Square Inc.
Senior Software Engineer (Mobile), Bitkey
Square Inc., San Francisco, California, United States, 94199
Senior Software Engineer (Mobile), Bitkey
Full-timeBlock is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams — People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more — provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new initiatives, and more. Every challenge creates possibilities, and we need different perspectives to see them all. Bring yours to Block.Bitkey sits within the Proto team. Proto's purpose is to accelerate the world’s transition to a more open economy by making products that increase access and independence for everyone. The first two initiatives we’ve identified that represent the biggest impact to this purpose are in the Bitcoin space with Bitcoin mining and Bitkey, a self custody Bitcoin wallet. While we’re starting there, we don’t believe the need for tools to increase one’s independence is limited to bitcoin or the financial space. One principle across everything we do in Proto is open development – show and tell. We develop products
in the open , you can read more about them at bitkey.build and mining.build.We are growing our small cross-discipline engineering team and are looking for a mobile engineer who has experience with or is open to learning Kotlin Multi Platform. We have blurred the lines of a traditional Android and iOS team by focusing on the right, single solution across multiple platforms in efforts to make it simple and easy to move bitcoin on and off Bitkey.You will:Ship a non-custodial, hardware-enabled bitcoin wallet to a global audienceWork closely with designers and product managers to build user experiences the people trust to move bitcoin on and off BitkeyDirectly impact architecture and design decisions to ensure we successfully scale globallyWork with a small team of engineers across our Mobile Application (KMP, Kotlin, Swift) and Rust backend on a team responsible for features from ideation through long-term maintenanceYou have:8+ years of experience developing in one of the following languages: Swift (iOS), Kotlin (Android Multiplatform), Rust (Backend Services)Experience with designing and building APIs between mobile applications and backend servicesExperience working with small cross-functional teams working on 0->1 featuresInterest in the opportunities and challenges that come with building a global-first product from the ground upInterest in Bitcoin and expanding financial access to everyoneTechnologies we use:KotlinKotlin MultiplatformSwiftSQLiteAWSDynamoDBRustOther
GithubDatadog
Block takes a market-based approach to pay, and pay may vary depending on your location. U.S. locations are categorized into one of four zones based on a cost of labor index for that geographic area. The successful candidate’s starting pay will be determined based on job-related skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future.Zone A: USD $198,000 - USD $297,000Zone B: USD $188,100 - USD $282,100Zone C: USD $178,200 - USD $267,400Zone D: USD $168,300 - USD $252,500To find a location’s zone designation, please refer to this resource. If a location of interest is not listed, please speak with a recruiter for additional information.Full-time employee benefits include the following:Healthcare coverage (Medical, Vision and Dental insurance)Health Savings Account and Flexible Spending AccountRetirement Plans including company matchEmployee Stock Purchase ProgramWellness programs, including access to mental health, 1:1 financial planners, and a monthly wellness allowancePaid parental and caregiving leavePaid time off (including 12 paid holidays)Paid sick leave (1 hour per 26 hours worked (max 80 hours per calendar year to the extent legally permissible) for non-exempt employees and covered by our Flexible Time Off policy for exempt employees)Learning and Development resourcesPaid Life insurance, AD&D, and disability benefitsThese benefits are further detailed in Block's policies. This role is also eligible to participate in Block's equity plan subject to the terms of the applicable plans and policies, and may be eligible for a sign-on bonus. Sales roles may be eligible to participate in a commission plan subject to the terms of the applicable plans and policies. Pay and benefits are subject to change at any time, consistent with the terms of any applicable compensation or benefit plans.We’re working to build a more inclusive economy where our customers have equal access to opportunity, and we strive to live by these same values in building our workplace. Block is a proud equal opportunity employer. We work hard to evaluate all employees and job applicants consistently, without regard to race, color, religion, gender, national origin, age, disability, veteran status, pregnancy, gender expression or identity, sexual orientation, citizenship, or any other legally protected class.We believe in being fair, and are committed to an inclusive interview experience, including providing reasonable accommodations to disabled applicants throughout the recruitment process. We encourage applicants to share any needed accommodations with their recruiter, who will treat these requests as confidentially as possible.Additionally, we consider qualified applicants with criminal histories for employment on our team, assessing candidates in a manner consistent with the requirements of the San Francisco Fair Chance Ordinance.
