Flutter Dev [Intern] at US Based Y Combinator Startup

About Attack Capital Attack Capital is a venture studio that builds, launches, and scales AI-powered SaaS products across high-impact industries including sales, healthcare, legal, and logistics. Our growing portfolio includes : PowerDialer.ai – AI-assisted parallel dialer for sales teamsHealOS.ai – AI healthcare automation suiteOpenMic.ai – Ultra-low latency Voice AI stackMailKarma – Email deliverability & automationCollectDebt.ai – AI-powered debt collection & compliance automationWe are a YC-backed team operating at startup speed — shipping fast, iterating constantly, and building category-defining products.Why Join Us This role is perfect for aspiring Flutter developers who want real-world experience building production-grade mobile apps. You’ll work directly with startup founders, engineers, and designers who ship quickly and expect a high level of ownership.If you’re hungry, driven, and excited about AI + mobile development, this is for you.Role Overview — Paid Flutter Developer Trainee (Full-Time, 35+ hrs / week) We are hiring Trainee Flutter Developers to support mobile app development across our AI SaaS portfolio. This is an entry-level role ideal for recent graduates, self-taught developers, or career switchers eager to build cross-platform mobile apps using Flutter.You’ll help build new features, improve app performance, integrate APIs, and ship fast iterations.This position requires a minimum weekly commitment of 35 hours .Key Responsibilities Develop and enhance cross-platform mobile apps using Flutter & DartBuild UI components following clean, scalable architectureIntegrate REST APIs and real-time data sourcesDebug issues, optimize performance, and fix bugsWork closely with product and design teams to implement new featuresParticipate in sprint planning, code reviews, and rapid iterationsMaintain clean code, documentation, and best practicesNice to Have Foundational knowledge of Flutter, Dart , and state management (Provider, Riverpod, Bloc, etc.)Experience building personal or demo Flutter appsUnderstanding of Firebase, local storage, or basic backend conceptsFamiliarity with Git or version control basicsInterest in AI, automation, and mobile-first SaaS productsStrong problem-solving and debugging skillsWhat You’ll Gain Hands-on Flutter development experience on live productsExposure to AI-powered mobile workflows across multiple industriesDirect mentorship from YC-backed founders and senior engineersOpportunity to ship real features used by actual customersFast-paced learning and immediate ownershipClear path to grow into a full-time Engineer roleCommitment Full-time : Minimum 35 hours per weekHigh-velocity, high-ownership environmentRemote-friendly with daily check-insInterview Process Submit your applicationReceive a short Flutter starter kit + coding guidelinesComplete a small take-home Flutter task (1–3 hours)Quick decision — we move fastNo lengthy rounds. Show us you can learn, execute, and ship.