We work hard to make security easy, and we're looking for a full-time Sr. Software Engineer on our Duo Network Gateway Team (DNG) to help us continue developing the best-in-breed platform for Zero Trust. As a Senior Software Engineer you will work with engineers, designers and product managers to understand their needs and collaborate on technical direction, assist your teammates and communicate progress. You will build, document, extend and maintain the components that make up the DNG product and share ownership for its success.Skills and qualities you have...* Served in a hands-on role, where your technical leadership is used to define, architect and implement new solutions* Strong written and verbal communication skills to inform and influence people of various backgrounds and levels of technical expertise* Experience as a professional software engineer working in teams with a history of shipping successful applications* Experience with Python, Go or a similar modern high-level language where you implemented asynchronous programming patterns resulting in high-quality, performant, and maintainable code* Proficiency developing backend services for medium to large applications in a production environment over multiple releases* Proficiency with Linux operating systems and app containerization using Docker* Experience running production deployments in AWS or similar IaaS services* Proficiency delivering software using agile methodologies and comfortable with automated testing* Appreciation for collaborating with, teaching, and learning from high-performing peers and rallying around achieving a common goal* Dedication to owning the quality of your output and desire to invent a new network security product* A good understanding of OOP and design patterns that avoid redundancy and promote efficiency, legibility, testability, and maintainability of codeEven better if you have...* Passion for software security, and have dealt with the OWASP top 10 vulnerabilities* Worked with network-level protocols, and network architecture* Experience supporting a high-availability SaaS production environment* Desire to stay up-to-date on the latest security threats facing organizations* Dedication to build tools with usability in mind, so your work can benefit a wide audience* Implemented software delivery pipeline processes for CI (Continuous Integration) and CD (Continuous Delivery)Areas of product development include:* Web Proxy development in a technology stack that includes Nginx, Python, Redis, and Golang* Endpoint (OSX, Windows, Linux) client software for creating secure, authenticated and authorized network tunnels* Web frontend for service configuration and managementOur preferred candidate has worked successfully in one or more of the above areas for another online software company. Experience with security products is a huge plus, as is experience working on B2B and SaaS products, but don't let the lack of those things hold you back... come show us that you're passionate about bringing security to the masses.This job may not be for you if you:* Only code alone and aren't willing to mentor and be mentored.* Lack a real passion for writing high-quality secure software that is backed by an equally mature approach to testing* Stress under the ambiguity of a problem and default to others to provide you with the answers* First instinct is to point out why something can't be done rather than focusing on what the customer problem is* Tire at the thought of a steady, deliberate pace in both a product and company#WeAreCisco, where each person is unique, but we bring our talents to work as a team and make a difference powering an inclusive future for ~~~ embrace digital, and help our customers implement change in their digital businesses. Some may think we're "old" (36 years strong) and only about hardware, but we're also a software company. And a security company. We even invented an intuitive network that adapts, predicts, learns and protects. No other company can do what we do - you can't put us in a box!But "Digital Transformation" is an empty buzz phrase without a culture that allows for innovation, creativity, and yes, even failure (if you learn from it.)Day to day, we focus on the give and take. We give our best, give our egos a break, and give of ourselves (because giving back is built into our DNA.) We take accountability, bold steps, and take difference to heart. Because without diversity of thought and a dedication to equality for all, there is no moving ~~~, you have colorful hair? Don't care. Tattoos? Show off your ink. Like polka dots? That's cool. Pop culture geek? Many of us are. Passion for technology and world changing? Be you, with us!Cisco is an Affirmative Action and Equal Opportunity Employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, gender, sexual orientation, national origin, genetic information, age, disability, veteran status, or any other legally protected basis.Cisco will consider for employment, on a case by case basis, qualified applicants with arrest and conviction records.