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Full-timeBlock is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams — People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more — provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new initiatives, and more. Every challenge creates possibilities, and we need different perspectives to see them all. Bring yours to Block.Bitkey sits within the Proto team. Proto's purpose is to accelerate the world’s transition to a more open economy by making products that increase access and independence for everyone. The first two initiatives we’ve identified that represent the biggest impact to this purpose are in the Bitcoin space with Bitcoin mining and Bitkey, a self custody Bitcoin wallet. While we’re starting there, we don’t believe the need for tools to increase one’s independence is limited to bitcoin or the financial space. One principle across everything we do in Proto is open development – show and tell. We develop products
in the open , you can read more about them at bitkey.build and mining.build.We are growing our small cross-discipline engineering team and are looking for a mobile engineer who has experience with or is open to learning Kotlin Multi Platform. We have blurred the lines of a traditional Android and iOS team by focusing on the right, single solution across multiple platforms in efforts to make it simple and easy to move bitcoin on and off Bitkey.You will:Ship a non-custodial, hardware-enabled bitcoin wallet to a global audienceWork closely with designers and product managers to build user experiences the people trust to move bitcoin on and off BitkeyDirectly impact architecture and design decisions to ensure we successfully scale globallyWork with a small team of engineers across our Mobile Application (KMP, Kotlin, Swift) and Rust backend on a team responsible for features from ideation through long-term maintenanceYou have:8+ years of experience developing in one of the following languages: Swift (iOS), Kotlin (Android Multiplatform), Rust (Backend Services)Experience with designing and building APIs between mobile applications and backend servicesExperience working with small cross-functional teams working on 0->1 featuresInterest in the opportunities and challenges that come with building a global-first product from the ground upInterest in Bitcoin and expanding financial access to everyoneTechnologies we use:KotlinKotlin MultiplatformSwiftSQLiteAWSDynamoDBRustOther
GithubDatadog
Block takes a market-based approach to pay, and pay may vary depending on your location. U.S. locations are categorized into one of four zones based on a cost of labor index for that geographic area. The successful candidate’s starting pay will be determined based on job-related skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future.Zone A: USD $198,000 - USD $297,000Zone B: USD $188,100 - USD $282,100Zone C: USD $178,200 - USD $267,400Zone D: USD $168,300 - USD $252,500To find a location’s zone designation, please refer to this resource. If a location of interest is not listed, please speak with a recruiter for additional information.Full-time employee benefits include the following:Healthcare coverage (Medical, Vision and Dental insurance)Health Savings Account and Flexible Spending AccountRetirement Plans including company matchEmployee Stock Purchase ProgramWellness programs, including access to mental health, 1:1 financial planners, and a monthly wellness allowancePaid parental and caregiving leavePaid time off (including 12 paid holidays)Paid sick leave (1 hour per 26 hours worked (max 80 hours per calendar year to the extent legally permissible) for non-exempt employees and covered by our Flexible Time Off policy for exempt employees)Learning and Development resourcesPaid Life insurance, AD&D, and disability benefitsThese benefits are further detailed in Block's policies. This role is also eligible to participate in Block's equity plan subject to the terms of the applicable plans and policies, and may be eligible for a sign-on bonus. Sales roles may be eligible to participate in a commission plan subject to the terms of the applicable plans and policies. Pay and benefits are subject to change at any time, consistent with the terms of any applicable compensation or benefit plans.We’re working to build a more inclusive economy where our customers have equal access to opportunity, and we strive to live by these same values in building our workplace. Block is a proud equal opportunity employer. We work hard to evaluate all employees and job applicants consistently, without regard to race, color, religion, gender, national origin, age, disability, veteran status, pregnancy, gender expression or identity, sexual orientation, citizenship, or any other legally protected class.We believe in being fair, and are committed to an inclusive interview experience, including providing reasonable accommodations to disabled applicants throughout the recruitment process. We encourage applicants to share any needed accommodations with their recruiter, who will treat these requests as confidentially as possible.Additionally, we consider qualified applicants with criminal histories for employment on our team, assessing candidates in a manner consistent with the requirements of the San Francisco Fair Chance Ordinance.
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