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Biofire · 11 hours ago

Senior Software Engineer, Mobile Apps

Broomfield, CO

Full-time

Hybrid

Senior Level

$170K/yr - $190K/yr

Biofire Technologies is on a mission to give gun owners better tools for reducing preventable gun injuries and deaths. As a Senior Software Engineer, Mobile Apps, you will own the implementation of features and user flows across iOS and Android, ensuring a cohesive app experience that connects to hardware with reliability and data integrity.

BiometricsConsumer ElectronicsGovernmentLaw EnforcementMilitaryPublic SafetySecurity

Growth Opportunities

No H1B

U.S. Citizen Only

Responsibilities

Own implementation of end-to-end app-to-hardware features and user flows across iOS and Android, using platform conventions and ensuring a cohesive, reliable experience

Design and document a plan to build and maintain a reusable UI/design library for Biofire mobile apps, with attention to accessibility, reusable components, polished edge states, and visual consistency

Partner with a Senior Software Engineer to maintain feature parity between the mobile app and custom AOSP hardware, aligning on behavior, data flows, and integration expectations

Actively participate in and strengthen the team’s test culture by building for testability and enabling integrations that support automated, full end-to-end testing from app to hardware

Collaborate with software team members to develop and execute a plan that ensures application testability and supports scalable end-to-end automation

Qualification

Cross-platform mobile appsIOSAndroidMobile app architectureSwift/KotlinReact NativeApp-to-hardware integrationBluetooth (BLE)CI/CDUser experience designDebuggingCollaboration

Required

Strong track record delivering cross-platform mobile apps on iOS and Android, including support for the full product lifecycle and parity discipline

Platform-native mobile experience (Swift/Kotlin)

Demonstrated ability to build with design and user experience in mind, including accessibility, reusable components, and polished edge states

Demonstrated ability to design robust mobile architecture and data flows, including resilient state and offline behavior

Comfort partnering across app-to-hardware integration, including debugging end-to-end issues using logs/telemetry and collaborating effectively with embedded engineering

Experience with release operations and quality systems across iOS and Android, including code signing, staged rollouts, pragmatic testing, CI/CD, feature flags, and production observability

Preferred

Experience integrating mobile applications with hardware; mobile device hardware experience is a plus

Experience with React Native is a plus

Familiarity with interfaces/protocols like Bluetooth (BLE), USB, and UART is a plus

Benefits

Stock Options in Biofire, 401(k), HSA - and other financial benefits

Medical Insurance - including plan options with $0 payroll deduction

Dental, Vision and Life Insurance Plans - with $0 payroll deduction

3 Weeks Vacation and Sick time (Flex Time for salary positions), and 13 Paid Holidays

Parental Leave - and other family-building, adoption and surrogacy benefits

Company

Biofire

Biofire is a leading defense technology company dedicated to building the future of firearms

Founded in 2016

Broomfield, Colorado, USA

11-50 employees

https://smartgun.com

Funding

Current Stage

Early Stage

Total Funding

$37.2M

Key Investors

Founders Fund

2024-05-08Series A

2024-02-05Series A· $7M

2022-11-07Series A· $15.2M

Leadership Team

Kai Kloepfer

Founder & CEO

Recent News

Liquid 2 Ventures

Liquid 2 Ventures Portfolio - Biofire

2025-11-24

PR Newswire

Molecular Point-of-Care (mPOC) Market Reaches $1.8 Billion: Kalorama Report Spotlights Rapid PCR Innovation and Expanding Frontiers in STI and HAI Testing

2025-06-21

linkedin.com

Biofire extends Series A round to reach $22 million | Biofire

2025-03-03

Company data provided by crunchbase