As a Mobile Engineer, you'll develop applications, collaborate with teams, optimize user experience, ensure app security, and manage deployment processes.
Being a Mobile Engineer at Xtremax means building applications that deliver smooth, secure, and engaging experiences for users on the go. You’ll work with both native and cross-platform technologies, apply modern development practices, and collaborate with different teams to bring ideas to life. Candidates with public sector experience are preferred, as this role supports IT projects for government agencies.
Responsibility:
Feature Development & Delivery
- Work with Business Analysts and Product Managers to translate requirements into mobile solutions.
- Build, maintain, and optimize mobile applications with strong performance and user experience.
- Apply secure coding practices and ensure apps meet security standards.
- Optimize apps for performance, battery efficiency, and offline capabilities.
Quality Assurance & Testing
- Collaborate with QA engineers to ensure proper test coverage.
- Proactively fix issues and contribute to improving software quality.
Deployment & Operations
- Partner with DevOps teams to support mobile app build, deployment, and release processes.
- Document technical decisions and share mobile development best practices with the team.
Requirements
Must Have
- Degree/Diploma in Computer Science, IT, Engineering, or related fields.
- Must have 2–5 years of relevant experience.
- Experience in native mobile development (Swift/Objective-C for iOS, Kotlin/Java for Android).
- Experience with cross-platform frameworks (React Native or Flutter).
- Strong knowledge of mobile UI/UX principles and platform guidelines.
- Experience integrating APIs (REST, GraphQL, WebSockets).
- Familiarity with mobile databases and state management solutions.
- Knowledge of Git and branching workflows.
- Experience with CI/CD tools for mobile apps (Fastlane, Bitrise, GitHub Actions, etc.).
Good to Have
- Experience with Singapore Government Project will be advantageous.
- Familiarity with mobile testing frameworks (Appium, Espresso, XCUITest, Detox).
- Knowledge of cloud services for mobile integration (Firebase, AWS, Google Cloud).
- Experience with hybrid apps (JavaScript/HTML/CSS).
- Understanding of app distribution and release management (App Store, Google Play).
- Experience with PWAs or mobile web optimizations.
- Knowledge of authentication mechanisms (OAuth, JWT, biometrics).
- Interest in AR/VR development (ARKit, ARCore, Unity).
Certificate Preferred:
- Certified Scrum Developer (CSD) / Professional Scrum Developer (PSD)
- ScrumMaster (CSM) / Professional Scrum Master (PSM)
Top Skills
Appium
AWS
Bitrise
Detox
Espresso
Fastlane
Firebase
Flutter
Git
Github Actions
GCP
GraphQL
Java
Kotlin
Objective-C
React Native
Rest
Swift
Websockets
Xcuitest
Xtremax Singapore Office
CT Hub 2, #03-57/58, 114 Lavender Street, Singapore, 338729
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