Contract Senior Software Engineer (React Native)

About the Company:

Stable Kernel is a technology services firm and custom software developer building scalable software solutions for cutting-edge, innovative enterprises to move their business forward. We are headquartered in Atlanta, GA.

We’re a privately held, Great Place to Work Certified Company™ with a multi-award-winning culture and an impressive 10-plus-year trajectory of sustainable growth. At Stable Kernel, we support our employees in ways that help them do some of the best work of their lives.

About the Role:

As a Stable Kernel Senior Software Engineer , you play an essential role in setting our portfolio of world-class clients up for success through the development and delivery of their most innovative, transformational initiatives. You will collaborate daily with other engineers and product team members, make decisions that influence the path of a product roadmap, leverage software development best practices, and become a more well-rounded engineer as you learn new technologies. Your knowledgeable practice, reliability, and consultative nature make you an engineer that stakeholders and teammates trust.

Senior Software Engineers may be classified as individual contributors or people managers with individual contributor responsibilities.

Core Responsibilities Include:

• Technical Impact:
  • Designing and implementing scalable, maintainable React Native components and screen flows that serve both iOS and Android from a shared codebase.
  • Establishing and evolving the front-end architecture, including state management patterns, navigation structure, and shared component libraries.
  • Defining and enforcing code quality standards through pull request reviews, linting rules, and automated checks.
  • Building and maintaining integrations with RESTful APIs and backend-for-frontend (BFF) services, including error handling, caching, and offline-resilient patterns.
  • Collaborating with design to implement UIs, animations, and interaction patterns that feel native on both platforms.
  • Designing test strategies and owning CI/CD pipeline reliability for mobile builds, including unit, integration, and end-to-end testing.
  • Identifying and resolving performance bottlenecks, including render optimization, memory management, and startup time improvements.
  • Providing expert feedback that improves the overall delivery of work.
  • Ensuring a high standard of quality across the project.
  • Using AI-assisted development tools such as Claude Code or Cursor to accelerate delivery while maintaining code quality and architectural standards.
• Business Alignment:
  • Business Alignment:
    • Understanding the client's business and goals and using them to improve the definition of teams’ projects.
    • Identifying opportunities to provide additional value for our clients by suggesting and delivering improvements based on observations.
    • Contributing to the estimation of work for high-level planning and costing that clearly identifies gaps, risks, and assumptions.
  • Interacting with Others:
    • Coordinating with people outside your team, including product and design leadership.
    • Influencing the roadmaps of other teams, especially to get work prioritized that’s required for your own team.
    • Advising people across the Director and VP-levels of the organization.
    • Reporting status for the whole team with a general understanding of where each member's work is.
  • Autonomy & Ambiguity:
    • Designing and supporting long-term roadmaps with limited direction and requiring no direction on project plans.
    • Considering and planning around cross-team dependencies to most effectively break down work across the team.
    • Working within ambiguity to define and break down challenging projects (e.g., projects that are hard to derive benefits from until the end of the project, projects that are very large, or projects that have a lot of uncertainty or require novel solutions).
  • Problem-Solving:
    • Analyzing the effectiveness of decisions and demonstrating accountability for outcomes.
      • Making trade-offs between short-term and long-term solutions.
      • Evaluating trade-offs others are making.
    • Anticipating, recognizing, and mitigating risks to prevent potential roadblocks.
    • Escalating issues and bringing recommended solutions to the table.
  • Leadership:
    • Taking ownership and contributing to process improvements that positively impact the work.
    • Advocating for best practices across your project or client program.
    • Mentoring junior and intermediate colleagues by helping them grow professionally.
      • Setting a positive example by using our company values and imperatives as a north star.
      • Providing regular constructive feedback.
      • Resolving conflicts.
      • Guiding less experienced colleagues through complex projects.
      • Leading team learning sessions.
    • Leading projects.
      • Demonstrating strong project roadmapping skills, including planning, delegating, and monitoring progress.
      • Making critical decisions and driving projects to successful completion.
      • Representing the team in client conversations.

Intimate, Working Familiarity With:

• React Native and the React ecosystem (hooks, context, component lifecycle).
• TypeScript for type-safe front-end development.
• Native mobile development fundamentals on iOS (Swift/Objective-C) and Android (Kotlin/Java), sufficient to debug bridge issues, write native modules, and review platform-specific behavior.
• State management approaches such as Redux, Zustand, or React Context, with an understanding of when each is appropriate.
• Navigation libraries such as React Navigation.
• Mobile CI/CD pipelines, including build signing, device testing, and app distribution (e.g., Fastlane, Bitrise, Jenkins, or similar).
• SCM tools such as Git, including branching strategies suited to mobile release cadences.
• Automated testing frameworks such as Jest, React Native Testing Library, and Detox or Appium for end-to-end tests.
• Experience implementing deep linking and universal links.
• App store submission processes and over-the-air update mechanisms (e.g., CodePush or EAS Updates).
• Accessibility standards for mobile (VoiceOver, TalkBack) and responsive layout patterns.

General Requirements:

• 7-10 years of development experience with an emphasis on React Native.
• Extensive experience serving as a trusted consultant to stakeholders and cross-functional teams, providing expert guidance on backend service design, delivery, and integration.
• Degree in Computer Science or relevant field or experience.

Nice to Haves:

• Familiarity with feature flagging and progressive rollout tools such as LaunchDarkly or similar.
• Experience with Expo and EAS tooling for managed React Native builds, updates, and distribution.
• Experience with TanStack Query (React Query) for server-state management, caching, and data synchronization patterns.
• Experience integrating analytics and instrumentation SDKs (e.g., Firebase, Amplitude).
• Exposure to GraphQL or BFF patterns in a mobile context.
• Experience working with design systems or shared component libraries across multiple teams.

A Bit More Info:

Minimum Base Compensation: $85 per hour

This is a contract position.

Stable Kernel operates a People Before Place Hybrid model, allowing most employees to choose where they can do their best work most days.

Minimal travel is associated with this role.

*Note – We are not sponsoring employment visas at this time. If you are currently in possession of an employment visa, it will need to be effective for at least 3 years from the date of your application for your candidacy for employment to be considered.

Stable Kernel’s culture is inclusive and expansive. We celebrate diversity in its many glorious forms and do not discriminate based on race, religion, color, national origin, gender role orientation, sexual orientation, age, marital status, veteran status, or disability status.

However, we will discriminate against those unwilling to comply with the practice of our company values:

• we work with integrity always
• we respect our work and each other
• we are dedicated to life-long learning and sharing
• we stay hungry for new challenges

If you are like-minded in this regard, we hope you will apply. We look forward to meeting you.