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Senior Software Engineer (Backend, Data Analysis/Engineering)

Engineering | San Francisco, CA | Full Time

Job Description

Position Title: Senior Software Engineer (Backend, Data Analysis/Engineering)

Position Location: 

*Tapjoy US employees are currently working remotely amidst the COVID-19 pandemic. This position will begin as remote. The possibility (but not requirement) to work in our San Francisco headquarters may arise as numbers decline Tapjoy is currently authorized to employ out of the states of CA, TX, TN, and MA.*

Position Description/Responsibilities:

Tapjoy is seeking a Backend Engineer to join the Risk Management team, responsible for protecting our mobile ad network from fraud and other attacks.

Essential duties and responsibilities may include:

  • Analyzing the traffic patterns of a global mobile ad network for fraud and general patterns of risk.

  • Designing and implementing systems and tools for detecting fraud and general patterns of risk across millions of transactions and device interactions, working in Apache Spark, Python, and Ruby on Rails across AWS and Google Cloud environments.

  • Deploying and maintaining machine learning models that detect and block suspected fraud in real time.

  • Keeping existing frameworks and systems up to date with the latest anti-fraud and security advancements and best practices.

  • Working with business teams to monitor and ensure high quality traffic across the ad network.

About You

  • You are naturally curious and eager to learn.

  • You find working with large datasets to investigate and solve real world problems an exciting prospect.

  • You're a good team player and can collaborate with others effectively.

  • You are passionate about the quality of your code.


  • B.S. in Computer Science (or equivalent).

  • 2 or more years of Software Engineering experience.

  • Prefer experience with large data sets and large scale web platforms.

  • Experience in digital advertising industry is a big plus.

Tapjoy is a leading mobile advertising and app monetization company. Our platform empowers advertisers to connect with over 1 billion monthly active users through value exchange advertising that drives awareness, engagement, and the metrics that matter most to their overall growth. Meanwhile, companies such as Scopely, Glu, Ludia, and many of the Top 200 grossing app publishers trust our platform to monetize their content, grow their audiences, and reward their users. Founded in 2007 and headquartered in San Francisco, Tapjoy is a global organization with offices in Santa Barbara, Boston, London, Beijing, Tokyo, and Seoul.

Tapjoy is an equal opportunity employer. We believe that diversity and inclusion lead to stronger, more innovative teams and better business results; we want to draw from the broadest talent pool possible and encourage qualified applicants. Tapjoy does not discriminate on the basis of sex, race, ethnicity, color, age, sexual orientation, gender (including identity and expression), disability (mental or physical), religion, national origin, citizenship, marital status, military or veteran status, or any other protected classification protected by applicable law; we will provide reasonable accommodations for qualified individuals with disabilities, and pursuant to applicable fair chance ordinances, we will consider for employment qualified applicants with arrest and conviction records.

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