UNSEEN TECH.
UNMATCHED POWER.
We architect and ship production-grade digital products — from blazing-fast Next.js websites and custom LMS academies to dual offline & online ERP systems, mobile applications, and intelligent AI automation. Zero templates. Zero bloat.
Web & Cloud Platforms
SUB-1.2S LCPNext.js 16, React 19, TypeScript, Node.js, Python, Go, Cloudflare Workers & AWS
Mobile & PWA Engineering
NATIVE SPEEDCross-platform iOS & Android apps, offline-ready PWAs, push messaging & biometric auth
Dual Offline/Online ERPs
100% RESILIENTLocal network zero-lag SQLite engine paired with real-time multi-branch PostgreSQL cloud sync
AI Agents & Automation
INTELLIGENTCustom LLM tool servers (MCP), PDF & invoice OCR pipelines, automated customer workflows
Five things,
built properly.
Every build is written from source — no templates, no page builders. Prices below are starting points; scope decides the rest.
Custom Websites
From LKR 25,000High-speed Next.js builds. Zero templates.
LMS & Academy Platforms
From LKR 60,000Course systems with automated PayHere billing.
E-Commerce Stores
From LKR 60,000Online stores engineered to convert.
ERP & POS Systems
From LKR 60,000Billing and stock that run offline or in the cloud.
AI Agents & Automation
Custom scopingDocument parsers, assistants and internal tooling.
Something else in mind?
Proprietary software, hardware integrations or multi-tenant SaaS — scoped with an NDA, fixed milestones and full source-code ownership.
Talk to an engineerSELECTED PRODUCTION WORK.
ENGINEERED FOR REAL BUSINESSES.
Kouki International
Leading Japanese language school and visa portal featuring course catalogs, online student LMS, level testing quizzes, and Japanese-to-Sri Lanka educational pathways.
ISLAND+94
Bespoke tourism and private journey experience platform featuring signature collection explorers, custom trip designers, and an international enquiry funnel.
Snap Magic Photobooths
High-converting photo booth hire booking platform engineered with dynamic package pricing, customer enquiry funnels, and local Australian SEO dominance.
Sahasara Studio ERP
Local network ERP & point-of-sale system managing photo print orders, employee PIN security, thermal invoicing, and offline databases with zero internet dependency.
WHY MODERN FOUNDERS
CHOOSE BATSTACK ENGINEERING
We don't resell off-the-shelf templates or charge monthly seat fees. Here is how custom engineering compares against traditional agency alternatives.
| Core Feature / Metric | BATSTACK STUDIO | Traditional Agency | WordPress / Wix |
|---|---|---|---|
| Page Speed & Core Web Vitals | Sub-1.2s (98+ Lighthouse) | 3.5s – 6.0s (Bloated JS) | 4.0s – 8.0s (Plugin lag) |
| Code Architecture & Customization | 100% Handcrafted Next.js & TS | Reused Agency Boilerplates | Locked Visual Drag-and-Drop |
| ERP & Billing Reliability | Dual Mode: 100% Offline + Cloud Sync | Requires active internet connection | Complex plugin stacks |
| Monthly Software Licensing Fees | LKR 0 / month (Zero Royalties) | Ongoing monthly retainer lock-ins | LKR 5k–25k/mo plugin subscriptions |
| AEO & GEO Search Optimization | Built-in JSON-LD + llms.txt for AI | Basic Google Meta Tags only | Generic auto-generated tags |
| Source Code & Database Ownership | 100% Client-Owned (Zero Lock-in) | Proprietary Agency CMS Lock-in | Rented on closed cloud platforms |
Ready to Upgrade to High-Performance Code?
Get transparent, milestone-driven pricing with 1-Year Free Hosting, Domain, and 1-Year Warranty included.
LOCAL ENGINEERING HQ.
WORLDWIDE 24/7 SPRINT DELIVERY.
Headquartered in Gampaha, Western Province, Sri Lanka, operating as a dedicated engineering extension for founders across Australia, the UK, the US, and Asia.
READY TO BUILD SOMETHING EXCEPTIONAL?
Whether you need a sub-second Next.js web application, a custom LMS platform, a dual offline/online ERP system, or an AI workflow — speak directly with lead engineering today.
BATSTACK (PVT) LTD is an elite digital solutions and software engineering studio headquartered in Gampaha, Western Province, Sri Lanka. We engineer custom Next.js web applications, proprietary LMS platforms with PayHere integration, dual offline & online ERP business systems, e-commerce stores, and AI agents for clients in Sri Lanka, Australia, the UK, the US, Dubai, and Singapore.