Custom Software & SaaS Development

AI-Native Software Engineering

Your product, engineered for scale. SaaS platforms, web & mobile apps, and cloud infrastructure for Indian startups and businesses — senior engineers, global quality, Indian-market pricing.

8–12 wks
MVP to production
40–60%
Below US agency rates
100%
Code & IP ownership
The Problem

Why Software Projects Go Sideways

Off-the-shelf software doesn't fit your unique business needs
Legacy systems that are slow, insecure, and expensive to maintain
Infrastructure that can't keep up as your user base grows
Fragmented vendors for web, mobile, cloud, and backend work
Products built without AI leverage, losing ground to faster competitors

Result: slow roadmaps, rising maintenance costs, and products losing ground to faster competitors.

The Solution

How We Solve It

Full-cycle custom development from discovery to deployment, accelerated by AI-assisted engineering
Multi-tenant SaaS platforms with subscription billing, data isolation, and enterprise-grade security
High-performance web and cross-platform mobile apps built with Next.js and React Native
Cloud architecture, Infrastructure as Code, and zero-downtime CI/CD pipelines on AWS, GCP, or Azure
Phased legacy modernization to modern architectures without disrupting your business
AI embedded where it creates leverage — intelligent search, personalization, and automated workflows
What We Offer

Our Software Engineering Services

One senior team across the full product lifecycle — no fragmented vendors.

Custom Software Development

Software that fits your business exactly:

  • Internal tools, dashboards & APIs
  • Workflow systems off-the-shelf software can't match
  • Discovery-to-deployment under one roof

SaaS Product Engineering

Platforms built to sell from day one:

  • Multi-tenant architecture with data isolation
  • Subscription billing with Stripe
  • Enterprise-grade auth & security

Web & Mobile App Development

High-performance apps on every screen:

  • Next.js web apps tuned for Core Web Vitals
  • React Native & Flutter cross-platform mobile
  • Pixel-perfect, conversion-focused UI

Cloud & DevOps Engineering

Infrastructure that scales with you:

  • AWS, GCP & Azure architecture
  • Infrastructure as Code with Terraform
  • Zero-downtime CI/CD pipelines

Application Modernization

Legacy to modern, without the risk:

  • Strangler-pattern phased migrations
  • Old and new systems running in parallel
  • Zero-downtime, low-risk cutovers

Embedded AI Features

AI where it creates real leverage:

  • Intelligent search & personalization
  • Automated workflows inside your product
  • Built AI-native, not bolted on later
Our Framework

Our AI-Accelerated Delivery Framework

A proven, engineered approach to scaling results.

01

Discovery & Architecture

We map your business goals, audit existing systems, and design an architecture built for long-term scale — not just the first release.

02

Design & Prototype

Pixel-perfect UI/UX and clickable prototypes so you validate the product before a single line of production code is written.

03

AI-Accelerated Build Sprints

Production-grade development in short, transparent sprints — AI-assisted engineering lets a lean team ship at twice the pace.

04

Hardened Launch

Automated testing, security hardening, and zero-downtime CI/CD deployment to your cloud of choice.

05

Scale & Evolve

Monitoring, cloud cost optimization, and continuous iteration as your product and traffic grow.

This is how a lean senior team ships enterprise-grade software at twice the usual pace.

Ideal Client

Who This Is For

We exclusively partner where we can guarantee massive ROI.

Ideal Fit

  • Founders building a new SaaS product or MVP
  • Enterprises modernizing slow, expensive legacy systems
  • Teams tired of juggling separate web, mobile, and cloud vendors
  • US & European companies wanting offshore quality without offshore chaos
  • Products that need AI capabilities designed in, not bolted on

Not a Fit

  • You're shopping purely for the cheapest possible freelancer
  • The project is spec'd as a one-week throwaway
  • No decision-maker can join discovery and weekly demos
  • You expect a big-bang rewrite with no phased delivery
Pricing

Custom Software Development Pricing

Honest Indian-market pricing — fixed scope, weekly demos, GST invoice included:

🌎 Global · USD🇮🇳 India · INR

Launch MVP

Validate fast with a real product

Starting at

₹99,999/project

  • Core feature set, production-ready
  • Next.js web app with polished UI
  • Auth, database & cloud deployment
  • Live in 6–10 weeks
  • 30 days of post-launch support
Most Popular

