Nick Osipov
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Title: Senior Full-Stack Python Developer & Tech Lead | Web4Business Founder
About Me: Looking for a senior developer who understands business goals, delivers on time, and won't disappear halfway through the project?
I am a Full-Stack Python Expert and the founder of Web4Business I specialize in building scalable web applications, complex automation (parsing/scraping), Telegram bots, and Web3/Crypto integrations.
How I work: I am not just a coder; I am your technical partner. I personally design the architecture, write the core logic, and manage the entire lifecycle of your project. To ensure high-speed delivery and absolute reliability, I work alongside my trusted in-house developer.
What this means for you: You get the deep expertise and direct communication of a Senior Freelancer, combined with the delivery speed and stability of a boutique agency. No middle-managers, no "lost in translation"—you communicate directly with me.
Core Solutions I Deliver:
Backend & APIs: Robust, secure, and highly scalable architectures (FastAPI, Flask, Django). Relational & NoSQL database design (PostgreSQL, MongoDB, Redis).
Web Interfaces: Dynamic, responsive, and intuitive front-end solutions (React.js).
Automation & Scraping: Advanced data extraction and process automation (Selenium, BeautifulSoup, Scrapy).
Telegram Bots: Custom business bots, userbots, and automation tools (Aiogram 3, Pyrogram).
Fintech & Crypto: Secure payment gateway integrations (Stripe, PayPal, Banks), Binance API, Web3, Smart Contracts, and Crypto Wallets.
My Tech Stack:
Languages: Python, JavaScript
Frameworks: FastAPI, Flask, Django, React.js, PyQt6
Databases: PostgreSQL, MySQL, MongoDB, Redis
DevOps & Tools: Docker, AWS/GCP, Git, CI/CD
I am fluent in English, German, Ukrainian, and Russian. Let’s discuss your project and turn your idea into a working, profitable product. Feel free to reach out!
Skills and abilities
Programming
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Bot Development
from 1 USD for hour
- C & C++
- Cryptocurrency & Blockchain
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Data Parsing
from 1 USD for hour
- Databases & SQL
- Desktop Apps
- HTML & CSS
- PHP
- Python
- Web Programming
Design & art
Photo, Audio & Video
Administration
Portfolio
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1115 USD Development of an admin panel for managing Google Ads access
Web ProgrammingReceives and organizes client Google Ads accounts from MCC (via API)
Allows granting access (email + role) to a specific account with a button
Automatically manages accounts by emulating the Google Ads interface (Playwright)
… 1. Backend (FastAPI or Django)
Connection to Google Ads API (via OAuth2, MCC structure)
Retrieving a list of all client accounts (customer_client)
REST API:
GET /accounts — list of accounts (ID, name, status, creation date)
POST /access/request — request for granting access (email, account, role)
GET /access/status — list of access requests (successful / error / in process)
Task queue for granting access (e.g., Celery + Redis or similar)
2. Playwright bot
Works with the task queue
Logs into the Google Ads interface (using saved authorization / cookies)
Searches for the required account by 10-digit ID through global search
Navigates to “Access and Security”
Enters email and selects the required role (e.g., admin / viewer)
Sends invitation
Saves execution status (success / error + log)
3. Frontend (React, Next.js or another stack of choice)
Table of all accounts from API
Filters: by status, creation date, ID, etc.
Form for granting access:
Input email
Select role
Button “Grant Access”
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446 USD Recipes Online (Django Full Stack Project)
Web ProgrammingThis is a mini social networking platform designed for sharing recipes. The platform allows users to create, share, and explore a variety of recipes with an intuitive and user-friendly interface. Key features and technologies include:
Core Features:
… Recipe Sharing:
Users can create, edit, and publish recipes with photos, videos, and detailed descriptions.
Recipes include ingredients and step-by-step instructions.
Video Integration:
Video tutorials are embedded using YouTube API, allowing users to easily add and watch cooking videos.
User Profiles:
Each user has a profile showcasing their published recipes, followers, and social links (e.g., Instagram, Telegram).
Interactive Features:
Users can comment on and like recipes.
Search functionality helps users discover recipes by name or category.
Authentication and Security:
Secure login and registration with JWT authentication.
User data protection and role-based access control.
Technologies Used:
Backend:
Django framework for handling logic, API endpoints, and database management.
PostgreSQL for robust relational database storage.
Frontend:
Integrated responsive design for smooth user interaction.
DevOps:
Application is containerized with Docker for seamless deployment and scalability.
Video Integration:
Recipes include video tutorials with embedded content powered by YouTube API.
This project demonstrates expertise in full-stack development, leveraging modern tools to create a feature-rich, secure, and scalable platform for user engagement. If you need further details or enhancements, let me know!
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892 USD Automatic Video Posting on TikTok with Multi-Accounts and P
PythonApplication for automating video publication on TikTok using multiple accounts and proxies. Developed using PyQt for GUI and Selenium for interacting with TikTok.
Main Features
… 1. Account Management:
- Creating, editing, deleting accounts.
- Storing data in JSON.
- Support for proxies and custom user agents.
