This job might no longer be available.

Sr. Application Security Engineer

AppLovin is a Certified Great Place to Work, one of Inc.’s Best Workplaces and a recipient of the 2019 Glassdoor Top CEO employee’s choice award. The San Francisco Business Times and Silicon Valley Business Journal awarded AppLovin one of the Bay Area’s Best Places to Work in 2019, 2020 and 2021, and the Workplace Wellness Award in 2019 which recognizes businesses that are leaders in improving worker well-being.

AppLovin is seeking a Senior Application Security Engineer who is driven to work on some of the most challenging security problems. You will use your skills to secure products running on large and complex technology stacks. The role is flexible and will be shaped around your strengths, with either a focus on penetration testing and code review, or developing tools (static/dynamic analyzers, fuzzers, etc.).

What you'll be doing:

• Perform deep architecture and security reviews on highly complex products to identify vulnerabilities.
• Can see the big picture: Ability to map attack surfaces, assess threats, and prioritize issues
• Adaptability: Quickly learn new technology stacks, programming languages, and frameworks
• Methodology: Know how to review code efficiently and automate testing with simple scripts
• Read and write multiple programming languages. C/C++, PHP, Erlang, Lua, and Python are highly valued, but others will help too.
• Communication: Strong communicator and team player, know how to explain complex issues with simple terms
• Deep knowledge: Understanding of OS concepts and internals, compilers, reverse engineering

Your background and who you are:

• Bachelors degree in a technical field
• Experience with code analyzers, such as Fortify or Veracode
• 3-5 years of applicable experience
• Knowledgeable regarding web application security topics such as OWASP Top 10, and authentication infrastructure (SAML, OAUTH)

Bonus Points:

• Ability to write complex software in multiple languages
• Demonstrated experience evaluating code for vulnerabilities and weaknesses
• Mobile application security (iOS and or/ Android)
• Experience performing black-box testing of web applications

AppLovin is an equal opportunity employer and considers qualified applicants without regard to race, gender, sexual orientation, gender identity or expression, genetic information, national origin, age, disability, medical condition, religion, marital status or veteran status, or any other basis protected by law.