

Published in

Startup Valuation

Startup valuation plays a critical role in many aspects of a startup’s journey. Here’s why it matters:

Apr 17

Startup Valuation

Apr 17

The Importance of Crawling and Data Extraction in AI Applications

In the era of artificial intelligence (AI), high-quality data is the backbone of any successful AI-driven system. Whether it’s natural…

Feb 4

The Importance of Crawling and Data Extraction in AI Applications

Feb 4

Haydar Külekci

Haydar Külekci

Elastic Certified Engineer - Open to new opportunities & seeking sponsorship for UK/Netherland relocation 🇳🇱🇬🇧 https://www.linkedin.com/in/hkulekci/

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