You will get secure API development & third-party system integrations
Project details
š šš¶š¹š¹ šÆšš¶š¹š± šš°š®š¹š®šÆš¹š², šš²š°ššæš², š®š»š± šµš¶š“šµ-š½š²šæš³š¼šæšŗš®š»š°š² šš£šš š®š»š± ššµš¶šæš±-š½š®šæšš š¶š»šš²š“šæš®šš¶š¼š»š for SaaS platforms, mobile apps, automation systems, and enterprise applications using modern backend technologies.
I help startups, SaaS companies, and enterprises connect systems, automate workflows, and integrate external services with clean, secure, and production-ready APIs.
ā REST API Development with Node.js, NestJS & FastAPI
ā GraphQL API Design & Implementation
ā Third-Party API Integrations (Payment, CRM, SaaS tools)
ā Webhook Development & Event-Driven Systems
ā Secure Authentication (JWT, OAuth, Role-Based Access)
ā Microservices Architecture for Scalable Systems
ā Database Integration (MongoDB, PostgreSQL, Redis)
ā Real-Time APIs with WebSockets & Kafka
ā AI API Integrations (OpenAI, Claude, Gemini)
ā API Optimization, Security & Performance Tuning
ā Clean Documentation & Maintainable Code Structure
ā Production-Ready Backend Systems
I focus on building reliable integrations that connect your business tools, automate data flow, and ensure smooth communication between systems with high performance and security.
I help startups, SaaS companies, and enterprises connect systems, automate workflows, and integrate external services with clean, secure, and production-ready APIs.
ā REST API Development with Node.js, NestJS & FastAPI
ā GraphQL API Design & Implementation
ā Third-Party API Integrations (Payment, CRM, SaaS tools)
ā Webhook Development & Event-Driven Systems
ā Secure Authentication (JWT, OAuth, Role-Based Access)
ā Microservices Architecture for Scalable Systems
ā Database Integration (MongoDB, PostgreSQL, Redis)
ā Real-Time APIs with WebSockets & Kafka
ā AI API Integrations (OpenAI, Claude, Gemini)
ā API Optimization, Security & Performance Tuning
ā Clean Documentation & Maintainable Code Structure
ā Production-Ready Backend Systems
I focus on building reliable integrations that connect your business tools, automate data flow, and ensure smooth communication between systems with high performance and security.
Programming Languages
JavaScript, Python, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included $199
These options are included with the project scope.
$199
- Delivery Time 3 days
- Number of Revisions 3
2 reviews
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MM
Muhammad M.
Oct 3, 2024
Full stack developer Required for finance web application
Very impressive and professional approach with attention to detail š.
He ensure that all the bugs were fixed and no others parts of the application is affected.
Thank you Hamza.
He ensure that all the bugs were fixed and no others parts of the application is affected.
Thank you Hamza.
AD
Andy D.
Jan 24, 2024
MongoDb / Mongoose Developer
Very good backend Developer ..
About Hamza
AI Developer| Gene AI | AI Voice Agent | N8N | LLM | React | Claude
Karachi, PakistanĀ - 2:34 am local time
Worked on healthcare automation, visa processing systems, CRM workflows, AI chatbots, and enterprise platforms that helped businesses reduce manual work, automate operations, improve workflow efficiency, and scale faster with production ready solutions.
I help startups, SaaS companies, healthcare businesses, immigration agencies, and enterprises build scalable AI-powered applications, automation systems, SaaS platforms, and cloud infrastructure that improve efficiency, reduce costs, and automate operations.
I specialize in Full Stack Development, AI Engineering, Workflow Automation, SaaS Platforms, Mobile Apps, and Cloud-Native Systems with clean architecture and production-ready solutions.
