OneSeven Tech (OST) is seeking an Senior
Full-Stack Engineer
to join our team. We are looking for someone who focuses on building and deploying full-scale applications while leveraging cutting-edge AI tools to maximize efficiency and code quality.
A fast-moving U.S.-based compliance startup is building tooling to help Meta advertisers stay within ad policy guidelines—and avoid costly account suspensions. The team is mid-way through an ambitious delivery cycle, and we're looking for a senior engineer to jump in and
own full-stack features from day one .
This is part of a broader strategy to stabilize sprint velocity, bring in high-signal contributors, and ship production-ready code across both backend and frontend systems.
The Role
You'll join a lean, distributed team and play a critical role in delivering features that support advertiser compliance at scale. Your day-to-day will involve: Shipping reliable, production-grade code in
Python (Flask)
and
React Supporting sprint milestones by building, optimizing,



and maintaining platform features Integrating with backend task orchestration using
Celery
and AI-driven workflows using
Crew AI Work independently, while syncing with team lead and the broader product team. Owning your output and maintaining momentum across 4–6 sprint cycles
This is a hands-on IC role for someone who thrives in async teams, can hit the ground running, and cares about velocity
without compromising code quality .
About You
You've seen what it takes to ship features in fast-paced, distributed environments. You value clarity, autonomy, and clear ownership. You don't need micromanagement—and you communicate well enough to make async work feel seamless. You're a calm, focused contributor who enjoys working across the stack and knows how to unblock yourself or others without waiting for standups.
You might be based anywhere in the world, but you're
available for collaboration windows with PH or EMEA
teams and can commit to
30–40 hours/week
(with some

📌 Senior AI Full-Stack Developer (Ciudad de México)
🏢 OneSeven Tech
📍 Ciudad de México