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Core Engineering Jobs in California (NOW HIRING)

Etched.ai, Inc.

Core Software Engineering

San Jose, CA · On-site

$100 - $150/hr

The Core Engineering team is our special forces. This role works directly with our founders to identify critical gaps across the organization and build solutions 0 to 1, often in days not weeks, with ...

Navtech, Inc.

Core Java Developer

Santa Clarita, CA · On-site

I have an opportunity for "Core Java Developer" and looking for a candidate who can join Immediately if you are interested reply me with your updated resume or consultant's contact details and if you ...

Jobsbridge

Core Java Developer

Sunnyvale, CA · On-site

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Skills: Core Java Spring framework Unix Oracle PL/SQL Multithreading File ...

Jobsbridge

Core Java Developer

Palo Alto, CA · On-site

Company Description Intelliswift Software, Inc Need senior core java developer Java, multi-threading, algorithms, data structures, automation must be good in Linux, vmware Qualifications Java, multi ...

Global IT Family

Core Java Developer

Los Angeles, CA · On-site

Role: Core Java Developer (5 Positions) Location: Los Angeles, CA OR Englewood, CO Full-Time Role Interview Process: Two Technical Rounds Description: We are looking for 5 years experienced ...

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Showing results 21-40

All JobsCore Engineering JobsCore Engineering Jobs in California

Core Engineering information

See California salary details

$32.1K

$62.2K

$94.2K

How much do core engineering jobs pay per year?

As of Sep 7, 2026, the average yearly pay for core engineering in California is $62,152.00, according to ZipRecruiter salary data. Most workers in this role earn between $46,400.00 and $71,100.00 per year, depending on experience, location, and employer.

What is core engineering?

Core Engineering refers to the central disciplines of engineering, such as mechanical, electrical, civil, and chemical engineering, which form the foundation for specialized engineering roles. Professionals in core engineering are responsible for designing, developing, and maintaining essential infrastructure, systems, and technologies. These roles often involve research, problem-solving, and the application of scientific principles to create efficient and reliable products or solutions. Core engineers are employed across a wide range of industries, including manufacturing, energy, automotive, and construction.

What are the typical projects and responsibilities for someone in a core engineering role?

Professionals in Core Engineering are usually responsible for designing, developing, and maintaining the foundational systems or platforms that other teams and products rely on. This often includes building scalable infrastructure, optimizing performance, and ensuring the reliability of core services. Daily tasks may involve collaborating with product teams, conducting code reviews, and troubleshooting complex technical issues. Working in Core Engineering offers opportunities to solve challenging problems and have a broad impact across the organization, as your work enables other engineers to build efficiently.

What are the key skills and qualifications needed to thrive in core engineering, and why are they important?

To thrive in Core Engineering, you need a solid background in mathematics, physics, and engineering fundamentals, usually backed by a relevant degree such as Mechanical, Civil, or Electrical Engineering. Familiarity with technical tools like CAD software, simulation platforms, and industry-specific certifications (e.g., PE or FE exams) is often required. Strong problem-solving abilities, teamwork, and effective communication skills help engineers collaborate and innovate effectively. These skills ensure that complex engineering projects are executed safely, efficiently, and to the highest standards.

What is the difference between Core Engineering vs Mechanical Engineering?

AspectCore EngineeringMechanical Engineering
Required CredentialsBachelor's in Engineering, certifications in specific fieldsBachelor's in Mechanical Engineering, possibly Professional Engineer (PE) license
Work EnvironmentIndustrial plants, manufacturing, infrastructure projectsDesign offices, manufacturing plants, R&D labs
Industry UsageHeavy industry, infrastructure, energy sectorsAutomotive, aerospace, robotics, manufacturing

Core Engineering focuses on specialized technical roles within industries like manufacturing and infrastructure, often requiring specific certifications. Mechanical Engineering is broader, covering design, analysis, and manufacturing of mechanical systems across various sectors. While both share foundational engineering principles, Core Engineering tends to be more specialized and application-focused.

What does a core engineer do?

A core engineer designs, develops, and maintains the fundamental systems and components of a product or infrastructure, often focusing on low-level programming, hardware integration, or system architecture. They typically work with programming languages like C or C++, and require strong problem-solving skills and knowledge of system operations. Core engineers are essential in ensuring the stability, performance, and scalability of technical systems.

What are popular job titles related to Core Engineering jobs in California?

For Core Engineering jobs in California, the most frequently searched job titles are:

What job categories do people searching Core Engineering jobs in California look for?

