Connect your WordPress website to any CRM, ERP, payment gateway, custom software, or cloud API. We engineer secure, high-throughput REST and GraphQL endpoints, webhook listeners, and two-way data sync pipelines.
Trusted by Leading Brands, Founders & Fast-Growing Enterprises
We eliminate manual data entry and broken third-party plugins by engineering custom, high-reliability API pipelines tailored to your architecture.
Develop custom, authenticated WordPress REST API endpoints tailored for mobile apps, external web portals, and microservices.
Automate real-time customer data, order status, and lead pipeline sync between WordPress and HubSpot, Salesforce, or Zoho.
Custom integration with Stripe, PayPal, Square, Authorize.net, or regional fintech providers for recurring billing and custom checkout.
Build resilient webhook listeners and dispatchers to trigger automated actions in Slack, Zapier, Make, n8n, or internal systems.
Resilient event-driven webhook listeners with retry queues, idempotency keys, and error logging to ensure zero data loss during traffic spikes.
Secure API gateway architectures with token encryption, HMAC signature verification, rate limiting, and RBAC access controls.
Encrypted API payloads, HMAC secret validation, and strict sanitization protect your internal databases from external vulnerabilities.
API calls are queued using WordPress Action Scheduler or Redis queues, ensuring your front-end page speed is never slowed down.
If an external service is temporarily down, our resilient retry queues automatically re-send payloads until confirmed.
We provide clean Postman collections, OpenAPI/Swagger specifications, and developer documentation for your technical team.
Engineered a bespoke WordPress wellness sanctuary website using Divi Builder with custom responsive layouts, interactive treatment menus, and high-converting service booking flows.
Architected a high-energy fitness and personal coaching platform built on WordPress and Divi Builder, featuring custom membership tier funnels, online training showcases, and lead generation.
Engineered bespoke WordPress theme customisations for Cowper Residences—a premier multi-residential real estate development in Footscray featuring luxury apartments, SOHOs, and townhouses with interactive floorplans and inquiry registration.
Designed the end-to-end UI/UX and engineered the responsive front-end for SolarPlus—featuring custom WordPress architecture, solar array design tools, CRM workflows, and automated quotation systems.
Architected a bespoke web catalog and portfolio showcase template featuring editorial typography, interactive collection filtering, responsive project showcases, and ultra-fast visual rendering.
Architected a bespoke corporate web platform and solicitor directory with sub-second critical path rendering, strict WCAG 2.1 AA accessibility, and zero layout shift.
We analyze endpoint documentation, define JSON payload contracts, authentication protocols, and error response standards.
We build custom REST/GraphQL endpoints, implement tokenized authentication, and test in isolated staging sandboxes.
We configure Action Scheduler background workers, automated retry mechanisms, and error alert telemetry.
Penetration testing against API endpoints, high-concurrency throughput testing, and full technical documentation handover.
Chad Sia specializes in building scalable backend architectures and API integrations. You work directly with an experienced engineer who understands database transactions, data security, and high-concurrency performance.
"We treat every line of code as an investment in your business speed, security, and conversion metrics."
Book an API strategy call to review your data flow requirements and receive a comprehensive technical architecture blueprint.
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