You will get Seamless Open AI/ Chat GPT API Integration
Top Rated
Project details
With extensive experience in integrating third-party APIs, I ensure seamless and efficient integration tailored to your specific needs.
From AI services like ChatGPT to payment gateways and social media APIs, I handle a wide range of integrations.
Every project is unique. I offer customized integration solutions to fit your exact requirements.
100% satisfaction guarantee
Over 5 years of experience in API integration and web development
High-quality service with attention to detail
Dedicated support and post-delivery assistance
I understand the importance of time. I provide efficient services with quick turnaround times.
From AI services like ChatGPT to payment gateways and social media APIs, I handle a wide range of integrations.
Every project is unique. I offer customized integration solutions to fit your exact requirements.
100% satisfaction guarantee
Over 5 years of experience in API integration and web development
High-quality service with attention to detail
Dedicated support and post-delivery assistance
I understand the importance of time. I provide efficient services with quick turnaround times.
Programming Languages
JavaScript, Python, ASP.NETCoding Expertise
Cross Browser & Device Compatibility, Localization, Performance OptimizationWhat's included $300
These options are included with the project scope.
$300
- Delivery Time 4 days
- Number of Revisions 1
- Number of Pages 2
- Design Customization
- Responsive Design
- Source Code
Frequently asked questions
38 reviews
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AS
Avnish S.
Feb 17, 2026
ASP.Net - MVC Developer required for Walmart Canada Integration
SC
Scott C.
Oct 31, 2023
Windows Server .NET framework issue
Mahesh was a pleasure to work with. Very knowledgeable and efficient with my time. He followed through until completion. I then hired him for a couple more tasks right after. And would hire him again.
HS
Heather S.
Nov 15, 2021
Front End Development for E-Commerce / Marketplace
Mahesh was a pleasure to work with and I would hire him again as well as recommend him to others.
He is a good communicator, did an excellent job completing tasks on time and produced high quality work.
I look forward to working with him in the future.
Thank you Mahesh!
He is a good communicator, did an excellent job completing tasks on time and produced high quality work.
I look forward to working with him in the future.
Thank you Mahesh!
HF
Hal F.
Oct 26, 2021
DOT NET front-end developer
GA
Greg A.
Sep 27, 2021
ASP.Net MVC Developer for Marketplace Application
About Mahesh
API Integration Expert | E-commerce Systems | AI Automation
100%
Job Success
Surat, India - 8:57 am local time
I’m a Senior Full-Stack Developer, API Integration Specialist, and Automation Engineer with 10+ years of experience building scalable systems, marketplace integrations, and AI-powered automation.
I design and develop API-driven platforms, automation workflows, and backend systems that handle everything from real-time data synchronization to payments, logistics, and intelligent business automation.
From e-commerce integrations → .NET backend systems → AI automation → n8n workflows, I deliver complete, production-ready solutions that scale.
