47 backend full stack software engineer jobs at 32 companies in San Fernando, CA
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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/yrHybridFull Time
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.
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.
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.
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.
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.
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.
Software Development Engineer – Backend / Platform
Santa Monica or Seattle
$160k-$200k/yrOnsiteFull Time
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.
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.
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
5+ YOEBachelor's in CS/engineering/math with 5+ years software experience or 7+ years without degree; 3+ years full stack; experience with modern backend, frontend, CI/CD, and distributed systems.
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.
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.
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.
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.
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.
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.
Match GroupNasdaq: MTCH: Provider of a global portfolio of online dating services.
Staff/Principal-level hands-on engineer to build end-to-end frontend, backend, AI systems, and infrastructure; strong product judgment, reliability, privacy, and scalability focus.
California or San Francisco or Oakland or Berkeley or Santa Ana or New Jersey or Texas or Florida or Japan or Shanghai or Hong Kong or Canada or Mexico or Germany or France
$141k-$229k/yrHybridFull Time
Collectors: Providing authentication and grading services for high-value collectibles.
5+ YOE5+ years engineering experience with strong backend focus, 3+ years Java and Spring Boot, frontend experience with Javascript/Typescript/React/NextJS, database and containerization experience, API design, and familiarity with Agile and AI tooling.