Senior Software Engineer, Identity

At Lyft, our mission is to improve people’s lives with the world’s best transportation. To do this, we start with our own community by creating an open, inclusive, and diverse organization.

The Identity & Integrity organization is looking for experienced senior software engineers from Identity or Security disciplines. We are growing our team with people who want to build, improve and incorporate technologies that make the lives of our community more enriched and safe. As an engineer at Lyft, you'll collaborate with teams like product, data science, analytics, and operations on code that empower us to iterate quickly, while focusing on delighting our passengers and drivers.

Read more about some of the projects this team has worked on and technical problems we’re solving:
https://eng.lyft.com/building-a-seamless-experience-to-request-a-ride-for-others-b80f09db6aa2
https://eng.lyft.com/stopping-fraudsters-by-changing-products-452240f2d2cc 

As a Senior Software Engineer in the Identity team, your primary responsibilities will encompass:

Lyft’s Login & Signup Experiences:

• Design and enhancement of our Multi-factor authentication (MFA) experiences
• Optimization of verification funnels, including:
• Phone-based two-factor authentication (2FA)
• Email verification
• Identity provider single sign-ons (SSO)
• Overseeing session management and device validation
• Developing OAuth client provisioning and related tooling

Account Security:

• Act as the frontline defense against fraudsters and phishers aiming to exploit rider and driver accounts through product vulnerabilities
• Implement strategies to counteract risks posed by social engineering tactics

Scaling Core Services:

• Lead the maintenance and optimization of core microservices under the Identity team's purview, essential to Lyft’s diverse service offerings
• Manage organizational structures and multi-user management systems. (RBAC, family accounts, AuthZ)

Design solutions for high-stakes challenges such as:

• Preventing unauthorized driving
• Thwarting abuse related to recycled phones and their numbers
• Striking a balance between stringent customer verification and ensuring minimal user friction

Responsibilities

• Help define the roadmap and architecture based on technology and business needs
• Write well-crafted, well-tested, readable, maintainable code
• Promote appropriate tech and engineering best practices
• Implement identity and security protocols to secure and protect Lyft users data at scale
• Conceptualize and drive large projects from inception to implementation
• Partner with teams across Lyft on identity and account security initiatives
• Unblock, effectively communicate, and obtain buy-in across teams to achieve results
• Share your knowledge by giving brown bags, tech talks, and evangelizing appropriate tech and engineering best practices

Experience

• 5+ years of engineering experience working in any of these stacks; Python, GO, Java, etc.
• 2+ years of specific Identity and/or Account Security experience
• Experience with AuthN/AuthZ, Enterprise Identity, ID Verification and end user security concepts
• Experience with cloud service providers like Amazon Web Services (AWS), Google Cloud(GCP), Oracle Cloud, etc.
• Able to write clear, scalable and clear design documentation
• Relevant experience mentoring engineers on the team

Benefits

• Great medical, dental, and vision insurance options
• Mental health benefits
• Family building benefits
• In addition to 12 observed holidays, salaried team members have unlimited paid time off, hourly team members have 15 days paid time off
• 401(k) plan to help save for your future
• 18 weeks of paid parental leave. Biological, adoptive, and foster parents are all eligible
• Pre-tax commuter benefits
• Lyft Pink - Lyft team members get an exclusive opportunity to test new benefits of our Ridership Program

Lyft is an equal opportunity/affirmative action employer committed to an inclusive and diverse workplace. All qualified applicants will receive consideration for employment without regards to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status or any other basis prohibited by law. We also consider qualified applicants with criminal hi