Software Engineer
Remotelink
Jun 2005 - Nov 2012 (7 years 6 months)
• Developed internal software to support business ops, including: ○ Custom accounting, CRM, dashboards, KPI reporting ○ Real-time billing, account admin, and customer service portals • Integrated with credit card clearinghouses to enable flexible, multi-provider payment support ○ Designed and implemented a transparent cryptographic suite for enterprise infrastructure: ○ AES 128/192/256 (ECB/CFB/CBC modes), SHA1/256/512, and HMAC in pure Java, NIST-compliant • Built a custom ORM-like database abstraction layer: ○ Enabled seamless migration from DB2 to PostgreSQL ○ Automatically parsed DDLs to generate Java source code for full CRUD support ○ Delivered significant efficiency and cost savings across the stack