Tech Lead Full-Stack Rails Engineer

About This RoleAI processing…

Key Responsibilities

• 1
  Architect and maintain Rails applications (Rails 8)
• 2
  Integrate LLMs into our microservices architecture for state management and real-time user experiences.
• 3
  Enhance front-end experiences with Hotwire, StimulusJS, or React, ensuring seamless AI-driven interactions.
• 4
  Optimize LLM inference for low latency and cost, using caching and asynchronous processing.
• 5
  Ruby (5+ years, expert-level)
• 6
  Ruby on Rails (Rails 6-8 preferred)
• 7
  PostgreSQL (or MySQL)
• 8
  Elasticsearch
• 9
  StimulusJS or JavaScript ES6
• 10
  Tailwind CSS
• 11
  Experience integrating AI/ML models (e.g., LLMs, NLP) with web applications
• 12
  Familiarity with LLM frameworks (e.g., LangChain, Hugging Face) or APIs (e.g., xAI, Anthropic)
• 13
  Kubernetes for microservices orchestration
• 14
  React for advanced front-end components
• 15
  Graph databases for complex financial data

Requirements

• Contributions to open-source RoR or AI projects
• Entrepreneurial mindset with a passion for AI and FinTech
• Natural leader who mentors and inspires teammates
• Problem-solver with a “get things done” mentality
• Excellent communication, thriving in remote and cross-team collaboration
• Attention to detail, ensuring clean, maintainable code
• Team player comfortable as an individual contributor
• Impactful Work : Build AI-powered tools that help millions of investors make informed decisions from data-driven insights.
• Cutting-Edge Tech : Work with Rails 8, LLMs, and modern tools like Hotwire, Databricks, and xAI’s API in a microservices architecture.
• Autonomy and Influence : Collaborate directly with our CEO and CTO to shape our AI-driven platform, with freedom to innovate.
• Competitive Compensation : $160,000–$200,000 CAD/USD (based on experience) and benefits.
• Remote Flexibility : Remote-first (±3 hours from ET) with hybrid in office collaboration in Toronto or NYC
• Growth Opportunities : Budget for AI and Rails conferences (e.g., NeurIPS, RailsConf), plus access to cutting-edge AI tools for experimentation.
• Dynamic Culture : Join a small, no-ego team passionate about trust, innovation, and making a difference in FinTech.

Perks & BenefitsTypical for this role