Top Rated Plus Full-Stack Developer with $300K+ earned on Upwork and AWS Certified Solutions Architect credentials.
I help startups and enterprise teams build scalable web, desktop, and AI-enabled products using React, Node.js, Python, and Electron.
My work is end to end. I can take a product from scoping and architecture through frontend development, backend services, API design, database modeling, desktop packaging, cloud deployment, and post-launch optimization. Whether you need a SaaS platform, an internal operations tool, an Electron desktop application, or an AI-assisted workflow, I focus on building systems that are fast, reliable, and maintainable in production.
Technically, I build modern React and Next.js interfaces, robust Node.js and Python backends, and cross-platform Electron apps for Windows, macOS, and Linux. I also integrate practical AI features where they create real business value: assistant workflows, document processing, OCR, summarization, retrieval, automation, internal copilots, and LLM-enabled product features tied to actual business processes.
My development workflow is AI-assisted, but not AI-dependent. I use tools such as Claude, Copilot, Cursor, and other LLM-based workflows to accelerate research, scaffolding, testing, debugging, and iteration. The key difference is oversight: architecture, security, performance, code quality, and business logic stay under experienced engineering review. Clients get faster delivery without ending up with fragile generated code.
Clients usually bring me in when they need one person who can connect product thinking with execution. I am comfortable with greenfield builds, rapid MVPs, rescue work on existing codebases, performance optimization, refactoring, and scaling products that have already reached real users. Clear communication, clean architecture, and dependable delivery are a core part of how I work.
If you need a senior engineer who can deliver React, Node.js, Python, Electron, and AI features in one coherent stack, I’d be glad to discuss your goals and the fastest path to a stable release. Let’s build something durable.
𝐀𝐈 𝐎𝐩𝐞𝐫𝐚𝐭𝐢𝐨𝐧𝐬 𝐃𝐞𝐬𝐤𝐭𝐨𝐩 𝐂𝐨𝐧𝐬𝐨𝐥𝐞 | 𝐄𝐥𝐞𝐜𝐭𝐫𝐨𝐧 + 𝐀𝐈 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 + 𝐂𝐫𝐨𝐬𝐬-𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦
Built a high-performance Electron desktop app using React, Node.js, and Python for AI-assisted workflows, task automation, and secure local execution. Optimized for scalability, low-latency operations, and seamless deployment across Windows and macOS.
𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐒𝐚𝐚𝐒 𝐃𝐚𝐬𝐡𝐛𝐨𝐚𝐫𝐝 𝐰𝐢𝐭𝐡 𝐀𝐈 𝐀𝐬𝐬𝐢𝐬𝐭𝐚𝐧𝐭 | 𝐑𝐞𝐚𝐜𝐭, 𝐍𝐨𝐝𝐞.𝐣𝐬, 𝐏𝐲𝐭𝐡𝐨𝐧
Developed a scalable SaaS platform with React frontend, Node.js backend, and Python services, featuring embedded AI assistant workflows for support, semantic search, and internal knowledge access. Delivered secure APIs, modular architecture, and production-ready cloud deployment.
𝐅𝐚𝐬𝐭𝐀𝐏𝐈 𝐖𝐨𝐫𝐤𝐟𝐥𝐨𝐰 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 | 𝐏𝐲𝐭𝐡𝐨𝐧, 𝐑𝐞𝐚𝐜𝐭, 𝐀𝐏𝐈 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬
Engineered a FastAPI-based automation platform with React UI and Node.js microservices for background processing. Built robust API integrations, reporting modules, and scalable workflows designed for startup agility and enterprise-grade expansion.
𝐎𝐟𝐟𝐥𝐢𝐧𝐞-𝐅𝐢𝐫𝐬𝐭 𝐄𝐥𝐞𝐜𝐭𝐫𝐨𝐧 𝐏𝐎𝐒 𝐒𝐲𝐬𝐭𝐞𝐦 | 𝐋𝐨𝐜𝐚𝐥 𝐒𝐲𝐧𝐜 + 𝐂𝐫𝐨𝐬𝐬-𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 𝐃𝐞𝐬𝐤𝐭𝐨𝐩
Created a reliable Electron POS application with React UI, Node.js services, and offline-first data architecture. Implemented local storage, sync mechanisms, and cross-platform compatibility to ensure uninterrupted operations in low-connectivity environments.
