Senior FlutterEngineer

Tabby | تابي; Lisboa; Remote; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Tax relief (up to 20%)

22 paid leave days annually

Stock options (ESOP)

Flexi benefits (wellness, travel, or学习

Job summary

Tabby is seeking a Senior Flutter developer to lead mobile features for a large-scale app in production. You’ll own end-to-end Flutter/Dart delivery, architecture decisions, and performance monitoring across platforms.

Join a fast-growing fintech with global teams, remote-friendly setup in Europe, and a strong emphasis on code quality, security, and scalable UI components. You’ll collaborate with product and backend teams to ship robust mobile experiences.

Qualifications

• Proven experience with Dart and Flutter in production apps.
• Experience designing app features and architecture (SOLID, DRY, DI).
• Knowledge of security and privacy in Flutter apps.
• Experience building reusable UI components and animations.
• Experience building metric-driven, fault-tolerant apps with logging and monitoring.
• Upper-Intermediate English or higher.
• Getting things done with strong ownership.

Responsibilities

• Develop and maintain mobile CI/CD infra and release management for App Store and Google Play.
• Build and support internal SDKs, reusable components, and developer tooling.
• Define mobile architecture standards, development principles, and technical guidelines across teams.
• Maintain monitoring, alerting, and reliability systems; drive R&D and reduce development complexity.

Skills

Dart & Flutter

Architecture design

Security & privacy

Reusable UI components

Metrics-driven & logging

English (C1+)

Delivery mindset

Tools

Flutter stack (Riverpod, auto_route)

Firebase

GitLab CI / Fastlane

Crashlytics / Datadog

TestFlight

Code quality tooling

Job description

Description

Department: Core Business Engineering

Employment Type: Full Time

Location: Remote

Company Overview

Tabby creates financial freedom in the way people shop, earn and save by reshaping their relationship with money. Over 15 million users choose Tabby to stay in control of their spending and make the most out of their money. The company’s flagship offering allows shoppers to split their payments online and in-store with no interest or fees. Over 40,000 global brands and small businesses, including Amazon, Noon, IKEA, and SHEIN use Tabby to accelerate growth and gain loyal customers by offering easy and flexible payments online and in stores. Tabby generates over $10 billion in annual transaction volume for its partner brands and is the highest-rated, most-reviewed, largest, and fastest-growing FinTech in the GCC region. Tabby launched in 2019 and has since raised +$1 billion in equity and debt funding from global and regional investors, and is now valued at $6.5 billion.

Senior Flutter developer

We are looking for a Senior Flutter developer with experience working on large mobile apps in Production, ready to act as a feature lead and accompany the full life cycle of the product from development to deployment.

Key Responsibilities

• Development and maintenance of Mobile CI/CD infrastructure and release management for the App Store and Google Play;
• Building and supporting internal SDKs, reusable components, and developer tooling to improve development efficiency;
• Defining mobile architecture standards, development principles, and technical guidelines across teams;
• Maintaining monitoring, alerting, and reliability systems to ensure mobile application performance and stability; Driving R&D initiatives, improving engineering practices, and reducing development complexity for product teams.

What You’ll Bring

• Knowledge and hands-on experience using Dart and Flutter;
• Experience in designing app features and architecture choices (SOLID, DRY, DI, Separation of concerns);
• Experience with security and privacy in Flutter apps;
• Experience in developing reusable UI components and custom animations;
• Experience building a fault-tolerant app driven by metrics, backed by logs;
• Upper Intermediate English or above;
• Getting things done mindset

Mobile stack & architecture

• Flutter 3.38, Dart, Riverpod, auto_route
• Feature-based architecture (domain, data, DI, presentation layers)
• MVC pattern for feature organization and state management
• Firebase and Customer.io for push notifications
• Datadog, Segment, Firebase Crashlytics for logging and monitoring
• GitLab CI, Fastlane, Flow. Swiss nodes for automated CI/CD
• Firebase App Distribution and TestFlight for test builds
• Claude Code for developer productivity

What we offer

• Full-time B2B contract
• Fully remote setup, work from anywhere in Europe
• Up to 20% tax allowance
• 22 paid leave days annually
• Stock options (ESOP) in a fast-scaling, pre-IPO company
• Flexi benefits you can use for wellness, travel, or learning
• Work alongside a high-performing, international engineering team in a global fintech unicorn

Relocation support is available to our hubs in Armenia, Georgia, Serbia, Portugal, and Spain, including flights, temporary accommodation, and legal setup, for up to $5,000 in verified costs.