Senior Mobile Software Engineer

2 weeks ago


San Francisco, California, United States Square Inc. Full time
Principal Software Engineer - Mobile Solutions, Square Inc.
  • Full-time

Square Inc. is dedicated to fostering economic empowerment through innovative technology. Our foundational teams, including People, Finance, Legal, Hardware, Information Security, and Platform Infrastructure Engineering, collaborate globally to create inclusive policies and initiatives that support our mission.

The Proto organization within Square is focused on accelerating the transition to a more open economy. Our initiatives, particularly in the Bitcoin sector, aim to enhance access and independence for users. Bitkey, our self-custody Bitcoin wallet, is a key project in this mission, and we believe that the need for empowering tools extends beyond just financial solutions.

We are expanding our dynamic engineering team and seeking a mobile engineer with expertise in architecting Kotlin Multiplatform solutions or extensive experience in Kotlin-based Android development. Our approach integrates Android and iOS development, emphasizing a unified solution across platforms. We are looking for an individual who can contribute to our multiplatform strategy in a scalable, sustainable, and secure manner.

This position involves significant feature development for the Bitkey wallet, collaborating with our mobile and server engineering teams. Engaging in architecture development through hands-on building is essential.

Key Responsibilities:

- Deliver essential features for a non-custodial, hardware-enabled Bitcoin wallet for a worldwide audience.

- Collaborate with and guide a skilled team of mobile engineers to enhance our multi-platform mobile architecture, improve testing capabilities, and refine our mobile CI infrastructure.

- Optimize our mobile release process by increasing automation and ensuring reliability.

- Partner with designers and product managers to create user experiences that expand Bitkey's offerings.

- Work alongside a compact team of engineers across our Mobile Application (KMP, Kotlin, Swift) and Rust backend, overseeing features from conception to long-term support.

Qualifications:

- Over 12 years of engineering experience with a strong emphasis on mobile development.

- Proven experience in architecting Android applications, with interest or experience in Kotlin Multiplatform.

- Skilled in designing and developing APIs for mobile applications and backend services.

- Familiarity with build tools such as Gradle.

- Experience in enhancing mobile CI infrastructure.

- Ability to work effectively within small, cross-functional teams. Experience with 0-to-1 feature development is a plus.

- Passion for building global-first products and addressing the challenges that come with it.

- Interest in Bitcoin and promoting financial access for all.

Technologies We Utilize:

- Kotlin

- Kotlin Multiplatform

- Swift

- SQLite

- AWS

- DynamoDB

- Rust

- GitHub

Square Inc. offers a competitive salary based on location and experience. Our comprehensive benefits package includes healthcare coverage, retirement plans, employee stock purchase programs, wellness initiatives, paid parental leave, and more.

We are committed to creating an inclusive workplace where all individuals have equal access to opportunities. Square Inc. is an equal opportunity employer, and we strive to evaluate all candidates consistently, without regard to any legally protected characteristics.

For more information about our commitment to building a fair workplace, please refer to our diversity and inclusion page.



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