Principal Software Engineer

HappyCo is seeking a Principal Software Engineer to lead architectural design and technical strategy during a pivotal phase of platform evolution. The role will involve creating clarity where complexity exists, assessing current systems, defining target architectures, and enabling teams to move faster through well-documented patterns and simplified software structures.

Requirements

• Deep experience designing and evolving complex, production-grade SaaS platforms.
• A strong track record of leading architectural change while maintaining system stability.
• Expertise in modern software architectures, including event-driven systems, service orchestration, and platform design.
• Demonstrated ability to reduce technical debt in ways that measurably improve team and organizational velocity.
• Excellent communication skills, with the ability to influence across teams and levels of seniority.
• Comfort operating in ambiguous problem spaces and making high-impact technical decisions.

Benefits

• Work from anywhere supported by a flexible company culture
• Opportunity to work for one of the fastest growing technology companies in the PropTech industry
• Unlimited vacation time
• Generous paid parental leave
• Competitive and equitable pay, including stock options
• Monthly stipends to support Wellness and Home Office expenses