You will get OpenAI or Gemini AI API Integration for Your Web Application
Project details
Want to transform your standard web application into an intelligent, next-generation platform?
I specialize in integrating OpenAI and Gemini AI APIs into existing web ecosystems using React.js, Next.js, Node.js, PHP, and Laravel. Whether you need to inject conversational chat systems, create smart content-generation modules, or build automated document-parsing features, I engineer high-performance backend pipelines that connect your software directly to modern large language models.
⚡ Core Integration Capabilities:
API Engineering: Flawless server-side connection to OpenAI and Gemini models with secure environment handling.
Context & Token Control: Implementation of advanced token-caching strategies to significantly reduce your monthly API usage costs.
Interactive AI Interfaces: Designing slick, real-time data streaming UI components with responsive Tailwind CSS grids.
Robust Logic Layers: Building multi-turn chat memory structures, prompt fallback handlers, and stable webhook routes.
Bring cutting-edge machine learning features to your users seamlessly. Contact me today to discuss your current web stack and let's get building!
I specialize in integrating OpenAI and Gemini AI APIs into existing web ecosystems using React.js, Next.js, Node.js, PHP, and Laravel. Whether you need to inject conversational chat systems, create smart content-generation modules, or build automated document-parsing features, I engineer high-performance backend pipelines that connect your software directly to modern large language models.
⚡ Core Integration Capabilities:
API Engineering: Flawless server-side connection to OpenAI and Gemini models with secure environment handling.
Context & Token Control: Implementation of advanced token-caching strategies to significantly reduce your monthly API usage costs.
Interactive AI Interfaces: Designing slick, real-time data streaming UI components with responsive Tailwind CSS grids.
Robust Logic Layers: Building multi-turn chat memory structures, prompt fallback handlers, and stable webhook routes.
Bring cutting-edge machine learning features to your users seamlessly. Contact me today to discuss your current web stack and let's get building!
Programming Languages
JavaScript, Python, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, PSD to HTML, Performance OptimizationWhat's included
| Service Tiers |
Starter
$120
|
Standard
$350
|
Advanced
$700
|
|---|---|---|---|
| Delivery Time | 4 days | 8 days | 14 days |
Number of Revisions | 3 | 5 | Unlimited |
Number of Pages | 1 | 2 | 4 |
Design Customization | |||
Content Upload | |||
Responsive Design | |||
Source Code |
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DN
Daniel N.
May 20, 2026
Node.js & React.js Bugs, API Issues & Frontend Errors – Fast Delivery
Delivered the project on time with excellent quality and communication throughout. Highly recommended!
⭐️⭐️⭐️⭐️⭐️
⭐️⭐️⭐️⭐️⭐️
MZ
Muhammad Z.
May 11, 2026
Fix Next.js Form Bug (Wrong Data Sent to API + UI Not Updating)
Strong communication skills and high-quality output. A pleasure to work with.
About Wasam
Full Stack + AI Agent Developer | MERN, Next.js | AI SaaS & Automation
100%
Job Success
Chishtian, Pakistan - 7:17 am local time
I focus on delivering clean, maintainable code, bridging the gap between powerful Large Language Models (LLMs) and real-world business workflows. Whether it's adding predictive features or deploying autonomous agent networks, I ensure your app is optimized for performance, security, and real users.
💻 𝐖𝐡𝐚𝐭 𝐈 𝐜𝐚𝐧 𝐡𝐞𝐥𝐩 𝐲𝐨𝐮 𝐰𝐢𝐭𝐡:
• Full-stack web application development (𝐌𝐄𝐑𝐍 + 𝐍𝐞𝐱𝐭.𝐣𝐬)
• Autonomous 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭𝐬 & workflow automation (n8n, LangChain, OpenAI/Gemini APIs)
• AI-powered SaaS platforms, intelligence dashboards, and admin panels
• Tool use & Function Calling (enabling AI to read/write to your databases and APIs)
• REST/GraphQL API development and complex third-party integrations
• Secure payment gateways (𝐒𝐭𝐫𝐢𝐩𝐞 multi-tier subscriptions and webhooks)
• Authentication systems (𝐉𝐖𝐓 / Multi-Factor Authentication / secure user flows)
• Bug fixing, LLM token optimization, and scaling existing apps
⚙️ 𝐓𝐨𝐨𝐥𝐬 & 𝐖𝐨𝐫𝐤𝐟𝐥𝐨𝐰
• Git / GitHub for version control
• Vector databases & AI Orchestration tools
• Deployment on Vercel, VPS, or cloud platforms (AWS, Google Cloud)
• Clean code practices, event-driven structures, and modular architecture
🚀 𝐇𝐨𝐰 𝐈 𝐰𝐨𝐫𝐤:
• Clear communication and regular updates
• Clean, scalable, and well-structured code
• Focus on long-term maintainability and business ROI, not quick hacks
Whether you need to build an AI-driven MVP, integrate smart automation into an existing application, or develop a complete web platform, I can help you deliver a reliable solution.
𝐋𝐞𝐭’𝐬 𝐝𝐢𝐬𝐜𝐮𝐬𝐬 𝐲𝐨𝐮𝐫 𝐩𝐫𝐨𝐣𝐞𝐜𝐭.
Steps for completing your project
After purchasing the project, send requirements so Wasam can start the project.
Delivery time starts when Wasam receives requirements from you.
Wasam works on your project following the steps below.
Revisions may occur after the delivery date.
Codebase Review & Prompt Engineering
Analyzing your existing web application architecture, mapping API insertion endpoints, and designing robust system prompts to get precise, high-quality AI outputs.
Backend API Integration & Security
Developing secure backend routes to safely process OpenAI or Gemini API streams, managing environment variables, and establishing request handling to prevent crashes.