About this role

Perform corrective and evolutionary maintenance of the internal ITSM platform, ensuring availability and performance.
Create and maintain integrations between the ITSM system and other corporate services.
Maintain and evolve backend services developed in PHP (including possible legacy code) and Node.js.
Build stable, secure, and well-documented REST APIs.
Read, understand and modernize legacy code while preserving business rules (common in ITSM platforms).
Design, query, optimize and maintain the MySQL database.
Create stored procedures, indexes, performance analyses and tuning.
Ensure transactional consistency and integrity of the application.
Make adjustments and fixes to existing screens (HTML, CSS, JS, jQuery or lightweight frameworks).
Contribute to small UX improvements across platform modules.

2–4 years of experience in backend or full stack development.
Proven experience with PHP, Node.js and MySQL (maintenance and evolution).
Preferably prior experience in environments following ITIL / ITSM processes.
PHP (OOP) — maintenance and development of services, APIs and modules.
Node.js — REST APIs, integrations and asynchronous services.
MySQL / MariaDB — queries, modeling, tuning, indexes.
Experience with Git, version control and basic CI/CD pipelines.
Knowledge of web application architecture and engineering best practices.
Solid understanding of system integrations (REST, logging, token/JWT authentication).

Mid-level Full Stack Developer, PHP, Node.js, MySQL – ITSM Platform Maintenance

Key skills