1,725 backend software engineer jobs at 755 companies in California
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Lumafield: Accessible industrial CT scanners and cloud-based analysis software
2+ YOEBachelor's degree in Engineering or related field; 2+ years Python backend experience with web frameworks; experience with large dataset processing; strong software engineering fundamentals; team collaboration; Linux, Docker, production deployments.
Ketch: Data permissioning platform for automated privacy and compliance.
1+ YOE1+ year software engineering experience; strong backend development in Golang (or Java/Python/Scala); experience with cloud-native production systems, distributed systems, CI/CD, and databases; strong communication and collaboration skills.
Otter: Software for restaurants to manage and grow online orders.
3+ YOEBachelor's in Computer Science or equivalent, 3+ years software engineering experience, strong backend system design, APIs, microservices, databases, and cloud platform experience.
Java, Go, PostgreSQL, MongoDB, Redis, AWS, Google Cloud, Azure
Atoms: Building robotics and software to automate physical world industries.
3+ YOEBachelor's in CS or equivalent,3+ years software engineering experience,strong backend design and distributed systems knowledge,experience with Java/Go,databases and cloud platforms.
Java, Go, PostgreSQL, MongoDB, Redis, AWS, Google Cloud, Azure
Roper TechnologiesNASDAQ: ROP: Provides niche vertical software and technology-enabled solutions.
5+ YOE5+ years backend experience with C#/.NET and SQL; bachelor\u0002s degree in CS or related field; strong skills in concurrent processing, API and data pipeline design, and clear technical communication.
Artos: AI-powered document authoring platform for life sciences R&D.
3+ YOE3+ years software development experience (AI/ML focus), BS/MS in CS/Engineering or equivalent, experience with GenAI, Python APIs (FastAPI/Django), containerized cloud deployments (Docker, AWS), CI/CD, and secure coding.
Kiddom: Provides a digital curriculum and instructional platform for schools.
6+ YOEBS or MS in Computer Science; 6+ years software engineering; experience with backend systems, databases, cloud, containers, and distributed architectures.
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
Experience building scalable backend services and cloud infrastructure, knowledge of Python, Azure, Terraform, Kubernetes, CI/CD; eligible U.S. Person able to obtain security clearance.
Kerrigan Robotics: AI-powered orchestration platform for factory automation systems.
5+ YOE5+ years backend experience building distributed systems in Go; strong Docker and Kubernetes skills; familiarity with PostgreSQL, message brokers (NATS, RabbitMQ), gRPC/REST, CI/CD and Git.
Doxel: AI-powered computer vision for construction progress tracking.
2+ YOE3+ years programming (Python, C++, TypeScript or functional languages); 2+ years backend/full-stack experience in cloud environments; 1+ year ETL/Airflow; PostgreSQL, SQL, Kubernetes, DuckDB, Wasm experience; Bachelor's in CS or related.
Arkansas or California or Colorado or District of Columbia or Florida or Illinois or Massachusetts or Maryland or Maine or Michigan or New Jersey or Ohio or Pennsylvania or South Carolina or Texas or Utah or Virginia or Washington
$165k-$195k/yrRemoteFull Time
SITE Technologies: Provides AI-powered property condition assessments and management software.
5+ YOE5+ years backend development experience with Python and FastAPI, strong backend architecture, relational modeling, AWS services, Docker, CI/CD, and cross-team communication.
Alpaca Health: Enabling clinicians to launch and scale independent autism care clinics.
Senior backend engineer with strong system-design and ownership; builds integrations, billing/payments, data pipelines, and AI/LLM infrastructure. Experience in operationally complex domains (healthcare, fintech, insurance) or early-stage startups preferred.
Gamma: AI platform that generates presentations, documents, and websites from text.
3+ YOE3+ years building production backend systems; strong TypeScript/Node.js; distributed systems, databases, APIs; scalable systems; websockets/streaming nice to have.
Beacon AI: Developing an AI-powered-pilot for safer flight operations.
5+ YOE5+ years building backend services and distributed systems, fluency in Python and JavaScript/TypeScript (Node.js), experience with data pipelines, production reliability, and US Person work authorization.
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Mexico City or Miami or New York City or Ottawa or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Toronto or Vancouver or Washington, D.C.
$104k-$187k/yrHybridFull Time
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
4+ YOE4+ years as a software engineer; backend/data pipelines; comfortable with messy data; proficient in Ruby, Python, or Go; AWS experience; SQL; collaborative and communicative.