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Huge

Senior UI Engineer

RemoteColombia only
Published
Role
Mobile
Experience
Senior
Company size
Enterprise
Salary not disclosed
Check eligibility

Open to CO only. Set where you work from to check your eligibility.

No BS summary

Senior mobile UI engineer in Colombia with 5+ years of mobile engineering experience and deep Kotlin/Android UI specialization. Must have shipped 2+ public apps and know Jetpack Compose, GitHub Actions CI/CD, REST/GraphQL APIs, mobile security, push notifications, and payments. Swift or React Native familiarity and cloud experience required.

Core skills

KotlinJetpack ComposeAndroid

Required skills

Swift/React NativeGitHub ActionsGCP/AWS/AzureREST/GraphQLNode.jsOAuth2OIDCPKCEAndroid KeystoreJUnitMockKEspressoWebViewWCAG

What you'll do

  • Partner closely with Design and Product teams to translate complex UX/UI designs into polished, responsive, and performant Kotlin mobile interfaces.
  • Drive end-to-end integration of core app capabilities, including push notification infrastructure, payment gateways/processing, and advanced mobile app security protocols.
  • Own the release process and maintain build hygiene, leveraging continuous integration tools to ship updates smoothly to public app stores.
  • Design and build automated CI/CD pipelines using GitHub Actions to optimize testing, build times, and deployment cadence.
  • Collaborate with backend teams on API design and documentation; leverage working knowledge of backend ecosystems (e.g., Node.js) to ensure efficient data orchestration and smooth mobile-to-API communication.
  • Serve as the Kotlin/Android SME while collaborating across cross-functional mobile stacks (including Swift or React Native) to ensure alignment on shared client projects.

What they require

  • 5+ years of mobile engineering experience, with a primary focus on native Kotlin development.
  • Demonstrated experience launching at least 2+ apps on public app stores.
  • Direct hands-on experience implementing push notifications, payment processing (e.g., Stripe, In-App Purchases), and mobile app security best practices.
  • Familiarity or hands-on experience with Swift (iOS) or cross-platform solutions such as React Native.
  • Proven experience building and maintaining CI/CD pipelines using GitHub Actions.
  • Practical experience working alongside at least one major public cloud platform (GCP, AWS, or Azure).
  • Strong understanding of REST/GraphQL API design, API documentation standards, and basic backend concepts (e.g., Node.js).
  • Excellent written and verbal communication skills, with a collaborative mindset for working with client teams and cross-functional discipline leads.
  • Deep hands-on experience with Jetpack Compose (and interop with legacy View-based UI where needed).
  • Practical experience with OAuth2/OIDC token flows, PKCE, secure credential storage (Android Keystore), and certificate pinning.
  • Demonstrated experience with JUnit, MockK, and Espresso, and familiarity with contract testing against API specifications.
  • Experience integrating hosted third-party flows via WebView (e.g., hosted payment pages) and implementing deep links / app links.
  • Working knowledge of mobile accessibility guidelines (WCAG) and platform accessibility tooling.
  • If the selected candidate holds a degree in Engineering or a related profession, they must present their professional license.

Benefits

  • Workers shall not be required to pay employers’ or agents’ recruitment fees or other related fees for their employment.
  • If any such fees are found to have been paid by workers, such fees shall be repaid to the worker.

Huge

Huge is a design and technology company. We create products and experiences that grow the world’s most ambitious brands.

Digital AgencyEnterprise

Details

Apply routeGreenhouse
Salary not disclosed