Senior Fullstack Developer (Systems & Optimization)

1. Position Summary
We are seeking a Senior Backend Developer who treats code as a craft and database performance as a science. You will be the architect of our "Internal Engine"—managing high-concurrency PHP applications, optimizing MySQL architectures on AWS RDS, and maintaining a containerized environment using Docker on Ubuntu 24.04.

This role requires a shift from a product-only mindset to a service-oriented delivery model, where building the "best version" meets "client-driven deadlines."

2. Technical Requirements (The Core Stack)
Backend & Clean Code: Mastery of PHP 8.x. Deep knowledge of SOLID, DRY, and Design Patterns to ensure 500+ APIs remain maintainable and scalable.
DB Architecture & Optimization: Advanced MySQL expertise. You must be able to: Optimize slow queries using EXPLAIN plans and advanced indexing.
Design normalized schemas for massive datasets (e.g., 37-column customer profiles).
Write Atomic Stored Procedures to prevent race conditions during high-volume promotional schemes.

DevOps & Infrastructure:
· Docker: Proficiency in containerizing microservices and managing docker-compose.
Ubuntu OS: Expert-level command-line skills (SSH, CRON, and shell scripting).
· Automation: Hands-on experience with n8n or similar workflow engines to "gatekeep" and automate complex data pipelines.
· Frontend: Proficiency in at least one modern framework (Vue.js, React, or Angular).
· CMS: Advanced WordPress development (Custom REST API endpoints and theme/plugin architecture).
· Version Control: Mastery of Git and Bitbucket (Branching strategies, conflict resolution, and code reviews).