𝐋𝐋𝐌-𝐏𝐨𝐰𝐞𝐫𝐞𝐝 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭 𝐒𝐞𝐚𝐫𝐜𝐡 & 𝐑𝐞𝐭𝐫𝐢𝐞𝐯𝐚𝐥 | 𝐑𝐀𝐆, 𝐀𝐈, 𝐏𝐲𝐭𝐡𝐨𝐧
Built an AI-powered document intelligence system using React, Node.js, and Python, enabling ingestion, semantic search, summarization, and assistant-style querying. Focused on real-world business workflows with scalable Retrieval-Augmented Generation (RAG) architecture.
𝐄𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞 𝐖𝐨𝐫𝐤𝐟𝐥𝐨𝐰 & 𝐑𝐞𝐩𝐨𝐫𝐭𝐢𝐧𝐠 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 | 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 + 𝐂𝐥𝐨𝐮𝐝 + 𝐑𝐁𝐀𝐂
Delivered a full-stack enterprise system with React, Node.js, Python, and cloud-native deployment. Designed complex workflows, advanced reporting, and role-based access control (RBAC), ensuring maintainability, performance, and seamless integrations.
JavaScript
React
Node.js
Java
Electron
Artificial Intelligence
MongoDB
MERN Stack
ExpressJS
REST API
RESTful API
Docker
GitHub
CI/CD
Amazon Web Services
Ganesh V.
Pune, India
$35/hr
4.8
67 jobs
⚡ If your system needs to scale, stay secure, and actually work under real-world pressure I’m the person you bring in.
I’m a Senior Full Stack Architect with 10+ years of experience designing and building enterprise-grade platforms, microservices ecosystems, and AI-powered applications.
I don’t just build features I design systems that don’t break.
💼 What I Help You Achieve
Most clients come to me when they face:
• A system that’s slowing down or failing at scale
• Poor architecture decisions causing long-term issues
• Need to integrate AI into real business workflows
• Backend that works… but isn’t reliable or secure
• A product that needs to go from MVP → production properly
👉 I fix these by building clean, scalable, and production-ready systems from the ground up (or improving existing ones).
🧠 My Core Expertise
🔹 Backend & Architecture (My Strongest Area)
• Java (Spring Boot, Spring Security, JPA, Hibernate)
• Microservices & event-driven systems
• API design & system integrations
• Performance optimization & reliability engineering
🔹 Full Stack Development
• Angular, React, Next.js
• Scalable frontend architecture
• Clean, maintainable UI systems
🔹 AI Integration (Where I Add Extra Value)
• OpenAI, LangChain, LlamaIndex
• RAG pipelines & semantic search
• AI agents & workflow automation
• Document intelligence systems
👉 I don’t just add AI I integrate it in a way that actually improves business outcomes.
☁️ Cloud & DevOps
• AWS architecture & deployment
• Docker & CI/CD pipelines
• Scalable, distributed systems
🏆 Proven Track Record
✔ 100+ systems delivered (enterprise + startups)
✔ 15,000+ hours of real-world development
✔ Long-term client relationships & repeat work
💡 How I Work (This Is Why Clients Stay)
• I think in architecture, not just code
• I focus on long-term scalability, not quick hacks
• I communicate clearly — no confusion, no guessing
• I take ownership from planning → deployment
• I build systems that are easy to maintain and extend
🎯 When You Should Hire Me
✅ You need a serious engineer, not just a coder
✅ Your system must be stable, secure, and scalable
✅ You want to integrate AI properly (not just hype)
✅ You care about long-term quality over shortcuts
🚫 Not a Good Fit If
❌ You’re looking for the cheapest option
❌ You need quick fixes without proper architecture
❌ You don’t value clean, maintainable code
🚀 Let’s Build Something That Lasts
If you’re building a product where performance, scalability, and reliability actually matter Send me a message with your project details.
