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Internal Developer Tools Software Engineer Jobs in California

Paramount

Principal Software Engineer

Burbank, CA · On-site

$143.60K - $192.60K/yr

Principal Software Engineer - AI Tooling & Quality Engineering Platforms Team: Global Quality ... Develop internal developer tools, CLIs, services, and microplatforms that integrate seamlessly with ...

Paramount

Principal Software Engineer

Burbank, CA

$143.60K - $192.60K/yr

Principal Software Engineer - AI Tooling & Quality Engineering Platforms Team : Global Quality ... Develop internal developer tools, CLIs, services, and microplatforms that integrate seamlessly with ...

Paramount

Lead Software Engineer, AI

Burbank, CA · On-site

$156.80K - $235.20K/yr

Lead Software Engineer, AI Tooling & Quality Engineering Platforms Team: Global Quality Engineering ... Lead the design of internal developer tools, micro-platforms, and APIs that integrate AI into core ...

Paramount

Lead Software Engineer, AI

Burbank, CA · On-site +1

$156.80K - $235.20K/yr

Lead Software Engineer, AI Tooling & Quality Engineering Platforms Team: Global Quality Engineering ... Lead the design of internal developer tools, micro-platforms, and APIs that integrate AI into core ...

Intel

EDA Tools Software Engineer

San Jose, CA

$149.60K - $284.58K/yr

Designs, develops, tests, and debugs software tools, flows, and methodologies used in design ... Master's degree in Electrical Engineering, Computer Engineering, or related engineering field with ...

Paramount

Lead Software Engineer

Burbank, CA

$156.80K - $235.20K/yr

Lead Software Engineer, AI Tooling & Quality Engineering Platforms Team: Global Quality Engineering ... Lead the design of internal developer tools, microplatforms, and APIs that integrate AI into core ...

Paramount

Lead Software Engineer

Burbank, CA · On-site

$156.80K - $235.20K/yr

Lead Software Engineer, AI Tooling & Quality Engineering Platforms Team : Global Quality ... Lead the design of internal developer tools, micro-platforms, and APIs that integrate AI into core ...

Paramount

Lead Software Engineer

Burbank, CA · On-site

$156.80K - $235.20K/yr

Lead Software Engineer, AI Tooling & Quality Engineering Platforms Team : Global Quality ... Lead the design of internal developer tools, micro-platforms, and APIs that integrate AI into core ...

Reddit, Inc.

Senior Software Engineer - DevX

San Francisco, CA · On-site

$144.30K - $190.30K/yr

They are seeking a Senior Software Engineer to design and build platforms and tools that enhance ... internal developer tooling at scale. • Improve the team's tools, processes, and best practices ...

Intel

EDA Tools Software Engineer

Folsom, CA

$149.60K - $284.58K/yr

Designs, develops, tests, and debugs software tools, flows, and methodologies used in design ... Master's degree in Electrical Engineering, Computer Engineering, or related engineering field with ...

Paramount

Lead Software Engineer

Burbank, CA · On-site

$156.80K - $235.20K/yr

Lead Software Engineer, AI Tooling & Quality Engineering Platforms Team : Global Quality ... Lead the design of internal developer tools, micro-platforms, and APIs that integrate AI into core ...

Paramount

Lead Software Engineer

Burbank, CA · On-site

$156.80K - $235.20K/yr

Lead Software Engineer, AI Tooling & Quality Engineering Platforms Team : Global Quality ... Lead the design of internal developer tools, micro-platforms, and APIs that integrate AI into core ...

Paramount

Lead Software Engineer

Burbank, CA · On-site

$156.80K - $235.20K/yr

Lead Software Engineer, AI Tooling & Quality Engineering Platforms Team: Global Quality Engineering ... Lead the design of internal developer tools, micro-platforms, and APIs that integrate AI into core ...

Intel

Development Tools Software Engineer

Folsom, CA · On-site

$111.03K - $156.74K/yr

Development Tools Software Engineer will be focused on Validation tools and capabilities ... Developer will work with Synthetic-OS Based Windows/Linux content generation tool supporting ...

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Internal Developer Tools Software Engineer information

What are the key skills and qualifications needed to thrive as an Internal Developer Tools Software Engineer, and why are they important?

To thrive as an Internal Developer Tools Software Engineer, you need strong programming skills (often in languages like Python, Java, or Go), expertise in software development processes, and experience with building scalable infrastructure, typically supported by a degree in computer science or related field. Familiarity with CI/CD systems, containerization tools (like Docker and Kubernetes), version control (such as Git), and cloud platforms is usually required. Excellent problem-solving abilities, collaboration, and proactive communication are vital soft skills in this role. These skills and qualities are essential for designing efficient tools that improve developer productivity, streamline workflows, and support organizational engineering goals.

How do Internal Developer Tools Software Engineers typically interact with other development teams within the company?

