Senior Backend Engineer, Demand Platform at Liftoff+Vungle

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About Liftoff+Vungle
At Liftoff+Vungle, we're solving one of the core problems faced by every mobile app: growth. To do so, we build Machine Learning and Big Data-driven technology that can accurately predict which apps a user will like, and connect them in a compelling way. Our systems operate at a scale unseen outside of the largest Internet companies -- processing over 4 million requests per second and interacting with over a billion users a week. Our technology is innovative and we have strong product-market fit; as a result, we're profitable and seeing tremendous growth.
Across our engineering teams, we offer a wide range of opportunities for different skill levels and experiences.
About our Sr, Backend Engineering opportunity
Liftoff+Vungle's Platform team (formerly called Ad Serving) is the core of Liftoff+Vungle's success. Our group is responsible for architecting and building our entire platform infrastructure that handles billions of events per day and is growing exponentially. We're an innovative engineering team, utilizing the latest technology in order to build efficient and high scale systems. If building and scaling low-latency, high-throughput systems is something that gets you excited, then we'd love to chat!
Location
This role can be full-time or part-time in office based out of the New York City or San Francisco office location.
Responsibilities
  • Design, engineer & implement highly-available, fault-tolerant, distributed systems enhancing our real-time bidding system.
  • Implementing new features and streamlining existing services
  • Focusing on code readability, performance, testing, documentation, continuous integration
  • Minimizing complexity and increasing shared understanding
  • Become familiar with core development, product release and Vungle's business
  • Mentor and share knowledge with team members.
  • Take ownership and work with various product management, development and quality assurance groups in a fast-paced environment

Desired skills and ability
  • BS in Computer Science with 5+ years professional experience, or
  • MS in Computer Science with 3+ years of professional experience, or equivalent
  • Proficient in at least one of the following languages: Golang (preferable), C/C++, Java
  • Experience building data-intensive applications.
  • Experience building low-latency, high-throughput, distributed backend services
  • Deep understanding of computer architectures, data structures, and algorithms;
  • Have good team communication and collaboration skills.
  • Knowledge of profiling and debugging distributed microservices
  • Experience with distributed system observability metrics, using it for data driven design decisions

Nice to Have
  • Previous experience in ad-tech
  • NodeJS, Scala, Python
  • Redis, Mongo, Kafka, Cassandra
  • gRPC, RestAPI, GraphQL
  • Jenkins/TravisCI, Docker, Kubernetes, AWS, Github

Working at Liftoff+Vungle is fast-paced, fun, and challenging, and we thrive on innovation. Come join our team and help shape the future of the mobile app ecosystem. If this role sounds interesting to you, we would love to hear from you!
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