About us:
About the role:
We are looking for a Deputy Head of Engineering who will act as a technical guardian and a right hand to the Head of Engineering. You won't just be managing people; you will be the key person responsible for the architectural integrity, security, and technical excellence of our projects. Your role is to bridge the gap between high-level engineering strategy and day-to-day execution.

Our Tech Stack:
- Core: Node.js, Next.js, TypeScript.
- Infrastructure: Cloudflare, AWS (RDS, compute, networking).
- Databases & ORM: Postgres, Supabase, Drizzle, Prisma.
- Analytics & Growth: Growthbook (A/B testing), Mixpanel, Google Analytics, GTM.
- Innovation: AI integration & MCP (Model Context Protocol).

Key Responsibilities:
- Architectural Guardrails: Ensuring all projects strictly follow the established company architecture. You will be the one to approve architectural changes and ensure long-term scalability.
- Rigorous Code Review: Maintaining a high bar for code quality across teams. You will identify bottlenecks, potential bugs,



and ensure that every PR aligns with our "best practices."
- Project Bootstrapping: Hands-on involvement in the deployment and configuration of new projects, ensuring they are set up correctly from Day 1 (CI/CD, environment variables, hosting).
- Security & Compliance: Implementing and overseeing security measures at both the code level and hosting level (WAF configuration, secure headers, data encryption).
- Innovation & AI Adoption: Leading the implementation of new technologies, specifically focusing on AI-driven workflows and MCP to enhance developer productivity.
- Growth Engineering: Managing technical aspects of A/B testing via Growthbook and ensuring accurate data tracking through Mixpanel and GTM.
- Technical Leadership & Hiring: Conducting technical interviews to scale the team and mentoring developers to help them meet company standards.
- Continuous Improvement: Proactively identifying outdated practices and

📌 Deputy Head of Engineering (Buenos Aires)
🏢 Ruby Labs
📍 Buenos Aires