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Leonid Kostash

Information Portfolio 4 Activity

Profile

Leonid Kostash
  • Leonid Kostash
  • Rovno, Ukraine
  • 0 0
  • A little busy
  • Projects -
  • Rating -
  • Rating 159
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Indicators

  • Last visit: 2 months 3 days ago

Specializations

Website Development

1679 place/2395

Software & Server Configuration

109 place/224

Skills and abilities

Services

  • Website Development
  • AI Consulting
  • Content Management
  • Cybersecurity & Data Protection
  • Tuition

Administration

  • Software & Server Configuration
  • System & Network Administration
  • Windows

Programming

  • AI & Machine Learning
  • Bot Development
  • Cryptocurrency & Blockchain
  • HTML & CSS
  • Javascript and Typescript
  • Python

Design & art

  • Banners
  • Business Card Design
  • Print Design
  • Vector Graphics
  • Web Design

Photo, Audio & Video

  • AI Speech & Audio Generation
  • Audio & Video Editing
  • Photo Processing
  • Video Processing

Translation

  • Ukrainian

Writing

  • AI Content Creation
  • Articles & Blog Posts
  • Copywriting

Portfolio Works

Telegram bot for teachers: example in biology
0 159
Telegram bot for teachers: example in biology
AI & Machine Learning
Telegram bot for teachers that: - conducts interactive quizzes; - explains material to students in chat; - voices answers in Ukrainian; - recognizes text from photos and documents; remembers conversation history for personalized explanations. This is…
Voice AI assistant on the website: simple prototype
0 117
Voice AI assistant on the website: simple prototype
AI & Machine Learning
The idea to create a voice #AI assistant that understands language and responds meaningfully came quite simply. Many services offer chatbots, but they are often limited to text or formal communication. I wanted to make it so that a user could just…
SmartBot AI
78 USD
0 101
SmartBot AI
AI & Machine Learning
AI panel based on a local Flask server with built-in functions: telegram-bot cryptobot OKX image and text analysis and recognition with LLM models AI prompts for cryptocurrency analysis
SmartBot OKX (DEMO)
0 152
SmartBot OKX (DEMO)
Cryptocurrency & Blockchain
Features Connection to OKX API (sandbox only) Interface in Ukrainian and Russian Set TP / SL per position CoinGecko live chart Position table with profit/loss highlights ROE calculation with leverage Smart Assistant: strategy hints EXE…

Indicators

Total projects:
0
0 arbitrations
Average rating:
-
0 reviews
0.0
Professionalism
0.0
Quality
0.0
Price
0.0
Contactability
0.0
Deadlines

Activity

Latest proposals 10
Project
 Type Budget Proposal Deadline Added
Optimization of expenses on LLM API (Telegram bot, AI integrations)
1500 USD
1500 USD
7 days 13 Sep 2025
Prototype of an application for window pricing using AI
Not specified
185 USD
7 days 19 Aug 2025
Selection of LLM for reading emails with JSON output + Python libraries
168 USD
134 USD
7 days 19 Aug 2025
Python developer to fix CORS error and prepare the project for production
112 USD
112 USD
7 days 10 Aug 2025
ComfyUI: SaveImage error — not registered in UI (Windows 11, RTX 4070)
Not specified
45 USD
5 days 10 Aug 2025
Writing Python scripts for generating crypto addresses in different blockchain networks
100 USD
99 USD
7 days 10 Aug 2025
Help deploy open source AI model
Not specified
22 USD
7 days 10 Aug 2025
Development of a trading bot for Pocket Option
237 USD
448 USD
21 days 7 Aug 2025
TTS Voiceover Service - Text To Speech with AI
Not specified
112 USD
14 days 29 Jul 2025
Consultation and possible implementation of a local LLM + TTS system for quick responses
22 USD
22 USD
10 days 17 Jul 2025
Оптимизация расходов на LLM API (Telegram-бот, AI интеграции)
Status Closed without completion
Type Public project
Budget 1500 USD
Proposal 1500 USD
Deadline 7 days
Added 13 September 2025
Prototyp aplikacji do wycen okien z wykorzystaniem AI
Status Project expired
Type Public project
Budget Not specified
Proposal 185 USD
Deadline 7 days
Added 19 August 2025
Подбор LLM для чтения почты с выдачей json + библиотеки Python
Status Project not completed
Type Public project
Budget 168 USD
Proposal 134 USD
Deadline 7 days
Added 19 August 2025
Python-розробник для усунення CORS-помилки та підготовки проєкту до продакшену
Status Closed without completion
Type Public project
Budget 112 USD
Proposal 112 USD
Deadline 7 days
Added 10 August 2025
ComfyUI: ошибка SaveImage — не регистрируется в UI (Windows 11, RTX 4070)
Status Project expired
Type Public project
Budget Not specified
Proposal 45 USD
Deadline 5 days
Added 10 August 2025
Написание Python-скриптов для генерации криптоадресов в разных блокчейн-сетях
Status Project expired
Type Public project
Budget 100 USD
Proposal 99 USD
Deadline 7 days
Added 10 August 2025
Помочь задеплоить open source AI модель
Status Suspended by administration
Type Public project
Budget Not specified
Proposal 22 USD
Deadline 7 days
Added 10 August 2025
Розробка торгового бота для Pocket Option
Status Project expired
Type Public project
Budget 237 USD
Proposal 448 USD
Deadline 21 days
Added 7 August 2025
Сервіс озвучки TTS - Text To Speech з AI
Status Project expired
Type Public project
Budget Not specified
Proposal 112 USD
Deadline 14 days
Added 29 July 2025
Консультація та можливе впровадження локальної LLM + TTS системи для швидких відповідей
Status Project expired
Type Public project
Budget 22 USD
Proposal 22 USD
Deadline 10 days
Added 17 July 2025

Profile

Leonid Kostash
  • Leonid Kostash
  • Rovno, Ukraine
  • 0 0
  • A little busy
  • Projects -
  • Rating -
  • Rating 159
Want to offer Leonid Kostash a job?
Register

If you have an account, log in

Indicators

  • Last visit: 2 months 3 days ago
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