Senior Software Engineer (Mobile) – Backfill

Senior Software Engineer (Mobile) – Backfill

Client: IBM / Cencora
Location: Remote
Employment Type: Contract
Rate: $55–$58/hr

Job Description

We are seeking a Senior Software Engineer (Mobile) to join an agile product development team focused on building a new React Native mobile application that interacts with enterprise APIs. This role will play a critical part in modernizing and replacing an existing mobile application, influencing design and implementation decisions from the ground up.

The ideal candidate is a hands-on senior engineer who can work with minimal supervision, take ownership of major areas of the codebase, and proactively propose technical solutions. You will reimplement existing functionality, continuously add new features, and ensure long-term maintainability through strong architectural and implementation practices.

Responsibilities

• Design, develop, and maintain a React Native mobile application

• Modernize and reimplement existing mobile functionality

• Own architectural decisions, implementation patterns, and code quality

• Collaborate closely with product owners and stakeholders in an Agile environment

• Participate in short iteration cycles, planning sessions, and retrospectives

• Follow Test Driven Development (TDD) and peer code review practices

• Work independently while proactively communicating progress, risks, and blockers

• Contribute to a remote-first team culture using async collaboration, video calls, and screen sharing

Required Skills

• Strong experience with JavaScript

• Hands-on experience with React Native

• Proficiency in HTML and CSS

• Strong UI/UX mindset (user stories, solution design, usability)

• Experience shipping and maintaining production mobile applications

• Knowledge of modern React patterns (hooks, state management)

• Experience integrating with RESTful APIs

• Ability to work independently with minimal supervision

Experience & Education

• Bachelor’s degree in Computer Science or related field, or equivalent work experience

• 5+ years of application development experience

• Strong frontend-focused background with React and JavaScript

• Proven ability to analyze complex problems across business domains and deliver effective solutions

Nice to Have Skills

• TypeScript

• Web or Mobile UI/UX Design experience

• Docker / Podman

• Experience with App Store Connect and Google Play Console