Weekday AI
Principal Software Engineer - Data Backend
About this role
Description: Seeking a Principal Software Engineer – Data Backend to drive technical excellence in data-intensive backend systems. Hands-on role focused on architecture, distributed systems, scalability, performance, and production-grade software engineering. Requirements: 12–17 years of software engineering experience, with a focus on Staff+ or Principal-level technical scope. Proven experience in building and operating high-scale, data-intensive software products or distributed systems. Exceptional coding ability with strong standards for code quality, testing, reliability, and maintainability. Deep expertise in distributed systems, backend architecture, and performance engineering. Strong understanding of scalability, fault tolerance, and system performance trade-offs. Demonstrated ability to lead large technical initiatives across multiple teams. Strong mentoring capabilities and experience with open-source technologies preferred. Benefits: Opportunity to influence architecture across multiple teams while building critical systems. Engage in high-impact engineering initiatives and mentor senior engineers.