Available for Freelance Projects & AI Integrations

Architecting AI-Powered & High-Performance Web Solutions.

Hi, I'm Satish Patil — a Freelance Full-Stack Developer & Former Tech Lead. I help startups, founders, and businesses engineer fast, scalable web apps, custom SaaS MVPs, and smart AI Tool workflows.

Estimate Project Scope Explore Technical Offerings

Next.js & React SpecialistAI Tools & LLM IntegrationFull-Stack SaaS ArchitectureSupabase & Firebase MasterTailwind CSS & Modern UI/UX

Years Experience

15+

Web Solutions Delivered

99/100

Core Web Vitals

100%

Client Satisfaction

Capabilities & Offerings

Executive Technical Offerings & Engineering Services.

I partner directly with founders and teams to design, engineer, and deploy high-performing digital products — combining AI tool workflows, full-stack architecture, and search engine dominance.

Full-Cycle Engineering Partnership

From initial architecture strategy & AI API integration to launch-ready code and Core Web Vitals 99+ optimization.

Discuss Your Scope Scope Calculator

SERVICE 01AI Integrations, LLM Pipelines & Web App Architecture

AI Tools & Full-Stack SaaS Development

Build intelligent web applications and SaaS products powered by modern AI APIs (OpenAI, Gemini), Vercel AI SDK, and custom prompt workflows. Combined with Next.js, React, Supabase, and Node.js for maximum speed and scale.

Target Fit: Founders & businesses wanting to embed AI capabilities or launch an AI SaaS MVP.

Core Deliverables:

LLM API integration (Gemini, OpenAI, Anthropic)

AI Chatbots & automated Agents

Scalable database architecture & auth setup

Modern responsive UI with clean light theme

AI IntegrationsLLM APIsNext.jsReactTypeScriptSupabaseNode.js

Inquire Service

SERVICE 02Tailored Online Storefronts & Interactive Tools

Custom E-Commerce & Product Customizers

High-converting custom e-commerce experiences featuring interactive 2D canvas product customizers (T-shirts, merchandise), inventory synchronization, and frictionless checkout flows.

Target Fit: Brands & print-on-demand businesses seeking custom selling capabilities.

Core Deliverables:

Interactive live preview product customizer

Admin panel for catalog management

Real-time inventory sync & backend

Mobile-first checkout experience

Next.jsCanvas/SVGZoho InventorySupabase StorageTailwind CSS

Inquire Service

SERVICE 03Workflow Automation & Management Dashboards

Custom CRM & Internal Business Software

Bespoke internal software solutions, valuation calculators, resource management portals, and custom CRM platforms that automate manual operations and boost productivity.

Target Fit: Growing agencies, valuation firms, & service businesses seeking efficiency.

Core Deliverables:

Role-based access control & security

Client pipeline & property dashboards

Automated document & report generator

Real-time database sync & notifications

Next.jsFirebaseSanity CMSWordPressREST & GraphQL APIs

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SERVICE 04Rank #1 on Search Engines & Speed Up Conversions

Speed, Core Web Vitals & Technical SEO Audit

Transform slow legacy websites into lightning-fast Jamstack applications. Complete technical SEO overhaul with JSON-LD structured data, meta hierarchy, and 99+ Lighthouse performance scores.

Target Fit: Businesses needing organic search traffic & ultra-fast website loading.

Core Deliverables:

Core Web Vitals LCP/CLS optimization

Comprehensive JSON-LD Schema & sitemaps

Google Analytics 4 & Tag Manager setup

Semantic HTML overhaul & WCAG accessibility

Next.js SEOSanity CMSWordPressGoogle Search ConsoleStructured Data

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Interactive Scope Tool

Project Scope & Timeline Estimator

Select your project requirements to calculate estimated turnaround and generate a custom proposal draft.

1Select Project Category

2Desired Delivery Schedule

3Key Features Required

Estimated Scope Summary

Project Type:

AI-Powered Web App / SaaS MVP

Target Timeline:

3-4 Weeks (Standard)

Included Features (2):

AI Tool & LLM Integration (Gemini/OpenAI)
User Auth & Database (Supabase/Firebase)

⚡ Direct response within 12-24 hours with exact milestone breakdown.

Career Journey & Track Record

Proven Engineering Experience

A track record of technical leadership, engineering AI-powered web applications, and delivering high-stakes client software.

MAY 2026 — PRESENTRemote / Global

Freelance Full-Stack & AI Engineer

Independent Practice

Partnering directly with founders, business owners, and agencies to engineer custom web applications, AI-powered SaaS MVPs, e-commerce customizers, and high-performance digital products.

