Backend Engineer, Developer SDKs (Golang)

Stripe

WHO WE ARE ABOUT STRIPE Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world's largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most important work of your career. ABOUT THE TEAM Stripe Terminal helps our users extend their online presence to the physical world. The Terminal team's mission is to make it as easy for businesses to accept in-person payments as the Stripe API has done for online payments. Stripe was founded to make it easier for developers to accept payments. We've solved a small part of that problem, but our ambition is to go much further. Android engineers on the Terminal team will build and enhance the Device Platform including the applications and services that run on the physical Terminal devices. This also includes building the frameworks for other engineers, both internal and external to Stripe, to develop on our custom platform with ease. WHAT YOU'LL DO RESPONSIBILITIES * Design, build, and maintain Android apps and SDKs in Kotlin * Develop Android payment applications for a variety of devices and form factors * Work with engineers, product managers, designers, and stakeholders across the company to bring new features and products to Stripe's mobile users * Collaborate with Android developers who work on the Stripe mobile apps and Stripe Terminal to set best practices for Android development across the company * Work with user research and product design to understand users and address their needs WHO YOU ARE We're looking for someone who meets the minimum requirements to be considered for the role. If you meet these requirements, you are encouraged to apply. The preferred qualifications are a bonus, not a requirement. MINIMUM REQUIREMENTS * Have a strong technical background, with 2–6 years of experience in Android development. * Listen well and internalize the best ideas from all over the organization. * Prefer simple solutions and designs over complex ones, and have a good intuition for what is lasting and scalable. * Thrive in a collaborative environment involving different stakeholders and subject matter experts. * Put yourself in the shoes of your users and be a steward of crafting great developer and consumer experiences. PREFERRED QUALIFICATIONS * Custom hardware experience on the Android platform * Payments expertise or knowledge * Backend infrastructure or services experience * Based in the PST time zone

Stripe

WHO WE ARE ABOUT STRIPE Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone’s reach while doing the most important work of your career. ABOUT THE TEAM Stripe Terminal helps our users extend their online presence to the physical world. The Terminal team’s mission is to make it as easy for businesses to accept in-person payments as the Stripe API has done for online payments. Stripe was founded to make it easier for developers to accept payments. We’ve solved a small part of that problem, but our ambition is to go much further.  WHAT YOU’LL DO * You'll build and enhance applications, services, and the OS that run on the physical Terminal devices.  * You'll also build the frameworks for other engineers, both internal and external to Stripe, to develop on our custom platform with ease. RESPONSIBILITIES * Design, build, and maintain Android apps and SDKs in Kotlin * Develop Android payment applications for a variety of devices and form factors * Work with engineers, product managers, designers, and stakeholders across the company to bring new features and products to mobile users * Collaborate with Android developers who work on the Stripe mobile apps and Stripe Terminal to set best practices for Android development across the company * Work with user research and product design to understand users and address their needs  Who you are We’re looking for someone who meets the minimum requirements to be considered for the role. If you meet these requirements, you are encouraged to apply. The preferred qualifications are a bonus, not a requirement. MINIMUM REQUIREMENTS * 2+ years of experience in Android development * Experience working with at least one of the following- Kotlin, Java, Swift, Objective-C, Go, or Python PREFERRED QUALIFICATIONS * Payments expertise or knowledge * Backend infrastructure or services experience * Listen well and internalize the best ideas from all over the organization while also setting a vision that others are excited to get behind * You prefer simple solutions and designs over complex ones, and have a good intuition for what is lasting and scalable * Thrive in a collaborative environment involving different stakeholders and subject matter experts * Put yourself in the shoes of your users and be a steward of crafting great developer and consumer experiences

