You will get fully integrated website for your business success
Project details
You will get a professional, custom-built website that elevates your business online. With over 25 years of experience in full stack development, I am dedicated to creating websites that not only look great but also perform seamlessly across all devices. My focus is on delivering websites that are visually appealing, user-friendly, and optimized for speed and SEO. The work I deliver is 100% original, high quality, and tailored to meet your business needs.
Programming Languages
PHP, HTML & CSS, JavaScriptCoding Expertise
PSD to HTML, Performance Optimization, DesignWhat's included
| Service Tiers |
Starter
$5,000
|
Standard
$10,000
|
Advanced
$20,000
|
|---|---|---|---|
| Delivery Time | 20 days | 40 days | 60 days |
Number of Revisions | Unlimited | Unlimited | Unlimited |
Number of Pages | 5 | 10 | 20 |
Design Customization | |||
Content Upload | |||
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$1,000 - $4,000
Additional Page
(+ 1 Day)
+$500
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RE
Roseann E.
Jun 5, 2025
We are in search of 35 freelancers to offer their insights on design work.
Roberto is wonderful to work with. A very good freelancer and greatly recommended!
ME
Myers E.
May 20, 2025
Anti-fingerprinting process for Ticket Broker
About Roberto
Senior Full-Stack AI Engineer | 25 Years of Expertise
100%
Job Success
Sunrise, United States - 3:04 am local time
✅ Core Expertise
● Frontend Development: React.js, Angular, Vue.js, Next.js, Svelte, Gatsby, JavaScript, TypeScript, HTML5, CSS3, SASS, Tailwind CSS, Bootstrap, Material UI, jQuery
● Backend Development: Node.js, Express.js, NestJS, Python, Django, Flask, FastAPI, Ruby on Rails, PHP, Laravel, Java, Spring Boot, C#, .NET, ASP.NET Core
● AI & Generative AI Development: OpenAI, GPT, ChatGPT API, Assistants API, LangChain, LangGraph, LlamaIndex, Hugging Face, Claude, Gemini, Mistral, LLaMA, Anthropic API, RAG, Embeddings, Prompt Engineering, AI Agents, Multi-Agent Systems, AI Chatbots, AI Automation
● Machine Learning & Deep Learning: Python, PyTorch, TensorFlow, Keras, Scikit-learn, NLP, Computer Vision, OCR, Speech Recognition, Sentiment Analysis, Recommendation Systems, Predictive Analytics, Model Training, Fine-Tuning, Data Processing
● AI Application Development: Custom AI Chatbots, AI Customer Support Systems, AI Content Generation Tools, AI Search Engines, AI Document Processing, AI Assistants, AI-Powered CRMs, AI E-commerce Recommendation Engines, AI Voice Assistants, AI Data Extraction
● E-Commerce Website Development: Shopify, Shopify Plus, WooCommerce, WordPress, Wix, Bubble, BigCommerce, Squarespace, Magento, OpenCart, AI Product Recommendations, AI Search, AI Chatbots
● Mobile Development: React Native, Flutter, Ionic, Android, Java, Kotlin, iOS, Swift, Objective-C, AI Mobile Apps, AI Chat Apps, Voice AI Apps, Image Recognition Apps
● Database Technologies: MySQL, PostgreSQL, SQL Server, MongoDB, Redis, DynamoDB, Firebase, Firestore, GraphQL, Pinecone, Weaviate, ChromaDB, FAISS, Vector Databases
● Cloud Solutions & DevOps: AWS, EC2, S3, Lambda, RDS, CloudFront, DynamoDB, Cognito, Bedrock, SageMaker, Microsoft Azure, Azure OpenAI, Azure AI Services, Google Cloud, Vertex AI, Docker, Kubernetes, Jenkins, Terraform, CI/CD
● API Integrations: RESTful APIs, GraphQL APIs, WebSockets, OpenAI API, Anthropic API, Gemini API, Stripe, Twilio, PayPal, Zapier, Make, Third-Party APIs, Payment Gateways, CRM APIs, AI API Integrations
● Version Control & Collaboration: Git, GitHub, GitLab, Bitbucket, Jira, Asana, Slack, Trello
✅ Key Skills and Practices
● Full-stack development for scalable web, mobile, SaaS, and AI-powered platforms
● Strong experience building AI chatbots, AI agents, AI assistants, and automation systems
● Expertise in RAG architecture, embeddings, vector search, and semantic search
● Advanced prompt engineering and LLM optimization for reliable AI outputs
● Test-Driven Development using Jest, Mocha, Selenium, Cypress, and Playwright
● CI/CD implementation for reliable and automated deployment
● Web, mobile, and AI security best practices including OWASP, JWT, OAuth, RBAC, and secure API design
● Performance tuning, debugging, code optimization, and cloud cost optimization
✅ What I Deliver
● Custom Software Solutions: I build tailored, robust, maintainable, and scalable applications designed around your business requirements.
● AI-Powered Applications: I develop intelligent applications using OpenAI, GPT models, LangChain, vector databases, RAG systems, AI agents, and automation tools.
● AI Chatbots & Virtual Assistants: I create custom AI chatbots for customer support, lead generation, internal knowledge bases, document search, e-commerce support, and business automation.
● Generative AI Integration: I integrate advanced AI features such as content generation, document summarization, semantic search, NLP, image processing, and intelligent recommendations.
● Cloud-Native Solutions: I build secure, scalable, and cost-effective cloud-native applications using AWS, Azure, Google Cloud, Docker, Kubernetes, and serverless technologies.
● AI Automation: I help businesses automate repetitive workflows using AI, APIs, Zapier, Make, N8N,custom scripts, and intelligent backend systems.
Whether you are looking to develop a new web or mobile application, optimize an existing system, build an AI-powered SaaS product, create a custom chatbot, integrate AI agent-based features, automate business workflows, or modernize your cloud infrastructure, I bring the technical expertise, dedication, and experience needed to make your project successful.
Steps for completing your project
After purchasing the project, send requirements so Roberto can start the project.
Delivery time starts when Roberto receives requirements from you.
Roberto works on your project following the steps below.
Revisions may occur after the delivery date.
Initial Consultation and Requirement Gathering
The client provides detailed requirements, including design preferences, features, and functionality. We discuss the project scope, timeline, and specific goals to ensure alignment before moving forward.
Design and Development
I create wireframes and design the website’s user interface, focusing on user experience and visual appeal. After approval, I proceed with the development phase, building the website with responsive design, custom features, and optimized performance.