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Software Development & Marketing Agency

Engineering
Scalable Software
Digital Marketing

We engineer high-performance Websites, intuitive Mobile Applications, and custom Enterprise Software — powered by high-converting Social Media Marketing and E-Commerce Platform Marketing across Amazon, Flipkart & D2C.

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Our Core Capabilities & Services
Website Development Application Development Custom Software Social Media Marketing E-Commerce Platform Marketing
4.9×
Average ROAS Lift
Performance Marketing
99.9%
Software Uptime
Sub-850ms Response
100+
Delivered Projects
Web, App & Software
4.9×
Avg. ROAS
99.9%
Uptime
100+
Projects
100+
Projects & Apps Delivered
₹45Cr+
Client Revenue Driven
99.9%
System Uptime & SLA
98%
Client Retention Rate
Technologies & Growth Platforms We Master
React & Next.js
Flutter & iOS/Android
Node.js & Python Cloud
Shopify Plus & D2C
Meta Ads (FB & Insta)
Google Ads & PMax
Amazon Advertising
Flipkart Marketplace
AWS Cloud & PostgreSQL
React & Next.js
Flutter & iOS/Android
Node.js & Python Cloud
Shopify Plus & D2C
Meta Ads (FB & Insta)
Google Ads & PMax
Amazon Advertising
The 4-Step Engineering & Growth Blueprint

How We Drive Digital &
Market Leadership

Our battle-tested methodology combining agile software development, modern UI/UX design, and data-driven marketing to scale modern businesses.

01. Discovery & Architecture

In-depth analysis of your business workflows, technical requirements, target audience, and marketing funnel gaps.

02. Agile Engineering & Strategy

Custom UI/UX wireframing, scalable database/API architecture, and high-impact social & marketplace marketing roadmap.

03. Build, Test & Launch

Production deployment of high-speed websites/software, mobile app store launch, and multi-channel ad campaigns.

04. Scale & Managed Support

Continuous performance monitoring, 24/7 technical maintenance, ROAS optimization, and compounding business scale.

Five Core Pillars of Excellence

Software Development &
High-Growth Marketing Services

From modern responsive websites, mobile applications, and custom enterprise software to ROI-focused social media marketing and multi-channel e-commerce marketplace scaling.

Service 01

Website Development

High-Speed Next.js & React Web

Modern headless architectures, React, Next.js, and high-performance websites engineered for sub-second page loads and seamless browsing.

D2C E-Commerce & Shopify Plus

Custom-built online stores, Shopify Plus integrations, and conversion-optimized storefronts with 1-click frictionless checkout.

Responsive UI/UX & Core Web Vitals

100% mobile-first responsive design, interactive micro-animations, semantic SEO architecture, and enterprise cloud hosting.

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High-Speed Web Engine Sub-850ms Speed
Next.js & React Frontend
Sub-850ms Speed
Shopify Plus & Headless D2C
3.9% Avg. CVR
Core Web Vitals 100/100
SEO Optimized
< 850ms
Store Response Time
99.9%
Uptime SLA Guarantee
Service 02

Application Development

iOS & Android Mobile Apps

Cross-platform mobile applications engineered with Flutter and React Native for buttery smooth 60fps native performance.

In-App Commerce & Real-Time Features

Integrated payment gateways, push notifications, user onboarding flows, real-time live tracking, and personalized dashboards.

Scalable Backend & Cloud APIs

Secure RESTful and GraphQL API services, microservices architecture, and cloud database synchronization for high concurrency.

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Mobile App Engine iOS & Android Active
Flutter & React Native App
60 FPS Smooth
Push Alerts & Fast Checkout
+42% Retention
Secure Cloud API Backend
<15ms Latency
4.9★
App Store Rating
100%
Native User Experience
Service 03

Custom Software Development

ERP & Multi-Channel Automation

Custom-built enterprise software for inventory synchronization, automated billing, invoicing, and supply chain tracking.

Custom CRM & Workflow Pipelines

Centralized customer relationship portals, automated lead assignment, ticket resolution, and internal team dashboards.

Cloud Infrastructure & Custom APIs

High-concurrency database architecture, webhook automations, encrypted data backups, and 99.99% system availability.

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Enterprise Software Suite 99.99% Cloud Uptime
Automated ERP & Invoicing
Instant Sync
Multi-Tenant CRM Engine
Automated Flow
Encrypted Cloud Architecture
Zero Data Loss
100%
Automated Flow
24/7
SLA Cloud Reliability
Service 04

Social Media Marketing (SMM)

High-ROAS Meta Ads (Facebook & Instagram)

Data-driven paid ad strategies, Advantage+ shopping setups, custom retargeting funnels, and precision audience scaling.

Viral Reels & Creative Production

High-retention short-form video concepts, lifestyle banners, scroll-stopping ad creatives, and high-impact brand storytelling.

Organic Growth & Influencer UGC

Strategic 360° social media handling, active community management, influencer collaborations, and organic follower growth.

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SMM & Social Ads Engine High ROAS Lift
Meta Advantage+ Campaigns
5.2× Blended ROAS
Viral Reels & Motion Design
1M+ Monthly Reach
Influencer Creator UGC
High Trust Lift
5.2×
Avg. Meta ROAS
+320%
Engagement Growth
Service 05

E-Commerce Platform Marketing

Amazon Sponsored Ads & DSP Campaigns

Precision Sponsored Products, Brands, and Video ads engineered to capture #1 search rankings and cut ACoS.

