Portfolio 2026

Sachin
Chauhan

Full-Stack Engineer · AI Systems · System Design

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Hi, I'm

Software Developer

Sachin

Chauhan

AI ArchitectFull Stack EngineerCinematic CreatorMERN Stack

4+Years Experience

20+Projects Completed

AI + Full StackSpecialist

Building cinematic digital experiences with modern web technologies & AI.

Available for freelance & full-time opportunities.

Available for work

Based in India

Available Worldwide

Sachin

Who I Am

Full Stack Engineer·AI Builder·Problem Solver·System Designer·MERN Stack·Next.js Dev·Python Dev·Microservices·Open Source·API Architect·LangChain·FastAPI·Full Stack Engineer·AI Builder·Problem Solver·System Designer·MERN Stack·Next.js Dev·Python Dev·Microservices·Open Source·API Architect·LangChain·FastAPI·

Full Stack Engineer with 4+ years of experience building scalable web and AI powered systems using MERN, Next.js, and Python. Specialized in microservices, high performance APIs, and production ready architectures with a strong focus on scalability, performance, and clean system design. Experienced across the full stack from frontend architecture to backend systems, Redis caching, async processing, and AI platforms powered by FastAPI and LangChain.

Projects

01 / 02

SaaS

ArtGenio

AI Prompt Marketplace & Creator Platform

Live Demo

Full-scale AI-powered marketplace for influencers and businesses. Features a subscription-based Creator Hub with 6 AI tools,Payment integration support for both international and domestic payments, scalable backend with MongoDB, and a complete admin dashboard for managing users, prompts, and analytics.

Next.jsMongoDBNextAuthGoogle Gemini APIRazorpayPayPal

Platform

EasyFolio

Multi-User Portfolio Platform

Live Demo

Full-stack multi-user portfolio platform enabling dynamic, database-driven portfolios with multiple themes. Role-based admin system, real-time content editing, PDF CV parsing, portfolio completion tracking.

Next.jsTypeScriptDrizzle ORMTurso (libSQL)NextAuthCloudinary

Jan 2022 - Mar 2023Full-timeDelhi, India

Kylo Apps

Software Developer

Built reusable React.js components and React Native features, reducing development time by 20% and improving UI performance across multiple modules.
Improved frontend performance using lazy loading, memoization, and code splitting.
Built and deployed full-stack MERN applications including dashboards, admin panels, and REST APIs.

React.jsReact NativeJavaScriptCSSNode.jsExpress.jsMongoDB

Mar 2023 - Jul 2025Full-timeHyderabad, India

Sellers Commerce

Full Stack Developer

Led Catalog Sync, a high-throughput data pipeline automating product ingestion from FTP to Shopify, processing 100k+ SKUs per run and reducing manual effort 80%.
Delivered microfrontend architecture via shared NPM packages across 5+ product teams, accelerating release cycles 30%.
Boosted Core Web Vitals (LCP, CLS, FID) to passing thresholds using SSR, ISR, lazy loading, code splitting, and Redis caching.
Designed RESTful APIs with Node.js; integrated Stripe payments, Shopify Storefront API, automated billing and onboarding workflows.

Next.jsReact.jsNode.jsRedisMongoDBAWSDockerStripe

Jul 2025 - May 2026Full-timeNoida, India

Hestabit Technologies

Full Stack Developer

Architected AI-powered creator platform using Node.js, React.js & FastAPI; LLM agents simulate creator tone for automated Instagram DMs, boosting engagement 40%.
Built scalable interview assessment platform with Node.js microservices and sandboxed multi-language code execution (C, C++, Java, Python).
Implemented BullMQ + Redis queue system for async job processing, cutting API response latency 60%.
Enforced platform security via JWT, RBAC, sandboxed execution environments, and real-time activity monitoring.

React.jsNode.jsFastAPIRedisBullMQMongoDBPython