Senior Product Engineer – Python

• Turn large, loosely defined product specs into technical plans, milestones, and shipped code
• Design, build, and scale production backend services in Python
• Build frontend features needed to ship products using React and TypeScript
• Own complex business logic, including workflows, state transitions, and edge cases
• Work closely with product and frontend engineers
• Contribute to product decisions and understand the business reason behind the work
• Design data models across BigQuery (SQL) and Firestore (NoSQL)
• Push toward higher customer automation rates
• Surface issues early and own projects from design through production
• Get engineering plans reviewed and signed off by the team
• Bring product questions to leadership
• Use AI coding tools in a disciplined workflow while understanding shipped code
• Join the on-call rotation and keep production healthy

• Senior-level experience owning large, ambiguous scopes from spec to production
• Experience designing, building, and scaling backend services behind customer-facing products
• Strong production Python skills
• Backend strength and willingness and ability to pick up frontend work quickly
• Sound architecture decisions and ability to handle complex workflows and edge cases
• Experience building systems that grew in users, traffic, or data, and designing for scale
• Engineering depth and ability to learn quickly
• Autonomous and proactive working style; raises problems before they grow and reliable on deadlines
• Daily use of AI tools and careful review of their output
• Comfortable with fast iteration, failed experiments, and changing plans
• Fluent in English and communicates well in writing in an async-first team
• Ability to work 9 AM to 6 PM US Pacific Time
• Based in Latin America; Mexico and Central America preferred for time zone overlap
• Nice to have: FastAPI, React, Vue/Nuxt, or Tailwind
• Nice to have: Data modeling across relational/analytical and NoSQL databases
• Nice to have: Early engineer at a startup that grew significantly
• Nice to have: Founder, founding engineer, or BigTech experience
• Nice to have: Shipped AI features such as LLM integrations, chatbots, agents, or support automation
• Nice to have: Experience with SMB-focused SaaS, payments, or commerce

• Full-time, fully remote, long-term role (independent contractor)
• Real ownership on a small, senior team with no project managers or process overhead
• A flexible day: no time tracking, you're judged on what you ship
• Direct work with the company's leadership