Security Software Engineer

Security Software Engineer

Intuition Machines, Inc. · Brazil (Remote) · — · Posted 2026-01-01

Workplace: remote

Department: Engineering

Description

Intuition Machines uses AI/ML to build enterprise security products. You are probably familiar with our hCaptcha security suite. Our approach is simple: low overhead, small teams, and rapid iteration. We apply our research to systems that serve millions of people, with staff distributed around the world.

As a Security Software Engineer you will be responsible for designing, developing and implementing tools and features within our security platform. You will be improving detection and prevention of malicious activity, with a focus on systems programming and compiler development. We practice DevSecOps, and you must be comfortable being part of the operations around your code including monitoring and fault handling, metrics, automating break-fix and production alarms.

Using AI: Coding agents are indisputably useful tools. We provide access to the top 3 models, and were early adopters of evals-first development flows. Familiarity with coding using agents is part of all interviews. However, reliability and correctness are critical for us. You will need to read and understand every line of code with your name on it, and it will be reviewed by both people and machines.

What will you do:

• Develop innovative solutions that deliver on expectations based on the requirements of customers and stakeholders.
• Research and implement the latest research in areas around security, obfuscation, virtual machines and compilers.
• Collaborate with different departments to investigate areas of improvement that can be used by security and machine learning to advance our  detection services.
• Deploy continuous updates based on monitoring and research to keep up with the ever changing landscape of fraud and automation.
• Write clearly structured, maintainable, well documented, and tested code that delivers based on outlined goals. It should be high quality enough to be open-sourced.

What we are looking for:

• Hands-on experience in a similar role, or demonstrated expertise in systems programming and compiler development.
• Demonstrated understanding of HTTP Protocols and Web API, including knowledge of browser specifications and their capabilities.
• Demonstrated work in the form of projects, research or blog(s) related to compiler design and implementation.
• Hands on experiencing implementing processes that use cryptography and other methods to obscure and secure data.
• Experience working with Javascript and browser automation tools and services.
• High conscientiousness. We run at true web scale, and your code may execute billions or trillions of times each month. This requires a thoughtful and methodical approach to development.
• Ability to communicate clearly and effectively, when presenting ideas, solutions, progress, etc. to team members and/or stakeholders.

Nice to Have:

• Experience with Rust and/or Python and/or C/C++.
• Experience with WASM.
• Experience with Security Incident Management.

What we offer:

• Fully remote position with flexible working hours.
• An inspiring team of colleagues spread all over the world.
• Pleasant, modern development and deployment workflows: ship early, ship often.
• High impact: lots of users, happy customers, high growth, and cutting edge R&D.
• Flat organization, direct interaction with customer teams.

We celebrate equality of opportunity and are committed to creating an inclusive environment for all team members. Join us as we transform cybersecurity, user privacy, and machine learning online!

Please note that all positions require pre-employment screening, including third-party verification of work history, education, and identity, as well as a final in-person interview and identity verification step, which will be conducted in your country of residence.

Apply

Apply at Intuition Machines, Inc.

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