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You will get a custom GPT with actions supported based on existing APIs
Top Rated

Project details
You will receive a tailored GPT model designed to meet your specific requirements, which will be integrated with APIs to retrieve data.
AI Algorithms
Large Language ModelAI Applications
AI Chatbot, Conversational AI, Image RecognitionAI Models
ChatGPT, GPT-4What's included
| Service Tiers |
Starter
$200
|
Standard
$400
|
Advanced
$500
|
|---|---|---|---|
| Delivery Time | 1 day | 2 days | 3 days |
Number of Revisions | 1 | 2 | 3 |
AI Model Integration | - | - | - |
Batch Normalization | - | - | - |
Database Integration | - | - | - |
Detailed Code Comments | - | - | - |
Image Upscaling | - | - | - |
MLOps | - | - | - |
Model Deployment | - | - | - |
Model Documentation | - | - | - |
Model Monitoring | - | - | - |
Model Testing & Optimization | - | - | - |
Model Tuning | - | - | - |
Natural Language Processing | - | - | - |
NLP Tokenization | - | - | - |
Pre-Training | - | - | - |
Prompt Engineering | - | - | - |
Setup File | - | - | - |
Source Code | - | - | - |
Frequently asked questions
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NP
Nem P.
Jan 31, 2025
Senior Backend Architect for iOS App
★★★★★ Outstanding iOS Backend Architect - Exceptional Technical Expertise!
Vitali Yazvinski is an exceptional backend architect who played a crucial role in developing Storyblocker's custom backend infrastructure. His deep technical expertise and architectural vision were instrumental in creating a robust, scalable foundation for our iOS application.
What makes Vitali stand out is his:
Exceptional ability to design and implement complex backend systems
Deep understanding of iOS architecture patterns and best practices
Proactive problem-solving approach and attention to detail
Clear communication about technical decisions and trade-offs
Strong focus on creating maintainable, efficient code
He demonstrated remarkable skill in:
Building our custom backend infrastructure from the ground up
Implementing secure and efficient data handling systems
Creating scalable API architectures that support our app's functionality
Optimizing performance and ensuring smooth data flow
Providing well-documented, clean code that's easy to maintain
Vitali's work went beyond just writing code - he brought valuable insights to our architectural decisions and helped create a solid foundation for future scaling. His technical decisions were always well-thought-out and future-proof, showing his experience and foresight in backend development.
Working with Vitali was a fantastic experience, and the quality of his work speaks for itself. He's the kind of backend architect who not only delivers exceptional code but also elevates the entire project's technical standards. I highly recommend him to anyone looking for a top-tier iOS backend architect who can deliver results.
Would absolutely work with him again on future projects!
Vitali Yazvinski is an exceptional backend architect who played a crucial role in developing Storyblocker's custom backend infrastructure. His deep technical expertise and architectural vision were instrumental in creating a robust, scalable foundation for our iOS application.
What makes Vitali stand out is his:
Exceptional ability to design and implement complex backend systems
Deep understanding of iOS architecture patterns and best practices
Proactive problem-solving approach and attention to detail
Clear communication about technical decisions and trade-offs
Strong focus on creating maintainable, efficient code
He demonstrated remarkable skill in:
Building our custom backend infrastructure from the ground up
Implementing secure and efficient data handling systems
Creating scalable API architectures that support our app's functionality
Optimizing performance and ensuring smooth data flow
Providing well-documented, clean code that's easy to maintain
Vitali's work went beyond just writing code - he brought valuable insights to our architectural decisions and helped create a solid foundation for future scaling. His technical decisions were always well-thought-out and future-proof, showing his experience and foresight in backend development.
Working with Vitali was a fantastic experience, and the quality of his work speaks for itself. He's the kind of backend architect who not only delivers exceptional code but also elevates the entire project's technical standards. I highly recommend him to anyone looking for a top-tier iOS backend architect who can deliver results.
Would absolutely work with him again on future projects!
CB
Christian B.
Jul 25, 2024
Initial scoping work
Vitali provided qualified and well-researched input for a scoping exercise.
WH
William H.
Apr 15, 2024
APP Development requiring API and AI integration
DD
Dennis D.
Feb 27, 2024
CustomGPT for ChatGPT using API
JD
Jessica D.
Jan 6, 2024
30 minute consultation
About Vitali
Full Stack Engineer | Web & Mobile apps | Gen AI | AWS | Expert-Vetted
100%
Job Success
Wroclaw, Poland - 5:41 am local time
I'm a full-stack engineer with an M.Sc. and over 12 years of experience in designing, developing, and analyzing data-heavy applications, with a recent focus on integrating AI capabilities. My clients value my ability to anticipate and solve problems, offering various solutions. I am skilled in supporting individuals and teams throughout the development process.
I specialize in:
- Full-stack development for Web, Progressive Web Apps, Back-ends for mobile apps
- AI integration to the Web and Mobile apps
- AI Chat Bots, RAG based on Langchain
- RESTful and GraphQL APIs and API integrations
- Libraries and Middlewares
- ETL Pipelines and Web Scraping;
- Database designing
- Performance optimizations
- Problem solving and bugs fixing
I am most efficient in using the following stack and technologies; however, my experience and ability to learn extend far beyond these:
- Languages: Javascript/Typescript, Python
- Generative AI: Custom GPTs, TextToImage, ImageToImage, TTS, Voice cloning, Langchain
- Frameworks: Nodejs, React, Nextjs, Vuejs, Angular
- Technologies: REST, GraphQL, PWA
- UI Libraries: MUI, Bootstrap, TailwindCSS
- Databases: NoSQL with MongoDB and DynamoDB; SQL including MySQL and PostgreSQL
- Testing: Jest, Mocha, Chai
- Caching: Redis
- Deployment and infrastructure: Docker, Amazon Web Services, Terraform, DigitalOcean, Supabase, Vercel, k8s
My wide full stack experience and analytical mindset gives me an ability to analyze complex problems and break them down into manageable and straightforward steps.
In my work, I prioritize thoroughly analyzing requirements. I believe that success depends on having clear goals. I'm specifically good at creating technical requirements and specifications, anticipating problems, and balancing quality with the speed of development.
Choose me, and you'll gain a partner fully dedicated to bringing your vision and product to life.
Steps for completing your project
After purchasing the project, send requirements so Vitali can start the project.
Delivery time starts when Vitali receives requirements from you.
Vitali works on your project following the steps below.
Revisions may occur after the delivery date.
Receive requirements
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