Principal Ruby on Rails Engineer

Arist is an enterprise platform transforming how the world’s largest organizations deliver training and enablement — all through conversational, AI-powered learning experiences. Fortune 500 companies like HP, Pfizer, Novartis, and Intuit use Arist to drive measurable behavior change in minutes, not months.

We’re looking for a Principal Ruby on Rails Engineer to help us scale our core product and pioneer new AI-powered experiences that redefine enterprise learning. You’ll work side-by-side with our founders and product leaders, shaping architecture and guiding development across a platform used by hundreds of thousands of learners globally.

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What you’ll own

• Own and evolve our core backend: Drive development of core application features and architecture in Ruby on Rails.
• Architect for scale and speed: Design systems that power real-time learning delivery across SMS, Teams, and beyond.
• Collaborate deeply: Partner with product managers, designers, and other engineers to ship features that delight users and align with business impact.
• Shape new product areas: Contribute to new AI-powered experiences and tools that extend Arist’s impact across the enterprise.
• Mentor and elevate: Set technical direction, establish best practices, and raise the bar for code quality, scalability, and performance.

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Stack

Ruby on Rails · Vue.js · AWS · PostgreSQL · Sidekiq · Redis · GraphQL

Looking for someone with:

• 8+ years of professional experience in Ruby on Rails (including production-scale systems).
• Architectural depth: Strong ability to design backend systems that balance flexibility, performance, and maintainability.
• Product instinct: You think like a product owner — translating goals into elegant, well-scoped solutions.
• Entrepreneurial mindset: You’ve built or owned products end-to-end, and you thrive in environments with autonomy and accountability.
• Strong communicator: Able to distill complexity for technical and non-technical audiences.
• Bias for action: You move fast, iterate confidently, and take pride in shipping meaningful work.
• Curiosity for AI: Excited about leveraging AI to transform how people learn and work.

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Why Arist

• Meaningful ownership in a fast-growing, cashflow positive venture-backed company redefining enterprise learning.
• Work directly with founders and a small, elite team shaping the future of AI-powered enablement.
• 100% remote, flexible hours, and a culture built on trust, autonomy, and high standards.

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Let’s build the future of learning together.

• Screening Interview with co-founder and CPO
• Technical interview with with CTO
• 20hr paid project (if feasible)
• Peer interview with 2 engineers
• Final interview with 2 co-founders