Pixlys (pixlys.com) — AI video SaaS for creators. Stack: Flutter, React, FastAPI, Postgres, Redis, GPU workers (ComfyUI), Stripe, Appwrite auth. Looking for a part-time senior engineer (10–20 hrs/week), NOT a co-founder. Remote worldwide; overlap with EU hours is a plus. You’ll own scoped lanes, e.g.: • API / queue reliability and job status UX • i2v / vace pipeline hardening • iOS + web parity for Create flow • Observability, cost controls on GPU Comp: paid stipend (USD) + small equity grant with standard vesting. We use contractor agreements (1099 / B2B invoice); US or international OK. Ideal if you’ve shipped video, ML infra, or creator tools. Show GitHub or one shipped project. Apply: email illia.ovcharenko@brightforge.ltd with “StartuPage Engineer” + links. No agencies.