HackerOne

Peace of mind from security's greatest minds. #TogetherWeHitHarder

Principal Software Architect

Full-stack EngineerSoftware EngineerFull TimeRemoteTeam 201-500Since 2012H1B SponsorCompany SiteLinkedIn

Location

District of Columbia + 3 moreAll locations: District of Columbia, Massachusetts, Texas, Washington

Posted

60 days ago

Salary

$230K - $255K / year

10 yrs expEnglishDistributed SystemsElastic SearchGraph QLReactRubyRuby ON RailsType Script

Job Description

• Define and evolve the architectural vision for HackerOne’s platform and core systems, ensuring scalability, reliability, and performance. • Partner with Product, Platform, and Security teams to translate long-term business and product goals into actionable architectural strategies. • Collaborate with Principal and Distinguished Engineers to align on technical direction, establish shared standards, and evolve HackerOne’s system design principles. • Lead major cross-team initiatives that modernize our architecture, improve observability, and reduce complexity across our systems. • Mentor and guide engineering teams, fostering a culture of technical excellence, knowledge sharing, and continuous improvement. • Evaluate and integrate emerging technologies, including AI, GenAI, and LLM-driven architectures, to enhance the intelligence and effectiveness of our platform. • Drive architectural governance and documentation, ensuring long-term maintainability and transparency in decision-making. • Communicate architectural direction clearly to both technical and non-technical stakeholders, building alignment through clarity and evidence.

Job Requirements

  • 10+ years of experience in software engineering and system architecture within a SaaS environment.
  • Proven track record designing and delivering large-scale distributed systems, ideally using Ruby on Rails, ReactJS, TypeScript, GraphQL, and ElasticSearch/OpenSearch.
  • Hands-on experience with GenAI and LLM integration in production systems; understanding of model lifecycle or AI-assisted architectures is a strong plus.
  • Demonstrated experience leading architectural initiatives spanning multiple teams and product domains.
  • Excellent communication and influence skills, capable of aligning technical and non-technical stakeholders around shared goals.

Benefits

  • Health (medical, vision, dental), life, and disability insurance*
  • Equity stock options
  • Retirement plans
  • Paid public holidays and unlimited PTO
  • Paid maternity and parental leave
  • Leaves of absence (including caregiver leave and leave under CO's Healthy Families and Workplaces Act)
  • Employee Assistance Program
  • Flexible Work Stipend

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