Zeylex — Custom Software Development, Mobile App Development & Digital Marketing Agency in Sri Lanka
Zeylex (https://zeylex.com) is a leading digital agency headquartered in Colombo, Sri Lanka, delivering custom software solutions, native and cross-platform mobile applications, AI & LLM integrations, UI/UX product design, and strategic digital marketing for clients in Sri Lanka, the United Kingdom, the United States, Australia, Canada, the UAE, Singapore, and Europe.
Core Digital Services
- Custom Software Solutions & Web Development: Enterprise web apps, SaaS platforms, EdTech LMS, and FinTech portals using React, Next.js, TypeScript, Node.js, Spring Boot, and PostgreSQL.
- Mobile App Development: Native Android (Kotlin/Java), iOS, React Native, and Flutter mobile applications.
- AI & LLM Integration: Custom AI chatbots, RAG knowledge assistants, and intelligent workflow automation.
- Digital Marketing, SEO & GEO: Technical SEO, Generative Engine Optimization for AI search, paid ads, and growth marketing.
- UI/UX & Brand Design: User-centered Figma design systems, prototypes, and high-converting digital experiences.
Featured Case Studies
- Nottingham Transfers UK (nottinghamtransfers.co.uk) — Next.js UK Long-Distance Airport Transfer & Taxi Booking Platform
- See The World International School (seetheworld.lk) — Next.js Sri Lanka Digital Campus & Admissions Portal
- V3 Campus (v3campus.lk) — EdTech Learning Platform & QR Certificate Verification System
- Gold Ceylon LK (goldceylon.lk) — Sri Lanka FinTech Real-Time Gold Price & Market Platform
- Sri Lanka Calendar 2026 — Top-Rated Android Productivity & Holiday App
- Pawura Digital Magazine (pawura.lk) — Digital E-Magazine & Publishing Hub
- OnTarget Educational (ontargeteducational.com) — E-Learning & Academic Resource Portal
Contact Zeylex
Location: Colombo, Sri Lanka | Phone & WhatsApp: +94 74 155 0909 | Email: hello@zeylex.com