{"id":3141345,"url":"https://alion.io/job/random-trees-as400-developer-ibm-iseries-platform","title":"AS400 Developer - IBM iSeries Platform","company":{"id":3801016,"name":"Random Trees","domain":"randomtrees.com","url":"https://alion.io/company/random-trees","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["India"],"countries":["IN"],"hiring_countries":["IN"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":15000,"max_usd":35000,"period":"year","method":"role_seniority_country_cell","sample_n":69},"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Db2","optional":false}],"status":"live","first_seen_at":"2026-10-23T07:53:32Z","employer_posted_date":null,"last_verified_at":"2026-10-23T07:53:32Z","board_verified":false,"closed_at":null,"days_open":8,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":8},"description":"About the Role :\n\nWe are looking for an experienced AS400 Developer with strong expertise in RPG development on IBM i platforms and a solid understanding of supply chain operations.\n\nThe role involves developing and maintaining RPG-based applications, enhancing order fulfilment and procurement systems, integrating external applications, and modernizing legacy code while ensuring performance, reliability, and compliance.\n\nResponsibilities :\n\n- Design, develop, test, and maintain RPG-based applications on IBM i (AS/400, iSeries) platforms.\n\n- Lead enhancements and bug fixes for Supply Chain Systems (SDS), covering order fulfilment, purchase order processing, and transportation operations.\n\n- Develop and integrate web services, JSON-based interfaces, and Web APIs to connect RPG applications with external systems.\n\n- Translate business requirements into scalable, secure, and maintainable technical solutions.\n\n- Analyze, debug, and document existing RPG code to support application modernization initiatives.\n\n- Modernize legacy RPG code, including migration from RPG III to RPG IV, ILE, and Free Format where required.\n\n- Perform root cause analysis, troubleshoot production issues, and optimize application performance.\n\n- Collaborate with Product Owners, QA, and application and infrastructure teams to deliver end-to-end supply chain solutions.\n\n- Maintain technical documentation, participate in code reviews, and prepare release notes.\n\n- Ensure compliance with change management processes and PCI, PII, and SOX policies.\n\n- Provide technical guidance and mentorship to junior developers.\n\nRequirements:\n\n- 7 - 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