Mobile Network Engineering Android

Note:

We are open to remote, part-time, and non-native English speaking applicants for this specialized role.

You will build the first prototype of our mobile passive metering tool.Your time will be split:

• 10% sharing your ideas and expertise within your team to help plan and prepare your product initiatives
• 70% building out a passive metering tool that utilizes an on-device mobile VPN
• 10% writing tests, doing code reviews, and continuously improving our overall code quality
• 10% researching and improving your general software development skills

Your job is to help us build and deploy a performant on-device mobile VPN for network-level data collection on Android.In this role you will:

• work with our mobile, data, and front-end engineers to build a design and specification for our mobile metering application
• build the first version of our mobile passive metering tool allowing us to passively collect network traffic data from our opt-in research panelists
• iteratively improve application security and performance to ensure a high quality end-user experience
• deploy the mobile metering application to Google Play for Android store so our panelists can begin using it

Candidate need-to-haves:

We expect expert-level understanding of:

• Java or Kotlin, the Android SDK, and publishing apps in the Google Play Store
• networking at all layers of the protocol stack, and the Android internals which power them
• TCP/UDP, HTTPS networking, SSL/TLS, VPNs, and forward proxies
• Man-in-the-middle attacks and associated tools like mitmproxy
• Certificate-pinning, how it works, and how to detect it

Additionally, we expect significant experience with:

• a scripting language, like Python or Ruby
• support tools like Git, CI/CD, Bash, SSH, Charles, Wireshark, and Chrome Dev Tools

Candidate nice-to-have:

• Experience with Swift or Objective-C, the iOS SDK, and publishing apps in the iOS App Store
• Experience working with Docker containers or other virtualized environments, and with AWS

We don't expect, but would be impressed by:

• Experience with asynchronous event-driven network application frameworks like netty, libuv, lib dispatch, or SwiftNIO
• Proficiency in C/C++
• Exposure to software like NGINX and Apache Traffic Server (ATS)

We will actively evaluate your:

• Ability to explain all of the different layers of the network stack
• Coding in Java or Kotlin, and if applicable, Python and C/C++
• Knowledge of the Android SDK, with a particular focus on it's networking components
• Ability to manage an Android development and testing environment

And we're seeking teammates with the following personality traits:

• You've got a "figure it out" and "get it done" attitude that can break through barriers to execute.
• You're methodical, process-oriented, and are constantly thinking about ways to increase efficiency and generate leverage.
• You're ask for forgiveness, not permission, and respond well to direct feedback when you inevitably make a mistake.
• You communicate very clearly in both spoken and written forms. You're concise, articulate, expressive, and appreciate good grammar whether you're brainstorming with the CEO on Slack or problem-solving with a partner via email.
• You're progressive, inclusive, and egalitarian. You’re cognizant of your ingrained biases and take steps to mitigate and dispel them.

Here are some characteristics we're looking for in our ideal candidate: technical, good communicator, helper, adaptive, critical thinker, creative thinker, fast on your feet, detail oriented, good design sense, constant learner, analytical.

• You're all about that start-up life. You're motivated by success and have an intrinsic bias towards taking action and ownership.
• You're logical, subscribe to rational thinking, and prefer making data-driven decisions whenever possible.
• You can naturally distill complexity. You break down complicated ideas into their fundamental components for analysis.
• You see both the forest and the trees. You can understand the implications of small changes to the big picture, and can also create a plan for bringing a big picture to fruition one task at a time.
• You understand the cost of indecision and…