235 java back end developer jobs at 93 companies in California
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
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.
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
8+ YOEExtensive Java and Springboot microservices experience for commerce platforms, strong architecture and observability skills, excellent communication, and experience with hybrid delivery models.
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
6+ YOE6+ years experience building scalable Java-based microservices; expertise with Spring Boot, multithreading, testing (Mockito, JUnit), SQL/NoSQL, and cloud platforms (GCP/Azure).
Java, Scala, Go, Camel, Spring, Spring Boot, Apache, Tomcat, Jboss, RESTful, Kubernetes, Google GCP, Microsoft Azure, Mockito, JUnit, Oracle, Cassandra, Azure Cosmos DB
Illumio: Provides zero-trust segmentation software to contain cyberattacks.
Senior backend engineer with cloud architecture experience, strong Java/Python skills, and familiarity with Kubernetes, Docker, REST, and infrastructure as code.
United States or Tampa or Boston or Atlanta or New York City or Columbus or Chicago or Philadelphia or Raleigh or Charlotte or Minneapolis or Dallas or Washington D.C. or Austin or Miami or Newark
$152k-$194k/yrRemoteFull Time
RealNasdaq: REAX: Technology-driven brokerage offering residential real estate and title services.
8+ YOE8+ years experience with Java/Spring Boot, JPA/Hibernate, relational databases; experience designing event-driven microservices, strong testing practices, AI-assisted development familiarity, BA/BS or equivalent.
Java 17, Java 21, Spring Boot 3.x, JPA/Hibernate 6, Postgres, Kafka, DynamoDB, Redis, OpenSearch, AWS, Docker, Kubernetes, Datadog, ArgoCD, TeamCity, Claude Code, Cursor, Codex, Model Context Protocol (MCP), GitHub, SonarQube
GFiber: An Alphabet delivering fiber and webpass internet services to homes and businesses across the United States.
5+ YOE5+ years software design and full-stack experience with Java/Kotlin, microservices and distributed systems; 2+ years API development; experience with Spring Boot, GCP, container orchestration, and observability; bachelor's or equivalent.
Spring Boot, Kotlin, Java, Redis, Memcached, Kafka, RabbitMQ, Google Kubernetes Engine (GKE), Cloud Run, Google Cloud Observability (Stackdriver), OpenTelemetry, Vertex AI, Gemini, OpenAI, Anthropic, AntiGravity, Claude, Cursor, Google Cloud Platform (GCP)
XiFin: Providing cloud-based revenue cycle management for healthcare organizations.
3+ YOE3+ years software engineering experience with strong Java skills, Microsoft SQL Server, Spring/Java EE, REST/SOAP, SDLC and Agile familiarity; BS in CS preferred; must be authorized to work in the US and work onsite in San Diego or Dallas.
Casap: Building an AI-native disputes automation and fraud prevention platform with a mission to reduce fraud and streamline workflow for financial institutions.
6+ YOE6+ years in software development; at least 2 years with Go or Java in production; platform team/API/background services; end-to-end feature ownership; strong problem-solving and data structures knowledge; mentoring and technical leadership; strong communication.
Go, Java, CI/CD, microservices, backend development
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.
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.
Senior Backend Engineer - Core Java & Systems Integration
San Carlos, California, United States
$122k-$150k/yrOnsiteFull Time
Clear Labs: Automated next-generation sequencing platform for diagnostics and food safety.
5+ YOE5+ years backend experience, expert Java/Spring Boot, GCP/GKE and message brokers (RabbitMQ/Cloud Pub/Sub), MySQL/Redis, strong testing (JUnit/Mockito/TestContainers); US work authorization and 100% on-site San Carlos required.
Java, Spring Boot, Google Kubernetes Engine (GKE), GCP, RabbitMQ, Cloud Pub/Sub, MySQL, Redis, JUnit, Mockito, TestContainers, Python, TypeScript
New York City or California or Colorado or Connecticut or District of Columbia or Florida or Georgia or Illinois or Indiana or Kansas or Massachusetts or Maryland or Minnesota or North Carolina or New Hampshire or New Jersey or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Utah or Virginia or Washington
$170k-$220k/yrHybridFull Time
HiBob: Cloud-based human resources management platform for mid-sized businesses.
6+ YOE6+ years backend software engineering; experience with Kotlin, Java, or Scala; relational DBs (PostgreSQL/MySQL); AWS; testing and TDD; owning features end-to-end and collaborating with product.
New York City or California or Colorado or Connecticut or District of Columbia or Florida or Georgia or Illinois or Indiana or Kansas or Massachusetts or Maryland or Minnesota or North Carolina or New Hampshire or New Jersey or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Utah or Virginia or Washington
$170k-$220k/yrHybridFull Time
HiBob: Provides cloud-based human resources and workforce management software.
6+ YOE6+ years backend software engineering; experience with Kotlin/Java/Scala, relational databases (PostgreSQL/MySQL), AWS, testing methodologies, and owning features end-to-end while collaborating with product managers.
New York City or California or Colorado or Connecticut or District of Columbia or Florida or Georgia or Illinois or Indiana or Kansas or Massachusetts or Maryland or Minnesota or North Carolina or New Hampshire or New Jersey or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Utah or Virginia or Washington
$170k-$220k/yrHybridFull Time
HiBob: Provides a cloud-based human resources management platform for businesses.
6+ YOE6+ years backend software engineering experience; proficiency with Kotlin, Java, or Scala; relational DB experience (PostgreSQL/MySQL); AWS; testing and scalable architecture; proven end-to-end feature ownership and product collaboration.
New York City or California or Colorado or Connecticut or District of Columbia or Florida or Georgia or Illinois or Indiana or Kansas or Massachusetts or Maryland or Minnesota or North Carolina or New Hampshire or New Jersey or Nevada or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Utah or Virginia or Washington
$170k-$220k/yrHybridFull Time
HiBob: Provides a cloud-based HR platform for mid-sized businesses.
6+ YOE6+ years backend engineering experience; proficiency with Kotlin/Java/Scala, relational databases (PostgreSQL/MySQL), cloud platforms (AWS); experience owning features end-to-end, testing, scalable architecture, and collaborating with product.
Atoms: Building robotics and software to automate physical world industries.
8+ YOE8+ years building backend systems with Java/Go, experience with PostgreSQL/MongoDB/Redis, cloud platforms (AWS/GCP/Azure), RESTful APIs, microservices, containers (Docker/Kubernetes), CI/CD, and mentoring experience.
Atoms: Building specialized industrial robots and physical AI systems.
8+ YOE8+ years building backend systems; proficiency in Java or Go; experience with PostgreSQL, MongoDB, Redis; cloud experience (AWS/GCP/Microsoft Azure); strong knowledge of RESTful APIs, microservices, distributed systems; Docker/Kubernetes and CI/CD experience; mentoring experience.
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.
LiveRampNew York Stock Exchange: RAMP: Provides a platform for secure data collaboration and identity.
5+ YOE5+ years in production code; large-scale distributed or big data systems; strong data engineering and SQL; end-to-end data pipelines; cloud (GCP) and Kubernetes; mentoring; strong communication.