🔥 CORE EXPERTISE
🔗 API Development & Integration
• RESTful API development and GraphQL APIs
• SOAP services and microservices architecture
• Third-party API integrations and custom APIs
• Webhooks and event-driven systems
• API documentation using Swagger / OpenAPI
• API lifecycle management and deployment
🛒 E-commerce & Marketplace Integrations
• Amazon API, eBay, Shopify, Etsy, WooCommerce, BigCommerce
• Walmart API and marketplace integrations
• Product catalog and inventory synchronization
• Order management and fulfillment automation
• Seller platform automation systems
💳 Payment & Financial Integrations
• Stripe API, PayPal, Braintree, Authorize.net
• Secure payment processing systems
• Subscription and billing automation
• Payment gateway integrations
🚚 Shipping & Logistics Integration
• FedEx, UPS, USPS, DHL APIs
• Shipping automation and tracking systems
• Fulfillment workflow automation
🤖 AI Automation & Workflow Systems
• AI automation workflows and pipelines
• n8n automation and workflow orchestration
• AI agents and decision systems
• OpenAI, LangChain, RAG pipelines, prompt engineering
• AI lead generation and content automation
⚙️ Backend Development & Architecture
• .NET Core, .NET 8, C#, ASP.NET, Entity Framework
• Node.js, Python, Flask, FastAPI, PHP
• Laravel, CodeIgniter
• Scalable backend architecture and API-first systems
• Microservices and serverless architecture
🌐 Frontend Development
• Vue.js, Angular, React
• JavaScript, jQuery
• HTML5, CSS3, Bootstrap
☁️ CLOUD & DEVOPS
• AWS (EC2, S3, Lambda, RDS)
• Azure (Functions, App Services)
• Terraform and serverless architecture
• CI/CD pipelines
• GitHub, Bitbucket
🗄️ DATABASES & DATA ENGINEERING
Databases:
MySQL, PostgreSQL, MongoDB, Redis, Supabase, Firebase, DynamoDB
Data Engineering:
Apache Airflow, Kafka, Prefect, dbt
ETL pipelines, Talend, Pentaho, Airbyte, Hevo
Snowflake and BigQuery
Vector Databases:
Pinecone, Weaviate, Chroma
🔄 AUTOMATION & TOOLS
• n8n, Zapier, Make (Integromat), Pabbly
• CRM integrations (HubSpot, Zoho, Salesforce, Pipedrive, AgileCRM)
• Messaging APIs (Twilio, Plivo, TextMagic, Bandwidth)
• Marketing tools (Mailchimp, ActiveCampaign, Sendinblue)
• Scheduling tools (Calendly, Jotform, Acuity)
🔐 SECURITY & PERFORMANCE
• OAuth 2.0, JWT authentication
• API key security and access control
• Rate limiting and secure architecture
• Performance optimization and query tuning
💼 WHAT I CAN BUILD
✔ Marketplace and e-commerce platforms
✔ API-driven SaaS applications
✔ Payment and subscription systems
✔ AI-powered automation workflows
✔ CRM and marketing automation
✔ Data pipelines and analytics systems
✔ Backend systems and microservices
✔ Full-stack web applications
🏅 EXPERIENCE
• 10+ years of development experience
• 100+ API integrations delivered
• Strong expertise in system architecture and automation
• Experience across startups, SaaS, and enterprise systems
💡 WHY WORK WITH ME
✔ Deep expertise in APIs, automation, and backend systems
✔ Strong experience in e-commerce and marketplace integrations
✔ Ability to handle complex, multi-system architectures
✔ Focus on scalable, secure, and maintainable solutions
✔ Clear communication and reliable delivery
🔍 KEYWORDS (SEARCH OPTIMIZED)
API Specialist
API Integration
REST API
GraphQL
Microservices Architecture
Webhooks
E-commerce Integration
Amazon API
eBay API
Walmart API
Shopify
WooCommerce
Stripe API
PayPal API
Braintree
Authorize.net
n8n Automation
AI Automation
OpenAI
LangChain
RAG pipelines
.NET Core
C#
ASP.NET
Node.js
Python
Flask
FastAPI
Laravel
CodeIgniter
Vue.js
Angular
React
MySQL
PostgreSQL
MongoDB
Redis
AWS
Azure
ETL pipelines
Data Engineering
Automation Engineer
Full-Stack Developer
📩 LET’S BUILD YOUR SYSTEM
If you want to:
• Integrate complex APIs
• Build e-commerce or marketplace systems
• Automate workflows using AI and n8n
• Develop scalable backend or SaaS platforms
👉 Send me a message — I’ll help you design and build the right solution
Best Regards,
Mahesh
Steps for completing your project
After purchasing the project, send requirements so Mahesh can start the project.
Delivery time starts when Mahesh receives requirements from you.
Mahesh works on your project following the steps below.
Revisions may occur after the delivery date.
Discuss Your Needs
Contact me to discuss your specific requirements and project details.
Get a Quote
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