You will get GPT Clone with a Subscription Payment System.
Project details
This project can range from a basic to a complex implementation, depending on your needs. It can provide a production-ready GPT chat clone with a responsive user interface and monthly subscription system (via Stripe), or a multi-GPT agent that utilizes a wide range of public and private AI APIs, delivering a fully 360-degree personal assistant experience with established businesses like Wistia, Bombora, Mention, AdEspresso, Zest AI, Contena, and well-known companies such as Zoom, Microsoft, Google, Descript, Sisense, YieldStreet, Artivest, Betterment, Fundrise, Robinhood, Looker, Alteryx, Domo, Tableau, ClickUp, Monday.com, Asana, Trello, Smartsheet, Lumen5, Storyblocks, Canva, and Bombora.
I am a software engineer primarily focused on business process automation and emphasizing data that brings value for the improvement of products or services.
I will craft a customizable GPT chatbot with responsive Ui, monthly subscription (Stripe), and integration with multiple AI APIs and well-known companies for a 360-degree personal assistant experience.*tr
⚠️ :: (please feel free to get in touch with me if you have any questions or need further clarification.)
⏰ <- Answering within 3h/av.
I am a software engineer primarily focused on business process automation and emphasizing data that brings value for the improvement of products or services.
I will craft a customizable GPT chatbot with responsive Ui, monthly subscription (Stripe), and integration with multiple AI APIs and well-known companies for a 360-degree personal assistant experience.*tr
⚠️ :: (please feel free to get in touch with me if you have any questions or need further clarification.)
⏰ <- Answering within 3h/av.
Programming Languages
JavaScript, Python, TypeScriptCoding Expertise
Security, W3C Markup Validation Service, DesignWhat's included
| Service Tiers |
Starter
$250
|
Standard
$600
|
Advanced
$2,300
|
|---|---|---|---|
| Delivery Time | 5 days | 10 days | 40 days |
Number of Revisions | 0 | 1 | Unlimited |
Number of Pages | 1 | 3 | 5 |
Design Customization | - | - | |
Content Upload | - | - | |
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$400 - $3,000
Additional Revision
+$280
Additional Page
(+ 5 Days)
+$280
Design Customization
(+ 3 Days)
+$250
Content Upload
(+ 3 Days)
+$350
Custom UI Design.
(+ 10 Days)
+$450
Mid Journey Integration
(+ 5 Days)
+$800
Extrenal financial data (Stocks)
(+ 5 Days)
+$400Frequently asked questions
4 reviews
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MD
Marco D.
Jan 7, 2026
Digital Trading Platform (Research & Development)
RS
Rowan S.
May 21, 2025
(Ai) MVP Product Architecture - Consultancy
Vlad was to great work with, was really helpful in identifying our strategic move forwards with AI. Would definitely work with him again.
NT
Nick T.
Oct 28, 2022
IDX & MLS - Real Estate API (Golang Developer + Docker)
NT
Nick T.
Jul 31, 2022
Full Stack Developer Expert - Real Estate Portal Software Development
Vladislav is absolutely one of the best freelancers that i had to deal with. He was extraordinary professional on each phases of the project.
He has also delivered invaluable inputs to our project, where other has faced challenges!
Highly recommend Vladislav!
He has also delivered invaluable inputs to our project, where other has faced challenges!
Highly recommend Vladislav!
About Vladyslav
CTO | Product Software Engineer | Automation Analyst | Startup & MVP
73%
Job Success
Barcelona, Spain - 11:33 pm local time
🎙️ | ENGLISH "C1" · UKRAINIAN "C2" · SPANISH "C2" · GERMAN "B2"
⌛ | FROM RESEARCH TO RESULTS · "UTC/GMT +2"
Product Software Engineer | Technical Hiring & Engineering Team Assembly
🌍🕊️👨💻🇺🇦🇪🇸 Hi! My name is Vladyslav,
Product Software Engineer building resilient applications accelerating businesses at the intersection of AI capabilities and human intelligence:
· Consultancy & Mentoring: (Architecture reviews, technical strategy, and actionable documentation.)
· MVP Engineer: (Build and ship MVPs end-to-end with clear milestones and pragmatic trade-offs.)
· UI/UX Implementation: (Pixel-perfect from Design, accessible components, and SEO-first pages.)
· Product Strategy: (Translate business requirements into scalable and maintainable systems.)
· System Architecture:
Professional Overview:
As a full-time Product Software Engineer on Upwork, I currently leading the development of an enterprise white-label SaaS platform empowering real estate agencies to efficiently manage and standardise large-scale property data from hundreds simultaneous sources with bidirectional data aggregation.
Technical Leadership & Architecture:
My primary contribution has been designing and implementing a future-proof architecture that balances immediate business requirements with long-term scalability.
I've architected a comprehensive technical ecosystem including:
Product Software Engineer:
Full-Stack Developer · Tech Lead · Startup MVP · SaaS · White-label SaaS
Frontend:
Next.js · NextJS · React · TypeScript · JavaScript · UI/UX Implementation · Figma to React · SEO · Performance Optimization
Backend:
Node.js · NestJS · GraphQL · Apollo Client · Apollo Server · REST API · API Design · Microservices · Authentication
Database:
MongoDB · Mongoose · Redis · PostgreSQL · Data Modeling · ETL · Data Pipelines · Background Jobs
Ai Integration:
Python · FastAPI · Web Scraping · Automation · Keras · Computer Vision · Image Processing · OpenAI · Vertex AI · LLM · RAG · Prompt Engineering · Semantic Search
DevOPS:
Docker · Docker Compose · Kubernetes · Helm · CI/CD · GitHub Actions · Testing · Refactoring · Code Review · Jira · Confluence
TypeScript/Next.js, GraphQL + codegen, Zustand, NestJS, MongoDB/Mongoose, FastAPI + Redis, Docker/Compose, Kubernetes/Helm, plus disciplined GitHub/Jira/Confluence workflows.
Enterprise Integrations:
Salesforce · HubSpot · Pipedrive · Zoho CRM · Microsoft Dynamics · Google Workspace APIs · Microsoft Graph API · Slack API · Discord API · Twilio · SendGrid · Mailchimp · Intercom · Zendesk · Notion API · Airtable API · Zapier integrations · Make integrations · webhook architecture · third-party API integration · API documentation · integration monitoring.
Steps for completing your project
After purchasing the project, send requirements so Vladyslav can start the project.
Delivery time starts when Vladyslav receives requirements from you.
Vladyslav works on your project following the steps below.
Revisions may occur after the delivery date.
The client purchases the project and sends requirements.
When the client purchases the project and sends the requirements, I will initiate a discussion with the client to better understand the project scope and desired features.
We discuss the project scope and desired features.
Once we have agreed on the project scope and features, I will start developing the chatbot according to the agreed-upon specifications.