**Job Profile: Senior Developer – AS400** **Required Technologies:** * **AS400 / IBM i** * **RPG** (RPG/ILE, RPG Free Form) * **SQL** * **CGI** (**Mandatory**) * Experience in developing, maintaining, and optimizing applications within the IBM i ecosystem. * Knowledge of service integration and handling complex data structures. **Responsibilities:** * Develop and enhance AS400 applications with a focus on performance and efficiency. * Implement functionality using **RPG ILE, Free Form, and CGI**. * Design, review, and optimize SQL queries. * Collaborate on integration, migration, or modernization projects within the IBM i environment. * Provide follow-up, maintenance, and support for existing developments. * Work autonomously in a **100% remote** environment. **Requirements:** * Minimum of **4 years** of experience in AS400 development. * Proficiency in **RPG, ILE, Free Form, and SQL**. * Demonstrable experience with **CGI (mandatory)**. * Strong analytical and problem-solving skills, as well as ability to collaborate effectively. * Availability during established business hours. **Position Conditions:** * **Work Modality:** 100% remote. * **Contract Type:** Professional services (invoiced). * **Duration:** Long-term / Fixed-term. * **Benefits:** * Monthly income: **MXN $35,000 to $40,000**. * Work flexibility within the established schedule. **Working Hours:** * **Monday to Friday** **9:00 AM – 7:00 PM** Job Type: Full-time, Project-based or Fixed-term, Probationary Period Salary: MXN $30,000.00 – $40,000.00 per month Work Location: Remote