Mobile Developer Jobs in California

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W2 Only -- Mobile Developer Engineer -- San Francisco, CA (Onsite)

HuMetis Technologies Inc

San Francisco, California, USA

Contract

W2 Only -- Mobile Developer Engineer -- San Francisco, CA (Onsite) Job Description: This is a hands-on engineering role for building, supporting, and enhancing native mobile applications (iOS or Android).The ideal candidate is either a Full Stack Developer or has strong Java backend experience, with a solid foundation in mobile frameworks, front-end design, and backend service integration Required Skills: Typically requires 5-7 years of experience.Full stack developer or Java Programming as Pr

Remote - iOS Developer - Mobile Developer

Diversified Technology, Inc.

Remote

Third Party, Contract

Remote - Mobile Developer - Android / iOS Developer As a Mobile Solutions Architect Contractor, you will design and implement mobile solutions to meet client requirements and enhance user experience. Develop and document mobile application architecture and design specifications. Evaluate and select appropriate mobile technologies and frameworks. Ensure mobile solutions are scalable, secure, and maintainable. Collaborate with developers to integrate mobile solutions with existing systems. Trouble

Hybrid Mobile Developer

Security Service Federal Credit Union

Remote

Contract

Core Values: All employees should demonstrate our SSFCU core values -- Caring, Innovative, Honest, Fair and Dedicated -- while providing enthusiastic, professional, and courteous service to SSFCU members and employees. What You Will Do: Help create and manage test hybrid mobile applications for critical, large-scale customer experiences, using tools such as Angular. Works with manager to design, develop, code, test, and debug apps for smartphones, tablets, and other mobile devices. Utilize one

Accessibility Web Developer (Mobile + Web)

Allwyn Corporation

Remote

Contract, Third Party

NOTE:This is 4 month contract only. 40 Hrs / per week. We are looking for a skilledFront-End Developerwho can contribute across bothmobile and web (.com)platforms. The ideal candidate will have hands-on experience withAngular and Ionic frameworks, and a strong understanding ofADA complianceto ensure accessibility standards are met across all digital experiences. Responsibilities: Develop and maintain responsive and accessible applications across mobile and web platforms.Collaborate with UI/UX

Mobile Application Developer with "Appium" (W2-All VISA) Local to CA

HuMetis Technologies Inc

San Francisco, California, USA

Contract

Job Title Mobile Development Engineer Location San Francisco, CA (Onsite) Duration Long Term Job Description This is a hands-on engineering role for building, supporting, and enhancing native mobile applications (iOS or Android).The ideal candidate is either a Full Stack Developer or has strong Java backend experience, with a solid foundation in mobile frameworks, front-end design, and backend service integration Required Skills: Typically requires 5-7 years of experience.Full stack developer

Jr Android Developer - San Leandro, CA "Local preferred"

InfiCare Technologies

San Leandro, California, USA

Contract

Position: Jr Android Developer "Local preferred" Location: San Leandro, CA Mode Of hire: Long Term Contract Mode of work: Onsite Responsibility: At least 3+ years of in-depth, recent Android mobile app development using the Android SDK. Experience of designing and building enterprise applications for the Android platform. Extensive Kotlin experience is a must Experience with Gradle, JetPack Compose is a must Good to have experience with Appollo Client GraphQL Experience working with and conne

Mobile & Web Developer with Angular/Ionic + ADA

Allwyn Corporation

Remote

Contract, Third Party

Job Title: Mobile & Web Developer with Angular/Ionic + ADA Location: Remote Job Overview We are looking for a skilled Front-End Developer who can contribute across both mobile and web (.com) platforms. The ideal candidate will have hands-on experience with Angular and Ionic frameworks, and a strong understanding of ADA compliance to ensure accessibility standards are met across all digital experiences. Responsibilities: Develop and maintain responsive and accessible applications across mobile

Mobile IOS Developer

Adobe Systems

San Jose, California, USA

Full-time

Our Company Changing the world through digital experiences is what Adobe's all about. We give everyone-from emerging artists to global brands-everything they need to design and deliver exceptional digital experiences! We're passionate about empowering people to create beautiful and powerful images, videos, and apps, and transform how companies interact with customers across every screen. We're on a mission to hire the very best and are committed to creating exceptional employee experiences wher

Senior Mobile/Web Application Developer

URSI Technologies Inc.

Remote

Contract

Senior Mobile/Web Application Developer Remote Long Term Responsibilities : - Mobile Expertise: Swift/SwiftUI and Kotlin/Jetpack Compose; React Native a plus - Backend Skills: Node.js or Python APIs, cloud deployment (AWS/Google Cloud Platform/Azure) - Data & Design: PostgreSQL or MongoDB; clean UI/UX implementation - Proven Delivery: 3+ years building and publishing iOS/Android apps in App Stores - Collaboration: Git-based teamwork, unit testing, app store compliance Must Haves: - Experi

Remote - Android Developer

Diversified Technology, Inc.

