I help startups and SaaS teams build secure, scalable cloud infrastructure on AWS and Azure.
With 10+ years of experience in DevOps, DevSecOps, SRE, and cloud automation, I help teams improve deployment speed, strengthen security, and keep production systems reliable.
I specialize in:
AWS and Azure infrastructure.
Kubernetes and container platforms.
Terraform and Infrastructure as Code.
CI/CD automation.
Cloud security hardening.
Monitoring, observability, and alerting.
Production migrations and cloud modernization.
Linux administration and automation.
High availability and disaster recovery.
Cloud cost optimization.
I’ve worked on:
AI/ML and data-intensive workloads.
Healthcare and compliance-aware environments.
Enterprise Kubernetes platforms.
Multi-cloud infrastructure.
Secure production systems.
Automated deployment ecosystems.
My approach is practical, automation-first, and reliability-focused. I work well in existing production environments, solve infrastructure bottlenecks quickly, and build maintainable cloud platforms that can scale with business needs.
Certifications:
AWS Certified Solutions Architect – Associate
AWS Certified SysOps Administrator – Associate
Certified Kubernetes Administrator (CKA)
If you need someone who can own cloud infrastructure, DevOps automation, security hardening, and production reliability end to end, I’d be glad to help.
Puppet
Python
Kubernetes
Terraform
Docker
Jenkins
DevOps Engineering
CI/CD
Prometheus
Cloud Engineering
Azure DevOps
Cloud Security
Infrastructure as Code
GitHub
GitLab
Platform Migration
OpenAI API
ELK Stack
Grafana
Migration
Simranjeet S.
Hoshiarpur, India
$15/hr
5.0
33 jobs
🚀Your last developer built features. I build outcomes.
I am Simranjeet, a full-stack engineer and AI integration specialist with 7+ years of experience turning complex ideas into production-ready systems. Startups and growing teams hire me when they need someone who can think like a founder, build like an engineer, and deliver without hand-holding.
No overcomplicated solutions. No disappearing after delivery. Just clean, scalable systems that work when it matters.
Skills and Technologies:
Frontend Technologies:
- Languages: HTML5, CSS3, JavaScript, TypeScript
- Frameworks: React, Vue.js, Next.js
- CSS Frameworks: Tailwind CSS, Bootstrap, Material UI
- Mobile: React Native, Flutter
Backend Technologies:
- Languages: Node.js, Python, TypeScript
- Frameworks: Express.js, Django, Flask, FastAPI, NestJS
- API Development: RESTful APIs, GraphQL, WebSocket
- Microservices: Docker, Kubernetes, Kafka
Databases:
- SQL: MySQL, PostgreSQL, MSSQL, SQLite
- NoSQL: MongoDB, DynamoDB
- Search Engines: Elasticsearch, Solr
- Caching: Redis, Memcached
Cloud & DevOps:
- Providers: AWS, Azure, Google Cloud, DigitalOcean
- Serverless: AWS Lambda, API Gateway, Step Functions, GCP Functions, Azure Functions
- Containerization and Orchestration: Docker, Kubernetes, OpenShift, AWS ECS/EKS, GKE
- CI/CD: Jenkins, CircleCI, GitLab CI, Travis CI, Bitbucket Pipelines, GitHub Actions, Vercel
- IaC: Terraform, CloudFormation, Ansible, Puppet, Chef
- Monitoring and Logging: Prometheus, Grafana, ELK Stack, Datadog, New Relic
AI and Automation:
- AI and LLMs: OpenAI, LangChain, LangGraph, Vertex AI, Claude, Gemini
- RAG and Vector Databases: Pinecone, Weaviate, ChromaDB, FAISS
- AI Capabilities: AI Chatbots, AI Agents, NLP, TTS/STT, Image Generation, Prompt Engineering
- Automation and Workflow: n8n, Zapier, Make
Security:
- Auth and Standards: OAuth, JWT, SSL/TLS, OWASP Best Practices
- Tools: SonarQube, Snyk, Veracode
Version Control and Collaboration
- Version Control: Git, GitHub, GitLab, Bitbucket
- Project Management: Jira, Trello
What I Can Help You With:
- SaaS product development, MVP to production-ready
- AI chatbots, virtual agents, and multi-agent workflows
- RAG systems for knowledge-based assistants
- Custom AI API integrations for CRMs and enterprise tools
- Voice AI and real-time assistants
- AI-powered automation workflows with LLM decision-making
- Backend systems with complex logic and APIs
- Full-stack web apps and dashboards
- Cloud-native deployments with CI/CD and monitoring
- Rebuilding or improving platforms that are not scaling
Project Experience:
- Built AI-powered SaaS platforms for legal, HR, and sales workflows using React, Next.js, FastAPI, and Node.js
- Developed multi-agent AI workflows and autonomous agents using LangChain, LangGraph, and custom pipelines
- Built AI automation workflows using n8n, Make, and Zapier with LLM decision-making
- Implemented RAG-based solutions with vector search (Pinecone, Elasticsearch, Redis) for smart assistants
- Created real-time APIs (REST, GraphQL, WebSockets) for high-traffic applications
- Integrated voice AI pipelines using Whisper, ElevenLabs, and VAPI
- Deployed full-stack apps on AWS and GCP using Docker, CI/CD, and secure auth (JWT, OAuth)
Industries I have worked In:
- AI & SaaS, FinTech, LegalTech, Healthcare, HR Tech, EdTech, Marketplaces, Logistics, Enterprise Platforms, Automation Systems
If you are looking for a developer who can take ownership, think beyond the code, and deliver something that actually works in production, let's talk.
