Android Developer

Quantum Technologies LLC; Jersey City (NJ); On-site; USD 140,000 - 190,000; Full time

Job summary

Quantum Technologies. LLC in Jersey City, NJ is seeking a senior Android developer with 12+ years of IT experience to design, develop, and maintain enterprise-grade Android applications using Java.

This on-site role requires Day 1 presence in Jersey City, five days a week. You will build scalable mobile apps, integrate RESTful APIs, and implement robust architecture with reusable components while ensuring security, performance, and device compatibility across diverse Android devices.

Qualifications

• 12+ years of IT experience with hands-on Android development.
• Proven enterprise-grade app design and maintenance.
• Strong Java, RESTful API integration, and performance tuning.
• Experience with Agile/Scrum and code reviews.

Responsibilities

• Design, develop, and maintain scalable Android applications using Java.
• Build responsive and user-friendly mobile interfaces.
• Develop and integrate RESTful APIs and backend services.
• Implement application architecture and reusable components.
• Debug and optimize application performance.
• Ensure application security and compatibility across Android devices.
• Collaborate with UI/UX, backend, QA, and product teams.
• Participate in code reviews, Agile ceremonies, and sprint deliveries.
• Publish and maintain applications through Google Play Store.

Skills

Java

Android SDK

Android Studio

Android development frameworks

RESTful APIs

Backend integration

Android app architecture

Reusable components

Debugging

Performance optimization

Security & stability

Google Play Store deployment

Agile/Scrum

Code reviews

Best practices in development

Tools

Android Studio

Google Play Console

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Work Authorization

Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-4-EAD, Other

Required Technical Skills

• Strong hands-on experience in native Android application development using Java.
• Expertise in Android SDK, Android Studio, and Android development frameworks.
• Experience designing, developing, and maintaining enterprise-grade Android applications.
• Strong knowledge of RESTful APIs and backend service integration.
• Experience with Android application architecture and reusable components.
• Strong debugging, troubleshooting, and application performance optimization skills.
• Knowledge of mobile application security, stability, and device compatibility.
• Experience with application deployment and maintenance through Google Play Store.
• Strong understanding of Agile/Scrum methodologies, code reviews, and development best practices.

Key Responsibilities

• Design, develop, and maintain scalable Android applications using Java.
• Build responsive and user-friendly mobile interfaces.
• Develop and integrate RESTful APIs and backend services.
• Implement application architecture and reusable components.
• Debug and optimize application performance.
• Ensure application security and compatibility across Android devices.
• Collaborate with UI/UX, backend, QA, and product teams.
• Participate in code reviews, Agile ceremonies, and sprint deliveries.
• Publish and maintain applications through Google Play Store.

Candidates must have 12+ years of overall IT experience.

Strong native Android development experience using Java is mandatory.

Candidates must be comfortable with Day 1 onsite in Jersey City, NJ – 5 days per week.

Please prioritize senior-level developers with substantial enterprise Android application development experience.

React Native-only or Java backend-only profiles will not be considered.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.