I’ll quickly tell you the best way to approach it.
Java
Desktop Application
Software
Web Development
Mobile App Development
Front-End Development
Back-End Development Framework
Back-End Development
Front-End Development Framework
Full-Stack Development
Healthcare
Website
Software Development
Kotlin
React Native
AI Bot
LLM Prompt Engineering
Artificial Intelligence
Machine Learning
Flutter
Yogesh K.
Pune, India
$20/hr
5.0
43 jobs
⚡ TOP-RATED PLUS ⚡ 2000+ HOURS WORKED ⚡ 100% SUCCESS RATE ⚡ AMAZON SELLER CENTRAL AUTOMATION EXPERT ⚡ AMAZON VENDOR CENTRAL AUTOMATION EXPERT ⚡ AMAZON SELLING PARTNER API (SP API) EXPERT
Full stack developer with strong experience in Java, JavaFX, Scala, Spring, Hibernate, and Spring boot.Professional and academic background in architecting and building Multi-Tenant Software as a Service.
Over the last 10 years, I have worked on a variety of projects including websites/Web applications(UI/UX), Enterprise applications, SAAS and Cloud, Microservices, and Mobile Applications.
My skill sets are:
* Languages:
Java, Scala, Node JS, SQL, C, CSS, HTML, JavaScript, PHP
* Frameworks
Scala, SpringBoot, Bootstrap, Hibernate, Hadoop, Spring, Angular, React
* Libraries/APIs Java Collections, jQuery UI, jQuery, JAX-RS, Google Gson, JavaMail, Amazon API, Selenium, HTMLUnit, Angular, React
* Databases:
- Relational: Mysql, PostgreSQL, Oracle, DB2;
- NoSQL: Redis, MongoDB;
I am enjoying working with small businesses and individual decision-makers to provide architectural and custom business solutions that help my clients resolve mission-critical problems, grow their businesses, and improve their revenue stream and profitability.
JavaFX
Java
AngularJS
Spring Boot
Node.js
Python
MySQL
MongoDB
PHP
Amazon Seller Central
Flutter
React
Amazon Web Services
Stripe API
AI Agent Development
Ajit K.
Pune, India
$30/hr
4.8
24 jobs
Having over 14 years of experience in designing and developing applications based on Java technology stack, working as a full stack developer. I am mostly working in BFS domain though I am open to explore any specific domain area.
My technical skill sets include Core Java, Spring / Springboot, Hibernate, Web services ( SOAP / REST), Microservices, AWS, Azure, Bootstrap CSS, Angular JS, Oracle, MySQL.
JavaScript
Spring Framework
Hibernate
Java
AngularJS
Spring Boot
RESTful API
Jakarta EE
API
Core Java
Software Architecture & Design
Hrishikesh Y.
Pune, India
$15/hr
5.0
1 jobs
Senior Angular Front-End Developer | UI Specialist | TypeScript | 6+ Years Experience
🌐 Portfolio: hrishikeshyadav.me
I help businesses turn designs into fast, responsive, and high-converting web applications.
✔ Pixel-perfect Figma to Angular/React conversion
✔ Build scalable, clean, maintainable code
✔ Improve website speed & performance (up to 40%)
✔ Fix UI bugs, responsiveness issues & SEO structure
💼 What I can do for you:
- Convert Figma / XD / PSD to Angular or React
- Build responsive, mobile-friendly UI
- Optimize website speed & performance
- Fix layout/UI issues quickly
- Create reusable components for faster development
⚡ Why choose me?
- 5+ years real experience (as per your resume :contentReference[oaicite:2]{index=2})
- Fast delivery & clear communication
- Clean, scalable code
- 100% client satisfaction focus
🚀 Have a project in mind? Let’s discuss!
Fast replies • Quality work • Reliable support
Angular
JavaScript
TypeScript
React
Front-End Development
HTML5
CSS 3
Figma
UI/UX Prototyping
Responsive Design
SEO Setup & Configuration
Bootstrap
Tailwind CSS
SEO Audit
Pranav K.
