[Hiring] Senior Software Engineer @Vantaca+HOAi

Role Description

We're seeking a Senior Software Engineer to add to our Pay team to own our accelerate payment products, building and maintaining the critical systems that handle money movement between Vantaca and our payment partners. This role requires someone who can architect resilient, secure, and compliant payment systems while navigating the complexities of ACH, credit card processing, wire transfers, and payment reconciliation.

• Work directly with payment processors, banking partners, and internal stakeholders to ensure accurate, timely payment processing.
• Establish patterns and frameworks that will scale across our platform while mentoring other engineers on payment processing best practices.

Qualifications

• 8+ years of software development experience with C#, .NET Framework, and .NET Core.
• Proven experience building and maintaining payment processing systems.
• Deep understanding of payment methods: ACH, credit card processing, wire transfers.
• Experience with payment reconciliation and handling discrepancies.
• Strong understanding of payment failure handling and retry strategies.
• Experience implementing PCI DSS compliance requirements.
• Advanced SQL knowledge including T-SQL, stored procedures, and query optimization.
• Experience with payment processor APIs (Stripe, Authorize.net).
• Strong problem-solving skills with high attention to detail.
• Strong technical communication skills, both written and verbal.

Requirements

• Experience with secure credential management, tokenization, and encryption practices.
• Understanding of transactional consistency and compensation patterns.
• Experience with CI/CD pipelines and Infrastructure as Code.
• Experience with multiple payment processors and payment orchestration is preferred.
• Knowledge of payment industry standards and chargeback handling.
• Familiarity with payment fraud detection patterns.
• Experience with Agile/Scrum development methodologies.

Benefits

• Medical, Dental, and Vision benefits kick in day one.
• Unlimited PTO with a requirement for employees to take a minimum of one continuous week per year.
• 401K with Company Match.
• Remote Flexible - come to the office when needed.
• Great parental leave benefits.
• Ongoing industry and professional development trainings available to all employees.