Principal Software Engineer, GO Payments

Team: IT

Location: US

Commitment: Full-time

Workplace Type: remote

Accountabilities:

• Lead the architecture, design, development, testing, and delivery of complex software solutions that meet functional, performance, security, and scalability requirements.
• Translate ambiguous business and product needs into practical technical strategies, plans, and production-ready implementations.
• Write high-quality, maintainable, and testable code while taking ownership of the most complex and business-critical components.
• Establish and promote technical standards, engineering best practices, coding conventions, and disciplined CI/CD practices across teams.
• Conduct architecture and code reviews as a senior peer contributor, influencing technical decisions through expertise, reasoning, and quality of execution rather than formal authority.
• Identify technical risks, dependencies, scalability concerns, and architectural challenges early and drive them toward resolution.
• Design, build, and maintain secure, PCI-compliant payment and transaction-processing systems supporting purchases across licensing, registration, and reservation platforms.
• Integrate with third-party payment gateways and processors while ensuring transaction integrity, reconciliation accuracy, resilience, and scalability.
• Partner with product, architecture, QA, DevOps, and compliance stakeholders to ensure high-quality end-to-end delivery and adherence to payment-industry regulations and security standards.
• Evaluate and adopt emerging technologies, engineering tools, and AI-assisted development practices to improve modernization, efficiency, and developer productivity.
• Mentor senior and staff-level engineers through technical guidance, design and code reviews, and hands-on example without direct management responsibility.
• Contribute across Licensing, Registrations, Reservations, Payments, and emerging product initiatives as business priorities evolve, quickly adapting to new technical domains.

Requirements:

• 10+ years of hands-on software engineering experience, including demonstrated experience setting technical direction across multiple teams or complex systems.
• Extensive fintech experience is required, with hands-on experience building, maintaining, or evolving payment and transaction-processing software.
• Strong proficiency in C# and .NET, with experience developing robust and scalable production applications.
• Front-end development experience with Angular, React, or Blazor.
• Strong knowledge of RESTful APIs, microservices, and cloud platforms such as Azure or AWS.
• Experience with relational databases including SQL Server or PostgreSQL, as well as ORMs such as Entity Framework.
• Strong understanding of DevOps practices and tools, including GitHub Actions and Azure DevOps.
• Practical knowledge of payment gateways and processors, transaction reconciliation, and PCI DSS is highly valued.
• Ability to design secure, resilient, and scalable systems while balancing technical quality, business priorities, and delivery timelines.
• Demonstrated ability to work effectively in ambiguous environments, independently identify the right problems to solve, and turn broad requirements into actionable technical solutions.
• Strong communication, technical leadership, collaboration, and mentoring skills, with the ability to influence experienced engineers without relying on formal authority.
• Experience with Docker and Kubernetes, contributions to open-source projects, or technical writing through blogs or similar platforms is a plus.
• Strong judgment around AI-assisted development, including the ability to use AI tools effectively while validating and critically reviewing their output.
• Must be a U.S. Citizen or Green Card holder and able to work within the continental United States.

Benefits:

• Compensation range of $150,000–$170,000, with final level and salary determined based on expertise, qualifications, and prior experience.
• Fully remote work within the continental United States.
• Health insurance, with some plans fully covered for the employee and discounted rates available for family members.
• Vision insurance fully covered for the employee, with discounted rates available for family members.
• Dental insurance available for purchase.
• Flexible/open paid time off, available after 30 days of continuous service.
• Nine paid holidays.
• 401(k) plan with matching contributions.
• Annual year-end performance bonuses.
• Up to eight weeks of paid parental leave.
• Company-paid life insurance.
• Company-paid long-term disability insurance.
• Free Udemy account for ongoing professional development and learning.