You will get your MVP upgraded into a scalable, production-ready application
Top Rated
Project details
It your Fast Built MVP is breaking?
I can take your MVP and turn it into a clean, scalable, maintainable product with proper architecture, optimized performance, and production-grade standards.
I help my clients to transform their early stage MVP into a solid, professional system by:
• Redesigning architecture
• Removing technical debt
• Improving performance
• Fixing bugs and inconsistencies
• Adding proper structure, testing, and deployment pipelines
• Making the product stable, scalable, and ready for real users
Can help who built their own MVP or worked with a junior developer and now want an experienced engineer to take it to the next level.
If you are facing this then let's connect and take your MVP to Stable Version
I can take your MVP and turn it into a clean, scalable, maintainable product with proper architecture, optimized performance, and production-grade standards.
I help my clients to transform their early stage MVP into a solid, professional system by:
• Redesigning architecture
• Removing technical debt
• Improving performance
• Fixing bugs and inconsistencies
• Adding proper structure, testing, and deployment pipelines
• Making the product stable, scalable, and ready for real users
Can help who built their own MVP or worked with a junior developer and now want an experienced engineer to take it to the next level.
If you are facing this then let's connect and take your MVP to Stable Version
AI Development Type
Deep Learning, Knowledge Representation, Model Tuning, Recommendation System, Software MaintenanceAI Tools
Google AutoML, Keras, MLflow, OpenCV, PyTorchAI Development Language
PythonWhat's included
| Service Tiers |
Starter
$199
|
Standard
$349
|
Advanced
$699
|
|---|---|---|---|
| Delivery Time | 3 days | 7 days | 15 days |
Number of Revisions | 1 | 2 | 3 |
AI Model Integration | - | - | |
Detailed Code Comments | - | - | |
Knowledge Graph | - | - | - |
Model Documentation | - | - | |
Ontology | - | - | - |
Source Code | |||
Taxonomy | - | - | - |
38 reviews
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FM
Fridi M.
Jun 25, 2026
Web APP (Firebase)
PV
Patrick V.
Jun 23, 2026
Senior Frontend Engineer — Contractor
Great quality, dedicated to get things done, good team player. Definitely will rehire again.
RH
Rafael H.
Jun 22, 2026
Angular 17 Developer Needed for Operational Dashboard Development
A very good freelancer, always clear and proactive.
JL
Jess L.
May 8, 2026
Mobile app developer needed
Working with Sandip has been one of the best decisions I made for this project. He built the entire application, delivered a clean, high-quality product on time, and have continued to provide excellent long-term support and bug fixes whenever needed. Communication was always clear, they truly cared about my product’s success, and the end result exceeded my expectations. If you want someone who treats your project like it’s their own, hire him immediately. You won’t regret it.
Sandip, himself is a very friendly and kind person to work with it. It was a pleasure and I will do it again.
Sandip, himself is a very friendly and kind person to work with it. It was a pleasure and I will do it again.
AR
Anu R.
Mar 23, 2026
Capacitor app for our website
Thanks Sandip for all your help. much appreciated.
About Sandip
Full Stack Expert- React, Angular, Capacitor, Supabase, AI Development
100%
Job Success
Surat, India - 4:00 am local time
I have successfully delivered 50+ web projects and 30+ mobile applications, all built and deployed in production environments, including handling app store submissions, approvals, and rejections.
👉 What I Build 👈
I design and build scalable mobile and web platforms using React, Next.js, Node.js, Angular, Express, Capacitor, Ionic, React Native, and Python, extended with AI capabilities like chatbots, voice agents (Vapi, ElevenLabs), LLM integrations (OpenAI, Gemini, Claude), and advanced workflows using LangChain and LangGraph, including RAG pipelines, agentic systems, and intelligent automation.
I consistently help clients turn raw ideas, prototypes, and proofs of concept into production-ready MVPs using AI-assisted development tools like Claude Code, Cursor, GitHub Copilot and modern rapid-building approaches using vibe coding tools like Lovable and Replit for faster iteration and validation.
