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143 sr principal software engineer jobs at 89 companies in Napa, CA

2mo
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Sr. Principal Software Engineer (NetSec-PanOS Dev)
San Francisco or Santa Clara or San Jose
$170k-$277k/yr OnsiteFull Time
Palo Alto Networks
Palo Alto NetworksNASDAQ: PANW: Provides enterprise-grade network, cloud, and endpoint security software.
15+ YOE15+ years software engineering; Go/Java; cloud/distributed systems; REST APIs; databases; AWS/GCP; containerization (Docker/Kubernetes).
Go, Java, Python, C, Kafka, PubSub, Redis, SQL, BigQuery, MongoDB, Docker, Kubernetes, GCP, AWS, REST APIs, Serverless
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3mo
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Principal Software Engineer
Huntington Beach or San Francisco
$220k-$265k/yr OnsiteFull Time
Mach Industries
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
10+ YOE10+ years leading large-scale software projects; expert in C++, Rust, Python or C; real-time/embedded systems experience.
C++, Rust, Python, C, RTOS, embedded systems
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3mo
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Principal Software Engineer, AI Onboarding
San Francisco, California, United States
$240k-$250k/yr HybridFull Time
Saviynt
Saviynt: Provides AI-powered identity governance and cloud security platforms.
10+ YOE10+ years software engineering; expert in Java, Spring, REST, microservices; strong AI tooling knowledge; cloud, security, and containerization savvy.
Java, Spring Framework, REST, Microservices, AWS, Azure, Google Cloud, Docker, Kubernetes, SQL, ElasticSearch, Redis, CI/CD, Kafka, Git, GitHub, GitLab, Maven, Ant, IntelliJ, Eclipse, Q, Github Copilot, Cursor
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2mo
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Principal Software Engineer, Data
Cambridge or San Francisco
$204k-$348k/yr HybridFull Time
Lila Sciences
Lila Sciences: Develops an AI platform for autonomous scientific research and discovery.
8+ YOE8-15 years of backend-focused engineering; full stack experience; AWS, Kubernetes; API design; data pipelines; Python; collaboration with scientists and engineers.
React, TypeScript, Nx, Tailwind, FastAPI, SQL/NoSQL, Python, Pydantic, SQLAlchemy, SQLModel, Django, Airflow, Prefect, Temporal, Dagster, pandas, numpy, scipy, jax, pytorch, AWS, Kubernetes, Terraform, CloudFormation, GitHub Actions
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Principal Software Engineer
San Francisco, California, United States
RemoteFull Time
DocuSign
DocuSignNASDAQ: DOCU: Provides electronic signature and agreement management software solutions.
15+ YOE15+ years in distributed systems/infra; Go or Python; Kubernetes and Terraform; incident commander; cloud migrations; OpenTelemetry; Azure/AKS; on-call leadership.
Go, Python, Kubernetes, Terraform, AKS, Azure DevOps, GitHub Actions, OpenTelemetry
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Principal Software Engineer
South San Francisco, California, United States
$220k-$275k/yr HybridFull Time
Natera
NateraNASDAQ: NTRA: Provides clinical genetic testing and diagnostics services.
10+ YOE10+ years software engineering experience; production cloud infrastructure (AWS preferred), Kubernetes, Terraform, Python/Go/Java; experience designing platforms, mentoring engineers, and shipping production software.
Claude Code, Cursor, AWS, GCP, Azure, Kubernetes, Terraform, Python, Go, Java, Groovy, Helm, Nextflow, WDL, Django, React, Airflow, Argo, Temporal, Dagster, LIMS, MCP servers
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Principal Software Engineer, Platform Security
San Francisco, California, United States
$197k-$314k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
10+ YOE10+ years in software development; strong in databases, APIs, data pipelines; experience with large projects and security infrastructure.
API development, REST APIs, SDLC, AWS, GCP, Azure, Python, Ruby, Unix/Linux, Security infrastructure
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1mo
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Principal Software Engineer
Santa Monica or Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto
$235k-$414k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Provides visual messaging software and augmented reality wearable devices.
10+ YOE10+ years software development experience, technical leadership experience, BS in a technical field (or equivalent), experience architecting distributed systems, strong software design and debugging skills, proficiency using AI tools and modern engineering workflows.
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5d
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Principal Software Engineer
San Francisco or United States
$139k-$249k/yr HybridFull Time
Autodesk
AutodeskNASDAQ: ADSK: Developing software for architecture, engineering, and entertainment industries.
6+ YOEBachelor's degree in computer science, computer engineering, or related field plus 6 years of progressive post-baccalaureate software engineering experience and full-stack, cloud, API, database, DevOps, and Agile expertise.
React, Angular, Vue.js, Node.js, Java, Python, RESTful APIs, SQL, PostgreSQL, MySQL, AWS, Azure, Google Cloud, CI/CD, Docker
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1mo
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Principal Research Software Engineer
San Francisco or United States
RemotePart Time
UCSF Health
UCSF Health: Academic medical center providing advanced patient care and research.
10+ YOE10+ years experience leading technical strategy for research software and data platforms; expert Python and SQL; experience with AI, data architecture, secure/regulated health data, and multi-institutional collaborations.
Python, SQL, PostgreSQL, MySQL, Parquet, DuckDB, Linux, Git, CI/CD
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1mo
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Principal Software Engineer
San Francisco, California, United States
OnsiteFull Time
Midjourney
Midjourney: Independent research lab developing generative AI and medical imaging technology.
