Haydar Külekci – Medium

Haydar Külekci

Haydar Külekci
in
Startupdeal.co

The Entrepreneur’s Journey: Understanding the Stages of Startup Development

3 min readApr 3, 2024

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The Entrepreneur’s Journey: Understanding the Stages of Startup Development

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Haydar Külekci
in
Startupdeal.co

Unlocking the Value of Startup Equity: A Simplified Guide

Equity in startups is a critical tool for driving growth, securing investments, and rewarding those who contribute to a company’s success…

2 min readMar 31, 2024

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Unlocking the Value of Startup Equity: A Simplified Guide

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Haydar Külekci
in
Leber’s Congenital Amaurosis (GUCY2D)

Az Gören Bir Çocuk için Bale

Bildiğiniz üzere bir kızımız var ve bu yıl artık 7 yaşına doğru gidiyor. Kızımızın hayatında bizim ve onun için anlamlı olan tüm anları…

5 min readNov 29, 2023

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Az Gören Bir Çocuk için Bale

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Haydar Külekci

Elasticsearch Index Blocks: A Deep Dive into Data Protection

Elasticsearch stands out in the tech world as a go-to distributed engine for searching and analyzing data, especially when dealing with…

3 min readNov 16, 2023

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Elasticsearch Index Blocks: A Deep Dive into Data Protection

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Haydar Külekci

Solving Dynamic Minimum Should Match Problem with term_set Query

term_set query is handy for defining a dynamic minimum_should_match for a term query. For example, you have an index as job-candidates …

3 min readSep 9, 2023

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Solving Dynamic Minimum Should Match Problem with term_set Query

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Haydar Külekci
in
Leber’s Congenital Amaurosis (GUCY2D)

Low Vision — Eye-Pressing

As you know, every family suffers eye-pressing problems if you have a low-vision child. We have a little daughter. I could not say she is…

4 min readAug 21, 2023

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Low Vision — Eye-Pressing

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Haydar Külekci

Elasticsearch — Improving Aggregation Performance with Routing

There are different ways to improve aggregation performance. In this article, I will briefly mention how routing affects aggregation…

5 min readAug 12, 2023

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Elasticsearch — Improving Aggregation Performance with Routing

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Haydar Külekci

Creating Alert Notifications in Elasticsearch: No Logs Alert

Elasticsearch is an excellent tool when trying to build log-related solutions. So, we created an alert service on top of our logs in the…

2 min readJul 11, 2023

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Creating Alert Notifications in Elasticsearch: No Logs Alert

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Haydar Külekci

Creating Alert Notifications in Elasticsearch: A Comprehensive Guide to Slack Integration

I used many different tools to create an alert service for the logs. In Elasticsearch, you can easily create alerts and even send them to…

4 min readJul 4, 2023

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Creating Alert Notifications in Elasticsearch: A Comprehensive Guide to Slack Integration

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Haydar Külekci

Understanding and Resolving Elasticsearch Score Changes after Document Updates

I answered a question on StackOverflow a while ago and want to share the details and my answer in an article here. So let’s start with the…

5 min readApr 18, 2023

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Understanding and Resolving Elasticsearch Score Changes after Document Updates

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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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