Senior Software Engineer - Zero Trust Mobile & Desktop Client

Senior Software Engineer - Zero Trust Mobile & Desktop Client Cloudflare, Inc. Here at Cloudflare, we make the Internet work the way it should. Offering CDN, DNS, DDoS protection and security, find out how we can help your site. View company page At Cloudflare, we have our eyes set on an ambitious goal: to help build a better Internet. Today the company runs one of the world's largest networks that powers approximately 25 million Internet properties, for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine's Top Company Cultures list and ranked among the World's Most Innovative Companies by Fast Company.We realize people do not fit into neat boxes. We are looking for curious and empathetic individuals who are committed to developing themselves and learning new skills, and we are ready to help you do that. We cannot complete our mission without building a diverse and inclusive team. We hire the best people based on an evaluation of their potential and support them throughout their time at Cloudflare. Come join us!What you'll doWe're looking for a Mid-to-Senior Software Engineer to join our cloud flare.com/zero-trust/">Zero Trust team. You will be working on the cross-platform app and lower-level implementation of our Zero Trust clients , which protects corporate devices by securely and privately sending traffic from those devices to Cloudflare's global network, which can apply advanced web filtering and advanced Zero Trust policies.In your role, you will use cross-platform frameworks along with platform-native languages & APIs to implement responsive and user-friendly apps that run on desktop and mobile platforms. You will also use Rust alongside platform-native languages and APIs to implement high-performance networking code for both our Mobile and Desktop apps.You'll be expected to improve the code quality and to build solid, testable, and well-documented foundations. You will be most successful in this role if you have a good understanding of the intricacies of different platforms (mobile and desktop), experience working on multi-platform code, a decent understanding of lower-level operating system concepts (virtual memory, multi-threading, process lifecycle, etc.) and networking concepts & protocols (VPNs, firewalls, TCP/IP, UDP, DNS, QUIC, H/3, proxying, etc.). You will also have to interact with other languages, such as Swift, Java, Kotlin, C#, Rust, C++, C, and Python.As a Mid-to-Senior Software Engineer, you will be expected to make significant contributions to the design and implementation of major development projects, working closely with our product managers and other teams to implement customer-impacting features. You will work on stimulating problems born out of the scale of our deployment, and the stringent quality, performance, and security requirements of our product.Examples of desirable skills, knowledge, and experienceExcellent programming skills, with experience writing very high-quality and low-complexity code with thorough documentation.Strong experience writing easily-testable and thoroughly-tested code (e.g. using dependency injection with the right abstractions)Experience with cross-platform programming and good familiarity and understanding of user-interface and core OS concepts of one or more platform (macOS, Windows, Linux, iOS, Android)Great experience successfully usingdifferent typed programming languages, such as Swift, Java, Kotlin, C#, as well as lower-level languages, such as Rust, C, C++.Very comfortable writingmultithreaded, asynchronous codeStrong experience withdebugging, both at the application level and network-related problemsAn understanding ofsecurity concepts, such as VPNs, PKI, etc.Empathetic, proactive, and constructivecommunication skills, verbal and writtenWhat Makes Cloudflare Special?We're not just a highly ambitious, large-scale technology company. We're a highly ambitious, large-scale technology company with a soul. Fundamental to our mission to help build a better Internet is protecting the free and open Internet.Project Galileo : We equip politically and artistically important organizations and journalists with powerful tools to defend themselves against attacks that would otherwise censor their work, technology already used by Cloudflare's enterprise customers--at no cost.Athenian Project : We created Athenian Project to ensure that state and local governments have the highest level of protection and reliability for free, so that their constituents have access to election information and voter registration.Path Forward Partnership : Since 2016, we have partnered with Path Forward, a nonprofit organization, to create 16-week positions for mid-career professionals who want to get back to the workplace after taking time off to care for a child, parent, or loved one.1.1.1.1 : We released 1.1.1.1 to help fix the foundation of the Internet by building a faster, more secure and privacy-centric public DNS resolver. This is available publicly for everyone to use - it is the first consumer-focused service Cloudflare has ever released. Here's the deal - we don't store client IP addresses never, ever. We will continue to abide by our privacy commitment and ensure that no user data is sold to advertisers or used to target consumers.Sound like something you'd like to be a part of? We'd love to hear from you!This position may require access to information protected under U.S. export control laws, including the U.S. Export Administration Regulations. Please note that any offer of employment may be conditioned on your authorization to receive software or technology controlled under these U.S. export laws without sponsorship for an export license.Cloudflare is proud to be an equal opportunity employer. We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness. All qualified applicants will be considered for employment without regard to their, or any other person's, perceived or actual race, color, religion, sex, gender, gender identity, gender expression, sexual orientation, national origin, ancestry, citizenship, age, physical or mental disability, medical condition, family care status, or any other basis protected by law. We are an AA/Veterans/Disabled Employer.Cloudflare provides reasonable accommodations to qualified individuals with disabilities. Please tell us if you require a reasonable accommodation to apply for a job. Examples of reasonable accommodations include, but are not limited to, changing the application process, providing documents in an alternate format, using a sign language interpreter, or using specialized equipment. If you require a reasonable accommodation to apply for a job, please contact us via e-mail at hr@cloudflare.com or via mail at 101 Townsend St. San Francisco, CA 94107.Explore more InfoSec / Cybersecurity career opportunitiesFind even more open roles in Ethical Hacking, Pen Testing, Security Engineering, Threat Research, Vulnerability Management, Cryptography, Digital Forensics and Cyber Security in general - ordered by popularity of job title or skills, toolset and products used - below.

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