Principal AI Engineer Python Senior - Remoto en Crossbridge

We’re looking for a hands-on, visionary builder to lead the end-to-end development of

StaffCloud.ai—a free, modern ATS (Applicant Tracking System) built for both external clients and internal ops. As the founding engineer, you’ll architect clean, cloud-agnostic, scalable systems while using AI agents as true leverage to accelerate development. This role is ideal for someone who thrives on rapid iteration, treats AI as a productivity multiplier, and is ready to ship fast, safe, and measurable results.

Qualifications:

• 5+ years of solid programming experience as a Full-Stack Engineer using Python .
• Experience with Postgres , Redis (jobs/cache), and OpenAPI .
• 2+ years building B2B SaaS products, contributing across backend and frontend.
• Strong skills in TypeScript , Node.js , and SQL schema design , with exposure to performance optimization .
• Frontend: 2+ years using React or Next.js , including component libraries and form/runtime validation.
• Experience with Visual Studio
• Infrastructure: Comfortable with Docker , IaC-friendly setups , and cloud environments (AWS, GCP, Azure).
• AI-assisted development: 1+ year of hands-on experience using Cursor or Copilot as part of daily development workflow.
• Exposure to AI-native engineering concepts: prompt design, tool calling, or agent orchestration.
• Proven record of delivering solo projects or end-to-end features independently (at least 3).
• Pragmatic product mindset: able to collaborate on crisp tickets, contribute to acceptance criteria, and make thoughtful trade-offs that protect UX and delivery speed.
• Experience working in small, fast-paced teams (“build-everything” mentality): hands-on, resourceful, and adaptable.

Desired Skills

ATS/HRIS/CRM domain, multi-tenant theming/white-label, public APIs/webhooks, SOC 2

readiness, EN/ES.

Responsibilities:

Architecture (cloud-agnostic): Design a modular, multi-tenant Node.js/Typescript and

Python + Postgres platform; containerize with Docker; keep providers swappable (object

storage, email, queues).

Full-stack delivery: Stand up core ATS flows (req intake, pipeline/Kanban, scheduling,

scorecards, hosted careers) and initial CB Ops modules.