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Freelance Infrastructure Engineer Jobs in California

CreativeCircle

Software Engineer

San Mateo, CA · On-site

$90 - $95.79/hr

Software Engineer Software Engineer - ML Data Infrastructure & Pipeline Engineering Scope: Contract ... Benefits Creative Circle's Freelance Employee benefits package includes eligibility for Minimum ...

Inference

Filmmaker / Storyteller

San Francisco, CA · On-site

$100K - $140K/yr

... our engineering team, capturing the journey of next-generation AI infrastructure. You'll own our ... After establishing our content foundation, recruit and manage freelancers, editors, and production ...

Iyuno

Post Audio Supervisor

Burbank, CA · On-site

Coordinate room bookings andtaskassignments across multiple audio suitesand freelancers. * Meet ... Collaborate with IT, Infrastructure, and vendors to ensure equipment ismaintainedand engineer ...

Prime Intellect

Head of Marketing

San Francisco, CA · On-site

... freelancers, and contractors as needed for design, video, and content production. What We're Looking For * 5+ years in marketing, developer relations, or developer marketing at a B2B infrastructure ...

Solomon Page

Technical Program Manager

San Francisco, CA · On-site

$151K - $196K/yr

Ensure alignment across Data Engineering, AI/ML, Infrastructure, and Business Intelligence teams ... freelancers - which sets us apart in the industries we serve. About Solomon Page Founded in 1990 ...

Crusoe

Social Media Manager

San Francisco, CA · On-site

... engineers, infrastructure leads, and AI researchers, and building a real following among the ... Source, brief, and manage a roster of contractors, freelance creators, and influencers who extend ...

Crusoe

Social Media Manager

San Francisco, CA · On-site

... engineers, infrastructure leads, and AI researchers, and building a real following among the ... Source, brief, and manage a roster of contractors, freelance creators, and influencers who extend ...

Google

Head of AI Documentation

Sunnyvale, CA · On-site

... while engineering the structured knowledge required to power AI agents. The AI and Infrastructure ... Oversee freelance relationships and negotiate vendor agreements to secure specialized technical ...

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Freelance Infrastructure Engineer information

What is the difference between Freelance Infrastructure Engineer vs Network Engineer?

AspectFreelance Infrastructure EngineerNetwork Engineer
CredentialsCertifications like Cisco CCNA, CompTIA Network+Certifications like Cisco CCNA, CompTIA Network+
Work EnvironmentIndependent, project-based, remote or on-siteTypically in organizations, on-site or remote
Industry UsageFreelance market, consulting, IT servicesCorporate, telecommunications, IT departments

Both roles require similar certifications and technical skills, but Freelance Infrastructure Engineers work independently on diverse projects, while Network Engineers are usually employed full-time within organizations managing network systems.

What are the key skills and qualifications needed to thrive as a Freelance Infrastructure Engineer, and why are they important?

To thrive as a Freelance Infrastructure Engineer, you need a deep understanding of network architecture, cloud platforms, system administration, and infrastructure automation, often supported by a degree in computer science or a related field. Familiarity with tools like AWS, Azure, Terraform, Docker, and certifications such as AWS Certified Solutions Architect or Microsoft Certified: Azure Administrator are highly valued. Strong problem-solving abilities, effective communication, and self-management skills set top freelancers apart in this role. These competencies are crucial for designing reliable systems, meeting client needs, and efficiently managing multiple independent projects.

What are Freelance Infrastructure Engineers?

Freelance Infrastructure Engineers are independent professionals who design, build, and maintain the foundational IT systems and networks for organizations on a project or contract basis. They work with servers, cloud platforms, storage, networking, and security systems to ensure the reliability and scalability of IT infrastructure. Unlike full-time employees, freelancers typically work with multiple clients, offering flexibility and a wide range of experience. Their responsibilities can include system deployment, automation, troubleshooting, and performance optimization.

What are some common challenges faced by freelance infrastructure engineers when managing multiple client projects?

Freelance infrastructure engineers often juggle several projects simultaneously, which can lead to challenges in time management, context switching, and prioritizing tasks. Coordinating with different client teams, each with its own communication style and technical stack, requires strong organizational and interpersonal skills. Additionally, staying updated with evolving technologies while ensuring each client's systems remain secure and reliable can be demanding. Successful freelancers develop robust workflows and clear communication habits to manage these complexities and deliver consistent results.
What are the most commonly searched types of Infrastructure Engineer jobs in California? The most popular types of Infrastructure Engineer jobs in California are:
What are popular job titles related to Freelance Infrastructure Engineer jobs in California? For Freelance Infrastructure Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Freelance Infrastructure Engineer jobs in California look for? The top searched job categories for Freelance Infrastructure Engineer jobs in California are:
What cities in California are hiring for Freelance Infrastructure Engineer jobs? Cities in California with the most Freelance Infrastructure Engineer job openings:
Freelance Infrastructure Engineer jobs near you

