Full-Stack Web Development
Responsive products built across the interface, application layer, and data model.
- React
- Next.js
- TypeScript
- SaaS applications
- Custom business apps
Harshit ShuklaProduct-minded engineer
Full-StackDeveloper& AIEngineer
I build production-ready web applications, SaaS products, backend systems, dashboards, and AI-powered applications — from idea to deployment.
Available for freelance projectsOpen to full-time opportunities
01
const product = await build({02
interface: "Next.js",03
backend: ["Node", "FastAPI"],04
intelligence: "AI",05
});Runtime architecture01 — 05
InterfaceNext.js + TS
API layerNode / FastAPI
DataPostgreSQL
AI services
Docker → Cloud
Built for real-world use
Production SaaSFull-stack developmentBackend & APIsAI / LLM applicationsAWS & Docker
About
I build across the whole product stack.
I'm Harshit Shukla, a Computer Science graduate focused on full-stack product development and practical AI applications.
Across three internships, I've worked on production websites, booking and reservation software, automotive data dashboards, REST APIs, and cloud deployments.
My work spans React and Next.js interfaces, Node.js and FastAPI services, PostgreSQL and MongoDB data layers, plus Docker and AWS deployment workflows.
Services
What I Can Build
From idea to production — I can help design, build, and deploy your web product.
Backend & API Development
Secure application backends, integrations, and well-structured data workflows.
- Node.js
- Express
- FastAPI
- REST APIs
- JWT & RBAC
- PostgreSQL
- MongoDB
SaaS & Admin Dashboards
Operational tools that make complex data and business workflows easier to manage.
- Admin panels
- Client portals
- Role-based dashboards
- CRUD systems
- Analytics interfaces
AI & LLM Applications
Practical AI workflows connected to real application and communication systems.
- LLM integrations
- Anthropic Claude
- OpenRouter
- Agentic workflows
- Document processing
Website Development
Fast, responsive websites with clear content architecture and production-ready polish.
- Business websites
- Product websites
- Responsive UI
- SEO architecture
- Performance optimization
Deployment & DevOps
From local development to a maintainable production environment and release workflow.
- Docker
- AWS EC2/RDS
- PostgreSQL deployment
- CI/CD
- Domain & hosting setup
Selected work
Products and systems I’ve built
Production applications, internship work, and personal products spanning web, mobile, backend systems, dashboards, and AI workflows.
BrainFry
Purpose
A digital wellness product designed to reduce compulsive short-form video use on Android.
What I built
A React Native application with native Kotlin modules and Android Accessibility Service integration for OS-level blocking.
React NativeExpoTypeScriptKotlinNode.jsPostgreSQL
Key features
- YouTube Shorts and Instagram Reels blocking
- Focus sessions and screen-time analytics
- Gamified streak, wallet, and fine mechanics
- Subscription-ready product flows
My contribution
End-to-end mobile product architecture, application UI, native Android integration, and supporting backend design.
Apartment Booking & Reservation Management System
Purpose
A SaaS system for managing properties, clients, reservations, invoices, and room availability in one operational workflow.
What I built
Role-based dashboards and booking workflows backed by secure APIs and date-aware availability validation.
Next.jsTypeScriptNode.jsREST APIsPostgreSQLAWS
Key features
- Host, property, and client management
- Reservation and invoice workflows
- JWT authentication and RBAC
- Real-time room availability validation
My contribution
Full-stack architecture, 10+ REST API endpoints, frontend workflows, PostgreSQL deployment, and AWS EC2/RDS setup.
OBD Smart
Purpose
An automotive diagnostics platform for managing large technical datasets, vehicle commands, products, and uploaded records.
What I built
A data-heavy React dashboard plus Node.js services for bulk Excel uploads, structured processing, and database operations.
ReactTypeScriptNode.jsExpressPostgreSQLDocker
Key features
- 1,000+ row diagnostic data views
- Excel upload and structured processing
- Automotive command and fault-code tools
- Containerized database tooling
My contribution
Frontend dashboard development, backend APIs, upload workflows, PostgreSQL integration, and Docker Compose environments.
Cyber Shield Pro
Purpose
A production web presence for a cybersecurity and internet exposure management product.
What I built
A responsive Next.js interface with server-rendered content, integrated APIs, and production-focused performance improvements.
Next.jsReactTypeScriptSSRSSGREST APIs
Key features
- Responsive product experience
- SSR and SSG implementation
- REST API integrations
- Cross-browser production QA
My contribution
Frontend engineering, rendering strategy, API integration, Core Web Vitals work, and production release support.
Vrumo
Purpose
A doorstep vehicle-care platform connecting customers with wash, maintenance, insurance, and buy/sell services.
What I built
Customer booking experiences across web and mobile, a service backend, and an admin dashboard for bookings, users, and services.
ReactReact NativeTypeScriptFastAPIPythonREST APIs
Key features
- Service discovery and booking
- Phone and email authentication flows
- Customer mobile application
- Admin booking and service management
My contribution
Full-stack development across customer web, React Native app, FastAPI service layer, and operational dashboard.
