At Lyft, our purpose is to serve and connect. To do this, we start with our own community by creating an open, inclusive, and diverse organization.

Lyft is looking for experienced software engineers from a scope of 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. 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 riders and drivers.

As a Software Engineer for Lyft Media – you will work on one of Lyft’s newest lines of business focused on building the world’s largest transportation media network. We build products that allow brands to engage with our unique audience throughout their transportation journeys. For this role we are seeking a highly skilled and experienced Senior Backend Software Engineer to join our growing Ad Infra Engineering team. In this role, you will design, build, and optimize the backend systems powering our ad-serving platform. You will play a critical role in shaping the future of our ads business, driving innovation in targeted ad delivery, campaign management, and monetization at scale.

Responsibilities:

• Build scalable, high-performance backend systems for real-time ad serving, campaign management, and reporting.
• Work closely with product managers, data scientists, and other engineers to define and implement features that meet business and user needs.
• Continuously improve ad delivery systems to maximize revenue while maintaining user experience quality.
• Develop robust APIs and services that connect our ad platform with internal and third-party systems.
• Write clean, testable, and maintainable code while implementing best practices for code reviews, CI/CD pipelines, and system observability
• Help define the roadmap and architecture based on technology and business needs
• Have a good grasp and ability to explain the various tradeoffs made in decisions
• Lead projects from idea to positive execution
• Participate in code reviews to ensure code quality and distribute knowledge 
• Proactively participate in resolving ongoing incidents 
• Share your knowledge by giving brown bags, tech talks, and evangelizing appropriate tech and engineering best practices

Experience:

• BSc/MSc in Computer Engineering, Computer Science, related field or relevant work experience
• 5+ years of engineering experience working in any of these stacks: Python, GO, Java, etc.
• 2+ years of specific ad tech experience - ad-serving principles, real-time bidding (RTB), targeting, and programmatic advertising.
• Deep understanding of distributed systems, microservices, and database design (SQL and NoSQL).
• Proven experience designing and deploying systems that handle high volumes of traffic with low latency.
• Experience with large-scale data processing, streaming systems (e.g., Kafka), and data storage solutions is a plus.
• Experience with Linux.
• Strong analytical and problem-solving skills with a passion for tackling complex challenges.
• Excellent communication and collaboration skills with experience working in cross-functional teams.

Benefits: 

• Great medical, dental, and vision insurance options with additional programs available when enrolled
• Mental health benefits
• Family building benefits
• Child care and pet benefits
• 401(k) plan to help save for your future
• In addition to 12 observed holidays, salaried team members have discretionary paid time off, hourly team members have 15 days paid time off
• 18 weeks of paid parental leave. Biological, adoptive, and foster parents are all eligible
• Subsidized 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 histories consistent with applicable federal, state and local law.

This role will be in-office on a hybrid schedule — Team Members will be expected to work in the office 3 days per week on Mondays, Wednesdays, and Thursdays. Additionally, hybrid roles have the flexibility to work from anywhere for up to 4 weeks per year. #Hybrid

The expected range of pay for this position in the New York City area is $148,000 - $185,000. Salary ranges are dependent on a variety of factors, including qualifications, experience and geographic location. Range is not inclusive of potential equity offering, bonus or benefits. Your recruiter can share more information about the salary range specific to your working location and other factors during the hiring process.