PostgreeSQL

115

Andrii

Python · Bot Development

54 2

5.0

1 919

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I'm a backend developer with over 4 years of freelance experience, focused on building clean, scalable, and reliable web systems using Python, Django, and PostgreSQL. I specialize in backend architecture, REST API development, and automation solutions for startups, solo entrepreneurs, and small businesses. My core stack includes Django and Django REST Framework, combined with PostgreSQL, Celery, Redis, and Docker for robust production-ready deployments. I build everything from internal ERP modules and client CRMs to custom dashboards, Telegram bots, and third-party API integrations. I'm…

Dmytro Myrhorodskyi

Python · Bot Development

12 0

5.0

3 079

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About MeA multidisciplinary engineer with a rare skill set in deep system analysis, protocol reconstruction, and high-performance backend development. I’m comfortable working in environments where:no documentation exists,code is minified, obfuscated, or closed,APIs are hidden, unstable, or partially removed,system architecture is unknown,and the task is considered “impossible.”My background was shaped in Web3, crypto exchanges, automated trading systems, and complex web platforms — where the goal is not just to write code, but to understand how the system works at a deeper level than its…

Nick Osipov

Python · Bot Development

41 4

4.6

2 702

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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…

337 USD

0 771

Bot with Webinterface for Claym Coins

Bot Development

Language: 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)

Nazar

Bot Development · Python

71 0

2 281

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Long-term cooperation — quality and deadlines are the priority I build complex web products end-to-end with 7+ years of experience. I specialize in CRM systems and Telegram bots. I design architecture from scratch and maintain live products with real users. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━ FRONTEND ━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Core ▪ React 19, TypeScript, Vite ▪ Material UI v7, Tailwind CSS v4 ▪ Material React Table v3 State & Forms ▪ Zustand, React Hook Form, Yup Real-time & API ▪ Socket.IO Client, Axios ▪ lightweight-charts (trading charts) UX & i18n ▪ i18next / react-i18next (multilingual…

500 USD

0 657

Team Lead for telegram game

Bot Development

Project stack: React.js, TypeScript, NodeJS, MongoDB Some examples of my completed tasks Dividing the backend and frontend into a dev version and a prod version Configuring autodeployment over the dev version ((front + autocompilation) + back)…

224 USD

0 433

Welcome bot builder

Bot Development

This bot can [+]Accept users [+]Plan mailings to users months in advance [+]Make forced mailings [+]Give up-to-date statistics on users (you can see it on the screenshot) The bot supports multilingualism and multibotting, that is, there is no…

Bot to create referral links for telegram channels

45 USD

0 404

Bot to create referral links for telegram channels

Bot Development

The task: Create a bot that will create individual links for the telegram channel, with enabled login requests Maintaining statistics on current participants and applications on all added chats. Statistics on each channel of each referral link…

Boot for sale of photo and video materials

101 USD

1 1 066

Boot for sale of photo and video materials

Bot Development

A bot is created to sell photo and video materials for arbitraries and content makers. Introduced cryptocurrency payment system for subscription payments Subscriptions in the form of photo/video limit Photo storage and keyboard removal are done…

101 USD

0 847

Boat for the Prognosis Competition

Bot Development

A bot and a parser were created for the competition for different matches. In this bot for the competition was created a league filter mechanism, the bot supports translation through the json file into different languages. Matches are…

Dmitro

Bot Development · Web Programming

25 0

5.0

1 017

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SalesDrive + integration with Telegram (api, webhook)

1500 USD

0 204

SalesDrive + integration with Telegram (api, webhook)

Bot Development

Integration of Telegram with salesdriver @Maystry_bot Telegram as a client for masters

Roman

Data Parsing · Bot Development

105 0

5.0

1 726

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Telegram bot for carriers and cargo deliveries

337 USD

1 225

Telegram bot for carriers and cargo deliveries

Bot Development

Telegram bot for carriers and cargo customers. A system for searching and publishing transportation requests has been implemented throughout Ukraine and Europe. The bot allows carriers to create routes and receive notifications about new orders…

67 USD

0 315

Telegram BOT for giveaways | WEB

Bot Development

A full-featured system for organizing and managing giveaways in Telegram. The project consists of a bot that interacts with users and an administrative panel for managing giveaways. Main functions: Participant registration: The bot registers users…