Deep software architecture and technical leadership for complex distributed systems; strong Python and concurrency experience (asyncio, multiprocessing); observability, testing, and performance engineering skills.
Python, asyncio, multiprocessing, profiling, gRPC, protobuf, CI
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2mo
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Principal Software Engineer
San Francisco, California, United States
$204k-$337k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Bachelor’s or Master’s in CS/Engineering, extensive software engineering and platform architecture experience, strong Java/JVM and Spring skills, REST/microservices, cloud-native (AWS/Kubernetes), distributed systems (Hadoop/Spark/Kafka), CI/CD and leadership skills.
Java, JVM, Spring Boot, Spring MVC, Spring Security, Spring Cloud, RESTful web services, PostgreSQL, NoSQL, React, JavaScript, TypeScript, HTML, CSS, Hadoop, Spark, Kafka, AWS, PCF, Kubernetes, Docker, CI/CD, Jenkins, Git, Maven, Gradle, SonarQube
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2w
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Principal Engineer
Pleasanton, California, United States
$257k-$322k/yr HybridFull Time
BlackLine
BlackLineNASDAQ: BL: Provides cloud-based financial close and accounting automation software.
Principal software engineering role requiring application architecture, cloud backend development, system scaling, troubleshooting, optimization, innovation, cross-team collaboration, and mentoring engineers.
cloud-based backend services
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3d
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Principal Software Engineer
Plano or Boston or Portsmouth or Indianapolis or Columbus or United States or Los Angeles or Philadelphia or San Francisco
$137k-$257k/yr HybridFull Time
Liberty Mutual
Liberty Mutual: Provides diversified property, casualty, and commercial insurance products.
8+ YOERequires 8+ years of software engineering experience, enterprise architecture and technical leadership, distributed systems expertise, cloud-native development, and proficiency with JavaScript/TypeScript, React, Node.js, and related tools.
JavaScript, TypeScript, React, Node.js, Next.js, Java, HTML/CSS, Micro Frontends, AWS, CDK, GitHub Actions, OAuth 2.0, OpenID Connect, OWASP Top 10, Playwright, JMeter, Datadog, Splunk, Bridgeway, MFE, CI/CD, DevOps, SecOps, Generative AI
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2mo
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Principal Software Engineer
United States or Canada or Columbus or Austin or San Francisco or New York City
$191k-$264k/yr RemoteFull Time
Upstart
UpstartNasdaq: UPST: AI-powered lending marketplace for consumer and automotive loans.
8+ YOEBachelor's or equivalent and 8+ years software engineering experience; designing and operating large-scale distributed systems, relational schemas, APIs, auth/RBAC; partnering with risk/compliance/operations teams.
TypeScript, Node.js, Next.js, Prisma, SOC 2, NIST CSF
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1mo
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Principal Software Engineer, Crusoe Cloud
San Francisco, California, United States
$256k-$320k/yr OnsiteFull Time
Crusoe
Crusoe: Provides energy-efficient cloud infrastructure powered by stranded and renewable energy.
Principal-level engineer to design scalable cloud platform architecture, evaluate services/tools, write technical designs, contribute code, and mentor engineers to improve customer experience.
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2w
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Principal Software Engineer - Python
Kansas City or San Francisco
$150k-$300k/yr RemoteFull Time
Veeva Systems
Veeva SystemsNYSE: VEEV: Cloud-based software solutions for the global life sciences industry.
12+ YOE12+ years software development experience, production Python required, enterprise SaaS and scalability expertise, experience mentoring engineers, strong communication, unrestricted US work authorization.
Python, Git, FastAPI, Pydantic
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1w
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Principal Software Engineer
San Francisco or Atlanta
$220k-$280k/yr HybridFull Time
Coworker
Coworker: Builds autonomous AI agents that execute complex enterprise workflows
10+ YOE10+ years of software development experience; bachelor's or master's degree preferred in computer science; expertise in two technical domains; experience with scalable production systems, architecture, and technical leadership.
GoLang, TypeScript, Python, AI/ML, Apple products
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1mo
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Principal Software Engineer (C++)
Alameda, California, United States
$180k-$230k/yr OnsiteFull Time
Boxbot
Boxbot: Automated vertical package handling and sorting for logistics facilities.
8+ YOE8+ years professional software engineering with deep C++ expertise, experience building real-time or near-real-time systems, multi-threaded programming, hardware interfaces, Linux, strong debugging and architecture skills.
C++, Linux, PLCs
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2mo
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Principal Software Engineer - AWS
Chicago or Scottsdale or San Francisco or New York City or Phoenix
$173k-$276k/yr HybridFull Time
Early Warning Services
Early Warning Services: Operates payment and risk solutions for the financial industry.
15+ YOE15+ years software engineering experience with 8+ years in FinTech; hands-on full‑stack design and architecture, cloud/containerization, CI/CD, test automation, Java/J2EE/Spring, messaging, Oracle PL/SQL, Git, and strong communication.
Java, J2EE, JUnit, Tomcat, Spring Boot, Spring Core, Kafka, Tibco EMS, JMS, Oracle PL/SQL, JavaScript, jQuery, AngularJS, Git, Chef, Maven, Jenkins, AWS, Google Cloud, Microsoft Azure, SVN, Jira, Bugzilla, Confluence, Splunk, Altiris, Zabbix, Terraform, AppDynamics, C#, Ruby, Python, PHP, Kubernetes
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