20 Apr
Sr. Full Stack Flutter Mobile App Developer
California, Brea , 92821 Brea USA

Vacancy expired!

Sr. Full Stack Mobile App Developer MUST HAVE: Flutter, Kotlin and SwiftOrange County, CA Contract to hire Technical Skills

  • BS in Computer Science or equivalent
  • Track record of delivering high-quality mobile software that customers love
  • Minimum 10 years of IT hands-on mobile app development experience
  • Minimum 1 year working as a full-time professional mobile developer experience in Flutter.
  • Proven experience with Kotlin on Android or Swift on iOS
  • Ability to design and build from scratch.
  • Published at least one app on Google/Apple Play Stores
  • Networking and integrating third-party APIs.
  • Experience integrating with RESTful API backends
  • Experience with security and cryptography principles including experience with iOS secure enclave and keychain
  • Strong understanding of object-oriented design best practices
  • Deep experience contributing to and managing high-scale production mobile apps
  • Knowledge of researching and preparing detailed functional specifications
  • Good knowledge of estimating, planning and tracking development tasks
  • Experience with debugging production issues and resolving them
  • Experience with identifying application performance bottlenecks and resolving them
  • In depth hands-on experience with continuous integration practices, processes and tools (Jenkins, JUNIT, GitLab)
  • Proficient in writing configurable, maintainable and testable code in a highly collaborative environment
Soft Skills
  • Excellent written and verbal communication skills
  • Excellent teamwork and interpersonal skills
  • Works well as a member of a group
  • Ability to work in a semi-structured environment where requirements and priorities are dynamic.
  • Self-Motivated to perform without outside help
  • Worked in onsite/offshore model
  • Mentor other engineers while raising the bar on the team's technical excellence.
If interested, please send your resume to Schuyler Harris EEO Employer Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or

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