48 backend full stack software engineer jobs at 34 companies in Thousand Oaks, CA

PromotedHiringCafe
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
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
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).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
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Full-Stack Engineer (Backend Focused)
Los Angeles or Alabama or Alaska or Delaware or District of Columbia or Hawaii or Iowa or Louisiana or Mississippi or Nebraska or New Mexico or Rhode Island or South Dakota or West Virginia or United States
$140k/yr HybridFull Time
TeamSnap
TeamSnap: Software platform for managing youth sports teams and leagues.
2+ YOE2+ years software engineering experience; strong backend skills with Node and TypeScript/JavaScript, frontend experience with React, SQL/relational databases, distributed systems and API development.
Node, TypeScript, JavaScript, React, SQL, MySQL, GCP Cloud SQL
3w
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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
1mo
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Staff Software Engineer, Full Stack
Long Beach, California, United States
$181k-$249k/yr OnsiteFull Time
Relativity Space
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
10+ YOE10+ years software engineering experience; designing and owning backend infrastructure that integrates edge hardware, ML, data platforms, and visualization; strong collaboration and execution in cross-functional R&D settings.
Terran R, Terran 1, Stargate
2d
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Software Engineer, Full Stack (Agentic AI)
San Francisco or Marina Del Rey or Los Angeles
$150k-$200k/yr HybridFull Time
Sift
Sift: Software platform for high-frequency hardware telemetry observability.
3+ YOE3+ years professional software engineering; frontend experience (React, NextJS); backend experience (Go, Python, Rust); product ownership and customer-facing work; experience with AI agents, Kubernetes, and cloud infrastructure.
React, NextJS, Go, Python, Rust, ECharts, gRPC, PostgreSQL, Protobuf, Radix, Redux, TypeScript, Arrow, DataFusion, Flink, Parquet, Argo CD, AWS, Docker, GitHub Actions, Grafana, Kubernetes, Kustomize, Linux, Prometheus, Terragrunt
2mo
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Full Stack Software Engineer (Entry-Junior)
Los Angeles, California, United States
OnsiteFull Time
Revel
Revel: Modern software platform for controlling complex hardware systems.
2+ YOE2+ years professional software engineering experience, proficiency with JavaScript/TypeScript and React, basic backend/API/database knowledge, bachelor's degree in CS or equivalent experience, strong problem-solving and collaboration skills.
JavaScript, TypeScript, React
3w
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Cyber Full-Stack Technical Software Engineer
San Francisco or Los Angeles County or United States
$122k-$241k/yr OnsiteFull Time
Deloitte
Deloitte: Provides professional audit, consulting, advisory, and tax services.
3+ YOE3+ years full-stack development; experience designing/deploying AI/Generative AI on AWS/Azure/GCP; Java/Python/JavaScript/TypeScript; frontend (Angular/React/Next.js) and backend (Node.js, Django/Flask, Spring Boot); REST, relational and NoSQL DBs, Git, Microsoft Azure DevOps, unit testing and CI/CD; Agile; cloud certification and bachelor's degree...
Java, Python, JavaScript, TypeScript, Angular, React, Next.js, HTML5, CSS3, Node.js, Django, Flask, Spring Boot, REST, MySQL, PostgreSQL, SQL Server, Oracle, MongoDB, Redis, Cassandra, DynamoDB, Git, Microsoft Azure DevOps, JUnit, Mockito, AWS, Azure, GCP, Docker, Maven, Gradle, Bootstrap, jQuery, JSP, Kubernetes, TensorFlow, PyTorch, OpenSearch, Elasticsearch, Neo4j, Memgraph, Claude API, Claude for Enterprise, Gemini API, Vertex AI Agent Builder, Google Workspace, GPT-4o, Assistants API, Responses API, OpenAI Agents SDK, Anthropic, OpenAI
2mo
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Full-Stack Software Engineer (Application Software)
El Segundo, California, United States
$108k-$154k/yr OnsiteFull Time
Rangeview
Rangeview: Operates an automated foundry producing precision metal aerospace parts.
