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43 backend java developer jobs at 22 companies in Lancaster, 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
Help us #BeatIndeed & #BeatLinkedIn
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
Help us #BeatIndeed & #BeatLinkedIn
3w
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Backend Engineer, Flag Delivery
Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago or United States
$146k-$235k/yr OnsiteFull Time
LaunchDarkly
LaunchDarkly: Provides a feature management platform for software development teams.
5+ YOE5+ years backend engineering experience building/operating production distributed systems; strong programming in Go/Java/Rust; production debugging, observability, on-call experience; clear AI usage in engineering work.
Go, Java, Rust
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2mo
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Backend Cloud Software Engineer
Monrovia, California, United States
$90k-$115k/yr OnsiteFull Time
Ampure Charging Systems
Ampure Charging Systems: Designs and manufactures electric vehicle and industrial charging solutions.
4+ YOE4+ years backend development; BS/MS in CS/Software Eng; Python, Java, Node.js; AWS; API design; databases; distributed systems.
Python, Java, Node.js, AWS, REST, GraphQL, DynamoDB, Lambda, ECS, AppSync, Cognito, Docker, CloudFormation, AWS SAM, Jenkins, CodePipeline, IoT, SQS, WebSockets, MQTT, HTTP
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2mo
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Engineer II, Backend APIs
Los Angeles or Boulder
$115k-$135k/yr HybridFull Time
Magnite
MagniteNASDAQ: MGNI: Independent sell-side platform for digital media advertising.
3+ YOE3+ years software engineering; Java backend; Postgres; Git; strong communication.
Java, PostgreSQL, Git, OpenAPI, Docker, Kubernetes
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1mo
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Sr Staff Engineer Backend
Los Angeles or Santa Clara or Tustin or Dallas
$99k-$185k/yr OnsiteFull Time
Lendistry
Lendistry: Technology-enabled lender providing capital to small businesses.
7+ YOE7+ years backend, distributed systems, microservices; technical leadership; collaboration across product, data, and compliance; AI-assisted development familiarity.
Java, Kotlin, Scala, Go, C#, TypeScript, REST, gRPC, OAuth2, JWT, AWS, CI/CD, AI tools, Copilot
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1mo
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Senior Developer, Back-End
Los Angeles or Tempe
$143k-$165k/yr HybridFull Time
Fox Corporation
Fox CorporationNasdaq: FOXA: Broadcasts news, sports, and entertainment via television and streaming.
5+ YOE5+ years software development experience; expertise in AWS serverless (Lambda, SQS, RDS, Step Functions), TypeScript; proficiency with CloudWatch/Datadog, CI/CD (GitHub Actions), OpenSearch, and mentoring/junior developer leadership.
AWS Lambda, SQS, RDS, Step Functions, TypeScript, Python, Java, AWS CloudWatch, Datadog, OpenSearch, GitHub Actions, npm, CloudFormation, Terraform, Docker, ECS, EKS
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1mo
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Software Engineer, Backend, Level 5 – Ads Delivery
Bellevue or Los Angeles
$178k-$313k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
6+ YOEBachelor's or equivalent; 6+ years post-Bachelor’s software development experience; experience with distributed systems, large-scale backend services, Java/C++/Python, NoSQL, Redis/Memcache, Kubernetes, cloud services, and operating highly-available systems.
Java, C++, Python, NoSQL, Memcache, Redis, Kubernetes, Google services, AWS services, AI tools
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3w
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Staff Back End Engineer, Trading
Chicago or New York City or Los Angeles or San Francisco or Culver City or Dallas
$200k-$285k/yr RemoteFull Time
Altruist
Altruist: Provides a digital custodian and portfolio management platform for advisors.
8+ YOE8+ years software engineering experience, 2+ years building low-latency trading systems, BA/BS preferred, proficient with Java, Spring Boot, Microservices, AWS, Postgres, Kubernetes, strong leadership and communication.
Java, Spring Boot, Microservices, AWS, Postgres, Kubernetes
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1mo
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Senior Software Engineer (Backend)
Rosemead, California, United States
$109k-$153k/yr HybridFull Time
Panda Restaurant Group
Panda Restaurant Group: Operator of American Chinese fast-casual restaurant chains.
5+ YOEBachelor's in CS or related field, 5+ years building scalable services, proficiency with C#, Java, Python, leadership and mentoring experience, required trainings and food handler card within 30 days.
C#, Java, Python
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2w
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Software Engineer, Backend, Level 5
Santa Monica or Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto
$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 or equivalent; experience with distributed systems, backend services, Java/C++/Python, NoSQL, caching, Kubernetes, and cloud services.
Java, C++, Python, NoSQL, Memcache, Redis, Kubernetes, Google Cloud, AWS, AI tools
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14h
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Senior Software Engineer, Backend FinPlatform
New York City or San Francisco or Salt Lake City or Los Angeles or Seattle or Austin or Washington or Philadelphia or San Diego or Chicago or Atlanta or Australia or Canada or South America
$146k-$215k/yr RemoteFull Time
Flex
Flex: A financial platform allowing renters to split monthly rent payments.
6+ YOE6+ years software engineering experience, 4+ years with Java, experience with backend systems, APIs, data pipelines, AWS, and distributed teams.
