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Remote Mid Level Software Engineer Jobs in California

Location: 100% remote, anywhere in the US, but observing 10am-3pm PST working hours Compensation: $140,000 plus bonus and equity We're looking for a mid-level Software Engineer to take ownership of ...

New

Principal Software Engineer

San Francisco, CA · Remote

$159K - $213K/yr

Remote optional Job Type: Full-time About the Role We're seeking a Principal Software Engineer to ... Mentorship: Mentor mid-level engineers through code review, design docs, and pairing. Raise the ...

Principal Software Engineer

South San Francisco, CA · Remote

$162K - $217K/yr

Remote optional Job Type: Full-time About the Role We're seeking a Principal Software Engineer to ... Mentorship: Mentor mid-level engineers through code review, design docs, and pairing. Raise the ...

Software Engineer - Compiler

Mountain View, CA · On-site +1

$175K - $400K/yr

... high-level models * Focus on mid-end and backend program analysis, optimization, instruction ... Remote Perks We work remotely Monday & Friday, supported by home-tech setup, and remote wifi ...

This is a hands-on, mid-level software engineering role for someone who is equally comfortable ... You understand how modern agentic systems are constructed - the difference between local and remote ...

We're a remote-first company headquartered in San Francisco, CA, backed by top investors including ... Depending on your experience and interests, you may contribute as a mid-level engineer, take on ...

... system-level configuration in remote and constrained environments * Support Kubernetes-based ... Mentor engineers and champion best practices in system software development and operational ...

This is a hands-on, mid-level software engineering role for someone who is equally comfortable ... You understand how modern agentic systems are constructed - the difference between local and remote ...

Remote Software Engineer (USA Only) | $60 - $80 per hour Are you a software engineer who thrives in remote environments, enjoys solving complex problems, and wants to work on cutting-edge technology?

Software Engineer Employment Type Full-Time About the Role We are seeking a talented and motivated ... Ability to work independently in a remote environment while contributing effectively to a ...

Software Engineer Employment Type Full-Time About the Role We are seeking a talented and motivated ... Ability to work independently in a remote environment while contributing effectively to a ...

Software Engineer II

Costa Mesa, CA · On-site +1

$125K - $155K/yr

A Software Engineer II is a strong mid-level contributor who consistently delivers high-quality ... This is a 100% remote position; employees must be comfortable working across time zones and using ...

The Software Engineer will support the Reverse Engineering, Science, and Technology for ... Ability to work independently in a remote environment while supporting geographically distributed ...

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Remote Mid Level Software Engineer information

What is the difference between Remote Mid Level Software Engineer vs Remote Software Developer?

AspectRemote Mid Level Software EngineerRemote Software Developer
CredentialsBachelor's in CS or related field, 2-4 years experienceBachelor's in CS or related field, 1-3 years experience
Work EnvironmentCollaborates with cross-functional teams, involved in design and implementationFocuses on coding, debugging, and feature development
Industry UsageCommon in tech companies, startups, and software firmsWidely used across tech, SaaS, and product companies

Remote Mid Level Software Engineers typically have more involvement in system design and team collaboration, while Remote Software Developers focus primarily on coding and feature implementation. Both roles require similar educational backgrounds, but the engineer role often involves broader responsibilities.

What are the most commonly searched types of Remote Software Engineer jobs in California? The most popular types of Remote Software Engineer jobs in California are:
What are popular job titles related to Remote Mid Level Software Engineer jobs in California? For Remote Mid Level Software Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Remote Mid Level Software Engineer jobs in California look for? The top searched job categories for Remote Mid Level Software Engineer jobs in California are:
What cities in California are hiring for Remote Mid Level Software Engineer jobs? Cities in California with the most Remote Mid Level Software Engineer job openings:
Infographic showing various Remote Mid Level Software Engineer job openings in California as of July 2026, with employment types broken down into 1% Locum Tenens, 91% Full Time, 4% Part Time, 1% Temporary, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution.

Software Engineer - Windows Internals - Fully Remote

Westlight AI

Palo Alto, CA • On-site, Remote

Full-time

Re-posted 15 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