Mobile is eating the world.
Join the Appthority team and save it!

Want to be at the forefront of mobile, security, and cloud? Usage of mobile apps is exploding and companies across the globe are looking for scalable security and privacy solutions to protect their information.


Mobile. Cloud. Security. Big data. We’re leveraging the latest technologies to solve the problems of mobile app analysis at scale.

Using Ruby on Rails and other languages, leveraging the Amazon cloud, and applying cutting edge security research and automation strategies, Appthority’s world-class engineering team is inventing the future of mobile app security. For engineers who are at the top of their game and want to make a difference, joining the Appthority team means daily opportunities to test yourself and expand your skills.


When does working not feel like a job? When you are having fun doing it! 

Our team enjoys an intellectually and professionally stimulating environment with lot’s of fun as part of the mix.


We’re a venture funded startup, the leader in our category, with a fast growing customer list and huge market opportunity.

By joining our team you’ll enjoy competitive compensation including equity, benefits, and some great employee perks.

Flexible work schedules
Health, dental, vision insurance
Credits for commute, smartphone, home internet
Paid company holidays
Employee Perks:
Gourmet catered lunches from San Francisco’s best restaurants
Premium coffees, teas, snacks and beer on tap
Fun team with regular volunteer events and social outings (see pics above!)
Easy commute: 1 block from BART, walking distance to Caltrain
Beautiful bay and city views from our 20th floor offices

Our Job Openings

Security Researcher

As an Appthority security researcher you will be responsible for acquiring and identifying malware “in the wild”, which will enable you to assist in the development of signatures and rules for automated malware detection. In this role, you will be responsible for mobile malware acquisition and analysis, malware characterization, research and mitigation to the latest mobile security threats, and outbound communications including advisories and blogs. You will provide input to state of the art dynamic engines built to analyze iOS and Android apps, and provide input to Sales and Marketing regarding your research on mobile app threats.

Local candidates only.

Job Requirements:

  • Computer science BS degree (MS a plus)
  • 3+ years professional experience as mobile security researcher or security engineer
  • Expert-level knowledge of mobile malware, including trojans, ransomware, and adware
  • Significant experience with mobile malware acquisition and identification
  • Understanding of malware families and propagation techniques
  • Excellent written and oral communication skills

Additional skills helpful for the role:

  • Knowledge of App Store and Google Play policies and practices
  • Knowledge of Android and iOS internals
  • Knowledge of dynamic software analysis and automation
  • Penetration testing experience

Senior Software Engineer

As an Appthority senior software engineer you will be a key member of the team leading the development of the industry’s leading Mobile App Risk Management solution. In this role, you will be responsible for design and implementation of Ruby and RoR-based features, deployed on AWS; your responsibilities will also include design support and mentoring of less senior engineers and interns. This is a great opportunity for someone with deep Ruby on Rails experience who wants to join an elite team that will make “Trust Your Apps” a reality.

Job Requirements:

  • Familiarity with iOS and/or Android principles (development experience a plus)
  • Computer science BS degree (MS a plus)
  • 8+ years professional software engineering experience with at least 3 years using Ruby on Rails
  • Knowledge of RDBMS concepts (PostgreSQL experience a plus)
  • Knowledge of cloud infrastructure and tools (AWS experience a plus)
  • Experience with Elasticsearch
  • Excellent written and oral communications skills


Additional skills helpful for the role:

  • Team lead or mentoring experience
  • BDD and TDD using Cucumber and RSpec
  • PostgreSQL experience
  • Familiarity with general security concepts (mobile security a plus)