Flutter Mid Lever Engineer

Important: Apply by filling this application: https://forms.gle/EvHFRrRg1R6WFRUY9 and the linkedin job.About BookWatchWe use AI to turn books into short, animated summaries for visual learners. Over 100,000 users already learn with BookWatch, and we’re growing fast.The RoleWe’re looking for a Flutter Developer with Firebase backend experience to take over our app and help build the automation pipelines that power our AI summaries. You’ll own mobile development end-to-end and collaborate on serverless services and AI workflows. Starts as contract/part-time with a strong path to full-time.What you’ll doLead development of the BookWatch Flutter app (iOS/Android): UI, animations, performance, releases.Build/extend our Firebase backend: Firestore data modeling, Cloud Functions/Cloud Run, Auth, Security Rules, Cloud Storage.Design and maintain AI automation workflows: content ingestion, prompt pipelines, batch/async processing, QC and review loops.Integrate LLMs and media services (e.g., OpenAI/Anthropic, text-to-speech, animation/render queues).Set up and own CI/CD, automated testing, crash/error monitoring.Collaborate with design, content, and AI teams to shape the roadmap and ship fast.Tech we use (and you likely know)Flutter/Dart, animations, custom painters, performance tuningFirebase: Auth, Firestore, Cloud Functions, Cloud Run, Remote Config, FCM, App Check, CrashlyticsGCP: Pub/Sub, Cloud Tasks, Scheduler, Storage; or similar serverless stacksWhat makes you a great fit1-2+ years building and shipping Flutter apps (or strong native + 1–2 years Flutter).Proven Firebase backend experience (Cloud Functions/Run, Security Rules, scalable data design).Hands-on with AI/LLM integrations and automation pipelines (batch jobs, retries, idempotency, monitoring).Product mindset and ownership mentality; comfortable working async in a remote team.Why join usMission-driven: help millions learn faster through visual storytelling.Big canvas: ownership over mobile + backend workflows on a product with 100k+ users in the US.Flexible remote work.LocationRemote.Engagement Options (Part-Time or Full-Time)We’re open to both part-time and full-time arrangements.