Software Engineer

CreativeCircle

San Mateo, CA • On-site

$90 - $95.79/hr

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 11 days ago

Job description

Software Engineer

Software Engineer - ML Data Infrastructure & Pipeline Engineering

Scope: Contract
Duration: 6 Months (Potential Extension)
Hours: 40 Hours/Week
Location: Foster City, CA
Onsite Requirement: 5 Days/Week Preferred (Hybrid flexibility may be considered for exceptional candidates)
Pay Range: $90-$95.79/hour (W2)

Ideal Candidate
A mid-level software engineer with strong C++ skills and experience processing large-scale datasets. Candidates who have built robust data pipelines, backend services, or distributed systems (and have exposure to embeddings, vector search, similarity search, or ML infrastructure) will be especially successful in this role.

Interview Process

Round 1: C++ Coding Assessment
Round 2: Systems Design / Technical Interview
Final Round: Hiring Team Interview

Overview
We are partnering with a leading autonomous vehicle company seeking a Software Engineer to help build and scale the data infrastructure that supports production machine learning and autonomous vehicle systems.

This team is responsible for preparing and processing large-scale datasets used to train production ML models. The engineer will focus on improving the reliability, scalability, automation, and performance of the pipelines and services that power data preparation workflows.

The ideal candidate has experience building robust data processing systems, working with large volumes of data, and developing production-grade software in distributed environments. Experience with vector search, embeddings, similarity search, or ML infrastructure is highly desirable.

What You'll Do

Data Processing & Pipeline Engineering

  • Design, build, and maintain large-scale data processing pipelines
  • Improve the stability, reliability, and automation of existing data workflows
  • Process and manage massive datasets in distributed computing environments
  • Optimize performance and scalability across data infrastructure
  • Build systems that support continuous, production-grade data processing

Backend & Infrastructure Development

  • Develop and maintain backend services that support data preparation workflows
  • Build infrastructure that enables efficient dataset generation and management
  • Create robust, maintainable software focused on operational excellence
  • Partner with engineering teams to improve service reliability and system performance

Machine Learning Data Infrastructure

  • Support workflows used to prepare training datasets for production ML models
  • Contribute to infrastructure that enables embedding generation, vector processing, and similarity search
  • Help scale systems that support ML and LLM-related development efforts

Required Qualifications

  • 3+ years of software engineering experience
  • Strong C++ development skills (required)
  • Experience building and maintaining large-scale data processing pipelines
  • Experience working with high-volume datasets in distributed or scalable environments
  • Strong understanding of data processing, data infrastructure, and system reliability
  • Experience building production-quality backend services or infrastructure
  • Familiarity with SQL and large-scale data operations
  • Ability to write efficient, scalable, and maintainable code

Technologies & Backgrounds That Translate Well
Candidates may come from backgrounds involving:

  • Distributed Data Processing
  • Data Infrastructure Engineering
  • ML Platform Engineering
  • Search Infrastructure
  • Backend Systems Engineering
  • Large-Scale Analytics Platforms

Relevant technologies may include:

  • C++
  • Spark
  • Databricks
  • Presto
  • Distributed Compute Platforms
  • Vector Databases
  • Similarity Search Systems
  • Embedding Pipelines

We are looking forward to your application! No remote candidates will be considered; please only apply if you are able to be on site in Foster City, CA.

In this position, you may have access to client or customer systems, confidential and/or proprietary information or data. This position is onsite and requires you to work closely with other individuals in a collaborative team environment.

Benefits

Creative Circle's Freelance Employee benefits package includes eligibility for Minimum Essential Coverage (MEC) medical plan, dental/vision/term life package, discount prescription program, critical illness, accident, tele-behavioral health, and 401(k) plan. Sick leave is provided to Candidates whose assignment work location is in a state or city subject to sick leave laws. A Minimum Value (MV) PPO medical plan, Employee Stock Purchase Plan, and paid holiday eligibility are based on length and dates of service.

- For Creative Circle to represent you for this opportunity, you must be currently authorized to work in the United States without the need of employer sponsorship for a non-immigrant visa such as a H-1B, TN, or O visa. We do not support or provide training for STEM/OPT programs. Additionally, you must be physically located in and perform the work for our client in the United States.This job was first posted by Creative Circle on 07/20/2026 and applications will be accepted on an ongoing basis until the position is filled or closed.Everforth Creative Circle is an Equal Opportunity Employer
All qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity or expression, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, or any other characteristic protected by law. Our hiring process includes AI screening for keywords and minimum qualifications. Recruiters review all results. Everforth Creative Circle will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable state and local law, including but not limited to the Los Angeles County Fair Chance Ordinance, the San Francisco Fair Chance Ordinance, and the California Fair Chance Act. If you need a reasonable accommodation in the application process, please contact your Recruiter (the person you'll be interviewing with) or a member of our Human Resources team to make arrangements. Anthem / Blue Cross Blue Shield creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Creative Circle.