The top searched job categories for Core Engineering jobs in California are:

Core Engineering jobs near you
Infographic showing various Core Engineering job openings in California as of August 2026, with employment types broken down into 65% Full Time, and 35% Contract. Highlights an 91% In-person, and 9% Remote job distribution, with an average salary of $62,152 per year, or $29.9 per hour.

Senior Product Manager, Platform Core Engineering

Twitch

San Francisco, CA • On-site

$173K - $235K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 14 days ago

Key responsibilities

  • Own the strategy and roadmap for a Platform Core Engineering platform area, including technical vision and near-term developer needs.

  • Work directly with engineering managers and engineers to define needs, build a cohesive platform ecosystem, and ensure platform adoption and trust among developers.

  • Own end-to-end launches of platform capabilities, including migration paths, documentation, and driving adoption.

Job description

About Us
Twitch is the world's biggest live streaming service, with global communities built around gaming, entertainment, music, sports, cooking, and more. It is where thousands of communities come together for whatever, every day.
We're about community, inside and out. You'll find coworkers who are eager to team up, collaborate, and smash (or elegantly solve) problems together. We're on a quest to empower live communities, so if this sounds good to you, see what we're up to on LinkedIn and X, and discover the projects we're solving on our Blog. Be sure to explore our Interviewing Guide to learn how to ace our interview process.
About the Role
Platform Core Engineering (PCE) builds the foundational systems, frameworks, and tooling that Twitch's engineers build on every day. As a Senior Product Manager on PCE, your customers are developers, and your success depends on earning their trust. You will own a platform product area and be measured on whether developers actually adopt, rely on, and advocate for what you ship.
This is a deeply technical, senior individual-contributor role. You are expected to be hands-on with modern AI development tools, to understand the technology you are shaping at a real level (not just at the surface), and to hold credibility in a room full of engineers.
You can be based out of one of the Twitch offices including San Francisco, Seattle, Los Angeles, Irvine, or New York City.
You Will:
  • Own the strategy and roadmap for a PCE platform area, balancing near-term developer needs with a 1 to 2 year technical vision.
  • Treat developers as your customers: understand their workflows, earn their trust, and prioritize the capabilities that make them faster and more effective.
  • Work directly with Senior Engineering Managers and Principal Engineers to define technical and organizational needs and build a cohesive platform ecosystem.
  • Define and drive the platform metrics that matter.
  • Drive alignment across dependent teams, resolve competing priorities, and communicate technical tradeoffs.
  • Own launches end-to-end, including migration paths, documentation, and adoption, so capabilities land and stick.
  • Partner with tooling customers across engineering, ML infrastructure, MLOps, and data science to ensure the platform serves every developer persona.
  • Champion hands-on use of modern AI development tools, setting the bar for how the org builds with agents, MCPs, and context tooling.
You Have:
  • 5+ years of product management experience, with a strong technical foundation.
  • Hands-on fluency with modern AI development tools and a habit of building with them.
  • A working understanding of how modern AI tools work and fit together (agents, MCPs, context, and tooling) and why they matter for developer products.
  • A track record building developer-facing or platform products where earning and keeping developer trust was the difference between adoption and failure.
  • Strong analytical skills and strong written and verbal communication, with precise articulation of technical customer problems and tradeoffs.
  • Demonstrated ability to operate independently and navigate ambiguity.
Bonus Points
  • Experience building or supporting AI Developer Infrastructure, ML infrastructure, MLOps, or data and analytics tooling.
  • Background in software engineering or a related technical field (you have written and shipped code).
  • Familiarity with AWS and other builder frameworks, shared services, APIs, and platforms.
  • Familiarity with streaming and Twitch's ecosystem.
  • Proficiency with data-driven decision making and defining platform adoption metrics.
Perks
  • Medical, Dental, Vision & Disability Insurance
  • 401(k)
  • Maternity & Parental Leave
  • Flexible PTO
  • Amazon Employee Discount

Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Pursuant to the Los Angeles Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Job ID: TW9241
The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits.
US, WA, Seattle - Annually
$151,200-$204,600 USD
US, CA, San Francisco - Annually
$173,900-$235,200 USD
US, NY, New York - Annually
$166,300-$225,000 USD
US, CA, Irvine - Annually
$151,200-$204,600 USD
Twitch is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.
Twitch values your privacy. Please consult our Candidate Privacy Notice, for information about how we collect, use, and disclose personal information of our candidates.

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