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1,015 python backend developer jobs at 434 companies in California

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Backend Engineer (Python/FastAPI)
San Francisco or United States
$200-$300/hr RemoteContract
Turing
Turing: AI research accelerator and intelligent talent cloud platform.
3+ YOE3+ years of software engineering experience; expertise in Python, JavaScript, React, and Node.js; production deployment experience; strong architecture, debugging, code review, and communication skills.
Python, FastAPI, JavaScript, React, Node.js, C, C++, Java, Rust, Go
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2w
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Software Engineer, Backend (Python)
North America or San Francisco or London or Hyderabad
RemoteFull Time
Plane
Plane: Plane is a private open-core work management platform for teams, combining project tracking, knowledge management, and AI.
Production Python, Django or comparable framework, SQL, async Python with asyncio, and production debugging experience required. Clear writing and backend systems experience expected.
Python, Django, FastAPI, Golang, Node.js, Postgres, Redis, RabbitMQ, Kafka, AWS, Kubernetes, Rancher, Datadog, Sentry, GitHub, Plane, Figma, Slack, Microsoft SQL Server
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2w
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Backend Engineer
Denver or Seattle or Washington or San Francisco or Los Angeles or Arvada or San Francisco or Nashville or Denver or Santa Fe or New Orleans or San Diego or Bozeman or New York City
$120k-$180k/yr HybridFull Time
Quindar
Quindar: Automation First. Mission Ready. Mission management software delivering a common operating picture, system-of-systems integration, and resiliency across commercial and government space missions.
3+ YOERequires Python backend development, AWS, GraphQL, Docker, Terraform, APIs, Kubernetes, Git, a computer science bachelor's degree, and 3+ years of experience; U.S. person status and security clearance eligibility required.
Python, AWS, GraphQL, Docker, Terraform, OpenAI, Anthropic, AskSage, Kubernetes, AWS Lambda, Amazon ECS, Amazon EKS, Amazon CloudWatch, Amazon S3, Amazon EFS, Amazon EBS, Amazon EC2, Amazon RDS, Git, GitHub, GitLab, CI/CD
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1mo
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Backend Engineer
San Francisco, California, United States
$140k-$185k/yr HybridFull Time
Scribe
Scribe: Workflow AI software that helps organizations capture, improve, and scale how work gets done.
3+ YOE3+ years building backend applications, strong Python skills, experience optimizing endpoints and database queries, automated testing, and collaborative engineering practices.
Python, Django, PostgreSQL, Redis, Celery, AmazonMQ, Terraform, AWS
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2w
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Senior Backend Engineer
Oakland, California, United States
$150k-$200k/yr OnsiteFull Time
Arxlight
Arxlight: Arxlight is a private defense-technology startup developing interceptor drones for U.S. and international customers.
Requires Linux expertise, backend or systems development in Python, C++, Go, TypeScript, or similar languages, networking, Docker, Systemd, Git, and AI coding tools.
Linux, Python, C++, Go, TypeScript, Docker, CI/CD, Systemd, TCP/IP, UDP, Git, MAVLink, Kotlin, Java
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2mo
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Backend Engineer
Los Angeles, California, United States
$150k-$165k/yr HybridFull Time
SKIMS
SKIMS: Solutions-oriented brand creating the next generation of underwear, loungewear and shapewear.
3+ YOE3+ years building backend applications with Python and Django; experience with AWS services (SNS, SQS, API Gateway, Step Functions, S3); strong communication, stakeholder collaboration, and production deployment experience.
Python, Django, AWS, SNS, SQS, API Gateway, Step Functions, S3, Claude Code, AWS Glue
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1w
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Backend Engineer
Bangalore or India or San Francisco
RemoteFull Time
Mem0
Mem0: N AI infrastructure providing a memory layer for LLM applications and AI agents.
5+ YOE5+ years building production backend systems and REST APIs; strong Python, async programming, web frameworks, SQL, Postgres/MySQL, graph databases, AWS, Docker, Kubernetes, debugging, and collaboration skills.
