Mid-Level Software Engineer - Payment Processing Systems

About the Role

We're hiring a Mid-Level Software Engineer - Payment Processing Systems to join our innovative team at Aurora Payments. This Software Engineer remote position offers an exciting opportunity to work with cutting-edge technologies in the FinTech industry. You will play a crucial role in architecting, building, and maintaining critical payment processing systems that empower thousands of businesses across the United States.

What You'll Do

• Build scalable payment processing systems using .NET/C# that handle high-volume, mission-critical transactions.
• Design and implement CQRS (Command Query Responsibility Segregation) patterns for event-driven payment workflows and real-time data synchronization.
• Develop and maintain payment processor integrations with major payment processors like Stripe and Worldpay.
• Build robust RESTful APIs and event-driven microservices that power our payment solutions for ISVs and software platforms.
• Integrate AI/ML capabilities into payment systems for fraud detection and intelligent routing.
• Work on real-time transaction processing with a focus on reliability, security, performance, and data consistency.
• Implement PCI-compliant systems ensuring the highest standards of data security and regulatory compliance.
• Troubleshoot and resolve technical issues in production payment systems at scale.

Requirements

• 3-5+ years of professional software development experience with .NET/C# in production environments.
• Fintech or payments industry experience, with deep knowledge of payment processor integrations.
• Experience implementing CQRS and event sourcing patterns in production systems.
• Hands-on experience with Google Cloud Platform (GCP).
• Experience working with modern AI/ML technologies.
• Understanding of payment processing workflows including authorization, capture, and refunds is a plus.
• Experience in designing and building RESTful APIs and event-driven microservices.
• Basic knowledge of PCI-DSS compliance and secure payment data handling is a plus.

Nice to Have

• Experience with CockroachDB and Postgres for globally distributed data storage.
• ASP.NET Core and SignalR experience for building real-time applications.
• Background in fraud detection systems or risk management platforms.
• Knowledge of network tokenization and 3DS authentication is a plus.
• Experience with observability tools like Datadog.
• Understanding of OAuth 2.0 and API security best practices.

What We Offer

• Competitive salary ranging from $120,000 to $140,000 annually.
• Fully remote work environment with flexible hours.
• Opportunity to work on high-impact projects that help small businesses thrive.
• Access to cutting-edge technologies and tools.
• Professional development opportunities in a growing company.