System Programmer / macOS / iOS / Android is looking for an engineer excited to work inside web browsers to help us in our mission of ridding the world of malvertising. If utilizing rooted / jailbroken devices, writing kernel extensions, building next level automation, and patching browsers memory at runtime gets you going, this is the opportunity for you.

We are looking for someone who loves C++ (among other things) to join our team our team building internal tooling to enable malware examination. You will be working on a team of passionate engineers whose mission it is to prevent malicious code from executing in browsers. Your ability to learn quickly, be responsive, create effective and novel technical solutions to hard problems and have strong communication skills to explain difficult concepts in simple terms and an analytical mindset will be at the heart of your job.’s Values:

  • Adaptability – we are a startup. Things change. Your role will change. Thriving in environments of change is key to success.
  • Communication – Clear, timely and precise communication is core to our shared success
  • Integrity – We do what we say and say what we do and are open and honest with our colleagues and partners.
  • Systemization – While loves solving problems, we strive to systematize everything we do so decisions we can compound the learning from everything we do. This makes us faster, more consistent, more scalable and more accurate.
  • Resilience – Working in security is hard. There will be bad days. We’re on the search for people who bounce back and bring energy to this difficult but rewarding process.
  • Teamwork – Nothing gets accomplished individually. We work together to achieve outcomes for our partners. Wa hire people who are team players who are motivated by consistently delivering excellence to our partners and the team.


  • Lead development of internal browser based malware tools
  • Collaborate closely with the rest of the engineering team to create measurable, scalable results
  • Work closely with our threat research team contribute to its continuous improvement and efficiency
  • Act as a scouting squad member, providing the means and methods to withstand the confrontation with malvertising.


  • 3-5+ years working in C++
  • Strong core JavaScript knowledge will come in quite useful
  • Python knowledge is a big plus
  • Passion to learning
  • Extreme attention to details with strong analytical abilities and problem-solving skills,
  • Ability to work in large code bases you didn’t write
  • Fantastic debugging skills
  • Ability to work across platforms and learn new ones (macOS, Windows, iOS, Android)
  • Familiarity with chromium or webkit a plus

About you:

You share our values
You are passionate about being part of a culture of learning and teaching. You love challenging yourself to constantly improve, and sharing your knowledge to empower others
You like to take risks when looking for novel solutions to complex problems. If faced with roadblocks, you continue to reach higher to make greatness happen. When you fail you not only learn but help others learn to make the organization better.
You care about solving big, systemic problems. You look beyond the surface to understand root causes so that you can build long-term, ecosystem wide solutions

Job Category: Engineer
Job Type: Full Time
Job Location: Baltimore

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