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Android Kotlin Jobs in California (NOW HIRING)

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 ...

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.

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 ...

Responsibilities : • Strong experience in mobile application architecture • Hands on expertise in Android (Kotlin/Java) and/or iOS (Swift) • Experience with cross platform frameworks (React ...

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Android Kotlin information

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 are Android Kotlin developers?

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 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.

What are the key skills and qualifications needed to thrive as an Android Kotlin Developer, and why are they important?

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 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:
Infographic showing various Android Kotlin job openings in California as of July 2026, with employment types broken down into 19% Full Time, 74% Part Time, and 7% Contract. Highlights an 98% Physical, and 2% Remote job distribution.

Senior Software Engineer, Android (Kotlin)

Doximity

San Francisco, CA • On-site, Remote

$164K - $220K/yr

Other

Medical, Dental, Vision, Life, Retirement

Re-posted 29 days ago


Job description

Doximity is transforming the healthcare industry. Join our mission to help every physician be more productive and provide better care for their patients. As medicine's largest network in the United States, there's an elevated level of responsibility in everything we do. We don't take that responsibility lightly and are committed to building diverse teams with an inclusive culture that can make a direct impact on the healthcare system.

One of Doximity's core values is stretching ourselves. Even if you don't check off all the boxes below we encourage you to apply. Doximity is full of exceptional people who bring their own unique experiences to work everyday and make us all better for it!

We put mobile first. We have built and maintain multiple fully-native Android and iOS apps that healthcare professionals use on a daily basis to increase productivity and provide better patient care. Our team brings a diverse set of technical and cultural backgrounds and we like to think pragmatically in choosing the tools most appropriate for the job at hand.

Our primary Android app uses Clean Architecture, written 100% in Kotlin. It is written in 100% Jetpack Compose and Composable Presenters, which has drastically decreased feature development time and has made the development process much more pleasant. Click here to get more information about our stack on each platform. 

We are looking for a talented Android Software Engineer to join our team of 10 Android engineers. Doximity is based in San Francisco, CA, but our entire Android team is remote! We embrace remote work life, using industry standard tools to collaborate. 

This role can be filled in our San Francisco headquarters OR remotely in the U.S.

About You

  • Advanced knowledge of Kotlin
  • At least 7 years of professional experience with Android development using the Android SDK
  • Experience with the entire app development process, from development to shipping on Google Play
  • Some experience with Clean Architecture is preferred
  • Some experience with AI agentic development is preferred
  • You stay up-to-date with latest patterns and libraries from the Android community
  • You have experience with both JUnit and instrumentation testing on Android
  • You possess an understanding of design patterns and with an eye for detecting their use case in the code
  • Experience with async patterns, and network communication
  • You are able to self-manage and have impeccable follow-through
  • You are an clear communicator able to get your point across concisely and cohesively
  • You have the desire to teach others how to excel as software engineers

How You'll Make an Impact

  • You'll collaborate with a team of product managers, designers, QA, and other developers to drive mobile projects from beginning to end
  • You'll be included in decision-making and will weigh in on balancing factors like scope, complexity, and timing
  • You'll architect your code in a way that encourages and allows for flexible, modular, and reusable code
  • You'll encourage growth within the team by participating in mentorship, knowledge sharing, and thorough code reviews
  • You'll help keep our apps robust by writing tests, monitoring, reporting, and troubleshooting bugs

Compensation

The US total compensation range for this full-time position is $164,000 - $220,000 (inclusive of salary + equity). Our ranges are determined by role and level. The range displayed on each job posting reflects the approximate total target compensation for the position across the US. Within the range, individual pay is determined by factors including relevant skills, experience, and education/training. Please note that the compensation listed does not include benefits.

More on Benefits/Perks

Doximity is proud to offer industry-leading benefits to our full-time employees. Some of our offerings include: 

  • Medical, dental, vision offerings for you and your family
  • 401k with matching program
  • Employee stock purchase plan
  • Family planning support, Childcare FSA, and parental leave
  • Life, AD&D, and Disability
  • Generous time off, holidays and paid company trips
  • Wellness benefits...plus many more!

More About Doximity...

For the past decade, it's been our mission to help every physician be more productive so they can provide better care for their patients. We believe that when doctors are connected, the healthcare system works better and patients benefit. Doximity enables our verified clinician members to collaborate with colleagues, stay up-to-date with the latest medical news and research, manage their careers, and conduct virtual patient visits. Today, Doximity is the leading digital platform for U.S. medical professionals, with over 85% of physicians, 50% of all nurse practitioners and physician assistants, and 90% of graduating medical students as members. 

Joining Doximity means being part of an incredibly talented and humble team passionate about improving inefficiencies in our $4.3 trillion U.S. healthcare system. We are a team of doers who solve problems everyday by treating obstacles like an adventure, and we love creating technology that has a real, meaningful impact on people's lives. Doxers are committed to working towards a more equitable world both within and beyond our office walls. This starts by fostering an inclusive and diverse work environment where differences are valued and all employees are encouraged to bring their full, authentic selves to work daily. To learn more about our team, culture, and users, check out our careers page, company blog, and engineering blog. We're growing fast, and there's plenty of opportunity for you to make an impact-join us! For more information, visit Doximity.com.

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EEOC Statement

Doximity is proud to be an equal opportunity employer, and committed to providing employment opportunities regardless of race, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, pregnancy, childbirth and breastfeeding, age, sexual orientation, military or veteran status, or any other protected classification. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law.