Practice Area 02 & 04 • Core Engineering

Custom Software & Web Engineering Practice.

Sub-second Next.js web applications, complex SaaS architectures, high-concurrency portals, and mission-critical digital systems.

We architect digital platforms built for scale, performance, and uncompromising visual fidelity. Combining Next.js 15 App Router, React Server Components, TypeScript, and edge-first caching, Gexart engineers web software that converts users and operates reliably under peak enterprise load.

Calculate SOW Quotation₹ / $
SLA-Backed Delivery Zero Junior Outsourcing Dedicated Senior Pods
0.28s
Average Largest Contentful Paint
Sub-second edge delivery
100/100
Google Lighthouse Performance
Zero layout shift (CLS 0.0)
99.99%
Production Application Uptime
Serverless multi-region fallback
Detailed Engineering Deliverables

What You Receive In Every Engagement.

Every practice is executed by senior architects and developers with zero junior outsourcing. All deliverables include full source code and complete IP ownership.

Frontend Architecture

Next.js 15 & React Server Components

Modern streaming SSR architecture with edge-rendered dynamic segments, incremental static regeneration (ISR), and zero-bundle-size server components for blazingly fast interaction.

Core SaaS

Enterprise Web Portals & Custom SaaS Core

Scalable multi-tenant backends, fine-grained RBAC permission matrixes, audit logs, subscription billing (Stripe / Razorpay), and interactive analytics dashboards.

Headless CMS

Headless CMS & Content Workflows

Decoupled headless WordPress, Sanity, or Strapi architectures with live preview environments, webhooks, and automated CDN cache purging.

API Engineering

High-Concurrency REST & GraphQL APIs

Type-safe tRPC, OpenAPI-documented REST, and GraphQL endpoints built on Node.js/Go with Redis caching and distributed rate-limiting.

UX Engineering

Interactive WebGL & Micro-Animations

Framer Motion and GSAP smooth animations, bespoke interactive canvas widgets, and 60fps micro-interactions tailored to luxury brand standards.

Quality Assurance

Automated Testing & End-to-End QA

Comprehensive Playwright and Vitest test suites running across GitHub Actions CI/CD pipelines to guarantee zero regression releases.

Technical Foundation

Modern Stacks Engineered For Scale.

We reject legacy bloat. Our engineering pods operate strictly on battle-tested modern primitives.

Frontend Framework
  • Next.js 15
  • React 19
  • TypeScript
  • Tailwind CSS
Animation & 3D
  • Framer Motion
  • GSAP
  • Three.js
  • Spline Runtime
Backend & Databases
  • Node.js / Bun
  • PostgreSQL
  • Supabase
  • Redis Cache
Deployment & Edge
  • Vercel Edge Network
  • AWS Amplify
  • Cloudflare Workers
  • Docker
Execution Lifecycle

Four-Phase Delivery Roadmap.

Predictable bi-weekly sprint cadences with continuous staging builds and transparent milestone gates.

Sprint 011 Week

Information Architecture & Tech Spec

Data modeling, API schema drafting, and interactive component wireframing.

Sprint 022 Weeks

Core Platform Development

Full-stack implementation, server components, database migrations, and authentication.

Sprint 031-2 Weeks

Integrations & Animation Polish

Third-party APIs, payment gateways, smooth micro-interactions, and responsive audits.

Sprint 041 Week

Lighthouse 100 & Production Go-Live

Edge caching configuration, SEO validation, security hardening, and DNS cutover.

Tailored Investment Calculator

Calculate Your Custom Software & Web Engineering Sprint.

Select the specific modules required for your organization to preview instantaneous quotation estimates in ₹ INR / $ USD and projected sprint velocity.

Quotation Calculator Tailored to Custom Software & Web Engineering

Scope & Investment Estimator

Select Specific Scope Modules:2 of 6 modules selected
01. Multi-Tenant Auth & Role-Based Permissions (RBAC)
+1w+₹45k
02. Custom Admin Dashboard & Analytics Portal
+2w+₹70k
03. Payment Gateway & Subscription Billing (Stripe/Razorpay)
+1w+₹40k
04. Headless CMS & Dynamic Content Workflow
+1w+₹40k
05. High-Concurrency REST/GraphQL Microservices
+2w+₹65k
06. Lighthouse 100 SLA & Core Web Vitals Optimization
+1w+₹35k
Deployment Velocity:
Estimated Sprint Investment
₹2,65,000/ Project SOW

Includes all code, tests, CI/CD pipeline, and 100% intellectual property ownership.

Estimated Timeline:6 Weeks (Agile)
Delivery Guarantee:SLA-Backed QA Gates
Dedicated Pod Composition:
1x Senior Next.js Architect
1x Senior Full-Stack Engineer
1x UI/Motion Specialist
1x QA Automation Engineer
Lock Quotation & Book Discovery

Direct quotation locked for 14 days • Zero obligation call

Frequently Asked Questions

Practice Insights & Architecture FAQs.

Clear answers regarding intellectual property, security boundaries, sprint cadences, and integration.

Gexart Engineering Guarantee

Ready to deploy production Custom Software & Web Engineering?

Partner with Gexart Technologies — India's premier engineering partner for autonomous systems, modern cloud backends, and bespoke enterprise platforms. Zero junior outsourcing, fixed bi-weekly sprint gates, and complete IP ownership.