EBizCharge
Senior Software Engineer (Card Present)
Irvine, CA · Senior · Full-time
Sponsorship not specifiedDetected 19 days ago
C#Backend DevelopmentCode ReviewRESTComplianceCRMAccountingQuickBooksSAPERPCommunicationNetSuite
About the role
- EBizCharge offers its employees tremendous learning opportunities, career growth potential, and a dynamic work environment.
- Apply point-to-point encryption (P2PE) and tokenization standards correctly within device integration and transaction processing layers.
- Act as a technical resource and mentor for junior and mid-level engineers on the squad, supporting their growth through pair programming, code review feedback, and knowledge sharing.
Responsibilities
- Headquartered in Irvine, California, EBizCharge specializes in developing integrated payment solutions that facilitate electronic payment processing within ERP, CRM, Mobile, and eCommerce applications.
- Design, develop, and maintain backend services that manage communication between payment terminals and our processing infrastructure, supporting EMV chip, NFC/contactless, and magnetic stripe transaction flows.
- Own and drive EMV Level 3 certification efforts in partnership with payment networks and device vendors, coordinating test plans, managing certification tooling, and resolving certification findings.
- Build scalable, maintainable backend services using.NET and C#, adhering to established architectural patterns and contributing to their evolution.
- Implement robust retry logic, timeout handling, and graceful degradation to ensure transaction integrity even in the presence of network instability or device failures.
- Experience designing and building RESTful APIs with a focus on clarity, versioning, and reliability.
- Proven ability to build low-latency, high-reliability backend services in a payments or similarly demanding production environment.
Requirements
- Hands-on experience with EMV payment flows including chip, contactless/NFC, and magnetic stripe, ideally including direct involvement in EMV Level 3 certification processes.
- Direct experience with Clover, Stripe Terminal, Square, or similar off-the-shelf card present platforms and their developer SDKs.
- Experience with network tokenization or scheme token management in a card-present context.
Benefits
- Implement and maintain device hub capabilities including terminal provisioning, configuration management, firmware coordination, and health monitoring.
Company info
- Full-time The Company is committed to compliance with all applicable laws providing equal employment opportunities.
- This commitment applies to all persons involved in Company operations.
- The Company prohibits unlawful discrimination against any job applicant, employee, or unpaid intern by any employee of the Company, including supervisors and coworkers.
- Pay discrimination between employees of the opposite sex or between employees of another race or ethnicity performing substantially similar work, as defined by the California Fair Pay Act and federal law, is prohibited.
Apply directly at EBizCharge →Create a free account for alerts like thisView EBizCharge immigration profile
This listing is sourced directly from EBizCharge's careers page and normalized into a canonical job model.