My goal with every client is complete satisfaction, achieved through technical excellence, responsive communication, and proactive suggestions.
👉 How I Work 👈
I have worked extensively on cross-platform mobile applications using Capacitor, Ionic, React, Angular, and Vue, building and scaling production apps with a strong focus on performance, maintainability, and architecture. I have modernized legacy codebases, upgraded Angular and Ionic applications, and successfully migrated Cordova projects to Capacitor for better stability and long-term scalability.
On the backend, I build stable and scalable systems using Node.js and Python, with experience across Firebase, Supabase, AWS, and GCP. I have handled real-time architectures, large datasets, and optimized infrastructure to improve performance and reduce operational costs, especially in Firebase-heavy applications.
Most of the work I deliver today involves complete product systems where mobile apps, web platforms, and admin dashboards are connected through a shared backend, including SaaS platforms, subscription-based products, and data-driven applications that require reliability and scalability from day one.
👉 AI Development & Integrations 👈
My focus is on making AI genuinely useful inside products, not just adding it as a feature.
I design AI workflows that fit into real user journeys, improving how users search and interact with data, automating repetitive tasks, and building systems that reason and respond intelligently. This includes structuring RAG pipelines, designing agent workflows, and implementing retrieval systems that work reliably at scale, with proper handling of edge cases, performance, and cost optimization.
AI that improves the product experience and reduces manual effort. That is the standard I hold myself to.
👉 Core Skills & Technologies 👈
*Frontend & Mobile Development*
✔ Angular, React, Next.js
✔ React Native (Cross-platform mobile apps)
✔ Capacitor, Ionic (Modern hybrid app development)
*Backend & APIs*
✔ Node.js (Express, NestJS), TypeScript, JavaScript
✔ Python (FastAPI, Django)
✔ REST APIs, GraphQL
*Databases & Cloud*
✔ MongoDB, MySQL, PostgreSQL
✔ Firebase (Auth, Firestore, Realtime DB, Functions, FCM)
✔ Supabase (Auth, Realtime, Storage, Edge Functions)
✔ AWS, GCP, Azure
*DevOps & Deployment*
✔ CI/CD pipelines (GitHub Actions, Bitbucket, GitLab CI)
✔ GitHub (version control, workflows, collaboration)
✔ Docker (containerization)
✔ Cloud deployments, environment management, monitoring
*AI Development*
✔ OpenAI, Gemini, Claude integrations
✔ LangChain, LangGraph (AI workflows & agents)
✔ RAG pipelines, vector search, semantic retrieval
✔ Voice AI (Vapi, ElevenLabs)
*AI Tools & Development Workflow*
✔ Cursor, GitHub Copilot, Claude Code
✔ Rapid MVP development using AI-assisted coding
✔ Code review, validation, and optimization of AI-generated code
✔ Rapid prototyping approaches (Lovable, Bolt, Replit) for faster iteration
*Mobile Platforms*
✔ iOS & Android deployment, optimization, and app store management
👉 Why Clients Work With Me 👈
- I don’t just write code, I build products that are meant to scale and survive real users
- Strong ownership from idea → MVP → production → scaling
- Balanced expertise across mobile, web, backend, and AI, so you don’t need multiple developers
- Fast execution using AI-assisted development, without compromising code quality
- Experience handling real-world issues like performance bottlenecks, Firebase & Supabase, and app store rejections
If you have an idea, MVP, or scaling issue? Send me the details. I will break down the approach, timeline, and next steps clearly.
Best,
Sandip
Steps for completing your project
After purchasing the project, send requirements so Sandip can start the project.
Delivery time starts when Sandip receives requirements from you.
Sandip works on your project following the steps below.
Revisions may occur after the delivery date.
MVP Analysis & Code Review
Will audit your current MVP, identify technical debt, performance issues, structural gaps, and areas that block scaling. You get a clear picture of what must be fixed and what can stay.
Architecture Planning
Design a clean, scalable architecture based on your product goals. This includes module separation, data structure improvements, API strategy, and long-term roadmap recommendations.