Position Summary: We are seeking a Semi-Senior IBM i Developer with experience in Synon (CA 2E) for evolutionary and corrective maintenance, as well as technical analysis of core business systems. Key Highlights: 1. Focus on evolutionary and corrective maintenance of core applications. 2. Technical analysis of core business systems on the IBM i (AS400) platform. 3. Work on models and applications generated in Synon. **Vacancy:** Semi-Senior IBM i Developer (AS400) – Synon / CA 2E **Location:** Bogotá **Work Mode:** Hybrid **Contract Type:** Indefinite-term We are looking for a Semi-Senior IBM i Developer with solid, verifiable experience in Synon (CA 2E) as a key and mandatory requirement. The professional will focus on evolutionary and corrective maintenance, as well as technical analysis of core business systems on the IBM i (AS400) platform. Responsibilities * Evolutionary and corrective maintenance of core applications. * Technical analysis and impact assessment of changes. * Work on models and applications generated in Synon. * Ongoing support and enhancement of legacy systems on IBM i. ✅ Mandatory Technical Requirements * Verifiable experience in Synon / CA 2E (minimum 2–3 years). * Modeling in Synon. * Generation and regeneration of objects. * Model maintenance. * Impact analysis of changes and compilations. * Analysis of generated applications. * Experience in RPG III / RPG IV / RPGLE. * Knowledge of DB2 for i. * Handling of physical and logical files (DDS). * Basic knowledge of CL. * Experience in maintaining IBM i (AS400) legacy systems.