Senior Full-Stack Developer

About the role

ScaleSage, a UK AI-automation and client-acquisition studio, needs a senior Python/Next.js full-stack developer to take over a nearly built platform of AI agents, FastAPI, Next.js, and related integrations.

What you'll do

• Take over a nearly built AI automation and client-acquisition platform
• Work with Python/FastAPI, Next.js on Vercel, Postgres on Supabase, and Stripe
• Maintain cold email through Instantly and Apollo APIs plus a conversational diagnostic funnel
• Support a growing set of AI agents and CI-gated deployments

Requirements

• Senior full-stack experience with Python and Next.js
• Able to take over an existing production platform from the current builder
• Part-time growing to full-time technical lead
• Comfortable with FastAPI, Vercel, Supabase, and related integrations

About ScaleSage

ScaleSage is a UK-based AI automation and client-acquisition specialist, one venture inside The Machine Collective.

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