You will get Python developer | Python full stack developer for AI-powered WEB project
Top Rated
Project details
You will receive a robust, scalable, and secure back-end solution tailored to your business's needs. It will seamlessly integrate third-party and internal APIs.
I specialize in developing reliable backend systems using Python and modern frameworks, such as FastAPI, Flask, and Django.
With over eight years of experience in API development and backend architecture, I deliver clean, maintainable code that performs well under load and is easily scalable.
Whether you need to connect external services, automate workflows, or build a full backend infrastructure, I provide high-quality, thoroughly tested, well-documented solutions to ensure your product's success.
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I specialize in developing reliable backend systems using Python and modern frameworks, such as FastAPI, Flask, and Django.
With over eight years of experience in API development and backend architecture, I deliver clean, maintainable code that performs well under load and is easily scalable.
Whether you need to connect external services, automate workflows, or build a full backend infrastructure, I provide high-quality, thoroughly tested, well-documented solutions to ensure your product's success.
python developer saas, python developer api, python developer backend, python developer django, python developer flask, python developer fastapi, python developer ai, python developer web scraping, python developer rest api, python developer graphql, python developer sql, python developer nosql, python developer docker, python developer kubernetes, python developer oauth, python developer unit testing, python developer integration testing, python developer orm, python developer pandas, python developer serverless.
Programming Languages
HTML & CSS, JavaScript, PythonCoding Expertise
Localization, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$3,000
|
Standard
$5,880
|
Advanced
$8,960
|
|---|---|---|---|
| Delivery Time | 14 days | 30 days | 30 days |
Number of Revisions | 3 | 5 | 7 |
Design Customization | - | ||
Content Upload | |||
Responsive Design | - | ||
Source Code | - |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$1,000 - $3,000
22 reviews
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(3)
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This project doesn't have any reviews.
ML
Margaret L.
Feb 20, 2026
Rule-Based JSON Generation Engine
Sergii is professional and a great communicator!
BL
Ben L.
Feb 27, 2025
Mapping / Addressing APIs
Sergy does excellent work and has strong skills. He created some complex APIs for us that we are using every day.
BL
Ben L.
Jan 12, 2022
Geocoding US address to the lat/lng format
Extremely good work. Very good with Google API projects which we use every day.
BL
Ben L.
Mar 7, 2020
Help Sergey! Reverse Geocoder
Sergey does outstanding work and needs no supervision
DT
Dimitry T.
Nov 13, 2017
(15) Limit all non-admin users to only seeing contacts in Act Now and Current Meetings filter/tabs unless no overdue items in Act Now
About Sergii
Python Developer | Python FullStack Developer | Python AI Developer AI
100%
Job Success
Kyiv, Ukraine - 10:30 am local time
💬 Client Reviews Python developer:
⭐⭐⭐⭐⭐ "Sergey did an excellent job on this project. The results were exactly as I needed them. He understood the requirements and how to implement the project very well. I have since hired him again for further work."
⭐⭐⭐⭐⭐ "This was a very complex problem. Sergy understood the project very well and did an excellent job developing a solution that we use daily now."
🎯 What I Bring as a Python Developer:
• 9+ years of experience building scalable backends and microservices with Python, FastAPI, Django, and Python Full Stack Developer Flask
• Expertise in deploying production-ready applications on AWS, Heroku, Fly.io, DigitalOcean, and VPS with fully automated CI/CD pipelines
• Proficient in AI integrations, data pipelines, predictive analytics, and designing microservices for complex systems
• Proven track record in leading teams, Python web development, and building solutions from the ground up
🐍 Python Developer Tech Stack:
• Backend Frameworks & Languages: Python, FastAPI, Django, Flask, Django Rest Framework, Celery, GraphQL, REST APIs, Microservices Architecture
• Databases: PostgreSQL, PostGIS, MySQL, MongoDB, MS SQL, Redis, SQLite, Amazon Aurora
• Cloud & DevOps: Docker, AWS, Azure, Heroku, Fly.io, DigitalOcean, VPS, CI/CD pipelines, GitHub Actions, GitLab CI, Ansible, Nginx, python aws
• Frontend Frameworks & Full-Stack: React, JavaScript, TypeScript, jQuery, HTML, CSS, Bootstrap, Highcharts
• AI & Data: Machine Learning, NLP, Sentiment Analysis, Predictive Analytics, Data Pipelines, PyTest for TDD, OCR, Optical Character Recognition, Microsoft Face recognition, Azure AI Face service, machine learning python and python data science
• Tools & Platforms: Keycloak, OpenShift, Kong Gateway, Apache Mesos, Apache Aurora, Postman, Figma, Google Apigee API, OCR (Optical Character Recognition) with world-class Google Cloud AI
🏗️ Projects I’ve Led as a Python Developer aws:
• Healthcare: Built family appointment systems, DNA test purchasing platforms, and patient portals integrated with insurers
• Healthcare: Developed and scaled high-throughput RESTful APIs in python web development using Flask and Python microservices
• Agritech: Created a grain price dashboard with real-time market data for traders
• Telecom: Developed a cell tower mapping platform as a Python full stack developer with geocoding functionality
• Product Companies: Engineered AI-powered tools for code conversion as a python django
• Retail & Healthcare: Delivered an AI-driven translation service for a medical corporation
• Retail: Developed AI-powered tools for sentiment analysis of reports and articles for a manufacturer with python web scraping
• Fintech: Built a secure web wallet with multi-currency exchange, blockchain integration, as python code review
• Automotive: Designed predictive models for sales forecasting and python ai developer
🏢 Industries for the Python developer:
I have successfully delivered projects across Healthcare, Agritech, Telecom, Retail, Fintech, Automotive, and B2B domains
🔧 Roles I Commonly Take On:
• AI-Focused Python Developer creating workflow automation using OpenAI and AI integrations
• Python Full Stack Developer flask helping high-growth startups scale reliably and efficiently
• Python AI developer specializing in building robust, scalable APIs with Python
• DevOps Python developer AWS implementing CI/CD pipelines for Django, Flask, and FastAPI applications
• Python Django delivering end-to-end solutions in Django and React
• Python Full Stack Developer Flask
• Machine Learning Python
• Python web scraping
📊 Key Achievements:
• Developed automation scripts that saved clients 100+ hours/month in manual work
• Engineered systems supporting over 30,000 daily active users with zero downtime at launch
• Orchestrated 4,000+ concurrent translation tasks
• Achieved over 83% unit test coverage on complex integrations
• Migrated legacy systems with 100% data integrity preserved
• Integrated 35+ third-party APIs seamlessly into production systems
• Automated broker commission calculations, reducing processing time by 70%
• Passed all security audits with 100% compliance
• Optimized high-load database queries, cutting response times by 50–70%
🤝 I’m Open To:
• Rapid MVP development to validate business ideas and go to market faster
• API design development
• Python full stack developer roles and React frontend
• AI/ML solutions for automation, analytics, and workflow efficiency
• Legacy system modernization pyton developer to modern tech stacks
You can find me as a python full stack developer or web developer or a php developer or a python web scraping developer
🚀 Time to move forward?
Let’s connect to talk through:
• Where your project stands today
• What success looks like for you
• How can I help you get there, as your Python developer partner
Steps for completing your project
After purchasing the project, send requirements so Sergii can start the project.
Delivery time starts when Sergii receives requirements from you.
Sergii works on your project following the steps below.
Revisions may occur after the delivery date.
Send me a message