47 java back end developer jobs at 35 companies in Petaluma, CA
🚀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.
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
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.
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.
San Francisco or California or New York or United States
$185k-$225k/yrRemoteFull Time
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.
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/yrOnsiteFull Time
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.
Collective Health: Cloud platform for managing employer-sponsored health benefits.
10+ YOE10+ years backend engineering experience with Java and Spring Cloud, microservices and integration platform experience (Mulesoft), AI tooling familiarity, cloud (AWS/GCP), SQL/PostgreSQL, system development, and strong communication and leadership skills.
Boston or San Francisco or Seattle or Dallas or Salt Lake City or Portland or United States
$122k-$146k/yrRemoteFull Time
WEXNYSE: WEX: Provides global payment processing and business information management services.
5+ YOEBachelor's in CS/Software Engineering, 5–8 years software engineering experience; expertise in backend Java/C# (SpringBoot), REST/gRPC, SQL; experience building scalable distributed systems and AI/LLM-driven services.
Beast Industries: Produces digital media and consumer goods for MrBeast brands.
15+ YOE15+ years building and operating consumer-scale, real-time backend systems; distributed-systems expertise, live-service architecture, AI-native tooling, strong technical leadership, and proficiency in Go/C++/Rust/Java.
Sauron Systems: Autonomous robotic platforms for residential security and threat deterrence.
5+ YOE5+ years building production backend systems; proficiency in Go, Python, Rust, Java, or C++; experience with distributed systems, REST/gRPC, PostgreSQL/MySQL/Redis/DynamoDB, AWS, Docker, Kubernetes, and observability; strong system design and debugging skills.
Chicago or New York City or Los Angeles or San Francisco or Culver City or Dallas
$200k-$285k/yrRemoteFull Time
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
Point One Navigation: High-precision positioning for autonomous systems and robotics.
7+ YOE7+ years backend/distributed systems experience, proficiency in Go/Java/Python, networking fundamentals (TCP/IP,TLS,HTTP), cloud (AWS/GCP), observability, testing, and strong design and operational skills.
OktaNASDAQ: OKTA: Provide secure identity management and authentication for enterprises.
7+ YOE7+ years building Java-based web applications, strong security background, experience with scalability and design patterns, CI/CD practices, excellent communication and leadership skills.
FreshworksNASDAQ: FRSH: Provides cloud-based customer support and IT management software.
6+ YOE6+ years backend experience, 1-2+ years in AI/ML platform work; expert Java and Python; experience with LangChain/LangGraph/LangSmith, Kubernetes, AWS, Terraform, PostgreSQL and vector DBs; Temporal or Airflow and Kafka.