2. Video Upload:
- Selecting a folder with videos.
- Publishing videos with tags.
- Tracking publication status.
3. Automation:
- Logging in through cookies.
- Using proxies for each account.
- Managing the number of threads.
- Setting delays between publications.
4. Logging:
- Keeping and displaying logs in real-time.
Technologies and Libraries
- **PyQt6**: For GUI.
- **Selenium**: For web interaction automation.
- **screeninfo**: For obtaining screen size information.
- **BeautifulSoup**: For HTML parsing.
- **Threading**: For multithreading.
- **JSON**: For data storage.
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334 USD Bot with Webinterface for Claym Coins
Bot DevelopmentLanguage: Python
The Libraries:
The Selenium
… by Gui (PyQt5)
The program has a flexible interface that allows you to set the coins clay (HOT) in multi-precision with the right delay on the unlimited token call (Without proxy)
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223 USD Telegram Bot Universal Parcing Channels/Group/Chats
PythonThe technology:
Python (Pyrogram) + Aioqlite3 bd.
Installed on the VPS server
There must be a number/tel (with a distinction)
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The functional:
Parking of all messages:
Channels, groups and chats
Communications (Text, Media + Description)
- Admin Panel (control by filters, parsing and shipping chats, delay)
- Filters(The presence of keywords, maps, numbers, links, hashtags, etc.)
Access to the boot is limited by the owner.
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111 USD Telegram Bot Universal Remembrance
PythonThe technology:
Python (Aiogram, Asyncio) + Aioqlite3 bd.
Installed on the VPS server
…
The functional:
The bot reminds me:
(It will help to distribute the day and not forget about your plans, even for a few years ahead)
The Admin Panel:
(Manage all events using buttons, convenient and practical interface + commands)
- Auto reminder from the bot about the nearest event + notification of its completion(set the filter to your taste and color)
Access to the boot is limited by the owner.
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111 USD Telegram Bot Automated Ping Sites
PythonThe technology:
Python (Aiogram) + Aioqlite3 bd.
Installed on the VPS server
…
The functional:
The PING Sites:
(Control of their effectiveness)
Admin Panel
- Auto notification from the bot about the change of status (site "fall" or vice versa "code 200")
Access to the boot is limited by the owner.
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557 USD The Telegram Bot for Marketplace
PythonThe technology:
Python (Aiogram) + Sqlite3 bd
Installed on the VPS server
…
The functional:
- Automated posting of ads in chat (up to 10 photos)
Anti-spam
- sending
Admin Panel
Filtering of Users
Access to the boat by subscription
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111 USD Software for Instagram
PythonThe technology:
Python (Instaloader and instagrapi)
The functional:
… - Parking posts (photo\video\reels) Instagram by Username
Filtering posts with one deposit, albums
- Automated posting of photos\video\reels through the way to the folder
- Possibility to specify name, description, hashtags + location
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11 USD The telegram bot
PythonBOT TELEGRAM - I accept all your conditions from 500 UAH.
Reviews and compliments on completed projects 41 4
10 April
307 USD
Creation of a bot
The bot was developed, but the result of its work does not meet expectations. After launch and testing, the deposit significantly decreased (from $60 to $9). Clear explanations regarding the bot's operation and the changes made could not be obtained. The developer offers further improvements for an additional fee, although a working tool was initially expected according to the specifications. Communication overall was normal, but the final result and quality of work raise questions.
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The performer accurately calculated the time for execution, was constantly in touch, and answered additional questions. Thank you for the execution.
30 October 2025
557 USD
Development of an admin panel for managing Google Ads access
Everything as we agreed!
21 September 2025
223 USD
Improvement of the TG Bot
Everything has been completed according to the agreements.
15 July 2025
134 USD
TG Bot
We are already working on a permanent basis, 6th project in a row and everything is as always wonderful)
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17 June 2025
156 USD
TG Bot
Everything was done according to the agreements, on time, with quality.
28 April 2025
267 USD
Bot for Binance
The task of creating a Binance bot that copies trades from Telegram was completed on time. The developer was in touch, showed himself as professional and responsible. There is still a question about the bot's operation, but as the developer explained, this nuance is related to Telegram and not the algorithm, so it should fade away over time. Overall, I am satisfied and will contact again if needed.
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25 April 2025
134 USD
Telegram bot
Everything was completed on time and according to the task.
8 April 2025
45 USD
Telegram bot
Everything is great, thank you, the work was done quickly and responsibly, which satisfies 100%.
Many bugs, they are not fixing. I handed the work over to another guy, I'm just the intermediary. He only responds in the evening and at night. The bot doesn't work — the price is unjustified. The deadlines have been significantly delayed: instead of 2 weeks, it took 2 months.
31 January 2025
111 USD
TG Bot for collecting information for Google Sheets and Drive
Quality, promptly. We are satisfied with the work.
30 January 2025
315 USD
Message parsing
Everything is fine. The bot is working well.
9 January 2025
267 USD
TG chatbot based on AI
The project was completed on time and very quickly! I recommend it.