Send me a message with what you are trying to build or fix. I will give you an honest assessment and a clear plan to get there.
Let's build something great together.
Best regards,
Simranjeet
Full-Stack Development
Python
React
Node.js
AI Chatbot
AI Development
AI Platform
AI Agent Development
Supabase
OpenAI API
Artificial Intelligence
Machine Learning
LangChain
Claude
Gemini
AI Model Development
AI Mobile App Development
Automation
Zapier
Make.com
Sahil S.
Ahmedabad, India
$15/hr
4.9
103 jobs
🏅 Databricks BrickBuilder Partner — Bronze
🤝 Registered Member of the Anthropic Claude Partner Network
🥇 Expert-Vetted | Top 1% on Upwork | 100% Job Success | $500K+ Earned
Software engineer with 14+ years of experience and an MS from San Jose State University. Started at Broadcom and Nuance Communications in the Bay Area
I've built SaaS products across Fintech, Healthtech, and HR Tech — platforms that have contributed to $600M+ in funding and run inside companies like Nike, Goldman Sachs, Johnson & Johnson, Formula 1, and Cisco.
Most of what I build now is AI-first — RAG pipelines, agentic workflows, LLM integrations, and the data infrastructure underneath them that actually makes AI reliable in production.
🤖 AI & LLM Engineering: Claude (Anthropic), GPT-4, LangChain, LangGraph, AWS Bedrock, Pinecone, Neo4j (GraphRAG), LangSmith, Phi-3 Fine-Tuning, MCP agentic workflows, document intelligence
📊 Data Engineering & ML Ops: Databricks (Apache Spark, Delta Lake, MLflow, Unity Catalog), dbt, Azure Data Factory, Python ETL pipelines, data lakehouse architecture, batch & streaming pipelines (Kafka, RabbitMQ)
🚀 Full-Stack Development: Node.js, NestJS, Python (FastAPI, Django, Flask), React, Next.js, TypeScript
☁️ Cloud & DevOps: AWS (EC2, Lambda, SageMaker, Bedrock, Textract, Comprehend), GCP, Azure, Docker, Kubernetes, Vercel
🗄️ Databases: PostgreSQL, MongoDB, MySQL
🔐 Compliance: HIPAA, PCI DSS, multi-tenancy, RBAC, AWS Cognito
Ready to build something great? Message me — let's figure out in one conversation whether we're the right fit.
Node.js
Amazon Web Services
MongoDB
Next.js
RESTful API
React
NestJS
PostgreSQL
REST API
AI Platform
AI Chatbot
LangChain
Large Language Model
AI Agent Development
Python
SaaS Development
Retrieval Augmented Generation
OpenAI API
Vector Database
Natural Language Generation
Hiren S.
Ahmedabad, India
$10/hr
5.0
23 jobs
Full Stack Engineer | SaaS Development | Automation & Web Scraping
I build scalable SaaS applications, business websites, automation systems, and high-performance data extraction pipelines that help businesses save time, automate workflows, and make better decisions with data.
With 5+ years of hands-on experience in full-stack development and web scraping, I specialize in building production-ready systems for clients across eCommerce, real estate, travel, market research, and business intelligence.
Over the years, I have designed and developed large-scale scraping systems, custom SaaS platforms, backend architectures, APIs, workflow automation solutions, and modern business websites from scratch.
What makes me different is simple: I don’t just extract data, I build complete systems, websites, and platforms that collect, process, manage, and scale your business operations.