Java, Spring, Gradle, JUnit, JVM, AWS, EKS, Aurora RDS, Elasticache, DynamoDB, GitHub Actions, git, DataDog, Snowflake, CDK, Terraform
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1mo
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Product Software Engineer II
Bristol or Glendale
$118k-$158k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
3+ YOE3+ years of backend or full-stack development, Java/JVM, REST APIs, NoSQL data stores, agile environment, scalable secure systems.
Java, REST, NoSQL, AWS, CI/CD
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1mo
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Product Software Engineer II
Bristol or Glendale
$118k-$158k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
3+ YOE3+ years backend or full-stack web applications; strong Java/Java EE/JVM; REST APIs; NoSQL; agile; collaboration.
Java, REST, NoSQL, AWS
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1mo
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Staff Software Engineer, Metagame- Unpublished R&D Product
Los Angeles, California, United States
$193k-$269k/yr OnsiteFull Time
Riot Games
Riot Games: Developing and publishing competitive multiplayer video games.
6+ YOE6+ years professional software development; 2+ years building systems in a game engine; experience with C#, Java, Go, C++, or Python; game client and backend service experience; strong architecture and mentorship skills.
Unity, Unreal, C#, Java, Go, C++, Python, SQL
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3w
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Software Engineer
Toronto or Denver or Fishers or Los Angeles or Krakow
$120k-$150k/yr HybridFull Time
Intellistack
Intellistack: Offers a no-code platform for forms and workflow automation.
3+ YOE3+ years backend engineering experience; strong Java and Spring Boot skills; experience with REST APIs, Kafka, Kubernetes, cloud platforms; knowledge of identity (OAuth 2.0, OIDC, SSO, SCIM). Bachelor's in CS/Engineering or equivalent.
Java, Spring Boot, Python, RESTful APIs, Kafka, Kubernetes, OAuth 2.0, OpenID Connect (OIDC), SSO, SCIM, AWS, Azure, Google Cloud Platform, Okta, Auth0, Ping Identity, Keycloak, Terraform, OpenTelemetry, Datadog, Grafana
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1mo
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Senior Software Engineer, Product Foundations
Seattle or Los Angeles
$150k-$200k/yr OnsiteFull Time
Metropolis
Metropolis: Computer vision technology for checkout-free parking and retail payments.
8+ YOE8+ years backend software engineering; expert Java; microservices; Kubernetes; AWS; observability; databases; AI tooling; strong technical communication.
TypeScript, React, Scala, Java, Kubernetes, AWS, Kafka, SQS, MySQL, PostgreSQL, Snowflake, Git, GitHub, Datadog, Copilot, Claude Code, CI/CD
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1mo
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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
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3w
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Copy of Sr. Software Engineer - B2B
Los Angeles or Scottsdale or North America or Europe or Asia or Australia or New Zealand
$130k-$150k/yr HybridFull Time
AXS
AXS: Provides digital ticketing and marketing solutions for live events.
4+ YOE4+ years building distributed backend systems; strong C#/.NET or Java skills; experience with concurrency, performance tuning, relational databases, cloud (AWS preferred); mentoring and bachelor’s degree or equivalent.
C#, .NET, .NET Core, Java, AWS, SQL Server, PostgreSQL, MySQL, Kafka, DynamoDB, Elasticsearch, Docker, Terraform
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1mo
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Ground Software Engineer
Torrance or Los Angeles
$123k-$150k/yr OnsiteFull Time
K2 Space
K2 Space: Develops high-power satellite platforms for heavy-lift launch vehicles.
3+ YOE3+ years software engineering experience or relevant degree; experience with Rust, TypeScript/Vue, backend/frontend development, APIs, SQL, Docker/Kubernetes, networking and data streaming; strong collaboration and mentoring skills.
Rust, TypeScript, Vue, Go, C++, Java, C#, JavaScript, React, Svelte, Docker, Kubernetes, WebSockets, Server-Sent-Events (SSE), HTTP, gRPC, SQL, PostgreSQL, NATS, Pulsar, TCP/IP, UDP, QUIC, SOC2, FedRAMP
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2w
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Software Engineer I - Open Distribution (New Grad)
Los Angeles, California, United States
$120k-$150k/yr HybridFull Time
StubHub
StubHubNYSE: STUB: Online marketplace for buying and selling live event tickets.
Early-career software engineer or new graduate with CS fundamentals, familiarity with backend languages (Java, Python, Golang), API experience, and exposure to LLM/GenAI tools (OpenAI, Claude, Anthropic, ChatGPT). Bachelor's degree in a technical field or equivalent experience.
Claude, OpenAI, Anthropic, ChatGPT, LLMs, Java, Python, Golang
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3w
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EY-Parthenon - Strategy and Execution - Growth Platforms - Software Engineer - Sr Assoc/Consultant (New York, NY, US, 10001-8604)
New York or Atlanta or Boston or Chicago or Dallas or Denver or Detroit or Houston or Los Angeles or McLean or Hoboken or Philadelphia or San Francisco or Seattle
$130k-$185k/yr HybridFull Time
EY
EY: Global firm providing audit, tax, and professional consulting services.
1.5+ YOEBachelor's degree plus ~2 years related experience (or graduate degree plus ~18 months). Experience with backend/full‑stack development (Python, Java, Scala, TypeScript), cloud (AWS/GCP), containerization, IaC, LLM integration, and productionizing AI tooling; strong communication and client‑facing skills.
Python, Java, Scala, TypeScript, AWS, GCP, Microsoft Copilot
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