SaaS Platform

Built to onboard paying customers

Starting at

₹2,49,999/project

  • Multi-tenant architecture & data isolation
  • Stripe subscription billing & admin panel
  • Web + mobile (React Native) options
  • CI/CD, automated tests & monitoring
  • Live in 3–5 months · 90 days support

Enterprise & Modernization

Legacy to modern, without downtime

Custom scope

Custom

  • Phased strangler-pattern migration
  • Dedicated senior engineering team
  • Cloud architecture & DevOps overhaul
  • SLAs, security review & compliance
  • Zero-downtime cutovers
Free discovery call & architecture reviewFixed quote within 72 hoursGST invoicing & INR payments (UPI/bank)100% code & IP ownership

Prices for the Indian market · GST extra · INR invoicing

Why Us

Why Companies Build with Brynex Labs

Senior Engineers Only

4+ years average experience — no juniors learning on your budget, no bait-and-switch after the sales call.

AI-Accelerated Sprints

AI-assisted engineering lets a lean senior team ship at twice the pace — you pay for outcomes, not headcount.

Zero Middlemen

Direct access to the engineers building your product. Decisions happen in one conversation, not three handoffs.

Fixed Scope, Respected Budget

Fixed-scope proposals with milestone billing. If a feature isn't worth building, we'll tell you before you pay for it.

Hardened for Production

Automated tests, security hardening, and zero-downtime deploys are the default — not a premium add-on.

Tools & Stack

The Tech Stack

Modern tools for robust, scalable results.

NextNext.js
ReReact
TSTypeScript
NodeNode.js
NestNestJS
PyPython
GoGo
RNReact Native
FlFlutter
TWTailwind CSS
GQLGraphQL
PGPostgreSQL
MDBMongoDB
RdRedis
PrPrisma
SbSupabase
AWSAWS
GCPGoogle Cloud
AzAzure
DkDocker
K8sKubernetes
TfTerraform
VVercel
CIGitHub Actions
StStripe
The Difference

How We're Different from Typical Dev Shops

Typical Agency
Our Approach
Junior-heavy teams behind a senior salesperson
Senior engineers from the first call to the last commit
Open-ended hourly billing
Fixed-scope proposals with milestone billing
Layers of PMs between you and the code
Direct engineer access with weekly demos
"Works on demo day", breaks in production
Automated tests, CI/CD & security hardening built in
AI bolted on as an afterthought
AI-native architecture from the first design doc
FAQ

Frequently Asked Questions

How much does custom software development cost in India?

A production-ready MVP starts at ₹99,999, full multi-tenant SaaS platforms at ₹2,49,999, and enterprise modernization is custom-scoped. You get a fixed-scope quote within 72 hours of a free discovery call — GST extra, milestone billing in INR.

What types of software do you build?

Everything from custom internal tools and APIs to multi-tenant SaaS platforms, high-performance websites, and cross-platform mobile apps — plus the cloud infrastructure that runs them.

How long does a typical project take?

A Minimum Viable Product (MVP) usually takes 6-10 weeks. Larger platforms or enterprise modernizations run 4-6+ months, delivered in increments so you see progress every sprint.

Can you modernize our existing legacy application?

Yes. We typically use the "Strangler Pattern" to migrate functionality piece-by-piece, running old and new systems in parallel for zero-downtime, low-risk migrations.

Do you work with Indian startups and SMEs?

Yes — Indian startups, D2C brands, and SMEs are a core part of our client base. We work remote-first across Bangalore, Mumbai, Delhi NCR, Pune, Hyderabad, and all of India, with calls in English or Hindi, GST invoicing, and INR payments via UPI or bank transfer.

Will I own the source code and IP?

100%. Upon project completion and final payment, all intellectual property, design assets, and source code are fully transferred to you — delivered into your own repositories from day one.

Ready to Build Production-Grade Software?

Tell us what you're building — in English or Hindi. You'll get a senior engineer's honest assessment and a fixed-scope INR quote within 72 hours.

  • A senior team shipping weekly from day one
  • Fixed-scope pricing with full IP transfer
  • Architecture built for the next 5 years, not the demo