My expertise includes:
• Full Stack Development (MongoDB, Express.js, Angular, Node.js)
• Python Development & Automation
• Web Scraping (Scrapy, Selenium, Playwright, BeautifulSoup)
• REST API Development & Third-Party Integrations
• SaaS Platform Development
• Website Development & Redesign
• Legacy Website Migration & Modernization
• Browser Automation & Workflow Automation
• Data Pipelines & ETL Systems
• Database Design (MongoDB, PostgreSQL, MySQL)
• Server Deployment, DevOps & Performance Optimization
What I can build for you:
Custom SaaS applications
Admin dashboards and client portals
New business websites from scratch
Old website migration with modern redesign
Website modernization and performance optimization
Large-scale web scraping systems
Automated business workflows
API integrations and backend systems
Data synchronization platforms
eCommerce data extraction systems
Real-time monitoring and reporting tools
I have built custom SaaS platforms from scratch, including admin dashboards, user authentication systems, subscription workflows, analytics panels, API integrations, and large-scale scraping management systems. I also help businesses migrate outdated websites to modern tech stacks with improved UI/UX, better performance, and scalable architecture.
My scraping expertise covers platforms like Amazon, eBay, Walmart, Shopify, Airbnb, Zillow, Google Maps, LinkedIn, Instagram, and many others.
I have worked on projects involving 100K+ records, proxy rotation, anti-bot bypassing, scheduled scraping, and fully automated pipelines with structured delivery in CSV, JSON, Excel, MongoDB, and PostgreSQL.
Why clients work with me:
• Strong experience delivering complex scraping and automation systems
• Expertise in building new business websites and modernizing old ones
• Scalable full-stack architecture mindset
• Clean, maintainable, production-ready code
• Fast communication and reliable delivery
• Long-term support and continuous improvements
If you need a scalable web application, business website, automation system, or data pipeline built the right way, I’m ready to help.
NestJS
MongoDB
Node.js
Angular Material
Data Scraping
Web Crawler
Data Extraction
Microservice
Selenium WebDriver
Beautiful Soup
Flask
API Integration
Scrapy
Python
AWS Lambda
PostgreSQL
Angular
Puppeteer
REST API
React
Sandeep P.
Budaun, India
$15/hr
4.9
33 jobs
Are you looking for a highly skilled web developer to bring your vision to life? With over 2+ years of experience, I specialize in building responsive, user-friendly websites from scratch and converting Figma designs into pixel-perfect, high-performance websites.
✨ Why Choose Me?
💻 Web Development Expertise: I excel in HTML, CSS, Tailwind CSS, JavaScript, React.js, Node.js, and MongoDB, ensuring modern, scalable websites that meet your business needs.
⭐ Proven Track Record: I have consistently received 5-star reviews from satisfied clients for my attention to detail and commitment to deadlines.
🎯 Tailored Solutions: I create custom websites that are not only visually stunning but also optimized for speed, SEO-friendly, and mobile-responsive.
🚀 Conversion-Driven Design: Whether you need a website built from scratch or a Figma-to-code conversion, I ensure your site is fully aligned with your business goals and designed to convert visitors into customers.
🔧 What I Can Do For You:
🖥️ Build a website that showcases your brand and converts visitors
🎨 Turn your Figma designs into a fast, responsive site
⚙️ Add interactive features using React.js and Node.js
📈 Create clean, optimized code following industry best practices
💾 Set up backend solutions with MongoDB to manage data efficiently
🚀 Ready to get started? Let’s discuss how I can help bring your project to life and achieve your goals. Feel free to reach out, and we’ll craft a custom solution tailored just for you!
JavaScript
Web Scraping
Telegram API
Node.js
FFmpeg
Python
HTML
CSS
Google Chrome Extension
Puppeteer
Airtable
Wix
Next.js
WordPress
Bootstrap
Naresh P.
Ahmedabad, India
$10/hr
5.0
19 jobs
Full-Stack Developer
I am a self-motivated full-stack developer with a bachelor degree in Information Technology
Fast development, quality code, perfect architecture, test driven development.
I know how to bring your business idea to secure a reliable, successful web application.
---Skills-----
- Front-End Dev : HTML / CSS / JavaScript (also jQuery, LESS, Angular , React Native, React JS and Vue.js) / unit-testcase (Jest/ enzyme).
- Backend Dev: Python / Java / Python / PHP / C++ / C#
- Databases: My SQL / MongoDB / Oracle
- Mobile App Dev: Hybrid - Android/IOS
JavaScript
CSS
React
HTML
Jest
Vue.js
Angular
TypeScript
Web Development
MySQL
PHP
Laravel
MySQL Programming
Custom PHP
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