Senior Software Engineer

Senior Software Engineer | Remote, United States | Pax8 Design the future of intelligent cloud commerce at Pax8 as a Senior Engineer, leading mission-critical systems that shape how our platform evolves across the United States and beyond.

This is not a traditional senior engineering position. As a Senior Engineer, you'll operate at the intersection of architecture, platform evolution, AI-enabled engineering, and business impact. You'll shape foundational systems that influence multiple products, teams, and strategic initiatives across Pax
8. You'll have the autonomy to solve complex technical challenges, define engineering standards, and help guide how AI and intelligent automation are responsibly integrated into our technology ecosystem. At Pax8, we're embracing the AI era. New team members join an environment where innovation, experimentation, and continuous learning are embedded into everyday work, creating opportunities to grow alongside rapidly evolving technologies.

Pax8 is the leading cloud commerce marketplace, supporting more than 39,000 partners and connecting over 130 technology vendors with hundreds of thousands of businesses worldwide. Our culture combines ambition, innovation, and collaboration, creating an environment where talented people can make a meaningful impact while growing their careers. Learn more about our culture, mission, and community at:  

• Lead the architecture and evolution of business-critical platform services that power experiences across multiple teams and products
• Design resilient, scalable systems with a deep understanding of long-term platform strategy, interoperability, and organizational impact
• Anticipate operational risks and proactively build safeguards that prevent issues before they reach production environments
• Use data and outcomes to continuously assess whether engineering investments are creating meaningful value and adjust direction accordingly
• Guide complex technical transitions, platform modernizations, and migration programs while minimizing disruption for dependent systems
• Produce high-quality architectural guidance, technical standards, and reference designs that help elevate engineering practices across the company
• Establish operational, reliability, security, and AI governance standards for systems with broad organizational influence
• Mentor and influence engineers across teams, helping raise technical judgment, architectural thinking, and engineering excellence
• Drive responsible adoption of AI-enabled engineering approaches, ensuring quality, safety, reliability, and business value remain at the forefront

The decisions you make will influence far more than a single application or team. You'll help shape the technical foundation that supports Pax8's marketplace, engineering organization, and future growth. Your work will improve platform reliability, accelerate innovation, strengthen engineering standards, and create lasting value for our partners, vendors, and customers around the world.

We're seeking an engineer with substantial experience designing and evolving large-scale distributed systems whose impact extends across organizational boundaries. You will bring:

• Advanced expertise in software architecture and systems design
• Proven ability to evaluate complex technical trade-offs involving scalability, reliability, cost, latency, and maintainability
• Demonstrated success designing platforms and services that support multiple teams and business functions
• Extensive experience identifying and mitigating systemic risks before they become operational issues
• Strong technical communication skills with a history of creating influential architectural documentation and engineering standards
• Proven ability to drive technical alignment and influence decisions across multiple stakeholder groups
• Deep understanding of AI capabilities, limitations, governance, and responsible implementation practices
• Advanced proficiency using AI-powered tools to accelerate software development while maintaining quality and security standards
• Experience reviewing, validating, and governing AI-assisted engineering solutions
• Strong understanding of platform reliability, observability, security, and operational excellence
• Experience leading large-scale modernization initiatives and technical migrations
• Knowledge of agentic workflows, orchestration patterns, and AI-native software development approaches
• Demonstrated success…