Freelancer Volodymyr Gorovet (social Media Page Design, databases & SQL) ≡ GorobetsVO

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Information Portfolio 9 Activity

Volodymyr Gorovet
Kyiv, Ukraine
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SQL Query Optimization (Performance Improvement)

SQL Query Optimization (Before / After) BEFORE (slow and unoptimized query) SQL SELECT * FROM orders o WHERE o.customer_id IN ( SELECT customer_id FROM customers WHERE status = 'active' ) AND o.order_date = ( SELECT MAX(order_date) FROM orders…

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Data extraction from PDF and conversion to Excel

Data extraction from PDF and conversion to Excel Task: Convert data from PDF documents into a convenient format for analysis. Problem: data was in unstructured PDFs tables were misaligned manual copying took a lot of time Solution: data…

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Data processing and automation in Excel

Data processing and automation in Excel Task: Process large tables and prepare structured data for analysis. Problem: chaotic data in Excel manual processing took a lot of time errors in copying and filtering Solution: cleaning and…

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Data collection automation (parsing 24/7)

Data collection automation (parsing 24/7) Task: Implement continuous data collection from the website. Problem: frequent requests to Google Sheets API stopping due to limits unstable operation Solution: added record buffering moved…

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SQL optimization and data processing

Databases & SQL

Task: Processing a large volume of data and building reports. Initial queries were slow and created a load on the system. Problem: Slow SELECT queries High load on the database Lack of optimization (JOIN, indexes, aggregations) Solution:…

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The world of video games — like the life of the future.

The World of Video Games: How Games Became More Than Just Entertainment Just a few decades ago, video games were considered a simple way to pass the time. Primitive graphics, simple mechanics, limited possibilities — all of this was perceived as…

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How to make math a favorite subject: tips for parents and

Mathematics is one of the most important school subjects that develops logic, critical thinking, and analytical skills. However, for many children, studying mathematics becomes a real challenge. How to change the attitude towards this subject? How to…

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Top 5 gifts for Mother's Day

SEO-optimized article in a warm, feminine style for an online store. Contains useful tips for shoppers, structured for easy reading, with keywords and a call to action. Suitable for a blog, email newsletter, or advertising content on a website.

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One-year crisis in a child — informational article for parents

AI Content Creation

Informational article for a blog or website aimed at young parents. The text explains what a one-year crisis is, why it occurs, and how to properly respond to behavioral changes in a child. The material is written in simple language, with practical…

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Latest proposals 10

Project	Budget	Proposal	Deadline	Added
Translate jpg logo to vector. Image editing	Not specified	112 USD	5 days	1 May
Adding cards to the Kasta marketplace	56 USD	34 USD	2 days	30 Apr
Cost and Logistics Calculator	Not specified	70 USD	3 days	29 Apr
Translate PDF documents into German using AI	91 USD	91 USD	2 days	29 Apr
Data entry-simple copy-paste task	1600 USD	1600 USD	2 days	29 Apr
Optimize parsing	16 USD	22 USD	2 days	22 Apr
Combine 2 parts of the text in the same style	Not specified	11 USD	1 day	23 Jun 2025
Translation of equipment instructions	36 USD	22 USD	1 day	22 Jun 2025
Administrative Tasks Assistant (Part-time)	Not specified	16 USD	1 day	22 Jun 2025
Looking for a message template sending manager	268 USD	268 USD	1 day	21 Jun 2025

Перевести jpg лого у вектор. Редагування зображень

Status Project expired

Type Public project

Budget Not specified

Proposal 112 USD

Deadline 5 days

Added 1 May

Додавання карток на маркетплейс Kasta каста

Status Project expired

Type Public project

Budget 56 USD

Proposal 34 USD

Deadline 2 days

Added 30 April

Калькулятор себестоимости и логистики

Status Project expired

Type Public project

Budget Not specified

Proposal 70 USD

Deadline 3 days

Added 29 April

Перевести PDF-документы на немецкий язык через AI

Status Project expired

Type Public project

Budget 91 USD

Proposal 91 USD

Deadline 2 days

Added 29 April

Data entry-simple copy-paste task

Status Suspended by administration

Type Public project

Budget 1600 USD

Proposal 1600 USD

Deadline 2 days

Added 29 April

Оптимизировать парсинг

Status Project expired

Type Public project

Budget 16 USD

Proposal 22 USD

Deadline 2 days

Added 22 April

Обʼєднати 2 частини тексту в одному стилі

Status Closed without completion

Type Public project

Budget Not specified

Proposal 11 USD

Deadline 1 day

Added 23 June 2025

Переклад інструкції до обладнання

Status Project complete

Type Public project

Budget 36 USD

Proposal 22 USD

Deadline 1 day

Added 22 June 2025

Помічник адміністративних задач (підробітка)

Status Suspended by administration

Type Public project

Budget Not specified

Proposal 16 USD

Deadline 1 day

Added 22 June 2025

Шукаю менеджера з відправки повідомлень по шаблонам

Status Suspended by administration

Type Public project

Budget 268 USD

Proposal 268 USD

Deadline 1 day

Added 21 June 2025

Volodymyr Gorovet
Kyiv, Ukraine
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Available for hire

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Rating 240

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Social Media Page Design

Databases & SQL

Skills and abilities

Design & art

Programming

Writing

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