Sierra IT Group Co., Ltd.

Sierra IT Group is a web design and development agency in Bangkok, Thailand. We build custom websites, ecommerce platforms and web applications for businesses across Thailand and internationally. Our in-house team covers the full stack — from custom WordPress and WooCommerce builds to React, Next.js, Magento, Shopify, Laravel and cloud infrastructure.

We work across hospitality, healthcare, fintech, real estate, F&B and fashion. Services include website design and development, ecommerce development, frontend development, managed cloud hosting, security audits, PCI-DSS compliance, hotel PMS systems and cloud POS solutions. Fixed pricing on every project. No freelancers, no outsourcing. Direct access to the developers and designers doing the work. Based in Bangkok since 2018, serving clients in Thailand and globally.