Cross-platform Mobile Engineer

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domainFintech

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The CHI Software team is not standing still. We love our job and give it one hundred percent of us! Every new project is a challenge that we face successfully. The only thing that can stop us is... Wait, it’s nothing! Now the CHI team is looking for a Tech Lead Flutter Developer!

About the Product

We’re building a consumer-facing mobile application for a Cashback & Rewards platform, available on both iOS and Android. The app enables users to discover cashback campaigns and coupons, save offers, upload or scan receipts, and track claim progress through a wallet-style experience.

The product is already live and actively evolving, with growing international reach and increasing feature complexity.

About the Role

We are looking for a Lead Flutter Developer to take ownership of the mobile application architecture, engineering standards, and delivery processes. You will work on a mature Flutter codebase with modular architecture, established CI/CD pipelines, automated testing, and multi-environment setup.

This role combines hands-on Flutter development with technical leadership, mentoring, and architectural decision-making.

Tech Stack & Environment

Flutter / Dart
Modular architecture
Melos monorepo management
Firebase ecosystem
CI/CD pipelines
Automated testing
Multi-language & multi-region app setup
iOS & Android deployments

Responsibilities

Lead Flutter architecture and mobile engineering initiatives
Develop and maintain scalable, high-quality Flutter applications
Support and evolve a modular codebase using Melos
Ensure code quality through reviews, testing, and best practices
Drive CI/CD and release management processes
Collaborate with product, QA, and backend teams
Support platform-specific iOS and Android delivery requirements
Mentor and support other mobile developers
Contribute to technical roadmap and engineering standards
Help scale the application for new markets and international growth

Requirements

Strong commercial experience with Flutter and Dart
Proven experience leading or owning mobile architecture
Experience with modular Flutter applications and scalable codebases
Hands-on experience with Melos or similar monorepo tooling
Understanding of CI/CD pipelines and automated testing
Experience with Firebase integrations
Knowledge of App Store and Google Play release processes
Experience building and maintaining production-grade consumer mobile apps
Strong communication and mentoring skills
Experience with localization/internationalization is a plus

Nice to Have

Experience with cashback, loyalty, fintech, e-commerce, or rewards platforms
Experience with receipt scanning, OCR, or wallet-like mobile experiences
Background in scaling mobile products across multiple regions

Why CHI Software?

AI Excellence Award in 2022;
Confirmed status of a Microsoft Partner;
Confirmed ISO 27001 and ISO 9001 certifications;
Four new offices in 2022 in Kobe (Japan), Florida (USA), Barcelona (Spain), and Krakow (Poland);
Participation in significant tech conferences in Tokyo, Kobe (Japan), and London (UK) with the booth and visited more than 15 conferences in 6 countries;
The New York Times, BBC, Hackernoon, and other popular media platforms wrote about us.