2+ YOE2+ years building production web apps; frontend with TypeScript and React; backend with C#, ASP.NET, Entity Framework; relational DB design; ability to work onsite in El Segundo and meet U.S. Person requirements.
TypeScript, React, C#, ASP.NET, Entity Framework, Next.js, MUI, Hot Chocolate, GraphQL
1mo
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Software Development Engineer – Backend / Platform
Santa Monica or Seattle
$160k-$200k/yr OnsiteFull Time
Sinclair
SinclairNASDAQ: SBGI: Operates television stations and produces news and sports programming
5+ YOEBachelor's in CS or equivalent, 5+ years backend/full-stack experience, strong backend language skills (Java, Kotlin, Go, Scala, Python, Node.js), API and distributed systems experience, database and messaging familiarity, observability and IaC experience.
Java, Kotlin, Go, Scala, Python, Node.js, HTTP, gRPC, WebSocket, PostgreSQL, MySQL, DynamoDB, MongoDB, Redis, Memcached, Kafka, RabbitMQ, Kinesis, Prometheus, Grafana, ELK, OpenTelemetry, Terraform, CloudFormation, CDN, DRM
2mo
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Full-Stack Engineer 5 - Ads Decisioning & Optimization
New York or Los Angeles or Los Gatos
$320k-$500k/yr OnsiteFull Time
Netflix
NetflixNASDAQ: NFLX: Global video streaming and media production service.
7+ YOE7+ years of professional software engineering with full-stack experience (UI, API, backend). Proficiency in React, TypeScript/JavaScript, Node.js; backend in Java/Kotlin; strong observability and debugging tooling experience.
React, TypeScript, Java, Kotlin, Node.js, SQL, Observability tooling
3mo
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Full Stack Product Engineer
Santa Monica or New York
$180k-$220k/yr HybridFull Time
Pivotal Health
Pivotal Health: AI platform automating healthcare insurance claim disputes for providers.
Full-time staff software engineer with backend focus, strong APIs, backend systems, data flows, and AI-enabled workflows; frontend work with React.
Python, FastAPI, PostgreSQL, SQLAlchemy, React, TypeScript, GCP
2w
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Full Stack Engineer II
Playa Vista, California, United States
$101k-$160k/yr OnsiteFull Time
Inversion Space
Inversion Space: Building autonomous re-entry vehicles for global space-to-Earth cargo delivery.
2+ YOE2+ years professional software engineering experience; frontend with TypeScript/JavaScript and React; backend with Python, Node.js, or Go; Linux and CI/CD familiarity; strong engineering fundamentals and communication.
TypeScript, JavaScript, React, Python, Node.js, Go, Linux, CI/CD, Docker, Kubernetes
3w
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Full Stack Developer III
Berkeley or Los Angeles
$111k-$166k/yr HybridFull Time
PBK
PBK: Provides architectural and engineering design for specialized facilities.
7+ YOE7+ years full-stack development experience, proficiency with JavaScript/TypeScript, React, backend tech (Node.js/.NET/C#/Python), Azure, API integrations, CI/CD, and secure development practices; bachelor\u0002s degree preferred.
React, TypeScript, Node.js, .NET, C#, Python, Salesforce, Deltek Vantagepoint, Autodesk Forma, Microsoft Azure, GitHub Enterprise, Azure DevOps, Microsoft 365, Microsoft Graph API, Microsoft SharePoint, Docker, Azure Monitor, Application Insights, Log Analytics
4w
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Full Stack Developer (Golang)
Culver City, California, United States
HybridFull Time
Fincons Group
Fincons Group: Provides global IT consulting and system integration services.
5+ YOE5+ years full stack experience, strong Golang skills, Ad Tech experience required; backend services, APIs, microservices, distributed systems, React/TypeScript frontend, SQL/NoSQL, cloud (AWS/GCP/Azure), Docker/Kubernetes, Git, CI/CD, Agile.