REST APIs, Postgres, Neo4j, Redis, Python, FastAPI, Django, Django REST framework (DRF), Flask, Docker, Kubernetes, Amazon EKS, AWS, Amazon EC2, Amazon RDS, Amazon Aurora, Amazon S3, AWS IAM, Amazon CloudWatch, Prometheus, OpenTelemetry, MySQL, GraphQL, gRPC, Amazon SNS, Amazon SQS, Kafka, Celery, RQ
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2mo
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Backend Engineer
San Francisco, California, United States
$130k-$200k/yr OnsiteFull Time
Sandberg Goldberg Bernthal Family Foundation
Sandberg Goldberg Bernthal Family Foundation: The Sandberg Goldberg Bernthal Family Foundation works to build a more equal and resilient world.
3+ YOE3+ years backend or full-stack engineering experience with data/analytics; strong Python (preferred) or Node.js/Ruby/Java, SQL and NoSQL skills; experience building data pipelines, defining metrics, A/B testing, and data visualization; bachelor's in CS/data field or equivalent.
Python, Node.js, Ruby, Java, SQL, NoSQL, RESTful APIs
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1w
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Backend Developer
Istanbul or San Francisco
HybridFull Time
PlusMinusOne
PlusMinusOne: Mobile startup studio developing and marketing its own mobile apps for users worldwide.
3+ YOE3+ years building production backend services with Node.js and TypeScript; requires PostgreSQL, Redis, REST APIs, Docker, AWS, and scalable system design experience. Kubernetes and Terraform experience are valued.
Node.js, TypeScript, NestJS, PostgreSQL, Redis, Docker, Kubernetes, Terraform, AWS, EKS, RDS, S3, IAM, Secrets Manager, Prometheus, Grafana, Kafka, Debezium, ClickHouse, BigQuery, ArgoCD, Karpenter, KEDA, LLM APIs, RAG, Python
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2mo
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Backend Engineer - Oort
San Francisco or Golden or Toulouse
$140k-$190k/yr OnsiteFull Time
Loft Orbital
Loft Orbital: Space infrastructure helping governments, companies, and research institutions deploy and operate missions in low Earth orbit.
Proficiency in Python and Docker, backend/API design and database interaction, experience with space mission technologies, strong communication and product mindset.
Python, Docker, Django, GraphQL, GCP, AWS, Kubernetes, PyTest, Jest, React Testing Library, Playwright, Cypress
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3d
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Backend Engineer - Studio
Stockholm or London or New York City or Los Angeles or Berlin or Paris or Oslo or Seoul
HybridFull Time
Epidemic Sound
Epidemic Sound: Music-tech platform licensing owned music and sound effects to creators, brands, and production companies.
Strong backend and distributed-systems experience with Python or Go, production agentic systems, cloud services, event-driven architecture, observability, and incident response.
Python, Go, GraphQL, TypeScript, React, Google Cloud Platform (GCP), Pub/Sub, Google Kubernetes Engine (GKE)
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1mo
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Backend Engineer - Connectivity
San Mateo, California, United States
$125k-$160k/yr OnsiteFull Time
Verkada
Verkada: Physical security platform for enterprise buildings and facilities.
1+ YOE1+ years backend experience, BS/MS in CS or related, proficiency in Python and/or Go, experience with Redis/DynamoDB/Postgres, Kafka/SQS, Terraform/Kubernetes, and REST APIs.
Redis, DynamoDB, Postgres, Kafka, SQS, Terraform, Kubernetes, Python, Go, REST APIs
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2mo
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Senior Backend Engineer
Germany or London or New York City or Los Angeles
$100k-$170k/yr HybridFull Time
Aurora
AuroraNASDAQ: AUR: A self-driving technology developing autonomous freight, ride-hailing, and local-delivery systems for transportation businesses.
5+ YOE5+ years building production backend systems; strong Python and Django experience; SQL, Celery, GCP and Terraform familiarity; experience with LLMs, RAG pipelines, observability, and production operations.