Telegram bot with web interface for traffic tracking|Traffic

67 USD

0 287

Telegram bot with web interface for traffic tracking|Traffic

Bot Development

This project combines a Telegram bot and a web interface for efficient traffic and referral source tracking. The bot handles commands, checks channel subscription, and redirects users to campaign target URLs. The web interface allows creating and…

Telegram bot that sends new ads from the olx service

67 USD

0 766

Telegram bot that sends new ads from the olx service

Bot Development

Telegram bot that automatically sends notifications about new listings from the olx.pl service. It allows you to track multiple links simultaneously, so you quickly receive information about offers that interest you. An ideal solution to not miss the…

90 USD

1 410

Pinnacle Odds Bot | Football Live bet

Bot Development

Telegram bot that sends changes in odds from Pinnacle. You can select multiple leagues to monitor and choose the % at which you are interested in the change. The bot notifies about all upcoming matches for which the line has been released by Pinnacle…

Daniil

Gaming Apps · Python

23 1

4.8

434

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Practical Skills Extensive experience (8 years) in game server development Hands-on experience building desktop applications (C#, Python, PyQt6) Developing a custom Minecraft Launcher with GUI, automatic Forge installation, Java runtime setup, and mod synchronization via remote config (SHA256 verification) Worked with APIs and automation (YouTube upload scripts, OAuth, CSV/JSON processing) Experience with PostgreSQL (schema design, data validation, logging) Confident working in Windows environments (PowerShell, CMD, file systems, paths, processes) Creating custom UI (PyQt6), animations…

Development of Instagram Bots for Business

314 USD

0 117

Development of Instagram Bots for Business

Bot Development

Development of Instagram Bots for Business An Instagram bot is not just automatic replies in Direct. It is a full-fledged digital assistant that enhances the service level of your company, quickly processes customer inquiries, and helps avoid losing…

314 USD

0 108

Creation of Telegram bots for business

Bot Development

A Telegram bot for business is not just a convenient tool, but an indicator of your company's level. When a client can quickly sign up for a service, leave a request, get a consultation, pay for an order, or find the necessary information directly in…

Creation of Telegram bots with integrated AI

135 USD

0 83

Creation of Telegram bots with integrated AI

Bot Development

I develop Telegram bots with artificial intelligence integration for businesses, services, and process automation. The bot can respond to customer inquiries, accept applications, consult users, process messages through AI, connect to CRM, Google…

1000 USD

0 141

Telegram Mini App Star Wars

Bot Development

Test all the functionality of the Telegram Mini App Bot using the tag — @StarWarsArenaBot I developed a Telegram Mini App themed around Star Wars with full gaming logic, a web interface, a Telegram bot, and an administrative panel. The project is an…

Danish

Javascript and Typescript · Web Programming

20 0

5.0

2 219

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112 USD

0 134

Registration page + Telegram BOT

Bot Development

Implemented layout according to the design in Figma, as well as a Telegram BOT for receiving user registration applications on the website.

Oleksandr Kovalchuk

Bot Development · Python

13 0

5.0

1 043

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A Software Developer with 3+ years of experience in building web applications, chatbots, custom automation solutions and AI-integrations. I specialize in delivering secure, scalable, and efficient systems tailored to client needs. What I Do • Backend Development – Creating and maintaining backend solutions for e-commerce, trading algorithms, and automation bots using Python, Django, and REST APIs. • Frontend Development – Building responsive and user-friendly interfaces with React, Tailwind, Bootstrap, and modern JavaScript tooling. • Chatbot Development – Integrating APIs and automation…

0 235

ByBit TokenSplash Parser Telegram Bot

Bot Development

Telegram bot that provides real-time insights into active ByBit TokenSplashes promotions. It can display a comprehensive list of ongoing campaigns along with key details, including the number of participants, promotion period, user count, rewards,…

Oleg

Bot Development · Python

14 0

5.0

1 012

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Python Backend Engineer | AI Agents, APIs & ChatbotsHello! I am a Python Software Engineer with 3.5+ years of experience helping startups and businesses build reliable backend systems, AI-driven automation, and intelligent chatbots.What can I help you with:AI-powered agents and assistants (OpenAI, LangChain, CrewAI)Scalable REST APIs and backend services (FastAPI, Flask)Telegram, Discord, and Slack bots for automation and customer interactionIntegration with third-party APIs, payment systems, and internal servicesCrypto-related services and blockchain toolingKey achievements:Designed and…

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