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784 python backend developer jobs at 381 companies in San Leandro, CA

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
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.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
2mo
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Backend Engineer
San Francisco, California, United States
$190k-$230k/yr OnsiteFull Time
Lapel
Lapel: Unifying customer data to power personalized service at scale.
3+ YOE3+ years backend or software engineering; API design; backend architecture; Node.js/Python/Go; PostgreSQL/MySQL; scalable systems; customer-focused.
Node.js, Python, Go, PostgreSQL, MySQL, TypeScript, Temporal, Pulsar
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1mo
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Backend Engineer
Arvada or San Francisco or Washington or Seattle or Los Angeles
$120k-$180k/yr HybridFull Time
Quindar
Quindar: Cloud-native software for automated satellite mission operations.
3+ YOE3+ years backend development experience, proficiency with Python, AWS, GraphQL, Docker, Terraform, Kubernetes, Git; Bachelor’s in CS or related; U.S. Person required and ability to obtain U.S. security clearance.
Python, GraphQL, Docker, Terraform, OpenAI, Anthropic, AskSage, Kubernetes, EC2, S3, RDS, Fargate, EKS, Lambda, ECS, CloudWatch, EFS, EBS, Git, GitHub, GitLab, Fargate
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2mo
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Senior Backend Engineer (Python)
San Francisco, California, United States
$175k-$250k/yr RemoteFull Time
Ellipsis Health
Ellipsis Health: AI-powered voice agent for healthcare care management.
4+ YOE4+ years building production back-ends in Python; real-time streaming; AWS/GCP/Azure; PostgreSQL/Redis; FastAPI/asyncio; HIPAA security.
Python, FastAPI, asyncio, WebRTC, WebSockets, gRPC, AWS, GCP, Azure, Kubernetes, Kafka, SQS, Pub/Sub, Terraform, PostgreSQL, Redis, OpenTelemetry
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1mo
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Senior Backend Engineer
San Francisco, California, United States
$175k-$275k/yr OnsiteFull Time
Hedra
Hedra: Builds artificial intelligence models for character-driven video generation.
5+ YOE5+ years backend development with Python, FastAPI/Pydantic; Kubernetes/EKS; relational databases; AWS stack; building scalable services.
Python, FastAPI, Pydantic, Kubernetes, EKS, PostgreSQL, Redis, S3, DynamoDB, AWS
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2mo
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Backend engineer
San Jose, California, United States
$150k-$200k/yr RemoteFull Time
Protocol Nine
Protocol Nine: Building AI-native security infrastructure for threat detection and response.
4+ YOE4+ years building backend or distributed systems; strong in Python, Go, Java, or TypeScript; experience operating production systems and building APIs/integrations.
Python, Go, Java, TypeScript, REST
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Backend Engineer
San Francisco, California, United States
$140k-$185k/yr HybridFull Time
Scribe
Scribe: Automatically documents digital workflows into step-by-step process guides.
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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1mo
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Backend Engineer
San Francisco or North America or South America
$70k-$100k/yr RemoteFull Time
Clera
Clera: AI talent agent matching professionals with high-growth startup roles
3+ YOE3+ years building production backend systems (Python or TypeScript/Node), experience with distributed systems, queues, cloud infrastructure (AWS or GCP), relational databases, observability, and strong product ownership.
Python, TypeScript, Node, AWS, GCP, EHR, ASR, TTS, LLM
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1mo
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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: Operates programs for women's empowerment and community resilience.
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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2mo
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Senior Backend Engineer (Python) - Content Understanding
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Miami or New York City or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Washington, D.C. or Ottawa or Toronto or Vancouver or Mexico City
$120k-$228k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
7+ YOE7+ years software engineering; Python 5+ years; distributed systems; AWS; Terraform; leadership; bachelor’s in CS.
Python, Scala, Airflow, Spark, Databricks, Terraform, AWS, SQS, SNS, CloudWatch, Datadog
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2w
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Backend Engineer - Oort
San Francisco or Golden or Toulouse
$140k-$190k/yr OnsiteFull Time
Loft Orbital
Loft Orbital: Deploy and operate satellite missions for organizations and governments.