Internal Developer Tools Software Engineers work closely with a variety of engineering teams to understand their workflows, gather feedback, and identify pain points in the development process. Communication is key, as these engineers often facilitate onboarding, provide training for new tools, and respond to support requests. Collaboration usually involves participating in cross-team meetings, collecting requirements, and iterating on tools based on real-world usage. This close partnership ensures that the tools developed genuinely improve productivity and address the practical needs of their colleagues.

What are Internal Developer Tools Software Engineers?

Internal Developer Tools Software Engineers are specialists who design, build, and maintain software tools that improve the productivity of other developers within an organization. Their work often includes creating build systems, continuous integration pipelines, testing frameworks, and deployment tools. These engineers collaborate closely with development teams to understand their workflows and challenges, then develop solutions that streamline processes, reduce manual work, and enhance code quality. By focusing on internal tooling, they help the whole engineering organization move faster and deliver higher-quality products.

What is the difference between Internal Developer Tools Software Engineer vs Software Engineer?

AspectInternal Developer Tools Software EngineerSoftware Engineer
Primary FocusDeveloping and maintaining internal tools to improve developer productivityBuilding applications, systems, or features for end-users or clients
Work EnvironmentTypically within tech companies, collaborating with internal teamsVaries across industries, often with direct customer interaction
Required SkillsStrong programming, understanding of developer workflows, internal tool developmentBroad software development skills, depending on domain
Industry UsagePrimarily in tech companies, startups, and large enterprises with internal toolsAcross all industries including tech, finance, healthcare, etc.

In summary, Internal Developer Tools Software Engineers focus on creating tools that enhance internal developer efficiency, whereas Software Engineers develop a wide range of applications for external users. Both roles require strong programming skills but differ in their primary objectives and work environments.

What are popular job titles related to Internal Developer Tools Software Engineer jobs in California? For Internal Developer Tools Software Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Internal Developer Tools Software Engineer jobs in California look for? The top searched job categories for Internal Developer Tools Software Engineer jobs in California are:
What cities in California are hiring for Internal Developer Tools Software Engineer jobs? Cities in California with the most Internal Developer Tools Software Engineer job openings:
Internal Developer Tools Software Engineer jobs near you
Infographic showing various Internal Developer Tools Software Engineer job openings in California as of May 2026, with employment types broken down into 91% Full Time, 5% Part Time, 3% Contract, and 1% Nights. Highlights an 73% Physical, 5% Hybrid, and 22% Remote job distribution.

Software Engineer - Python Developer Tools

FriendliAI Corp

San Francisco, CA • On-site

$59.25 - $81.50/hr

Other

Medical

This job post has expired today. Applications are no longer accepted.

Job description

About the job
FriendliAI is hiring a Python Engineer to build developer tools for our users and internal engineers. The software developed by the engineer will be the primary way developers integrate with our inference and agent platform. Your work will remove friction for internal teams and external users. You'll design ergonomic & stable APIs, reliable releases to PyPI, and drive top-tier developer experience across documentation, examples, and tooling. You'll collaborate with frontend engineers on end-to-end workflows and partner with product & engineering teams.
Key Responsibilities
  • Own the Python SDK lifecycle. You will design APIs and implement the client side in the SDK.
  • Build and maintain a cross-platform CLI with a modern interface, including helpful error messages and good UX.
  • Manage packaging and distribution pipelines.
  • Develop and maintain internal developer tools related to DevOps.
  • Create examples, templates, and guides that help developers effectively utilize our software bundles.
Qualifications
  • 3+ years of professional Python engineering building libraries, SDKs, or developer tools used in production.
  • Demonstrated SDK/CLI ownership. Familiarity with API ergonomics and versioning, deprecation policies, telemetry, and debugging customer issues.
  • Strong Python fundamentals, including asyncio, typing, packaging, and testing.
  • Web API fluency in REST and gRPC.
  • Experience working with Python monorepos.
  • Clear written communication skills and capable of turning complex features into clean APIs and concise docs.
Preferred Experience
  • Maintainer or significant OSS contributor in Python libraries (tooling, SDK, CLI, etc.).
  • Experience with Python AST and Meta-programming, Packaging
  • Performance work (profiling, streaming, backpressure) or multi-platform build experience.
  • Crosslanguage exposure (TypeScript/Node, Go).
  • Containers & local dev tooling (Docker); familiarity with Kubernetes basics.
  • Experience with LLM/agent SDKs or inference workflows.
Benefits
  • Flexible working hours
  • Daily lunch and dinner provided; unlimited snacks and beverages
  • Supportive and highly collaborative work environment
  • Health check-up support and top-tier equipment/hardware support
  • A front-row seat to the generative AI infrastructure revolution
  • Competitive compensation, startup equity, health insurance, and other benefits.

About FriendliAI
FriendliAI is building the world's best AI inference platform that makes large language and multi-modal models fast, efficient, and deployable at scale. We power high-throughput, low-latency AI workloads for organizations worldwide and integrate directly with Hugging Face, giving developers instant access to over 500,000 open-source models.
We are a small, fast-moving team doing work that matters at one of the most exciting moments in the history of technology. With our world-class inference engine, we are building a platform that the AI industry can actually rely on.

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