SD
Saurabh DantaniFull Stack Developer
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Next.js & React Engineering

Next.js & Full Stack Web Development Services

I engineer blazing-fast, server-rendered Next.js applications that eliminate client bloat, ace Core Web Vitals, and deliver scalable full-stack capabilities for modern businesses.

Production Capabilities Built for Enterprise Performance

Unlike generic agencies that rely on heavy templates and bloated plugins, I build lightweight, type-safe Next.js platforms designed to scale to hundreds of thousands of users.

App Router & Server Components (RSC)

Zero-bundle-overhead server rendering. We stream dynamic UI directly from edge nodes while keeping sensitive business logic and heavy libraries off client devices, achieving sub-second Largest Contentful Paint (LCP).

Programmatic SEO & Core Web Vitals

Built-in structured JSON-LD schemas, dynamic OpenGraph cards, automated sitemap generators, and 95+ Google Lighthouse scores across desktop and mobile viewports.

Strict TypeScript & Modular Systems

End-to-end type safety spanning database queries, server actions, and UI components. Clean modular architecture that prevents runtime crashes and scales cleanly with multiple contributors.

Enterprise Authentication & Multi-Tenancy

Production-ready authentication using NextAuth / Auth.js, JWT tokens, OAuth providers, and multi-tenant database isolation patterns (PostgreSQL schema or tenantId isolation).

Sub-100ms API Routes & Server Actions

Direct database mutations with built-in CSRF validation, optimistic UI state updates, and Redis caching layers for instant user feedback and resilient error boundaries.

Real-Time Sync & WebSocket Feeds

Bi-directional state sync with Socket.IO, live dashboard event streams, push notifications, and automated background jobs running on dedicated Redis queues.

What You Receive

Custom Next.js SaaS platforms and enterprise portals
High-converting marketing landing pages with Meta Pixel & CAPI
Role-based admin dashboards and customer portals (RBAC)
E-commerce storefronts with Stripe / PayPal checkout flows
REST & GraphQL API route design with Zod validation
Database architecture (PostgreSQL, Supabase, MongoDB, Prisma)
Automated CI/CD pipelines on Vercel, AWS EC2, or Docker
Automated unit & integration test suites

Transparent 4-Phase Delivery Process

No black boxes. You get complete transparency through regular staging deployments, clean commit histories, and weekly review meetings.

01

Technical Scoping & Architecture

We review user journeys, choose the optimal state and database schemas, plan RSC streaming boundaries, and establish API contracts.

02

Iterative Sprint Builds

You receive weekly staging previews. Every pull request runs through strict automated TypeScript validation and linting checks.

03

Performance & Security Hardening

Comprehensive Lighthouse audit, Core Web Vitals profiling, OWASP security sanity checks, and rate-limiting setup.

04

Production Handover & Support

Zero-downtime deployment, environment configuration, full IP/code repository transfer, and 30 days of included post-launch support.

Featured Case Study

US-Based Lead Generation CRM Platform

Architected and deployed a multi-tenant business development CRM powered by Next.js App Router, automated Playwright scraping pipelines, and PostgreSQL. Handles thousands of company leads with sub-100ms client search, role-based territory controls, and automated CSV export pipelines.

99+
Lighthouse Score
<100ms
Query Latency
100%
Code Ownership
Read Full Case Study & Architecture
Tech Stack Used
Next.js 15TypeScriptTailwind CSSPostgreSQLPlaywrightRedisDocker

Transparent Pricing & Engagement Models

Clear milestone-based proposals with no hidden fees. Choose the engagement that aligns with your timeline and roadmap.

MVP Sprint

$1,500 – $2,800
Typical timeline: 2–3 weeks

Perfect for startups and founders needing a fast, production-ready product launch.

  • Core feature set with App Router
  • User auth & database schema setup
  • Mobile-responsive Tailwind UI
  • SEO metadata & sitemap configuration
  • Deployment on Vercel or AWS
Choose MVP Sprint
Most Common

Full-Scale Platform

$3,200 – $6,500
Typical timeline: 4–7 weeks

End-to-end custom web app, multi-tenant SaaS, or complex operations platform.

  • Multi-role RBAC permissions
  • Payment gateways (Stripe/PayPal)
  • Real-time notifications & WebSockets
  • Admin analytics & export dashboards
  • Full CI/CD & staging environment
  • 30 days dedicated warranty support
Choose Full-Scale Platform

Monthly Dedicated Retainer

$2,400 / month
Typical timeline: Ongoing sprint cycles

Continuous feature engineering, performance optimization, and architectural support.

  • 20–25 hours dedicated engineering per week
  • Direct Slack/Discord communication
  • Sprint planning and priority execution
  • Code reviews & infrastructure monitoring
  • No long-term lock-in (month-to-month)
Choose Monthly Dedicated Retainer

Frequently Asked Questions

Everything you need to know about working with an independent senior engineer instead of an agency.

Why should I choose Next.js over a standard React Single Page App (SPA)?

Standard React SPAs download an empty HTML shell and rely on the browser to execute JavaScript before rendering content. This hurts initial page load speeds and search engine indexing. Next.js server-renders content on edge servers, providing instant first-contentful paint, flawless SEO indexing, and optimal Core Web Vitals.

Who owns the intellectual property and code repository?

You do. 100% of the code, git history, documentation, and infrastructure credentials are owned exclusively by you under your chosen license upon milestone completion.

Do you handle backend APIs and database architecture as well?

Yes. As a Full Stack developer with 4+ years of experience in Node.js, NestJS, and .NET Core, I design clean database schemas (PostgreSQL, MongoDB, MSSQL), write server actions, build REST/GraphQL endpoints, and configure cloud hosting.

How do we communicate throughout the development lifecycle?

We communicate via your preferred channel — Slack, Discord, Microsoft Teams, or WhatsApp — combined with weekly video check-ins and interactive staging preview URLs for hands-on testing.

Related Engineering Articles & Case Studies

Ready to Build Your Next.js Web Application?

Let's turn your product specs into a lightning-fast, production-grade platform. Available worldwide for contract and milestone builds.

Start Your Project