Senior Mobile Engineer, iOS/Android - US-Based

15 hours, 23 minutes ago
Full-time
Senior
Mobile Development
Toptal

Toptal

Toptal is a curated talent marketplace connecting freelance software developers, designers, finance experts, product managers, and project managers with businesses globally. With a focus on top 3% talent in software engineering, design, and finance, To...

Construction & Engineering
5K-10K
Founded 2010
$4M raised

Description

  • Own the architecture, delivery, and quality of the consumer app across iOS and Android.
  • Design and ship the commerce experience, including checkout, payments, order tracking, and post-purchase flows.
  • Build the computer-vision measurement pipeline, including AprilTag detection, pose estimation, camera calibration, multi-frame fusion, and capture UX.
  • Develop the BLE and Wi‑Fi connectivity layer, device provisioning, firmware update flow, and ongoing device control surface in partnership with firmware engineering.
  • Set up and maintain production mobile infrastructure, including CI/CD, crash reporting, analytics, feature flags, and release management.
  • Collaborate with design on onboarding, error states, and other consumer-grade interaction details.
  • Contribute to mobile team growth through technical leadership, interviewing, and mentorship.
  • Work independently and self-manage priorities and deadlines in a fast-paced environment.
  • Partner closely with hardware, firmware, and product stakeholders to define app behavior and API contracts.

Requirements

  • Bachelor’s degree is required.
  • 5+ years of experience shipping production consumer mobile apps.
  • At least one publicly available app that you built or significantly contributed to.
  • Deep expertise in at least one native platform, such as Swift/SwiftUI or Kotlin/Compose, and working knowledge of the other.
  • Cross-platform shipping experience is preferred.
  • Direct experience shipping commerce features, including checkout and payments with Stripe, Apple Pay, or Google Pay.
  • Hands-on mobile computer vision experience, including camera calibration, coordinate frames, pose estimation, and homographies.
  • Experience with AprilTag, ArUco, ChArUco, or comparable fiducial or feature-based tracking work is required.
  • Equivalent experience in SLAM, photogrammetry, or AR measurement may be considered.
  • Experience with connected hardware such as BLE, Wi‑Fi provisioning, OTA firmware updates, Matter/Thread, HomeKit, or Google Home.
  • Background in AR, 3D reconstruction, or spatial computing is preferred.
  • Experience at an early-stage startup, especially one shipping both hardware and software, is preferred.
  • Subscription or recurring-revenue commerce experience is preferred.
  • Comfort working closely with designers and hardware/firmware engineers.
  • Outstanding written and verbal communication skills.
  • Applicants must reside in New York or be willing to relocate there.
  • Applicants must already be authorized to work in the US; no visa sponsorship or assistance is offered.
  • Resumes and communication must be submitted in English.

Benefits

  • Base salary plus eligibility for a discretionary bonus.
  • Medical, dental, and vision insurance plans.
  • 401(k) retirement plan.
  • Basic life insurance coverage.
  • Short-term and long-term disability coverage.
  • Flexible spending, dependent care, and health savings accounts.
  • Access to telehealth virtual doctors.
  • Employee assistance program.
  • Flexible paid time off.

Interested in this position?

Apply directly on the company website

Apply Now

Similar Roles

Senior POS Mobile Engineer

Moniepoint 1K-5K Diversified Financial Services

Moniepoint is hiring a Senior Mobile Engineer to build and maintain high-performance Android-based POS terminal applications that support secure, scalable payment transactions across large-scale environments.

Android CI/CD Encryption Flutter Java Kotlin REST API SQLite WebSockets
22 hours, 15 minutes ago

Software Engineer II (Marketing & Mobile)

Sezzle 251-1K Diversified Financial Services

Sezzle is hiring a Software Engineer II for its Marketing & Mobile Engineering team to build and improve systems and mobile experiences that power lifecycle messaging, attribution, content delivery, and user engagement.

Android AWS CI/CD Contentful Elasticsearch Git GitLab Go GraphQL iOS Kubernetes Microservices MySQL PostgreSQL Python React React Native Redash REST API TypeScript
1 day, 21 hours ago

Senior Mobile Engineer (Objective-C / Cocos - Live Game Evolution)

UserWise 1-10 Internet Software & Services

UserWise Services is hiring an engineer to maintain and modernize a live mobile game built with Objective-C and Cocos, with the goal of improving performance, shipping features, and supporting the game’s next stage of growth.

C++ iOS Mobile Development Objective-C
3 days, 10 hours ago

SR Mobile Engineer MS046KA

Coderio 51-250 Internet Software & Services

Coderio is hiring a Senior Mobile Engineer for a remote contract role to help build and migrate a strategic mobile platform used by plant operators across Latin America.

Android Kotlin React Native
4 days, 1 hour ago

You're on a roll! Sign up now to keep applying.

Sign Up

Already have an account? Log in

Used by 14,729+ remote workers