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Android Kotlin Jobs in California (NOW HIRING)

MM International

Lead Android Developer

Rocklin, CA · On-site

Lead Android Developer Rocklin, CA Technical Expertise 12+ years of total experience in mobile app development with at least 8+ years in Android (Kotlin/Java). Proven experience leading Android teams ...

NAVA Software Solutions

Android Developer

Sunnyvale, CA · On-site

$66.50 - $87.25/hr

Android Developer (Android, Kotlin, GraphQL) Location: Sunnyvale CA - Hybrid Duration: 6-12 months Position Description: * Design and implement sophisticated features in Client Android applications.

Redolent, Inc.

Sr. Android Engineer

Sunnyvale, CA · On-site +1

Android Kotlin Graphql * What are the day-to-day responsibilities? : As an Android Engineer, your day can be filled with a variety of tasks and interactions. Here is a general outline of what your ...

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Android Kotlin information

What is an Android Kotlin developer?

Android Kotlin developers are software professionals who specialize in building Android applications using the Kotlin programming language. Kotlin is the preferred language for Android development because of its concise syntax, safety features, and full compatibility with existing Java code. These developers design, code, test, and maintain mobile apps for Android devices, often working with tools like Android Studio and libraries such as Jetpack. They ensure that apps are efficient, user-friendly, and meet the requirements set by clients or organizations.

What are the key skills and qualifications needed to thrive as an Android Kotlin developer?

To thrive as an Android Kotlin Developer, you need a strong knowledge of Kotlin programming, Android SDK, and experience with mobile app development lifecycles, usually backed by a degree in computer science or related fields. Familiarity with tools like Android Studio, version control systems (e.g., Git), and app testing frameworks, as well as certifications such as Google’s Associate Android Developer, are often utilized. Problem-solving, attention to detail, and effective collaboration are crucial soft skills for building user-friendly and reliable apps. These skills ensure high-quality, maintainable, and innovative Android applications that meet user and business needs.

What are some common challenges faced by Android Kotlin developers when working on large-scale applications?

Android Kotlin developers working on large-scale applications often face challenges such as managing complex codebases, ensuring backward compatibility with various Android versions, and optimizing app performance. Collaborating with cross-functional teams—including designers, testers, and backend developers—is crucial for maintaining consistent quality and meeting project deadlines. Regular code reviews, modular architecture, and continuous integration practices help address these challenges, making teamwork and proactive communication essential for success.

What is the difference between Android Kotlin vs Android Java?

AspectAndroid KotlinAndroid Java
Required credentialsKnowledge of Kotlin, Android SDK, Java basicsKnowledge of Java, Android SDK, programming fundamentals
Work environmentAndroid app development, mobile development teamsAndroid app development, mobile development teams
Industry usagePopular for modern Android apps, recommended by GoogleLong-standing language, still widely used in legacy apps
Search and comparison intentHigh overlap in Android development roles, newer languageTraditional language, still relevant in many projects

Android Kotlin and Android Java are both used for Android app development. Kotlin is a modern, concise language officially supported by Google, making it popular for new projects. Java, being older, is still prevalent in existing apps and legacy codebases. Both require knowledge of Android SDK and programming fundamentals, but Kotlin offers more streamlined syntax and features that improve productivity. Choosing between them depends on project requirements and developer preference.

How many Android Kotlin jobs are there?

The number of Android Kotlin jobs varies depending on the region and current market demand, but it remains a popular skill for mobile app development. Job listings often include roles such as Android Developer or Mobile Developer requiring Kotlin proficiency, with opportunities available across tech companies, startups, and freelance platforms.

What are popular job titles related to Android Kotlin jobs in California?

For Android Kotlin jobs in California, the most frequently searched job titles are:

What job categories do people searching Android Kotlin jobs in California look for?

The top searched job categories for Android Kotlin jobs in California are:

Android Kotlin jobs near you
Infographic showing various Android Kotlin job openings in California as of August 2026, with employment types broken down into 19% Full Time, 75% Part Time, and 6% Contract. Highlights an 97% Physical, and 3% Remote job distribution.

Android Engineer (Android/Kotlin,Git/Github)

Syntricate Technologies

Sunnyvale, CA • On-site

Full-time

Re-posted 26 days ago

Job description

Job Summary:
Syntricate Technologies is seeking an experienced Android Engineer with expertise in Android and Kotlin development. The role involves executing Mobile Engineering projects, participating in peer code reviews, and providing mobile engineering support to the business.
Responsibilities:
• Demonstrates uptodate expertise and applies this to the development, execution, and improvement of action plans
• Executes Mobile Engineering projects Participates in the discovery phase of small to medium size Mobile Engineering projects
• Participates in peer code reviews and team development
• Provides and supports the implementation of business solutions
• Provides mobile engineering support to the business
• Troubleshoots business and production issues for mobile devices
Qualifications:
Required:
• Android/Kotlin development expertise
• We are looking for Senior + level Android eng with Kotlin experience.
• Strong Android and Kotlin skillset
• Performance and debugging optimizations related to Android applications
• Demonstrates uptodate expertise and applies this to the development, execution, and improvement of action plans
• Executes Mobile Engineering projects Participates in the discovery phase of small to medium size Mobile Engineering projects
• Participates in peer code reviews and team development
• Provides and supports the implementation of business solutions
• Provides mobile engineering support to the business
• Troubleshoots business and production issues for mobile devices
• Bachelor's Degree in Computer Science or related field and 5 years of experience building scalable ecommerce applications or mobile software
• Experience with mobile software development using Java.
• Experience using distributed source code version control systems (Git/Github)
• Experience with the agile methodology Scrum
• Experience with development of mobile network clients using HTTP protocol, REST APIs and Google Cloud Messaging
• Experience with Google Play APIs : Maps, Location, and Cloud Messaging
• Experience with software debugging techniques (debuggers, loggers, crash report tools)
• Experience with analysis of memory issues such as memory leaks using memory analyzers tools (DDMS, MAT)
• Experience with embedded real time systems with limited resources (memory and processing)
• Experience with Android software development Experience in design patterns, MVC, data structures and algorithms.
• Experience in unit and integration testing Android code.
• Published Android application is required.
Company:
Syntricate Technologies offers quality assurance, validation, regulatory, business analysis, and project management services. Founded in 2004, the company is headquartered in Boston, USA, with a team of 51-200 employees. The company is currently Growth Stage.

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