BSA w Debit card / SQL

Job Title: BSA w Debit card / SQL

Location: BUFFALO, NY - 4 days in office, 1 day remote(Local)

Duration: 8 Months 

MOI: Skype

• Experience with debit / card processing platforms (e.g., Postilion, FIS, Fiserv, ACI, etc.) 
• Strong SQL skills (querying transaction data, validation, troubleshooting) 
• Experience with real-time transaction processing systems (authorization engines / switches)  
• Understanding of message-based integrations (ISO 8583 or similar transaction formats
• Experience analyzing end-to-end transaction flows across multiple systems 
• Knowledge of batch processing and ETL pipelines (file-based processing, reconciliation)
• Ability to trace and troubleshoot transaction issues across distributed systems 
• Experience working with APIs and system integrations 
• Familiarity with log analysis and production issue investigation Technical Skills (Preferred)
• Exposure to card management systems 
• Understanding of ATM / POS transaction routing (Visa, STAR, etc.) Familiarity with mainframe environments (CICS, TPX, batch processing) 
• Experience supporting high-availability / high-volume transaction systems 
• Exposure to fraud systems and decisioning logic (rules engines, risk scoring) 
• Experience with modernization / platform migrations (parallel runs, cutover support)