Senior Mobile App Developer (Remote)

HarperCollins Publishers

7d•$120,000 - $145,000•Remote

About The Position

HarperCollins Christian Publishing is committed to building a diverse and inclusive team and highly values diverse backgrounds and insights that fuel our innovation. HarperCollins Christian Publishing is looking for a fully remote senior mobile app developer with an emphasis in React Native to serve as a developer on apps for Bible Gateway and Jesus Calling, with millions of monthly users. This role involves maintaining and improving existing codebases, implementing new features, and ensuring app stability and performance while collaborating with a small team of developers and stakeholders. If you're ready to challenge yourself and create exceptional digital experiences for a global audience, we want you on our team.

Requirements

3-5 years of experience with React Native.
React Native (including audio) and Expo.
In-app purchases, (including subscriptions).
JavaScript/Typescript.
HTML, CSS, and WebViews for HTML formatting and displaying web content.
Mobile platforms (Android and iOS).
State Management (Redux, Sagas)
Project management/bug tracking (e.g., Jira).
Figma for receiving designs.
Firebase for managing analytics and crash reporting.
Agile software development methodologies.
AI-assisted development tools (e.g., GitHub Copilot, Cursor, Claude).
5+ years of programming experience.
Bachelor’s degree in computer science or equivalent experience.
Strong experience with React Native.
Javascript/Typescript
Knowledge of one or more compiled languages (Swift, Objective C, Kotlin, Java).
Knowledge of HTTP-based APIs.
Sweats the details to work on a variety of platforms.
Considers accessibility in development.
Ability to implement screens and flows from mockups provided by designers.
Ability to translate analytics and behavioral data into interface design.
Ability to bring clarity to complex projects.
Adept with current tools and open to using new tools to improve workflow.

Nice To Haves

A portfolio or record of successful app delivery is a plus.
Familiarity with Bibles and Bible study is a plus.

Responsibilities

Manage existing codebases, improving code quality and app stability. The existing apps are primarily React Native / Expo but do contain limited native code (Objective C, Swift, Java, and Kotlin) that may occasionally require debugging.
Implement features as requested by internal stakeholders based on feature roadmaps.
Coordinate with a project manager and a small team of internal and contract developers to deliver features and releases.
Assist with submission process to Apple, Google, and Amazon app stores.
Release new versions of the apps on a consistent cadence (approximately monthly).
Collaborate with designers to ensure a seamless and engaging user experience across all devices.
Follow QA processes and security requirements and use error-tracking systems to fix issues both pre- and post-release.
Participate in code reviews.
Stay current with technical developments in the field of mobile apps to adequately respond to the technology demands of the marketplace.
Stay current with frequent updates to Apple and Google app development standards, including technical and privacy requirements.

Benefits

In addition to cash compensation, the company provides a comprehensive and highly competitive benefits package, with a variety of physical health, retirement and savings, caregiving, emotional wellbeing, transportation, and other benefits, including "elective" benefits employees may select to best fit the needs and personal situations of our diverse workforce.

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