FrontEnd Engineer (Mobile)

Ajaib; Daerah Khusus Ibukota Jakarta; On-site; IDR 248.838.000 - 414.732.000; Full time

Job summary

A financial technology company in Jakarta is seeking a Mobile Front-End Developer to create high-performance mobile applications. Candidates should have 2+ years of experience in mobile development with a strong focus on user experience. The role involves collaborating with designers, integrating APIs, and ensuring optimal app performance. Familiarity with modern multiplatform frameworks like Flutter or React Native is essential. Join us to be part of a team transforming the financial landscape!

Qualifications

• Minimum of 2 years of experience in mobile front-end development.
• Experience with at least one modern multiplatform framework (e.g., Flutter, KMM).
• Proficiency in state management and reactive programming concepts.

Responsibilities

• Develop high-performance mobile applications focusing on user experience.
• Integrate APIs and third-party services for seamless functionality.
• Conduct thorough testing and debugging.

Skills

Mobile application development

UX/UI collaboration

API integration

Testing and debugging

Code quality and reviews

Education

Bachelor's degree in Computer Science

Tools

Kotlin

Swift

React Native

Job description

Key Responsibilities

• Develop high-performance mobile applications with a focus on user experience and design.
• Collaborate with UX/UI designers to implement intuitive and responsive interfaces.
• Integrate APIs and third-party services to deliver seamless functionality.
• Conduct thorough testing and debugging to ensure optimal performance on various mobile devices.
• Participate in code reviews and provide constructive feedback to maintain code quality and standards.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• Minimum of 2 years of experience in mobile front-end development
• Experience with at least one modern multiplatform framework (e.g., Flutter, Kotlin Multiplatform Mobile (KMM), React Native, or similar).
• Proficiency in state management and reactive programming concepts (e.g., Redux, Kotlin Flow, Combine).
• Familiarity with dependency injection, modularization, and scalable app architectures.
• Experience writing unit tests, integration tests, and UI tests.
• Knowledge of platform interop to integrate native Android (Java/Kotlin) or iOS (Swift/Objective-C) code as needed.
• Working knowledge of CI/CD pipelines, version control (Git), and app release processes.

Core Tech Stacks

Android

• Kotlin
• RXJava, Coroutines
• Retrofit, Dagger2 (Dependency Injection)
• Scarlet WebSocket
• MVVM Architecture
• Unit Testing: JUnit, Mockito, Mockk

iOS

• Swift
• UIKit (Programmatic); transitioning to Texture (Facebook)
• Swift-Composable-Architecture (VCA)
• Reactive Programming: RXSwift
• Unit Testing: XCTest
• Dependency Management: SPM, Cocoapods

Join us at Ajaib and be part of a team that's transforming the financial landscape!