21 September 2024
223 USD
Bot for Telegram channels with payment processing
The work was not completed
The deadline was extended by one day
I mentioned several times the day when the work would be done, but it never happened
Communication was rare
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23 August 2024
446 USD
Development of a Telegram bot for the store Ch2
I recommend for collaboration
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2 August 2024
446 USD
Development of a Telegram bot for a store
We successfully completed the first stage of development.
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11 May 2024
78 USD
Telegram bot - Video Uniquifier
Everything was done well and quickly, I recommend the performer for work!
23 April 2024
223 USD
Web resource on the topic "Recipes Organizer with Integrated YouTube API"
Quality work done! Good performer, quickly got in touch, and did everything clearly according to the task)
17 April 2024
1079 USD
OTC BOT
Well done, executed cool. Made all the edits right away + added mechanisms from myself
12 April 2024
45 USD
Facebook Parser in Python
In the message, he said 1 day, but in reality wasted 3 days, when I said it was urgent from the very beginning.
He lied for two days that he would send the finished product in an hour, in the evening when he returns home, it will be ready in the morning. He lied that everything is working, only one element needs to be fixed.
When on the third day he sent at least something - there were 70 lines of code and nothing worked.
9 April 2024
33 USD
Reddit parser in Python
Thank you, very pleased with the cooperation. All amendments were made very quickly and smoothly.
6 April 2024
56 USD
Bot for collecting information from Telegram and Viber channels
Executed the project quickly and qualitatively
3 April 2024
11 USD
Fix Python bug
It was necessary to fix an error in the Telegram bot. The master completed everything quickly and qualitatively!
31 March 2024
159 USD
Chat bots for TG, location on SendPulse.
Everything was good in cooperation, a slight delay in terms.
17 March 2024
111 USD
Telegram: Create a group, add participants, get a link.
It’s all very professional! Everything in time! thank you
12 March 2024
38 USD
Add a 2fa check in a finished project - Python Selenium
I did everything clearly.
10 / 10
He responded very quickly and also quickly solve the problem.
7 March 2024
67 USD
Pyrogram
I did it very quickly.)
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7 March 2024
56 USD
The BOT
Great and well done and explained everything!
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27 February 2024
111 USD
Boat for Clay on the Website
Everything is great, thank you!
Well, in terms of the assessment even a little overwhelming, but in general there are no claims. = )
23 February 2024
67 USD
The telegram API
Everything is done quickly and efficiently.
21 February 2024
56 USD
Create a TZ for the BOT telegram
They worked, but the deadlines were very delayed. I had to work up, but in every stage there were delays.
11 February 2024
67 USD
The telegram bot
Everything is fast. I recommend to turn.
29 July 2023
33 USD
Telegram bots to download video from the tictus
I did what I wanted, I made everything.
22 July 2023
50 USD
Python Screenshot to Track Prices by Bybit Futures
It was done quickly and clearly, thank you.
15 May 2023
22 USD
Convert YouTube channels to MySQL
The completion of the already existing script has been successfully completed. Delivery time exceeded. In general, I am satisfied with the cooperation. I recommend !
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| Personal | Response review
15 May 2023
89 USD
YouTube channels
He was always in contact, the routes came quickly. As a result, the TZ was fully implemented. The only question is the deadlines. In general, I am satisfied with the cooperation. I recommend !
30 April 2023
67 USD
Packaging in the BOT TG
Successfully recorded the script. The truth took a little. In general, it is ok.
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10 April 2023
29 USD
Writing of TG-Bot Parser
Everything is fine, thank you for the well done work.
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9 April 2023
45 USD
The telegram bots that pars messages from channels through keys
The task was done very quickly! I recommend it.
7 April 2023
45 USD
Create a bot/program for memories monitoring in Telegram
The work was done wonderfully and quickly! I recommend
15 March 2023
16 USD
Welcome to BOT PARSER
Good work, quickly done, everything works as it is right. I recommend it.
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14 March 2023
22 USD
Gathering European YouTube Bloggers (Less Crypto/Investment)
I hope to help in the future. Always in contact.
6 March 2023
41 USD
Parser groups and channels of revelations
A very good man, he did everything quickly and well. pleasant cooperation.
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3 March 2023
11 USD
Registration on the website (section of references)
Freelancer Nikolai Osipov perfectly performed the task, demonstrating high professionalism and clear compliance with the requirements for the performance of the task. I recommend his candidacy as an executive to all customers.
Activity
| Latest proposals 10 | Budget | Added | Deadlines | Proposal | |
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Creation of a TikTok farm with income generation
602 USD
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Parsing products, preparation for import to WP
22 USD
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Account reconciliation tool with the bank, cards, and accountant
500 USD
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IT Automation of VAT Reporting
602 USD
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Build a customer classification model
111 USD
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AI Commenting Platform for TikTok and Instagram.
602 USD
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It is necessary to develop the backend for the website.
178 USD
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Need to create an online store website
223 USD
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Need a developer to create an automated AI service for generating numerology reports.
178 USD
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Parsing numbers on the website
22 USD
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