Principal Backend Engineer Jobs

Lead the architecture and hands-on engineering to transform ClickUp’s real-time collaboration platforms for millions of concurrent users, focusing on scalability, low-latency, and operational excellence.

Senior technical leader sought to shape architecture, drive system-wide engineering initiatives, and elevate platform reliability and scalability at Ro, a rapidly growing telehealth company.

Experienced Principal Software Engineer needed to lead and implement scalable full-stack solutions (TypeScript/Angular, GraphQL, Java/Python) while mentoring team members and shaping product functionality.

Lead Freemodel's backend as a hands-on Principal Engineer, owning Go services on AWS, guiding a small team, and using AI tools to ship faster and smarter.

Palo Alto Networks is hiring a Principal Software Engineer to lead backend Java development and operationalize ML-driven cloud DLP services for high-scale distributed systems.

Lead backend platform development for Cortex, building scalable, production-grade services with Go/Python and cloud-native architectures to protect customers at scale.

Senior backend engineer role at Palo Alto Networks to build scalable cloud-native SaaS security services using Python/Go and modern data and orchestration technologies.

United Field Services is hiring a Senior Software Architect to define and own the platform’s architecture, eliminate conflicting logic, and lead the system redesign for stability, scalability, and AI readiness.

Inclusive & Diverse

Customer-Centric

Mission Driven

Fast-Paced

Growth & Learning

Transparent & Candid

Diversity of Opinions

Work/Life Harmony

Medical Insurance

Dental Insurance

Vision Insurance

Mental Health Resources

Health Savings Account (HSA)

Flexible Spending Account (FSA)

Learning & Development

Fitness Stipend

401K Matching

Equity

Life insurance

Disability Insurance

WFH Reimbursements

Flex-Friendly

Paid Time-Off

Maternity Leave

Paternity Leave

Paid Holidays

Paid Volunteer Time

Sabbatical

Zillow Group is hiring a Principal Software Development Engineer to lead architecture and delivery of scalable backend services for its mortgage platform and mentor engineering teams.

ServiceNow is hiring a Principal Software Engineer to architect and deliver scalable, AI-enabled platform components focused on endpoint agents, microservices, and modern UIs.

Palo Alto Networks is hiring a Principal Backend Engineer to own architecture and delivery of the Cortex Cloud backend platform protecting enterprise customers across major public clouds.

Lead architecture and scaling of mission-critical backend systems for Hippocratic AI’s safety-focused healthcare LLMs as a Principal Backend Engineer in Palo Alto.

Senior technical leader needed to design scalable mobile and backend systems, mentor engineers, and help RapidAI deliver mission-critical clinical imaging software.

Lead the design and delivery of AI-enabled platform systems and internal automations at a remote-first proptech company, driving measurable operational impact across the business.

Lead the architecture and delivery of core cloud-native backend systems for Cortex Cloud, shaping the platform that protects large enterprises across public clouds.

Lead architecture and development of large-scale, AI-driven payment integrity systems at Machinify as a Senior Staff/Principal Software Engineer working remotely across the US.

Architect and lead the backend infrastructure for Palo Alto Networks' Cortex Cloud to deliver scalable, resilient cloud security services for enterprise customers.

Palo Alto Networks is hiring a Principal Engineer to build and operate scalable backend services powering Prisma AIRS, the company’s AI security platform.

Lead development of scalable, secure robotic fleet management software as a Principal Enterprise Software Engineer working remotely across the US.