Python, Django, DRF, SQL, Celery, GCP, Terraform, Flutter, Vue, LLMs
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1mo
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Backend Engineer
California or Colorado or Georgia or Idaho or Illinois or Kansas or Massachusetts or Maryland or Michigan or Minnesota or New Jersey or New York or Ohio or Oregon or Pennsylvania or Rhode Island or Texas or Washington
$180k-$220k/yr RemoteFull Time
Unit21
Unit21: Private AI risk-infrastructure helping banks and fintechs detect fraud and manage anti-money-laundering operations.
5+ YOE5+ years in data/software engineering, experience with large-scale data processing, advanced SQL, Python/OOP, cloud platforms, and infrastructure-as-code (Terraform).
Apache Spark, Databricks, Flink, Beam, Python, SQL, AWS, Azure, Google Cloud, Terraform
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1mo
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Senior Backend Software Engineer
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/yr RemoteFull Time
SITE Technologies
SITE Technologies: AI-powered facility intelligence platform helps commercial, industrial, and retail property owners assess assets and plan maintenance.
5+ YOE5+ years backend development experience with Python and FastAPI, strong backend architecture, relational modeling, AWS services, Docker, CI/CD, and cross-team communication.
Python, FastAPI, PostgreSQL, SQLAlchemy, Alembic, Flyway, AWS, ECS, Lambda, RDS, S3, IAM, Docker, Git, CI/CD, GitHub Actions, AWS CodePipeline, Claude Code, Cursor, Terraform, Terragrunt, Datadog, Sentry, LangGraph, Claude Code SDK, Amazon Bedrock
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1mo
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Backend Software Engineer
San Francisco or United States
HybridFull Time
Teambridge
Teambridge: AI-native workforce management software for businesses running hourly, contract, and frontline teams.
5+ YOE5+ years backend experience, proficiency with Kotlin/JVM or Java/Go/Python/Node.js, experience with event systems (SQS,Kafka,PubSub), and ability to deliver end-to-end backend features.
Kotlin, Micronaut, PostgreSQL, Redis, AWS, ECS, React, TypeScript, GitHub, Slack, Linear, SQS, Kafka, PubSub, Java, Go, Python, Node.js
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2w
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Senior Backend Engineer
San Mateo, California, United States
$150k-$250k/yr OnsiteFull Time
Anori
Anori: Independent AI-native platform helping cities, architects, and developers plan building projects faster.
5+ YOEBachelor's degree in computer science or equivalent experience, 5+ years building complex software systems, data orchestration experience, and strong Python development skills. GCP and infrastructure-as-code experience preferred.
Python, Google Cloud Platform (GCP)
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2mo
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Senior Backend Engineer
Los Angeles or New York City or San Francisco
$170k-$200k/yr HybridFull Time
Tatari
Tatari: Private ad-tech helping brands and agencies buy, measure, and optimize ads across linear and streaming TV.
6+ YOE6+ years software development (Python required), 4+ years building distributed systems and modern data stacks, deep SQL and data modeling, experience with LLMs and agentic coding tools, strong communication and cross-team collaboration.
Python, Cursor, Copilot, Cody, RDS, Databricks, Spark, Redshift, Kafka, Airflow, dbt, SQL, REST, gRPC, GraphQL
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2mo
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Backend Engineer (Contract - LATAM)
San Francisco or Buenos Aires or Argentina
RemoteContract
Nexus
Nexus: Private blockchain technology building verifiable finance infrastructure for financial markets, developers, and AI applications.
Experience building production backend systems; proficiency in Node.js, Rust, Go, or Python; relational DB and API design experience (PostgreSQL preferred); strong English communication and track record of shipping reliable software.
Node.js, Rust, Go, Python, PostgreSQL, Docker, Kubernetes, Terraform, AWS
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5d
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Senior Backend Engineer - EST
India or Mountain View
RemoteFull Time
Level AI
Level AI: N AI customer-experience platform helping enterprise contact centers analyze interactions and automate quality assurance.
3+ YOERequires 3–6 years of backend experience, preferably with Python and Django, plus REST API, database, system design, and computer science expertise. A relevant engineering degree and EST time-zone availability are required.
Python, Django, FastAPI, PostgreSQL, SQL, MongoDB, ETL, WebSockets, gRPC, RAG, Redis, Celery, CI/CD, GCP, Kubernetes, Docker
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