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Remote Ruby Rails Jobs in California (NOW HIRING)

Remote JOB SCOPE: As a Quality Engineer at Primary you will be responsible for quality assurance ... In our stack, we mainly use Ruby on Rails and React. ● You have strong SQL query knowledge ● ...

Engineering Manager

San Francisco, CA · On-site +1

$185K - $235K/yr

Strong hands-on background with Ruby on Rails and modern JavaScript frameworks (React preferred) * Experience managing teams of 5-15 engineers, including fully remote and distributed teams * Track ...

Remote : OK Job Role: As a software developer, you'll be the brain behind crafting, developing ... Proficient in Java, C++, Ruby on Rails or other programming languages. * Hands-on with SQL or NoSQL ...

This is a full-time position that can be local (Los Angeles) or fully remote. What's an OpenPlay? W ... Our languages of choice are Ruby and Javascript. We tend to practice outside-in development: most ...

$212K - $273K/yr

React.js, Redux), Ruby on Rails, Database, System Management (Amazon Web Services "AWS") and ... Previous experience working with a globally distributed or remote team Why join ClosedWon? * Career ...

Solid understanding of backend patterns (ideally Ruby on Rails, Postgres) to effectively ... Remote DNA: Demonstrated ability to work autonomously, communicate asynchronously, and manage your ...

Software Engineer II

Costa Mesa, CA · On-site +1

$125K - $155K/yr

Strong backend development experience, preferably with Ruby on Rails or a similar web framework ... This is a 100% remote position; employees must be comfortable working across time zones and using ...

Senior Software Developer, API

Pasadena, CA · On-site +1

$143K - $199K/yr

Preferred - 2+ years of development experience with Ruby on Rails, JavaScript, or Node.js ... As a remote-first company, we are able to hire team members residing in the following US states: AZ ...

Senior Software Developer, API

Pasadena, CA · Remote

$59.50 - $78.50/hr

Preferred - 2+ years of development experience with Ruby on Rails, JavaScript, or Node.js ... As a remote-first company, we are able to hire team members residing in the following US states: AZ ...

Solid understanding of backend patterns (ideally Ruby on Rails, Postgres) to effectively ... Remote DNA: Demonstrated ability to work autonomously, communicate asynchronously, and manage your ...

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Remote Ruby Rails information

What are the most commonly searched types of Ruby Rails jobs in California? The most popular types of Ruby Rails jobs in California are:
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What cities in California are hiring for Remote Ruby Rails jobs? Cities in California with the most Remote Ruby Rails job openings:
Infographic showing various Remote Ruby Rails job openings in California as of July 2026, with employment types broken down into 4% Locum Tenens, 3% As Needed, 78% Full Time, 12% Part Time, 1% Temporary, and 2% Contract. Highlights an 89% Physical, 1% Hybrid, and 10% Remote job distribution.

Software Engineer - Windows Internals - Fully Remote

Westlight AI

Palo Alto, CA • Remote

Full-time

Posted 14 days ago


Job description

Job Summary

At Westlight, we build products that help companies and governments to provide an extra layer of security for their infrastructure. We work with the internals of different operating systems to provide a framework that brings a completely new level of security and control.

We are looking for a Windows software engineer who has enough autonomy to lead the implementation of features related to kernel-mode drivers and integrate those features with other I/O subsystems. The ideal candidate will have prior experience writing Windows security software, e.g. anti-malware scanners or other low-level software.

This position offers significant opportunities for career development. Westlight's core team comprises of Stanford and MIT PhDs with expertise in AI, cybersecurity, CI/CD, and large-scale software systems. In this position, one will have opportunities to expand into these areas based on interest and expertise developed while working at Westlight.

Westlight is a fully remote company and this position can be held anywhere in the US. Since we work closely with the US Air Force, we require all applicants to be US Citizens and located in the US.

What we are looking for
  • Strong skills in Windows / C# desktop development
  • Comprehensive understanding of C and low-level memory management
  • Advanced use of debugging tools, e.g. WinDbg, KD, CDB, NTSD
  • Prior experience with Windows security software development, e.g. anti-malware scanners
  • Intermediate knowledge on networking fundamentals (TCP/IP, UDP, and common application protocols, e.g. HTTP, SSH, etc.)
  • Basic knowledge on Public-key cryptography fundamentals
    • Beginner knowledge on elliptic curve cryptography is a plus
  • Strong interpersonal skills and someone who thrives in a cooperative team environment
Technologies
  • Operating Systems: Windows 10 and Server
  • Programming languages: C#, C++, and C
    • Knowledge of Ruby on Rails and AWS also will be helpful
  • CI/CD Tools: Gitlab CI
Responsibilities

As a Software Engineer, you will work on Westlight product development:

  • Develop Westlight Windows kernel-level software
  • Integrate kernel-level software with other subsystems, such as I/O
  • Work together with the company leadership to define the Westlight Windows experience
Employment Type: FULL_TIME