Remote

Third Party, Contract

Remote - Mobile Developer - Android / iOS Developer As a Mobile Solutions Architect Contractor, you will design and implement mobile solutions to meet client requirements and enhance user experience. Develop and document mobile application architecture and design specifications. Evaluate and select appropriate mobile technologies and frameworks. Ensure mobile solutions are scalable, secure, and maintainable. Collaborate with developers to integrate mobile solutions with existing systems. Trouble

3D Graphics-Immersive Innovation Intern (Product RD and Infrastructure-Mobile OS-PICO Foundation) - 2025 Summer (BS/MS)

TikTok

San Jose, California, USA

Full-time

Location : San Jose Employment Type : Intern Job Code : A47525 Apply to this job Share this listing: Responsibilities Team Introduction The PICO Foundation - Developer Technology Team is at the forefront of building innovative, developer-facing solutions for the XR (Extended Reality) ecosystem. Our mission is to empower developers with the tools, frameworks, and support they need to create cutting-edge XR experiences. In addition to our core development work, we collaborate closely with t

Mobile Application Engineer

P2PSoftTek Inc

Los Angeles, California, USA

Third Party, Contract

Title: Mobile Application DevOps Engineer Location: Sylmar, California (onsite) Description Design, implement, and maintain CI/CD pipelines for mobile applications on iOS and Android platforms. Solid technical knowledge about implementing fully automated CI/CD Solid development skills in any coding language such as JAVA, .NET, Swift or other Collaborate with development teams to ensure seamless integration and deployment of mobile applications. Monitor and optimize application performance, ensur

.NET MAUI Mobile Software Engineer - REMOTE

PRS

Remote

Full-time

.NET MAUI Development - Remote Our client is looking to augment their team with an experienced Mobile Software Engineer to assist in the implementation of cloud-based systems used by large corporations. This would predominantly be new development Requirements: .NET MAUI preferred, although Xamarin experience could suffice as wellAny of the following would of course be a plus but ARE NOT required: Azure / .NET Core / microservices / Docker/Kubernetes, etc.Work Auth: US / GCThis is a best of all w

Senior Mobile Engineer

Epic Games

Los Angeles, California, USA

Full-time

WHAT MAKES US EPIC? At the core of Epic's success are talented, passionate people. Epic prides itself on creating a collaborative, welcoming, and creative environment. Whether it's building award-winning games or crafting engine technology that enables others to make visually stunning interactive experiences, we're always innovating. Being Epic means being a part of a team that continually strives to do right by our community and users. We're constantly innovating to raise the bar of engine an

REMOTE React Native Developer

Apex Systems

Remote or Indianapolis, Indiana, USA

Full-time

Job#: 2076561 Job Description: Role: REMOTE React Native Mobile Developer Location: Remote Type: Contract to Hire Responsibilities Design, develop, and maintain high-quality mobile applications using React Native for both Android and iOS platforms. Support the development of new features from inception to release in an Agile project setting. Collaborate with designers, product managers, and other developers to ensure the best user experience and technical performance. Establish and promote m

.NET MAUI Software Engineer

PRS

Remote

Full-time

.NET MAUI Development - Remote Our client is looking to augment their team with an experienced Mobile Software Engineer to assist in the implementation of cloud-based systems used by large corporations. This would predominantly be new development Requirements: .NET MAUI cross-platform Mobile preferred, although Xamarin/WPF experience could suffice as wellAny of the following would of course be a plus but ARE NOT required: Azure / .NET Core / microservices / Docker/Kubernetes, etc.Work Auth: US /

Mobile Software Engineer, Android Performance

TikTok

San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A103187 Apply to this job Share this listing: Responsibilities TikTok's Creation Experience team delivers the core video production technologies across mobile platforms, enabling hundreds of millions of TikTok creators to tell their stories, express their emotions, and convey their knowledge in the format of short-form videos. We are looking for enthusiastic mobile developers at various levels of experience to work on TikTok's core

Senior Mobile Software Engineer, Android Performance

TikTok

San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A80633 Apply to this job Share this listing: Responsibilities TikTok's Creation Experience team delivers the core video production technologies across mobile platforms, enabling hundreds of millions of TikTok creators to tell their stories, express their emotions, and convey their knowledge in the format of short-form videos. We are looking for enthusiastic mobile developers at various levels of experience to work on TikTok's core t

Senior Mobile Engineer - Flutter - IOS - TVOS - Los Angeles

Motion Recruitment Partners, LLC

Los Angeles, California, USA

Full-time

This position is onsite, 5 days a week, in West Los Angeles. We are building out a next-generation operating system for televisions. A smart responsive AI platform that transform TV to an active assistant. We are looking for a Senior Mobile Engineer with experience with flutter and IOS development. Experience with OTA(over the air) and AI is a big plus This is a startup. Candidates should be prepared to have the startup grind and hustle mentality. Required Skills & Experience Bachelor's degre

Mobile Software Engineer - TikTok Open Platform

TikTok

San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A255485 Apply to this job Share this listing: Responsibilities The TikTok Open Platform team is on a mission to build a platform that bridges content, people and business in TikTok ecosystem. The team focuses on building cross-platform features for both developers and TikTok users, including APIs, SDKs, and InApp services. The platform will enable more interactions across TikTok and its broader ecosystem, enhancing cross-product bus