1

Junior Mobile Application Developer Jobs in California

Mobile Application Developer Duration: 1 year with possible extensions. The Merchant & Acquiring ... junior developers Review and challenge requirements and implementations designs Conduct peer ...

Android Mobile Application Developer

Cupertino, CA · On-site

$68.75 - $90.25/hr

At least 5 years of experience in building Java/J2EE application; Passionate and enthusiastic about mobile development and new mobile opportunities; Exceptional analytical and problem solving skills;

The senior mobile application developer is responsible for the handson design, development, and ... Mentor junior and midlevel engineers through technical guidance, reviews, and knowledge sharing

The senior mobile application developer is responsible for the hands-on design, development, and ... Mentor junior and mid-level engineers through technical guidance, reviews, and knowledge sharing

next page

Showing results 1-20

Junior Mobile Application Developer information

What are the key skills and qualifications needed to thrive as a Junior Mobile Application Developer, and why are they important?

To thrive as a Junior Mobile Application Developer, you need a solid understanding of programming languages (such as Java, Kotlin, or Swift), basic UI/UX principles, and a relevant degree or coursework in computer science or software engineering. Familiarity with integrated development environments like Android Studio or Xcode, version control systems like Git, and knowledge of APIs are commonly expected. Strong problem-solving abilities, attention to detail, and effective communication skills help you collaborate and adapt in a fast-evolving environment. These skills are vital for building reliable, user-friendly apps and effectively contributing to development teams.

What are some typical challenges a Junior Mobile Application Developer might face in their first year on the job?

As a Junior Mobile Application Developer, you may encounter challenges such as adapting to rapidly changing technologies, learning company-specific coding standards, and debugging complex issues in both Android and iOS environments. Collaborating effectively with designers, QA testers, and senior developers is also essential, as communication gaps can impact project timelines. Overcoming these challenges often involves proactive learning, seeking feedback, and leveraging mentorship opportunities within your team.

What does a Junior Mobile Application Developer do?

A Junior Mobile Application Developer assists in designing, developing, and maintaining mobile applications for platforms like Android and iOS. They work under the supervision of senior developers, writing code, fixing bugs, and testing new features to improve app functionality and user experience. This role often involves collaborating with designers, product managers, and other team members to deliver high-quality mobile apps. Junior developers are also expected to stay updated on the latest mobile technologies and best practices while continuously learning to advance their skills.

What is the difference between Junior Mobile Application Developer vs Mobile App Developer?

AspectJunior Mobile Application DeveloperMobile App Developer
Experience LevelEntry-level, 0-2 yearsMid to senior level, 2+ years
ResponsibilitiesAssisting in app development, testing, bug fixingDesigning, developing, and maintaining mobile applications
Required SkillsBasic knowledge of programming languages (Java, Swift), UI/UX fundamentalsAdvanced coding skills, architecture design, problem-solving
Work EnvironmentTeam collaboration, supervised tasksIndependent work, project ownership

The main difference between a Junior Mobile Application Developer and a Mobile App Developer lies in experience, responsibilities, and skill level. Junior developers typically assist with development tasks and have foundational skills, while Mobile App Developers handle more complex projects independently. Employers often seek more experience for Mobile App Developer roles, making the Junior role ideal for those starting their careers.

What are the most commonly searched types of Mobile Application Developer jobs in California? The most popular types of Mobile Application Developer jobs in California are:
What cities in California are hiring for Junior Mobile Application Developer jobs? Cities in California with the most Junior Mobile Application Developer job openings:
Infographic showing various Junior Mobile Application Developer job openings in California as of July 2026, with employment types broken down into 77% Full Time, 17% Part Time, 1% Temporary, and 5% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution.

Mobile Application Developer

Collabera

Foster City, CA • On-site

Contractor

Re-posted 13 days ago


Job description

Company Description

We provide cost-effective, high quality IT resources to meet talent needs through Staff Augmentation, Global Talent Management, Value Added Services through CLASS (Competency Leveraged Advanced Staffing & Solutions) Permanent Placement Services and Vendor Management Programs.
Collabera has been a leader in IT staffing for over 24 years and is one of the largest diversity IT staffing firms in the industry. We are known for our high-touch, customer-centric approach, offering our clients unmatched quality, responsiveness and flexibility. We are appreciated by our clients for our streamlined execution, highly efficient service and exceptional talent management that go above and beyond traditional staffing services. Collabera has been named the Best Staffing Firm to Work For in the large firm category by Staffing Industry Analysts, the global advisor on contingent work, for four consecutive years.

Job Description

Position Details:
Industry: Payment/Finance
Work Location: Foster City, CA
Job Title: Mobile Application Developer
Duration: 1 year with possible extensions.
The Merchant & Acquiring Processing team is looking for talented engineers for the Foster City office to drive the evolution of mobile payment solutions and to build enterprise mobile enablement practice. You will work closely with UX, product management, and other teams to conceive, design, and create unique payment & analytics capabilities on the mobile device . Your will work closely with various stakeholders to help establish mobile development standards. We are looking for someone with serious iOS & Android Software Development skills, strong interest in all things mobile, and a passion for delivering high quality, rock-solid apps.
Must Have Skills:
    Must have IOS and Android, app development experience.
    Manager said Rest java hands-on experience will be key for this role
Nice to Have Skills:
    Financial, payments background is nice but not a must haveKey
Responsibilities:
    Design, lead and implement iOS & Android mobile application as part of our Mobile UI team
    Interface with various stakeholders and establish rock solid mobile enablement practice
    Work as part of scrum team executing the product requirements by working with UX, product management and other teams in an agile manner
    Provide subject matter expertise for mobile platform
    Develop mobile framework and UI based on best practices
    Execute POCs for visionary initiatives
    Work independently and provide guidance to junior developers
    Review and challenge requirements and implementations designs
    Conduct peer reviews for implementation of new features
    Communicate status frequently in daily Scrum
    Participate in cross-group and internal customer feature demos

Qualifications

Qualifications:
    Bachelors in Computer Science or other technical field
    8+ years of overall software development experience
    4+ years of professional experience in developing iOS & Android mobile applications
    Expertise in Android SDK, Java and related technologies
    Strong computer science fundamentals in data structures, algorithms and complexity analysis
    Passion for user experience and knowledge of Android Application Patterns
    Passion for Mobile Apps
    Knowledge of web services standards and related technologies (REST)
    Familiarity with web service development, DBMS, SQL, UNIX shell scripts is a plus
    Experience with tools like Rally, JIRA, Sharepoint, wiki, etc
    Experience with Agile development methodology
    Sound planning, organizational and problem solving skills, excellent project management skills
    Ability to provide thought leadership on mobile excellence and practice
    Ability and desire to learn new skills and take on new initiatives
    Excellent verbal and written communication skills
    Thrive in self-motivated internal-innovation driven environment

Additional Information
  • straight to on-site Interviews.