QuantumStack Technologies

End-to-End Digital Services

From strategy to deployment and beyond — we deliver full-cycle software services that help you grow faster and operate smarter.

Web Development

Scalable, performant web applications

We build web applications that are fast, accessible, and easy to maintain. From marketing sites to complex SaaS platforms — we handle the full stack.

  • Custom React & Next.js applications
  • RESTful & GraphQL API development
  • Progressive Web Apps (PWA)
  • Performance optimisation & Core Web Vitals
  • Authentication, RBAC, and security hardening
  • CMS integration (Sanity, Contentful, etc.)

Tech Stack

Next.jsReactNode.jsTypeScriptPostgreSQLRedis
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Mobile App Development

Native-quality cross-platform apps

We build mobile apps that feel native on iOS and Android, ship fast, and scale to millions of users. From MVP to enterprise — we cover the entire lifecycle.

  • React Native & Flutter development
  • Native iOS (Swift) & Android (Kotlin)
  • Push notifications & real-time features
  • Offline-first architecture
  • App Store & Play Store publishing
  • Analytics & crash reporting integration

Tech Stack

React NativeFlutterSwiftKotlinFirebaseExpo
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AI & Machine Learning

Intelligent systems that drive growth

From LLM integrations to custom trained models, we help businesses leverage AI to automate processes, extract insights, and build smarter products.

  • LLM integration (OpenAI, Anthropic, Gemini)
  • Retrieval Augmented Generation (RAG)
  • Custom model fine-tuning
  • Computer vision pipelines
  • NLP & sentiment analysis
  • AI-powered search and recommendations

Tech Stack

PythonTensorFlowPyTorchOpenAI APILangChainPinecone
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E-commerce Solutions

Stores that convert and scale

We build e-commerce platforms that look great, load fast, and convert visitors into customers — with the infrastructure to handle peak traffic and growth.

  • Custom Shopify theme & app development
  • Headless e-commerce with Next.js
  • Payment gateway integration (Stripe, Razorpay)
  • Inventory & order management
  • Product recommendation engines
  • Multi-currency & multi-language support

Tech Stack

ShopifyNext.jsStripeWooCommerceMedusa.jsAlgolia
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Chatbot Development

AI-powered conversations that convert

We build intelligent chatbots that handle customer support, qualify leads, and automate workflows — integrating seamlessly into your existing platforms.

  • GPT-4o powered conversational AI
  • Multi-channel deployment (Web, WhatsApp, Slack)
  • Custom knowledge base & RAG
  • Lead qualification & CRM integration
  • Multilingual support
  • Analytics dashboard & conversation logging

Tech Stack

OpenAILangChainDialogflowTwilioWhatsApp APIRasa
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Cloud & DevOps

Reliable infrastructure at any scale

We design and manage cloud infrastructure that is secure, cost-efficient, and built for scale — with automated deployments so your team ships faster.

  • AWS & GCP architecture design
  • CI/CD pipeline setup (GitHub Actions, GitLab CI)
  • Docker containerisation & Kubernetes orchestration
  • Infrastructure as Code (Terraform, Pulumi)
  • Monitoring, alerting & incident response
  • Cost optimisation & cloud audits

Tech Stack

AWSGCPDockerKubernetesTerraformGitHub Actions
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Digital Marketing

Data-driven growth for your brand

From SEO and content strategy to paid advertising and social media — we build and execute digital marketing campaigns that deliver measurable ROI and consistent brand growth.

  • Search Engine Optimisation (SEO) & technical audits
  • Google Ads & PPC campaign management
  • Meta, LinkedIn & social media advertising
  • Content marketing & copywriting
  • Email marketing & automation workflows
  • Analytics, reporting & conversion rate optimisation

Tech Stack

Google AdsMeta AdsSEMrushGoogle AnalyticsHubSpotMailchimp
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Video Editing

Cinematic edits that captivate audiences

From short-form social reels to long-form brand films, we craft visually compelling videos with professional colour grading, motion graphics, and storytelling that drives engagement.

  • Short-form content for Reels, Shorts & TikTok
  • Corporate brand films & product showcase videos
  • Motion graphics & animated text overlays
  • Professional colour grading & colour correction
  • Subtitles, captions & multi-language localisation
  • Intro / outro design & YouTube channel branding

Tech Stack

Adobe Premiere ProAfter EffectsDaVinci ResolveCapCutFinal Cut ProCanva
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Our Process

01

Discovery

We learn your business goals, target users, and technical requirements through structured workshops.

02

Design

UI/UX wireframes, system architecture design, and a detailed project plan with milestones.

03

Development

Agile sprints with weekly demos. You see real progress every week, not just at the end.

04

Launch & Support

QA, deployment, and 3 months of post-launch monitoring and support included.

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React
Next.js
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Python
AWS
PostgreSQL
TypeScript
OpenAI

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