**Senior Full Stack /Backend Developer** **You'll own:** * The architecture, performance, and modernization of key client systems * Core backend logic, APIs, and integrations * Technical mentoring for mid\-level developers **You should have:** * 6\+ years of experience with **PHP 7/8** and **Laravel** (or similar frameworks like Symfony, NestJS) * Deep knowledge of **SQL (MySQL/PostgreSQL)** and database optimization * Experience with **React**, **Vue**, or another modern JS framework * Strong understanding of **RESTful or GraphQL API design** * Familiarity with **Docker**, **GitHub Actions**, and **AWS** * Experience implementing **authentication, authorization, and data security** * Clear English communication and proactive collaboration skills **Bonus points for:** * Rebuilding or refactoring legacy PHP systems * FinTech, CRM, or SaaS platform experience * Exposure to microservices or event\-driven architecture Job type: Full\-time Salary: $45,000\.00 \- $90,000\.00 per month Benefits: * Salary increases Language: * English (Required) Location: * 44630, Circunvalación Américas, Jal. (Required) Work Location: On\-site