Flipkart PCA & Marketplace Growth

Targeted Product Contextual Ads, event promotions, bid management, and buy-box optimization across top marketplaces.

Listing SEO & A+ Catalog Optimization

High-converting A+/EBC content, keyword-rich indexing, high-res graphic infocards, and listing conversion rate audits.

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Marketplace Ad Engine -46% ACoS Cut
Amazon Sponsored Ads & FBA
99.8% Buy Box
Flipkart PCA & Marketplace Ads
-46% ACoS Cut
A+ EBC & SEO Optimization
Top 1% Rank
₹45Cr+
Marketplace GMV
-46%
Lower ACoS
Leadership & Core Team

Meet The Minds Behind
Kinex Sphere

A dedicated, multidisciplinary team of software architects, full-stack engineers, performance marketers, and e-commerce strategists driving digital growth.

Anitesh Roy

Anitesh Roy

Project Manager

Driving seamless project execution, team synchronization, and client success from vision to reality.

Sukhdev Goswami

Sukhdev Goswami

Senior Developer

Building robust, high-performance web applications and scalable enterprise digital infrastructure.

Saikat Mondal

Saikat Mondal

AI Specialist

Empowering modern software with intelligent AI automation and data-driven insights.

Soumik Ghosh

Soumik Ghosh

Software Engineer

Crafting clean, reliable code architectures to power seamless digital user experiences.

Bikram Biswas

Bikram Biswas

Digital Marketing Specialist

Architecting high-converting marketing campaigns that compound business reach and revenue.

Riya Das

Riya Das

Video & Graphics Editor

Transforming brand narratives into captivating visual art, motion graphics, and media.

Sagnik Adhikari

Sagnik Adhikari

Marketing Manager

Developing strategic growth roadmaps to establish brand dominance and market leadership.

Jyoti Ghosh

Jyoti Ghosh

Assistant Manager

Optimizing daily operational workflows and client relations to ensure operational excellence.

Transparent Growth Packages

Tailored Growth Packages For
Every Stage of Your Business

Choose the exact engineering or marketing engine tailored to your scale — from modern website builds to monthly social media & marketplace marketing retainers and enterprise software.

Package 01 • Turnkey Build

Digital Launch & Web Dev

Startups, retail stores, or businesses needing a high-speed website, modern D2C storefront, or MVP application with seamless payment integration.

One-Time Build
₹15,000 – ₹25,000
Custom Web / Storefront Development on Next.js, React, or Shopify Plus.
Mobile-Responsive UI/UX with sub-1 second page load speed optimization.
Payment Gateway Integration (UPI, Razorpay, Stripe) & WhatsApp chat widget.
On-Page SEO & Analytics (Google Analytics 4 & Meta Pixel setup).
14 Days Post-Launch Support with complete admin handover.
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Most Popular
Package 02 • Monthly Retainer

Growth Marketing Retainer

Established brands looking for dedicated Social Media Marketing, viral reels creation, and multi-channel marketplace scaling on Amazon & Flipkart.

Monthly Retainer
₹12,000 – ₹20,000 / mo
Social Media Marketing (SMM): 12–15 high-converting Reels & posts per month with custom graphics.
Meta Ads Management: Full setup, A/B creative testing, Advantage+ shopping campaigns, and dynamic retargeting.
E-Commerce Platform Marketing: Amazon Sponsored Ads & Flipkart PCA campaign management for lowest ACoS.
Marketplace Listing SEO: Keyword optimization, backend search terms, and A+/EBC catalog enhancements.
Bi-Weekly ROAS Review: Transparent live analytics dashboard and conversion optimization calls.
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Package 03 • Enterprise Scale

Enterprise Software & Scale

High-growth enterprises requiring custom ERP/CRM software, mobile apps, and 360° multi-channel digital marketing execution.

Enterprise Solution
₹35,000 – ₹60,000 / mo
Custom Software & ERP Development: Automated multi-channel inventory sync, billing, and custom workflow pipelines.
iOS & Android Mobile App: Continuous feature development, Flutter updates, and API maintenance.
Full-Funnel Advertising: Meta Ads, Google Shopping / PMax, and in-platform marketplace PPC ads.
Dedicated Tech & Marketing Lead: Senior software architect and dedicated growth strategist.
24/7 SLA Cloud Support: Real-time database backups, zero downtime guarantee, and weekly strategic roadmapping.
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Client Testimonials

Endorsed By Founders &
Growth Leaders

"Kinex Sphere engineered our custom Next.js storefront and scaled our Meta Ads and Amazon marketing. Our monthly sales skyrocketed from ₹4L to ₹32L with an outstanding 4.9x ROAS."

RS
Rohan Singhal
Founder, UrbanLuxe Fashion

"The Shopify Plus storefront and Flutter mobile app they built are lightning-fast. Our D2C conversion rate spiked by 140%. Their software engineering and design team is truly world-class."

PK
Priya Kapoor
CEO, GlowSkin Naturals

"Their custom ERP software completely automated our multi-channel inventory across Amazon, Flipkart, and our site with zero stockouts. Plus, their social media team drove massive brand recall."

AM
Arjun Mehta
Director, SonicPro Audio
Start Your Project

Ready To Transform
Your Digital Future?

Partner with Kinex Sphere to engineer high-converting web applications, scalable software, and high-ROI marketing campaigns. Get a customized strategy roadmap within 24 hours.

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Free 30-min Strategy Review
100% Data Confidentiality