Architecting full-stack web solutions with Next.js, React, Supabase, Tailwind CSS & AI APIs

Integrating LLM workflows (Gemini, OpenAI API) & AI Chatbots into web applications

Executing Core Web Vitals performance overhauls with sub-second page load benchmarks

Next.jsReactAI IntegrationTypeScriptSupabaseNode.jsTailwind CSSFreelance Consulting

APR 2024 — MAY 2026Pune, India

Principal Team Lead

Salt Technologies

Spearheaded a dedicated engineering team of 4 developers. Led technical design, architecture, and deployment of major client platforms including an e-commerce T-shirt customizer and an artwork crowdfunding platform.

Built interactive T-shirt customizer with live canvas preview & Zoho Inventory auto-sync

Architected artwork crowdfunding campaign & fulfillment system

Mentored junior engineers and optimized sprint delivery velocities

Next.jsSupabaseZoho Inventory APINode.jsLeadershipArchitecture

APR 2023 — MAR 2024Pune, India

Associate Software Consultant

Salt Technologies

Provided client technical solutions, managed project deliverables, and led the development of a custom CRM platform for a leading Property Valuation firm.

Engineered real-time CRM with Next.js frontend and Firebase backend

Expanded expertise across SEO toolsets including Google Analytics 4, Tag Manager & Search Console

Maintained resource management tools and internal workflow software

Next.jsFirebaseTechnical SolutionsClient ManagementGoogle AnalyticsSEO

MAY 2022 — MAR 2023Pune, India

Frontend Developer

Salt Technologies

Crafted responsive user interfaces and Jamstack applications. Built static websites, headless CMS integrations with Sanity and WordPress, and reusable UI component libraries.

Integrated Sanity CMS & Headless WordPress with Next.js for client content management

Constructed reusable UI component design system

ReactNext.jsTailwind CSSSanity CMSWordPressJamstack

Proficiency & Ecosystem

Technical & AI Skill Ecosystem

A comprehensive breakdown of enterprise tools, AI APIs, frameworks, and performance benchmarks I leverage daily.

AI Tools & Workflows

LLM APIs & Prompt Systems

OpenAI API

GPT-4o & Embeddings

Gemini API

Multimodal LLM

LLM Prompt Engineering

System Prompts

AI Chatbots & Agents

RAG & Workflows

Vercel AI SDK

Streaming UI

AI Feature Integration

Production Ready

Frontend Engineering

UI Architecture & React

Next.js App Router

Server Components

React

Custom Hooks & State

TypeScript

Strict Type Safety

Tailwind CSS

Design Systems

HTML5 & CSS3

Semantic & Modern

Formik & Yup

Validation Suites

UI/UX Design Systems

Pro Max Principles

Backend & CMS

Databases & Headless APIs

Supabase

PostgreSQL & Auth

Firebase

Firestore & Security

Sanity CMS

Headless Content

WordPress

REST API Integration

Node.js & Express

REST APIs

GraphQL & REST

Data Fetching

Zoho Inventory API

ERP Automation

Performance & Strategy

SEO & Growth Benchmarks

Core Web Vitals 99+

Lighthouse Top 1%

JSON-LD Schema

Rich Search Results

Google Analytics 4

Conversion Analytics

Technical SEO

Search Dominance

Git & GitHub

CI/CD & Workflows

Client Delivery

On-Time Guarantee

Client Collaboration Blueprint

A Transparent 4-Step Delivery Process

Predictable milestones, transparent updates, and rapid execution from kickoff to launch.

01Day 1-2

Discovery & Strategy Call

We align on your business goals, target users, technical constraints, and desired features to define exact project scope.

02Week 1

Architecture & UI Design

I craft clean database schemas, API contracts, and sleek responsive UI component specs using UI/UX Pro Max principles.

03Weeks 2-3

Rapid Sprint Development

Iterative production coding using Next.js, Supabase & Tailwind. Weekly interactive progress demos and async updates.

04Week 4

SEO, QA & Production Launch

Comprehensive testing, Core Web Vitals 99+ optimization, JSON-LD Schema integration, domain deployment, and handoff.

My Freelance Work Guarantee

High standards for every project I take on.

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Direct Communication

No middle managers. You talk directly with the engineer building your code.

Production Quality Code

Clean TypeScript, zero bloated dependencies, and scalable architecture.

100% On-Time Delivery

Milestones defined up front with realistic turnarounds and clear expectations.

SEO & Speed Included

Built with SEO best practices and sub-second load times from Day 1.

Get In Touch

Let's Build Something Extraordinary

Have a project in mind, need a full-stack developer to launch your MVP, or want to audit your web application performance? Drop me a message and let's turn your vision into reality.

Direct Email

satish@sppatil.dev

LinkedIn Professional Direct

linkedin.com/in/satishp04

Fast Turnaround: Typically responding to serious client inquiries within 12 hours.

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