Senior Flutter Mobile App Developer Senior (5+ Years) Mumbai, India Full-time, on-site Apply for this role Overview

Unico Connect is seeking a Senior Flutter Mobile App Developer to lead architecture and delivery across client mobile engagements. The role owns clean architecture patterns, complex native integrations, and the App Store and Play Store delivery workflows that ship Flutter apps reliably. The position is well suited to senior mobile engineers with production Flutter apps in market and the discipline to mentor junior mobile developers.

Key Responsibilities

- Architect Flutter apps with clean architecture, feature-first folder structure, and modular design
- Lead complex native integrations including ARKit, ARCore, Core ML, MLKit, biometrics, and payments
- Drive performance including app size, cold-start time, jank reduction, and memory usage
- Mentor 2-3 junior Flutter engineers through code reviews, design reviews, and 1:1s
- Own CI/CD for mobile including Codemagic, Fastlane, and GitHub Actions
- Partner with designers on motion, transitions, and platform-specific polish
- Lead App Store and Play Store submissions including App Privacy and Play Data Safety declarations
- Govern mobile security posture including secure storage, certificate pinning, and reverse-engineering hardening
- Set Flutter testing standards covering widget tests, integration tests, and golden file tests
- Author internal Flutter playbooks and onboarding documentation
- Calibrate the Flutter interview bar and conduct senior interview loops

Required Qualifications

- 5+ years of Flutter mobile development with at least 2 in a senior role
- Production experience shipping 3+ apps to App Store and Play Store




- Native iOS (Swift) or Android (Kotlin) for platform channel implementation
- Deep state management experience with Riverpod, Bloc, or Redux
- Solid testing discipline including widget and integration tests
- Familiar with on-device AI tooling including Core ML, MLKit, and TensorFlow Lite
- Excellent code review, mentorship, and written communication skills
- Track record of mentoring junior Flutter engineers from entry-level to mid-level
- Capacity to lead App Store and Play Store delivery including App Privacy and Data Safety
- Bachelor's degree in Computer Science, Engineering, or a related field

Preferred Qualifications

- Open-source Flutter package authorship
- Conference talks on mobile engineering
- FlutterFlow extension experience
- Performance engineering exposure (Skia internals, GPU profiling)
- Hands-on with mobile DevOps platforms like Firebase App Distribution

AI Tools Proficiency Production engineering at Unico Connect assumes AI tools form part of the daily workflow rather than an experimental augmentation. For this role specifically:

- Cursor or Claude Code as the default integrated development environment
- Claude for Dart and native code review
- AI-augmented Figma to Flutter handoff workflows
- GitHub Copilot for inline code suggestions





Required Skills Flutter (Dart 3+)Riverpod / BlocNative Android (Kotlin + Jetpack Compose)Native iOS (Swift + SwiftUI)Firebase Benefits

- Hybrid working model — 1 day work-from-home per week
- MacBook Pro and external monitor for work
- Paid subscriptions to Claude, ChatGPT, and Cursor
- Team events, offsites, and outings
- Referral bonus when you bring in a successful hire

What we look for at Unico Connect Every Unico role expects the same underlying traits — regardless of department or seniority. If these resonate, apply.

AI-augmented by default Fluent with Claude, ChatGPT, Cursor, Figma AI, or whatever is relevant to your craft. We expect AI tools in the loop, not as a novelty.

Comfortable with startup pace Fast cycles, real ownership, low ceremony. You will not be a cog.

Driven by value creation Output and outcomes matter more than process. You ship work that moves a metric.

Ownership mindset You treat the codebase, the deliverable, and the client relationship as your own.

Builder energy You joined because you want to ship amazing tech products, not warm a seat.

Ready to build the future?

Join our team of engineers and help us shape the next generation of AI-native software for clients across the globe.

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📌 Senior Flutter Mobile App Developer (Mumbai)
🏢 Unico Connect
📍 Mumbai