Flutter App Developer

About the Job

We are looking for a high-performing Mobile Engineer (Flutter) to join our fast-growing consumer app studio! As a Mobile Engineer, you will own the development of high-quality mobile applications end-to-end— from architecture to launch to scale. You’ll work closely with product, design, and growth teams, and you’ll have direct exposure to asymmetric upside based on the performance of the products you build.

If you love building beautiful, fast, highly-polished mobile apps, if you thrive in rapid iteration cycles, and if you want to work in an environment where performance is truly rewarded then this role is for you.

About Triplespeed

Triplespeed is a fast-moving app studio that’s profitable, growing aggressively, and shipping apps used by millions.

We’re looking for a talented Mobile Engineer (Flutter) who can help pioneer a new wave of world-class consumer apps. Apps that are high-retention, high-performance, and built with precision and speed.

Key Responsibilities

Take end-to-end ownership of app development : architecture, implementation, testing, deployment, and optimization.

Build modern, scalable mobile apps using Flutter, ensuring exceptional performance and pixel-perfect UI.

Collaborate closely with designers, product managers, marketers, and leadership to bring concepts to life.

Run rapid feature experiments and A / B tests to optimize retention, engagement, and user experience.

Analyze user behavior and product metrics to improve LTV, session length, app stickiness, and overall performance.

Ship fast, iterate faster, and directly shape the product roadmap across multiple app verticals.

Contribute to best practices in performance optimization, testing, automation, and code quality.

Mentor junior engineers and help build a world-class mobile engineering culture.

Who Can Apply

Engineers with 1–6 years of experience in mobile app development (Flutter preferred).

Candidates based in Bangalore, comfortable working in-office 5 days a week .

Engineers who have shipped at least one consumer-facing mobile application end-to-end.

Additional Candidate Preferences

Experience building consumer apps at scale (high traffic, high retention).

Strong understanding of modern UI / UX principles and Flutter’s widget architecture.

Experience with growth loops, engagement funnels, and mobile analytics.

Background in rapid prototyping and shipping v1 features quickly.

Knowledge of state management libraries (Bloc, Provider, Riverpod, MobX).

Preferred Skills

Flutter / Dart (primary)

Strong mobile architecture patterns (Clean Architecture, MVVM, etc.)

Performance optimization (memory, FPS, build size, start-up time)

REST APIs, Firebase, Push Notifications

Local storage & offline-first systems

Experience with analytics (Amplitude, Firebase Analytics, Mixpanel)

A / B testing and experiment-driven development

Clean code, modularization, and testing

Creative problem-solving and product thinking

Ability to thrive in a fast-paced, high-ownership environment

What We Offer

Competitive Compensation : Salary benchmarked against top mobile-first companies in India.

Great Office Culture : Work with a high-caliber, ambitious team in our Bangalore office.

High-Growth Environment : Join a profitable, rapidly scaling app studio with massive upside.

Career Growth : As our app vertical expands, you’ll have opportunities to lead teams and own larger product lines.