07/15/2026 updated
100 % available
Developer AS400 RPG ILE COBOL especialist FREE SQL CL COBOL
Caracas, Venezuela
Only remote
Superior Universitario TecnologĂa InformĂĄticaAbout me
Senior IBM i (AS400/iSeries) Analyst & Developer with 30+ years of experience. Expert in critical system optimization, RPG (Free-Form, ILE), and SQL/DB2 databases. Focused on delivering reliable, high-quality remote software solutions and database auditing.
Os/400 Operating SystemData AnalysisIBM System ICOBOL (Programming Language)Data EntryDB2 SQLFinance SoftwaresIBM RPG (Programming Language)Screen DesignsSQL DatabasesSystem Administration
Senior Systems Analyst & IBM i (AS400) Developer (30+ Years of Experience)
Over three decades of professional experience designing, developing, maintaining, and optimizing critical core business systems and transactional applications. Deep expertise in the legacy and modern IBM i (AS400/iSeries) ecosystem. Proven ability to work in remote, hybrid, and on-premise environments for major banking institutions, telecommunications giants, and consumer goods companies across Latin America.
Key Technical Competencies:Programming Languages: Advanced RPG (Free-Form, ILE, RPG III, RPG IV), Control Language (CL), and COBOL.
Databases: Design, management, and tuning of IBM DB2, including physical/logical files and complex Embedded SQL queries.
System Optimization: De-bottlenecking and parallelizing heavy batch processing runs to significantly reduce nightly processing windows.
Process Control: Legacy code auditing, software testing management, and structured technical documentation (AN, DP, SP, OP).
Highlighted Professional Projects:ASNET (American Smart Systems & Networks) | Remote Project Engineer Supported critical banking and telecom integration projects for CLARO and BANCOLOMBIA. Specialized in batch execution speed optimizations, log-parameterized file debugging, and system integration testing.
Banesco / Consorcio Credicard C.A. | Senior TI Developer & Analyst Dedicated over a decade to optimizing transaction and card processing modules (MasterCard/VISA). Led technical developments for major financial system transitions, including transactional validation and monetary reconversion protocols.
Madosa-Mabe / VIASA / Empresas Polar | Systems Consultant & Project Leader Implanted, customized, and maintained massive automated Payroll and Human Resources systems (ADAM software) on AS400 platforms at a national scale. Developed complex logical systems to control and calculate labor trusts and contractual union payrolls.
Methodology and Approach:Highly analytical professional with a background in systems engineering, data consistency, and risk prevention. I actively incorporate modern AI tools to accelerate documentation, analyze legacy codebases, and deliver pristine technical results. Focused on operational continuity, data security, and robust problem-solving.Experience
Professional experience10+ years
Freelancer since2020
Languages
EnglishGoodSpanishNative speaker
Project history
Remote Project Engineer Supported critical banking and telecom integration projects for CLARO and BANCOLOMBIA. Specialized in batch execution speed optimizations, log-parameterized file debugging, and system integration testing.