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300K Engineer Jobs in California (NOW HIRING)

Estimated Total Compensation (including bonus/equity) $300K - $500K Company Description At ... We are looking for engineers who have owned complex projects end-to-end, contributed to system ...

Career Renew is recruiting for one of its clients a Blockchain Engineer - this is a fully onsite ... Salary range: 200-300K USD yearly. What we're building: Multi Asset Margin for Hyperliquid. Giving ...

Founding Engineer

San Francisco, CA · On-site

$200K - $300K/yr

Salary range: 200-300k USD yearly plus benefits plus equity. We are a proactive assistant for ... Role overview As a Backend Engineer, you will own and lead the core systems that make the assistant ...

You'll work closely with engineering and product to ship improvements that millions of users feel ... 180K - $300K plus benefits & equity. Final offer amounts are determined by multiple factors ...

... 300K queries per day across multiple engines. This is a deeply hands-on principal role. We are ... The evolution of Data Engineering toward a more AI-first way of working What Makes This Role ...

... 300K queries per day across multiple engines. This is a deeply hands-on principal role. We are ... The evolution of Data Engineering toward a more AI-first way of working What Makes This Role ...

Grown to 300K software users * Hit 100M+ organic video views * Built 3 working hardware devices Now ... engineer , you'll: * Own firmware for omi devices * Hack other devices to integrate them with omi ...

Grown to 300K software users * Hit 100M+ organic video views * Built 3 working hardware devices Now ... the first engineer , you'll: * Own the full stack (Flutter/React Native, Python, firmware, BLE ...

... 300K We are hiring on behalf of our client who is an innovative organization building the next ... Systems Programming: Advanced proficiency in Rust and strong systems programming experience.

COMPENSATION $210K - $300K + 0.15% - 0.45% EQUITY About the Role Training data quality is the ... Strong software engineering fundamentals Nice to Have * Experience with robotics, embodied AI, or ...

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300K Engineer information

What is the difference between 300K Engineer vs Software Developer?

Aspect300K EngineerSoftware Developer
CredentialsBachelor's or higher in Engineering, relevant certificationsBachelor's in Computer Science or related field, certifications optional
Work EnvironmentTech companies, startups, engineering firmsTech firms, startups, software companies
Industry UsageEngineering projects, product development, infrastructureApplication development, web, mobile, enterprise software

The 300K Engineer typically has a background in engineering disciplines and works on complex technical projects, often with a focus on infrastructure or hardware. Software Developers focus on designing, coding, and maintaining software applications. While both roles require technical skills, the 300K Engineer often involves more hardware or systems engineering, whereas Software Developers concentrate on software solutions.

What are some common challenges faced by high-earning engineers, such as 300k engineers, and how can they be addressed?

Engineers earning at the 300K level often face increased expectations regarding leadership, technical expertise, and cross-functional collaboration. Balancing hands-on technical work with mentoring and strategic decision-making can be challenging, as these roles typically require influencing product direction and working closely with executives, product managers, and other senior stakeholders. To succeed, it's important to develop strong communication skills, stay updated on industry trends, and proactively seek feedback. Many high-level engineers find value in building relationships across teams and investing time in developing both their technical depth and soft skills.

What are the key skills and qualifications needed to thrive as a 300k engineer, and why are they important?

To thrive as a 300K Engineer—a highly compensated, senior-level software engineer—you typically need advanced programming expertise, deep system architecture knowledge, and a track record of delivering robust, scalable solutions, often supported by a computer science degree or equivalent experience. Mastery of modern development frameworks, cloud platforms (like AWS, GCP, or Azure), and proficiency with CI/CD tools are commonly expected, along with relevant certifications. Exceptional problem-solving, leadership, and communication skills set top engineers apart by enabling effective collaboration and influence across teams. These qualifications are critical to driving innovation, maintaining high code standards, and delivering strategic value within technology-driven organizations.

What is a 300k engineer?

A '300K Engineer' typically refers to a highly skilled software engineer or tech professional who earns an annual salary or total compensation of $300,000 or more. These engineers often work at top tech companies, such as FAANG (Facebook, Apple, Amazon, Netflix, Google) or leading startups, and possess advanced skills in software development, system design, or specialized areas like machine learning. Achieving this compensation level usually requires several years of experience, exceptional technical expertise, and sometimes, negotiation skills or working in high-demand geographic areas. Compensation can include base salary, bonuses, and stock options. The term highlights both the earning potential and the competitive nature of top-tier tech roles.
What job categories do people searching 300K Engineer jobs in California look for? The top searched job categories for 300K Engineer jobs in California are:
Infographic showing various 300K Engineer job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 80% In-person, and 20% Remote job distribution.

Senior / Staff Software Engineer

Voiceflow

San Mateo, CA • On-site

$300 - $500/hr

Other

Posted 7 days ago


Job description

Location

San Mateo

Employment Type

Full time

Location Type

On-site

Department

Development

Compensation
  • Estimated Total Compensation (including bonus/equity) $300K – $500K
Company Description

At Autoscience Institute, we automate AI research. Recently, we announced the first AI agent to autonomously create peer-reviewed literature (ICLR 2025) and the first AI system to win a Kaggle medal. We are passionate about pushing the boundaries of artificial intelligence and contributing to groundbreaking advancements in the field.

Role Description

This is a full-time on-site role for a Senior or Staff Software Engineer (Technical Lead) located in the San Francisco Bay Area.

In this role, you will lead the design and development of core systems that power autonomous research agents. You’ll be responsible for building reliable backend infrastructure and production systems that support large-scale AI experimentation and research workflows.

We are looking for engineers who have owned complex projects end-to-end, contributed to system architecture, and helped guide small teams of engineers through delivery. You should be comfortable writing high-quality code, producing clear design documents, and making thoughtful technical decisions that shape how systems evolve over time.

You will work closely with both engineers and researchers to translate experimental ideas into robust production systems.

Responsibilities
  • Lead the design and implementation of core backend and infrastructure systems
  • Own projects from architecture and design through production deployment
  • Write clear technical design documents and drive engineering decisions
  • Build and maintain 24/7 production systems supporting autonomous research agents
  • Partner closely with research teams to productionize experimental workflows
  • Guide and collaborate with engineers on system design and implementation
  • Improve system reliability, scalability, and observability
  • Help shape the technical direction of the platform
Qualifications
  • Experience leading complex engineering projects or technical initiatives
  • Experience acting as a technical lead or guiding small teams of engineers
  • Strong software design and architecture skills
  • Demonstrable experience writing clear technical design documents
  • Strong experience with Python
  • Experience building or operating backend or production infrastructure
  • Experience working in 24/7 production environments
  • Experience with Google Cloud Platform (GCP) or similar cloud infrastructure
  • Strong understanding of software evolution, maintainability, and system design tradeoffs
  • Ability to collaborate effectively with both engineers and researchers
  • Bachelor’s degree in Computer Science, Mathematics, or a related field
  • Strong candidates will typically have 5+ years of experience building and operating production software systems, including ownership of projects from design through deployment
Our Culture

We're a team of passionate researchers and engineers working to automate scientific discovery. We believe in the power of AI to accelerate scientific discovery and are committed to responsible AI development.

Compensation Range: $300K - $500K

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