Golang, React, TypeScript, JavaScript, HTML, CSS, SQL, NoSQL, AWS, GCP, Azure, Docker, Kubernetes, Git, CI/CD, Kafka
3w
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Software Engineer, Full Stack, Level 5
Santa Monica, California, United States
$209k-$313k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Provides visual messaging software and augmented reality wearable devices.
6+ YOE6+ years software development experience, bachelor's in a technical field or equivalent, full‑stack web development, proficiency in JavaScript/TypeScript, HTML, CSS and backend languages, experience with frontend frameworks and testing.
JavaScript, TypeScript, HTML, CSS, Java, Golang, NodeJs, Python, React, Angular, Vue, WebGL, Canvas, WebAssembly, Service workers, GraphQL, NoSQL, Memcache/Redis, Kubernetes, Google services, AWS services
3w
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Software Engineer, Full Stack, Level 5
Santa Monica, California, United States
$209k-$313k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
6+ YOEBachelor's degree or equivalent experience, 6+ years software development, full-stack web development, proficiency in JavaScript/TypeScript/HTML/CSS and backend languages, experience with UI frameworks and distributed systems.
JavaScript, TypeScript, HTML, CSS, Java, Golang, NodeJs, Python, React, Angular, Vue, WebGL, Canvas, WebAssembly, Service workers, GraphQL, NoSQL, Memcache/Redis, Kubernetes, Google/AWS services
1mo
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Sr. Full Stack Engineer
Santa Monica, California, United States
$175k-$350k/yr RemoteFull Time
Tapcart
Tapcart: Platform for Shopify merchants to create mobile shopping apps.
5+ YOE5+ years engineering/product experience; demonstrated frontend, backend, and database skills; strong GitHub presence; experience designing AI agent orchestration and prototyping interaction patterns.
GitHub, Shopify
3mo
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Software Engineer (Full Stack Enterprise)
Los Angeles or El Segundo
$115k-$175k/yr OnsiteFull Time
Freeform
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
3+ YOE3+ years in modern software development; backend with Flask/Django; frontend with React/Next.js; SQL and NoSQL experience.
Flask, Django, React, Next.js, SQL, NoSQL
2w
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AI-Forward Full-Stack Engineer (Agent Operator)
Los Angeles or United States
$120k-$170k/yr RemoteFull Time
SoLo Funds
SoLo Funds: Community marketplace for peer-to-peer short-term personal loans.
Strong full‑stack fundamentals (frontend React, backend APIs, databases, cloud), experience directing AI coding agents/LLM workflows in production, testing/code review/security/deployment best practices, high autonomy and ownership.
React, React Native, iOS, Android, CI/CD, LLM
4d
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Senior Full Stack Engineer
Beverly Hills, California, United States
$175k-$190k/yr HybridFull Time
MediaLab: Acquires and operates a portfolio of digital media brands.
5+ YOE5+ years building production web applications; backend experience with Ruby/Python/Node.js/Django; frontend with React or Rails; API and database design; CI/CD and monitoring experience.
Ruby, Python, Node.js, Django, React, Rails, JavaScript, CI/CD, New Relic, Datadog
1mo
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Full Stack Developer (AI Native)
Westlake Village or Carrollton
$90k-$150k/yr OnsiteFull Time
Pennymac
PennymacNYSE: PFSI: Specialty financial services firm focused on mortgage lending and servicing.
5+ YOEBachelor's degree and 5+ years software development. Expert in React and modern front-end patterns, strong Node.js/TypeScript backend skills, experience with monorepos, AI coding assistants, and payment/rules systems; cloud and IaC preferred.
React (React 19+), TypeScript, Node.js, GitHub Copilot, Cursor, Claude Code, LLM-based CLI tooling, Monorepos, CI/CD, Terraform, CloudFormation, CDK, AWS, RAG pipelines, vector databases