Job Outreach Agent
Purpose
An AI-assisted workspace for turning resume context and lead research into structured, personalized outreach.
What I built
An end-to-end workflow covering resume parsing, lead discovery, email generation, delivery, follow-ups, and application tracking.
Next.jsTypeScriptClaude APIOpenRouterIMAPSMTP
Key features
- Resume parsing and lead discovery
- Personalized email generation
- IMAP/SMTP delivery and inbox checks
- Application CRM and follow-up workflows
My contribution
Product architecture, Next.js interface and APIs, LLM integration, prompt workflows, and email automation.
Homeland Investment
Purpose
A production wealth-management platform that gives administrators and investors clear, role-specific views of onboarding, portfolios, documents, and financial activity.
What I built
A full-stack rebuild across admin and client portals, preserving established workflows and database compatibility through a backend migration.
React.jsTypeScriptFastAPIPythonPostgreSQLSQLAlchemyJWTRBAC
Key features
- Role-based admin and investor experiences
- Portfolio tracking and financial analytics dashboards
- Investor onboarding and document management
- JWT authentication and granular access control
My contribution
Full-stack rebuild and system migration, focused on reliable financial workflows and a clean separation between administrator and client capabilities.
SEO Content Intelligence
Purpose
A multi-tenant content operating system that connects business strategy, keyword intelligence, SEO rules, content architecture, and governed AI workflows.
What I built
A full-stack platform with structured SEO strategy, keyword clustering, content maps, versioned briefs, a block-based editor, deterministic quality checks, and approval-gated AI actions.
Next.jsReactTypeScriptFastAPIPythonPostgreSQLSQLAlchemyGemini
Key features
- Keyword intent, clustering, and cannibalization controls
- Pillar, topic, page, and internal-link content maps
- Versioned content briefs and structured document editing
- Governed AI orchestrator with typed tools and human approval
My contribution
Product architecture and full-stack implementation across the Next.js workspace, FastAPI service layer, PostgreSQL data model, SEO algorithms, AI tooling, authorization, and automated tests.
Experience
Production work, not practice projects.
Full-time product engineering and production internships across SaaS, cybersecurity, and automotive software.
01
Pajasa Stay Solutions Pvt. Ltd.
Associate Software Developer (Full-Time)
Building a multi-tenant apartment booking, reservation, and billing platform across Host, Admin, and Client roles.
- Architected the multi-tenant SaaS backend and secure JWT-based role access.
- Engineered idempotent room-availability logic to prevent double bookings under concurrent requests.
- Integrated a UPI payment gateway with dynamic QR codes.
- Scaled the backend on AWS EC2 with PostgreSQL on AWS RDS.
- Delivered the responsive booking interface with React, TypeScript, and Tailwind CSS.
02
Aaizel International Technologies Pvt. Ltd.
Full Stack Web Developer Intern
Delivered production web applications for Aaizel Tech and Cyber Shield Pro using modern React and Next.js architecture.
- Built live applications with Next.js, React, TypeScript, SSR, and SSG.
- Optimized performance, accessibility, and cross-browser compatibility across production deployments.
- Integrated REST APIs with cross-functional teams to deliver end-to-end frontend solutions.
03
OBDSmart
Full Stack Developer Intern (3rd Employee)
Worked as an early engineer on an automotive diagnostics platform, spanning the admin dashboard, backend APIs, and delivery infrastructure.
- Architected a React admin dashboard managing 1,000+ real-time diagnostic records.
- Engineered Node.js and Express APIs for bulk Excel ingestion into PostgreSQL.
- Automated environment provisioning with GitHub Actions CI/CD, reducing setup to approximately five minutes.
- Implemented API-level rate limiting to support growth from 0 to 500+ users.
Technical toolkit
The stack behind the work
Technologies used across the production applications, internships, and products shown above.
Frontend
Backend
AI
Databases
Cloud & DevOps
Languages & Tools
Problem solving
Data Structures & Algorithms
C++ · Striver's A2Z DSA Sheet · 250+ problems solved
Working together
Why Work With Me?
A product-minded engineering approach grounded in production work across frontend, backend, data, and deployment.
Production experience
Full-stack ownership
Modern TypeScript stack
Backend & API development
SaaS architecture
AI & LLM development
Database experience
Cloud & deployment
Responsive, performance-focused UI
End-to-end development
Process
How I Work
A clear path from the first conversation to a stable production release.
- 01
Understand
Understand the business, users, requirements, and goals.
- 02
Plan
Define architecture, technology, features, and milestones.
- 03
Build
Develop the frontend, backend, database, and integrations.
- 04
Deploy & Support
Deploy the application and provide post-launch improvements.
Credentials
Education & certifications
Full Stack Web Development
100xDevs by Harkirat Singh
Complete DevOps
100xDevs by Harkirat Singh
B.Tech Computer Science
Lovely Professional University
Contact
Have a project in mind?
Tell me what you're building. I'll help you turn the idea into a production-ready product.
Best for
Product builds, APIs, dashboards, AI workflows, and engineering roles.
Based in
Lucknow, India · Available remotely