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446 backend engineer typescript jobs at 268 companies in San Francisco, CA

3mo
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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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Senior Backend Engineer
San Francisco, California, United States
$230k-$280k/yr OnsiteFull Time
Mochi Health
Mochi Health: Provides telehealth weight management and prescription medication services.
5+ YOE5+ years backend engineering experience, strong distributed systems and data modeling skills, experience owning infrastructure (Kubernetes, Terraform, AWS), proficiency with TypeScript/Node.js, excellent communication.
TypeScript, Node.js, Express, PostgreSQL, Redis, Kubernetes, Terraform, AWS, Codex 5.3, Claude Opus 4.6
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10h
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Senior Backend Engineer
Oakland, California, United States
$150k-$200k/yr OnsiteFull Time
Arxlight
Arxlight: Developing next-generation autonomous drones for security and defense applications.
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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3w
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Senior Backend Engineer
Mountain View, California, United States
$190k-$240k/yr HybridFull Time
Matternet
Matternet: Develops autonomous drone networks for urban package delivery.
6+ YOE6+ years building and operating production backend systems; strong Node.js/TypeScript skills, API design (GraphQL/REST), relational databases, cloud, containers, CI/CD, reliability, monitoring, and security.
Node.js, TypeScript, GraphQL, NestJS, Next.js, React, Kafka, MQTT
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1mo
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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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1mo
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Senior Backend Engineer
Madrid or Paris or Seattle or London or Berlin or San Francisco or New York City or Sydney or Mexico City
HybridFull Time
Aircall
Aircall: Cloud-based business phone system and customer communication platform.
6+ YOE6+ years backend development with a typed language (TypeScript preferred), production AWS experience, infrastructure-as-code (CloudFormation or Terraform), security-first mindset, serverless experience, GraphQL a plus, on-call rotation and mentoring experience.
TypeScript, AWS, CloudFormation, Terraform, GraphQL
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3mo
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Senior Backend Developer
San Francisco, California, United States
$160k-$210k/yr RemoteFull Time
Ellipsis Health
Ellipsis Health: AI-powered voice agent for healthcare care management.
5+ YOE5+ years backend development; strong TypeScript/Node.js; REST/GraphQL; orchestration layers; microservices; cloud platforms; Kubernetes; SQL/NoSQL; secure data handling; CI/CD; production ownership.
TypeScript, Node.js, REST, GraphQL, Kubernetes, AWS, GCP, Azure, PostgreSQL, MongoDB, DynamoDB, CI/CD
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1mo
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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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3w
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Backend Platform Engineer
San Francisco, California, United States
$180k-$240k/yr OnsiteFull Time
Usul
Usul: AI platform for winning government defense contracts.
2+ YOEMinimum 2 years backend infra experience; familiarity with Python, DevOps, Bash, Linux, Kubernetes, Terraform, AWS/GCP; Typescript is a bonus; strong problem-solving for national security use cases.
Python, DevOps, Bash, Linux, Kubernetes, Terraform, AWS, GCP, Typescript
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1d
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Senior Backend Engineer
Redwood City, California, United States
OnsiteFull Time
Waystation
Waystation: AI-native procurement platform for consumer packaged goods.
6+ YOERequires 6+ years of production software experience, 2+ years at a seed-to-Series B startup, backend/data expertise, live schema migrations, queues, APIs, and strong communication.
TypeScript, Node, React, GraphQL, Postgres, Claude Code
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1w
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Backend Software Engineer
San Francisco or Los Angeles or Washington or San Diego or Seattle or London
$130k-$220k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
Backend and cloud engineering experience with scalable distributed systems; must be a U.S. Person and able to obtain and maintain a U.S. security clearance.
Microsoft Azure, Python, Terraform, Kubernetes, TypeScript, React, CI/CD
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16h
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Backend Software Engineer
San Francisco, California, United States
$165k-$225k/yr OnsiteFull Time
David AI
David AI: Providing proprietary audio datasets for training advanced AI models.
2+ YOE2+ years of backend engineering experience; scalable systems, APIs, and data pipelines; production-grade infrastructure; customer-focused delivery; bonus experience in DSP, speech, ML deployment, or engineering leadership.
Node.js, tRPC, PostgreSQL, AWS, Trigger.dev, WebRTC, FFmpeg, TypeScript
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2mo
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Software Engineer, Backend
San Francisco, California, United States
$180k-$310k/yr HybridFull Time
Gamma
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.
TypeScript, Node.js, PostgreSQL, Redis, APIs
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2d
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Lead Backend Software Engineer
San Carlos, California, United States
$185k-$260k/yr HybridFull Time
Beacon AI
Beacon AI: Developing an AI-powered-pilot for safer flight operations.
5+ YOERequires 5+ years designing production backend services, APIs, and distributed systems; Python and JavaScript/TypeScript proficiency; experience with infrastructure, data pipelines, scalability, reliability, and end-to-end ownership.
Python, JavaScript, TypeScript, Node.js
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2w
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Backend Software Engineer
San Francisco or United States
HybridFull Time
Teambridge
Teambridge: AI-native platform for hourly workforce scheduling and management.
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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2mo
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Backend Software Engineer, API Multicloud
San Francisco, California, United States
$293k-$385k/yr HybridFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
7+ YOE7+ years engineering experience; proficiency in backend languages (Python, Go, Rust, Typescript); experience with distributed systems, cloud services, developer tools, and production service ownership; strong communication and system-design skills.
Python, Go, Rust, Typescript, AWS, OpenAI Responses API, Codex
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2mo
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Staff Engineer, Backend & Data
San Francisco, California, United States
$168k-$230k/yr HybridFull Time
Trial Library
Trial Library: AI-platform for clinical trial recruitment and patient navigation.
8+ YOE8+ years backend experience; staff-level ownership; strong AWS, AI tooling usage; healthcare domain interest; HIPAA experience a plus.
AWS, Python, Typescript, React, PostgreSQL, Drizzle, Terraform, Lambda, Fargate, SQS, RDS
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1mo
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Senior Backend Engineer, Growth & Agents
San Francisco, California, United States
$185k-$250k/yr HybridFull Time
EvenUp
EvenUp: AI-powered document generation and analysis for personal injury law.
5+ YOE5+ years engineering experience, strong track record shipping production systems, experience with ambiguity and technical ownership; TypeScript or Python experience a plus; AI/communication platform experience preferred.
TypeScript, Python
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1mo
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Senior Back End Engineer
San Francisco or California or New York or United States
$185k-$225k/yr RemoteFull Time
Troveo
Troveo: Licenses high-quality video datasets for AI model training.
10+ YOE10+ years backend experience; 3+ years running production Kubernetes; experience with Elasticsearch, distributed systems, Docker, cloud-managed Kubernetes, Terraform; proficiency in Go, Python, Java, or TypeScript.
Kubernetes, Elasticsearch, Helm, GitOps, Go, Python, Java, TypeScript, Docker, EKS, GKE, AKS, Terraform, Argo CD, Flux, Istio, Linkerd, Temporal, Airflow, Prometheus, Grafana, OpenTelemetry, ELK
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2w
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Staff Backend Software Engineer
Sunnyvale, California, United States
$210k-$314k/yr OnsiteFull Time
Carbon
Carbon: Manufacturer of industrial 3D printers and advanced polymer materials.
8+ YOE8+ years building and operating production backend services; deep Linux and networking fundamentals; experience with OS provisioning, reliability, and mentoring; bachelor's in CS/Engineering or equivalent.
Linux, systemd, Bazel, MQTT, Python, Go, Node, TypeScript, C++
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