As a results-driven professional programming experience, I specialize in creating meaningful, data-driven solutions. My career spans both telecommunications and the humanitarian sector, where I've developed systems that enhance decision-making and operational efficiency.Career Highlights:- Telecommunications: Developed an in-house billing system at Sabanet FCP, managing over 400,000 concurrent users with FREERADIUS and Oracle database.- Humanitarian Sector: At the Norwegian Refugee Council, developed the "Bridge" system for efficient beneficiary data management, aiding planning and resource allocation.Technical Skills:- Databases and tools: Oracle 12c/11g/10g/9i/8i, PL/SQL, SQL PLUS, TOAD, SQL Navigator, SQL LOADER, MS SQL Server, MySQL, and Report Builder.- Performance Tuning: SQL performance tuning using Cost-Based Optimization (CBO), table functions, indexes, table partitioning, analytical functions, and materialized views.- Network Management: 7+ years developing network management software with RADIUS, TR-069, and SNMP protocols.Technical Environments:- Proficient with Red Hat, CentOS, Ubuntu, Windows, and Windows Server OS. Experienced in distributed networks, redundancy, and disaster planning.