Yubico

MEET YUBICO Yubico is a global leader in identity security and creator of the YubiKey, the original hardware-backed passkey. Publicly traded on Nasdaq Stockholm with headquarters in Sweden, the US, and Singapore, we protect everyone from everyday consumers to global enterprises with modern, phishing-resistant authentication. Why Join Our Mission? At Yubico, we are guided by a shared belief that your work matters. We operate under a cultural philosophy of Speed with Integrity, pushing the boundaries of technology to secure the AI frontier—protecting both human and agentic AI interactions—and leading the transition to post-quantum cryptography. In everything we do, we live by our core values: * Battle Friction: We constantly look for new ways to simplify our products, our work, and the user experience. * Inspire Higher: We think big, champion the open internet, and strive to do the right thing even when it is difficult. * One Team: We are open, responsive, and collaborative, overcoming challenges and celebrating our successes together. Aligned with our commitment to open standards, we foster a thriving builder ecosystem through the Yubico Developer Program, offering free open-source repositories, libraries, and SDKs to help developers rapidly integrate strong hardware authentication into any application. Through close collaborations with technical partners like Google, Microsoft, and Amazon, as well as newer frontiers like OpenAI, we continue to shape a safer digital world while donating security keys to protect vulnerable communities, journalists, and humanitarian groups worldwide through our Secure it Forward program. At Yubico, We Offer Yubico Values: We work to ensure that our employees have an open space to have their voices amplified to create a workplace where everyone feels like they belong. In support of this, our employees have created some pretty cool Employee Resource Groups that foster inclusion, help build community and connection across Yubico which all employees are welcome to join. Additionally, Yubico donates YubiKeys to organizations in need all over the world (you can read more about our work here). Social Connection: Relationships and connectedness matter, and we love spending time with our team! Our virtual workspace keeps us connected day-to-day whether it's through Yubico celebrating wins or our buzzing Slack communities. Check out our Life at Yubico Page on LinkedIn and our awards here. THE ROLE Yubico is looking for a Software Engineer to join the Platform team working on Yubikey as a Service. It is an Enterprise solution that customers use to manage the lifecycle of their credentials and YubiKey deployment at scale. You should have a passion for building the platform for Enterprise-grade applications. We are looking for a teammate who is proactive, works well within and across teams, and has a desire to do things right and learn. You will develop the platform to support products used by many top Enterprise companies and will get to see your work in use right away. Tasks and Responsibilities:  * Understand, enhance, maintain, and grow the platform that powers our services * Develop your skills in designing and developing a testable, scalable and globally-distributed set of services used by a variety of Enterprise customers * Work collaboratively across functions - Product Managers, Security, Infrastructure, UX designers, Support * Work with a variety of technologies and increase your experience in many areas, ranging from cloud platform services and REST design to data compliance and web security * Work collaboratively with a tight-knit, multi-national development team to create well-architected software * Participate in an on-call rotation and gain experience supporting business-critical Enterprise services BASIC QUALIFICATIONS * 3+ years of software development experience (or equivalent) * Experience building commercial software * Experience with back-end software development * Experience working with relational databases * Experience with one or more common web-backend languages such as (but not limited to) Java, Kotlin, Go, Python, JavaScript (Node.js), C#, Rust BONUS QUALIFICATIONS * Hands-on experience with Go and/or Java/Kotlin * Hands-on experience in one or more of the following technologies: Kubernetes, Docker, Redis * Experience with one of the three major cloud platforms * Authentication and authorization technologies, modern security practices   #LI-IR1 We are an equal opportunity employer, we value diversity and uphold an inclusive environment where all people feel that they are equally respected and valued. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity or expression, age, marital status, religion, national origin, disability, protected Veteran status or any other characteristic protected by law. We'd love to learn about what you can add to our diverse team. We are an E-Verify Participating Employer.   Yubico does not accept agency resumes or referrals so please do not send them to our careers staff or employees. Yubico is not responsible for any fees related to unsolicited resumes or referrals.   Personal data submitted through this form is used for managing Yubico’s recruitment activities, which include facilitating any application you make, setting up and conducting interviews and tests for applicants, evaluating and assessing results and selecting candidates, and as otherwise needed in our recruitment and onboarding processes. The use of your personal data may also be necessary prior to entering into a contract with you (that is prior to offering you a job with Yubico). Your personal data will only be used for the purposes for which it was collected and in accordance with the Yubico Privacy Notice. We only keep your personal data for as long as necessary and in compliance with Yubico’s record retention policies. If you have asked us to, we will keep you informed of other opportunities at Yubico. We do this in various ways, including email and by phone. If at any time you do not want us to contact you or use your information as described herein please contact us at jobs@yubico.com to let us know and we will delete all such information. Providing your personal data is voluntary, but necessary to join our talent community, and if you do not agree to provide your data, we will not be able to consider you as part of our talent community.   As part of providing the requested service, we will transfer your data to be processed by Greenhouse Software Inc., a service provider contracted by Yubico AB and/or its subsidiaries that meets legally mandated privacy requirements. The Yubico Privacy Notice offers more information about Yubico privacy practices, including the lawful basis for processing of personal data, how to lodge a complaint with the supervisory authority, and how to contact Yubico to exercise your data subject rights. In this notice, when we refer to "Yubico", "us", "we" or "our", we mean the Yubico group company or companies that you apply to, or correspond with, and which are responsible for any personal data collected about you.