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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1mo
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Backend Engineer
Mountain View, California, United States
HybridFull Time
Bespoke Labs
Bespoke Labs: Curating data and environments to train advanced AI agents.
Production systems, distributed infra, sandboxing; Python; cloud experience; collaboration with research teams; strong reliability mindset.
Python, Go, Rust, C++, Docker, Kubernetes, GCP, AWS, CLI
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2mo
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Engineer, Backend
San Mateo, California, United States
OnsiteFull Time
Bedrock Data
Bedrock Data: AI-native data security and governance platform for enterprise environments.
Backend engineer with experience designing scalable services; strong problem-solving; entrepreneurial mindset.
Golang, Python, Node, AWS, Neo4j, SQL
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1w
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Backend Software Engineer
San Francisco, California, United States
$100k-$130k/yr HybridFull Time
Ketch
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.
Golang, Java, Python, Scala, AWS, GCP, Azure, Github Actions, Redis, Cassandra, DynamoDB, ScyllaDB, Postgres, ElasticSearch, git, GitHub, Kubernetes
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3mo
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Backend Engineer, Marketplace
San Francisco or New York City or London
$130k-$500k/yr OnsiteFull Time
Mercor
Mercor: Connecting expert human intelligence with frontier AI model development.
Build and operate reliable backend systems; design scalable APIs; optimize latency, throughput, and reliability.
Python, Go, Kafka, Postgres, Redis, Elasticsearch, Kubernetes, Terraform
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2w
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Senior Backend Engineer
Los Angeles or New York City or San Francisco
$170k-$200k/yr HybridFull Time
Tatari
Tatari: A platform for buying and measuring TV advertising campaigns.
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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3w
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Backend Engineer (Contract - LATAM)
San Francisco or Buenos Aires or Argentina
RemoteContract
Nexus
Nexus: Develops a zero-knowledge Layer 1 blockchain for verifiable finance.
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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4w
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Senior/Staff Backend Engineer
New York City or San Francisco
OnsiteFull Time
Lighthouse
Lighthouse: Technology-driven platform for U.S. immigration and visa services.
5+ YOE5+ years building and operating production backend systems; strong in Python and TypeScript; experience with PostgreSQL, GraphQL, serverless, async and event-driven architectures; familiarity with LLMs and integrations (Slack, Linear, HubSpot, Front).
Python, TypeScript, PostgreSQL, GraphQL, Slack, Linear, HubSpot, Front, CRDTs, LLMs, serverless
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1w
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Staff Backend Engineer
San Francisco, California, United States
$220k-$270k/yr OnsiteFull Time
Arena Club
Arena Club: Digital marketplace and vaulting service for sports collectibles
8+ YOE8+ years backend experience, strong Node.js/TypeScript/Postgres skills, observability (Datadog), AWS and Terraform experience, marketplace/eCommerce background, familiarity with AI coding tools, and leadership/mentorship ability.
Node.js, TypeScript, Redis, Postgres, BullMQ, Claude Code, Cursor, Datadog, AWS, S3, SNS, SQS, Terraform, Docker, Kubernetes (EKS), Python
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2mo
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Senior Backend Engineer
San Francisco or Toronto or Los Angeles or Raleigh
$168k-$210k/yr HybridFull Time
BuildOps
BuildOps: SaaS platform for managing commercial contracting businesses.
5+ YOE5+ years backend or full-stack experience; 1–2+ years in senior/lead roles; Node.js with TypeScript; GraphQL/REST APIs; distributed systems; strong CS fundamentals; ability to own projects end-to-end; AI tooling experience preferred.
Node.js, TypeScript, GraphQL, REST, Docker, Kubernetes, Python
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2mo
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Senior Backend Engineer, Connectors & Discover
San Francisco or Austin or Madison
$174k-$260k/yr HybridFull Time
Zendesk
Zendesk: Provides cloud-based software for customer service and support.
3+ YOE3+ years backend engineering, Python, FastAPI, MongoDB/Elasticsearch/OpenSearch, Redis; distributed job processing; data pipelines; observability.
Python, FastAPI, MongoDB, OpenSearch/Elasticsearch, Redis, RQ/Celery, Dagster, Airflow, S3
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