ā š¦š½š²š°š¶š®š¹š¶šš²š± šš»š±ššššæš š£šæš¼š±šš°šš
ā Propellus ā Visa Automation Platform
ā Visa workflow automation
ā OCR & document verification
ā Embassy integrations
ā AI case routing agents
ā Client portal & admin dashboard
ā Mamabots ā Healthcare Automation
ā Patient management
ā Doctor scheduling
ā AI kiosks
ā Hospital integrations
ā Workflow automation
ā Rare Media Solution ā Property Management
ā Tenant & lease management
ā Payment automation
ā CRM systems
ā AI support workflows
ā šš®š°šøš²š»š± šš š½š²šæšš¶šš²
ā Node.js
ā NestJS
ā Express.js
ā FastAPI
ā Python
ā GraphQL
ā REST APIs
ā Microservices
ā WebSockets
ā Kafka
ā RabbitMQ
ā gRPC
ā ššæš¼š»šš²š»š± šš š½š²šæšš¶šš²
ā React.js
ā Next.js
ā Angular
ā TypeScript
ā Tailwind CSS
ā Material UI
ā š š¼šÆš¶š¹š² šš²šš²š¹š¼š½šŗš²š»š
ā Flutter
ā React Native
ā Firebase
ā Expo
ā Native integrations
ā App Store & Play Store deployment
ā šš / ššš šš š½š²šæšš¶šš²
ā OpenAI
ā Claude
ā Gemini
ā LangChain
ā LlamaIndex
ā CrewAI
ā MCP
ā RAG pipelines
ā Pinecone
ā Weaviate
ā ChromaDB
ā Semantic search
ā AI copilots
ā Agent orchestration
ā šŖš¼šæšøš³š¹š¼š šššš¼šŗš®šš¶š¼š»
ā n8n
ā Zapier
ā Make. com
ā HubSpot
ā Salesforce
ā Slack bots
ā CRM automations
ā Lead enrichment
ā WhatsApp & email automation
ā Webhook pipelines
ā šš²šš¢š½š & šš¹š¼šš±
ā AWS
ā GCP
ā Azure
ā Docker
ā Kubernetes
ā Terraform
ā CI/CD
ā GitHub Actions
ā Linux
ā Nginx
ā Cloud security
ā Monitoring & scaling
āšš®šš®šÆš®šš²š & š š¼š»š¶šš¼šæš¶š»š“
ā MongoDB
ā PostgreSQL
ā MySQL
ā Redis
ā ElasticSearch
ā Prometheus
ā Grafana
ā CloudWatch
ā Azure Monitor
ā š¦š²šæšš¶š°š²š š š£šæš¼šš¶š±š²
ā SaaS Development
ā AI Agent Development
ā Full Stack Applications
ā Mobile App Development
ā AI Automation
ā API Development
ā CRM Integrations
ā Cloud Infrastructure
ā DevOps Engineering
ā Real-time Applications
ā Enterprise Software Solutions
ā šš»š±ššššæš¶š²š & šš¼šŗš®š¶š»š
ā Healthcare
ā Immigration & Visa
ā Property Management
ā SaaS
ā FinTech
ā CRM & ERP
ā Automation
ā Enterprise Software
ā šŖšµš šš¹š¶š²š»šš šŖš¼šæšø šŖš¶ššµ š š²
ā Scalable architecture
ā AI-first solutions
ā Clean & maintainable code
ā Fast communication
ā Reliable delivery
ā Enterprise-level quality
ā Long-term support
If you need a reliable AI + Full Stack Engineer who can build scalable SaaS platforms, AI automation systems, cloud infrastructure, or enterprise applications that solve real business problems, send me a message and letās discuss your project.
ā šš²ššš¼šæš±š
AI Developer, Full Stack Developer, SaaS Development, Node.js, NestJS, React.js, Next.js, FastAPI, Python, AI Automation, OpenAI, Claude, Gemini, LangChain, LlamaIndex, CrewAI, MCP, RAG Pipeline, Pinecone, Weaviate, Semantic Search, AI Agents, REST API, GraphQL, Docker, Kubernetes, AWS, Azure, DevOps, Workflow Automation, n8n, Zapier, React Native, Flutter, MongoDB, PostgreSQL, Redis, Kafka, WebSockets
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