Our Services
Everything You Need to Build & Scale
From websites and mobile apps to AI automation and embedded systems — we deliver end-to-end technology solutions for businesses of all sizes.
Website Development
Queryholic is the leading website development company in Chennai, India. We design and build custom, responsive, SEO-optimized, and high-performance websites for startups, small businesses, and enterprise brands worldwide. Get a free quote today.
Web Development
End-to-end full-stack web development services for modern enterprises and high-growth startups. We engineer secure, fast, and scalable web solutions using modern front-end frameworks and robust cloud architectures.
Software Development
Award-winning software development company delivering robust custom software solutions, enterprise platforms, and digital products tailored to your exact business requirements.
Custom Software Development
Tailored custom software development designed from the ground up to streamline operations, automate workflows, and accelerate growth for startups, small businesses, and enterprises.
Web Application Development
We engineer complex, data-rich SaaS platforms, cloud web apps, portals, and interactive dashboards with exceptional UX, sub-second latency, and bank-grade security.
Mobile App Development
Top mobile app development company creating high-performance iOS and Android apps with beautiful interfaces, fluid animations, and robust backend integrations.
Android App Development
We build powerful, scalable Android applications optimized for all screen sizes, tablets, and wearable devices with high performance and Google Play Store compliance.
iOS App Development
Native iOS app development for iPhone, iPad, Apple Watch, and macOS using Swift and SwiftUI, delivering pixel-perfect design and buttery smooth 120Hz animations.
React Development
Harness the power of React.js with Queryholic. We build high-speed single-page applications (SPAs), component libraries, and interactive web interfaces with clean architecture.
Next.js Development
We are Next.js specialists building ultra-fast SSR, SSG, and ISR web applications with Turbopack, App Router, Server Actions, and optimal Core Web Vitals.
Node.js Development
High-throughput Node.js microservices, RESTful APIs, real-time WebSockets, and distributed server architectures engineered for maximum concurrency and low latency.
TypeScript Development
End-to-end type-safe development across full-stack applications, eliminating runtime bugs, boosting developer velocity, and building scalable codebases.
UI UX Design
We craft intuitive, aesthetically stunning, and conversion-optimized user interfaces with comprehensive design systems, user journeys, wireframes, and interactive prototypes.
Ecommerce Development
Custom online stores, Shopify platforms, WooCommerce, and headless e-commerce architectures with secure payment gateways, inventory sync, and conversion optimization.
AI Development
Harness artificial intelligence for your business. We build custom LLM applications, generative AI workflows, computer vision models, and intelligent data pipelines.
AI Automation
Automate repetitive workflows, customer operations, document extraction, and business logic using cutting-edge AI automation pipelines and agentic systems.
AI Agent Development
We build autonomous AI agents capable of multi-step reasoning, tool execution, external API integration, and self-directed task completion for enterprise workflows.
Chatbot Development
Custom conversational AI chatbots with RAG (Retrieval-Augmented Generation) on your private company knowledge base, integrated with WhatsApp, Slack, and websites.
ERP Development
End-to-end Enterprise Resource Planning (ERP) software unifying finance, inventory, manufacturing, procurement, HR, and sales in a single real-time dashboard.
CRM Development
Boost sales, customer retention, and team productivity with a custom CRM platform tailored precisely to your sales pipeline, follow-ups, and customer touchpoints.
Landing Page Development
We build conversion-optimized, blazing-fast landing pages with persuasive copywriting, clear CTAs, and responsive design to maximize ad spend ROI.
Embedded Systems
End-to-end embedded engineering from custom PCB design to firmware development for ARM Cortex, ESP32, STM32, PIC, and AVR microcontrollers.
IoT Development
Complete IoT platforms connecting smart sensors, edge devices, and cloud dashboards with MQTT, AWS IoT Core, real-time analytics, and mobile control apps.
EV & Smart Energy
Smart technology solutions for electric vehicles, Battery Management Systems (BMS), EV charging station management, solar monitoring, and energy analytics.
Cloud & AWS Infrastructure
Cloud-native infrastructure design, AWS migration, CI/CD pipelines, Docker containerization, Kubernetes orchestration, and serverless architectures.
Startup MVP Development
Turn your startup idea into a launched, investor-ready Minimum Viable Product (MVP) in 4-6 weeks with rapid prototyping, user feedback loops, and scalable foundations.
Ready to Start Your Project?
Tell us about your requirements and get a free consultation within 24 hours.
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