Multiple Android, Java & React Developer Positions

Helius Technologies · Singapour

Senior 🇬🇧 English

Kotlin Java Android SDK Android Studio Jetpack Compose MVVM MVP Clean Architecture RESTful APIs JSON XML Git GitHub GitLab Agile Scrum CI/CD pipelines Automated testing frameworks Azure AWS Google Cloud SQLite Room Database Spring Boot Spring MVC Spring Data JPA Spring Security Microservices React.js HTML5 CSS3 Bootstrap Material UI Micro Frontend Redux Context API Oracle PostgreSQL MySQL Maven Gradle

Job description

About the role

We are hiring experienced developers for Android, Java and React positions to build high‑quality applications and services. Candidates will work in cross‑functional teams, delivering mobile apps, backend services and modern web interfaces.

Key responsibilities

Design, develop and maintain Android applications using Kotlin and/or Java.
Build RESTful APIs and micro‑services with Spring Boot, Spring MVC and Spring Data JPA.
Create responsive web user interfaces using React.js, JavaScript (ES6+), HTML5, CSS3 and UI libraries such as Bootstrap or Material UI.
Integrate third‑party services, cloud platforms (Azure, AWS, Google Cloud) and Firebase features.
Collaborate with product managers, designers and backend engineers to define and implement new features.
Write clean, efficient, maintainable code and follow industry best practices.
Perform unit testing, code reviews and participate in Agile/Scrum ceremonies.
Optimize application performance, security and responsiveness.
Publish and manage Android apps on Google Play Store.

Required profile

8+ years of Android application development experience.
Strong experience with Java (8/11/17+) and Kotlin.
Proven experience with Spring Boot, Spring MVC, Spring Security and building micro‑services.
Solid knowledge of React.js and modern front‑end development.
Hands‑on experience with REST APIs, JSON/XML, databases (Oracle, PostgreSQL, MySQL, SQLite/Room).
Familiarity with version control (Git, GitHub, GitLab) and CI/CD pipelines.
Experience working in Agile/Scrum environments.

Required skills

Kotlin
Java
Android SDK
Android Studio
Jetpack Compose
MVVM / MVP / Clean Architecture
RESTful APIs
JSON
XML
Git / GitHub / GitLab
Agile / Scrum
Firebase (Authentication, Analytics, Crashlytics, Cloud Messaging)
CI/CD pipelines
Automated testing frameworks
Azure
AWS
Google Cloud
SQLite
Room Database
Spring Boot
Spring MVC
Spring Data JPA
Spring Security
Microservices
React.js
JavaScript (ES6+)
HTML5
CSS3
Bootstrap
Material UI
Micro Frontend (MFE)
Redux
Context API
Oracle
PostgreSQL
MySQL
Maven
Gradle

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Published 2 weeks ago

Expires 1 month from now

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Helius Technologies

Singapour

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