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Salary
$61k – $89k per year (gross)
Location
In office (Singapore)
Seniority
Senior · 6+ years exp
Employment
Full-Time

First seen by Alion on Sep 17, 2026.

Overview
Company
Impact
Profile match

About the Role

We are looking for a talented Mobile & Web Application Developer to join our engineering team. In this role, you will design, develop, and maintain high-quality applications across iOS, Android, and Web platforms. You will work on scalable, performance-driven products while collaborating with cross-functional teams to deliver exceptional user experiences.

If you're passionate about building modern applications and enjoy working across multiple technologies, we'd love to hear from you.

Key Responsibilities

iOS Development

  • Design, develop, and maintain native iOS applications using Swift, SwiftUI, and Objective-C.
  • Build intuitive, responsive user interfaces and integrate RESTful APIs.
  • Perform debugging, testing, and performance optimization using Xcode, XCTest, and XCUITest.
  • Manage App Store releases, versioning, and deployment using Fastlane.

Android Development

  • Develop and maintain Android applications using Java.
  • Publish and maintain applications on the Google Play Store.
  • Integrate Firebase services and manage local storage using SQLite or Realm.

Web Development

  • Develop responsive web applications using ReactJS, TypeScript, JavaScript, HTML, and CSS.
  • Build reusable UI components and ensure cross-browser compatibility.
  • Write unit tests using Jest and optimize application performance.

Engineering & Collaboration

  • Integrate REST APIs and collaborate with backend teams.
  • Manage source code using Git, GitHub, Bitbucket, or SVN.
  • Build and maintain CI/CD pipelines using Jenkins and GitHub Actions.
  • Follow Agile methodologies, code review practices, and software development best practices.
  • Ensure application accessibility, localization, security, and high performance.

Required Skills &Qualifications

  • 6+ years of experience in mobile and web application development.
  • Strong expertise in Swift, SwiftUI, Objective-C, and Java.
  • Hands-on experience with ReactJS, TypeScript, JavaScript, HTML, and CSS.
  • Experience integrating RESTful APIs.
  • Knowledge of MySQL, SQLite, Firebase, and Realm.
  • Experience with Xcode, Fastlane, Git, GitHub, Bitbucket, and SVN.
  • Familiarity with XCTest, XCUITest, and Jest.
  • Experience implementing CI/CD using Jenkins and GitHub Actions.
  • Proven experience deploying applications to the Apple App Store and Google Play Store.
  • Strong debugging, profiling, and performance optimization skills.

Preferred Qualifications

  • Experience with Firebase Authentication, Cloud Messaging, and Analytics.
  • Knowledge of software architecture patterns such as MVVM.
  • Familiarity with Test-Driven Development (TDD) and Continuous Integration.
  • Understanding of accessibility, localization, and internationalization.
  • Experience working in Agile/Scrum environments.

Skills

iOS SDK, Design, Android SDK, RESTful API, Jenkins, Technology Expertise, Objective C, iOS Development, TypeScript, JavaScript, HTML/CSS, Mobile Application Development, Swift (Programming Language), Apple Xcode, Ios Applications, Java, Xctest, React.js, Testing, Android Application Development

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