Pune, India
$20/hr
5.0
4 jobs
#DevOps Engineer | Full Stack Developer | AWS Cloud Specialist
Hi, I’m Pranav Kulkarni a DevOps Engineer and Full Stack Developer with hands-on experience building, deploying, and scaling production-ready applications on AWS cloud infrastructure.
I specialize in creating reliable, secure, and high-performance systems using modern DevOps practices, cloud-native technologies, and scalable full-stack architectures.
#DevOps & Cloud Engineering (Primary Expertise)
##AWS Cloud
* EC2, S3, VPC, Route 53
* ALB, Auto Scaling
* ECS, EKS, Kubernetes
* Lambda, CloudWatch
* IAM, Security & Networking
### CI/CD & Automation
* GitHub Actions
* Automated deployment pipelines
* Infrastructure automation
* Zero-downtime deployments
### Containers & Infrastructure
* Docker & Kubernetes
* Microservices architecture
* Nginx reverse proxy
* Linux server management
* Load balancing & scaling
### Monitoring & Reliability
* Prometheus & Grafana
* Logging & alerting systems
* Performance optimization
* High availability architecture
* Fault-tolerant deployments
---
# Full Stack Development
### Frontend
* React.js
* Next.js
* Tailwind CSS
* Responsive UI/UX
### Backend
* Node.js
* Express.js
* FastAPI
* REST APIs
* Authentication systems
### Databases & ORM
* PostgreSQL
* MongoDB
* Prisma ORM
### Advanced Systems
* Real-time applications
* WebRTC & streaming systems
* AI integrations using Python & FastAPI
* Automation platforms & scalable backend systems
---
# Why Clients Work With Me
✅ Real Production Experience
Built and deployed scalable applications on AWS with monitoring, security, and automation.
✅ End-to-End Development
From frontend interfaces to backend APIs, cloud deployment, CI/CD, and infrastructure management.
✅ DevOps Mindset
I don’t just develop applications — I make them scalable, reliable, maintainable, and production-ready.
✅ Performance & Reliability Focus
Experience improving uptime, reducing latency, optimizing infrastructure cost, and building fault-tolerant systems.
✅ Fast & Startup-Oriented Execution
Comfortable shipping MVPs quickly while keeping systems scalable for growth.
---
# What I Can Help You With
* Deploy applications on AWS (EC2, ECS, EKS)
* Dockerize and scale applications
* Set up CI/CD pipelines using GitHub Actions
* Configure Kubernetes environments
* Monitoring setup with Prometheus & Grafana
* Build full-stack web applications
* Create scalable backend APIs with FastAPI & Node.js
* Optimize cloud infrastructure cost and performance
* Set up secure production environments
---
⭐ Worked with clients on production deployments, scalable systems, and cloud infrastructure projects focused on reliability, performance, and automation.
If you're looking for someone who can handle both development and infrastructure while delivering production-ready solutions, let’s connect.
𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀:
Full Stack Development, Full Stack Engineer, Frontend Development, Backend Development, Web Development, React Developer, Angular Developer, Next.js Expert, TailwindCSS Developer, JavaScript Expert, TypeScript Developer, Node.js Developer, Express.js Developer, Nest.js Developer, Microservices Architecture, WebSocket Implementation, RESTful APIs, GraphQL Specialist, SQL Server, MongoDB Expert, PostgreSQL Developer, MySQL Database, Firebase Integration, AWS Lambda, EC2 Specialist, Docker Expert, Kubernetes Professional, Azure DevOps, CI/CD Pipelines, GitHub Automation, Responsive Design, SASS/LESS Styling, Webpack Configuration, Highcharts Integration, API Development, Server-Side Rendering (SSR), Apollo Server, JWT Authentication, Docker Containerization, Cross-Browser Compatibility.
TypeScript
Full-Stack Development
Docker
CI/CD
Kubernetes
Amazon ECS
Web Development
React
PostgreSQL
Postman
AWS CloudFormation
Cloud Services
AWS Fargate
Amazon S3
Amazon EC2
Next.js
Vercel
FastAPI
NGINX
Deployment Automation
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