28 java backend engineer jobs at 18 companies in Crestline, CA
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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
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
1d
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Sr. Backend Engineer - Xumo
Irvine or Philadelphia
$142k-$189k/yr HybridFull Time
5+ YOEBachelor's degree preferred; 5+ years building Java backend servers, web service APIs, databases, and Linux systems. Requires microservices, Kubernetes, cloud, and video streaming experience.
Java, REST, SOAP, HTTP, SSL, MySQL, PostgreSQL, Oracle, MongoDB, Linux, CentOS, OSX, Docker, Kubernetes, Google Cloud, AWS, Azure, HLS, JSON, RSS, ETL, RabbitMQ, Kafka, MP4, Mpeg-Dash
2mo
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Sr Staff Engineer Backend
Los Angeles or Santa Clara or Tustin or Dallas
$99k-$185k/yr OnsiteFull Time
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
2mo
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Senior Software Engineer (Backend)
Rosemead, California, United States
$109k-$153k/yr HybridFull Time
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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Senior Software Engineer, Back-End (Power Packs)
Santa Ana or California or New Jersey or Texas or Florida or Japan or Shanghai or Hong Kong or Canada or Mexico or Germany or France
$141k-$229k/yr HybridFull Time
5+ YOE5+ years building backend/data-intensive systems; 4+ years with Java and Spring Boot; strong database and data modeling skills (PostgreSQL, DynamoDB); AWS, serverless, containerization, and API design experience; strong communication.
Java, Spring Boot, PostgreSQL, DynamoDB, AWS, AWS Lambda, Docker, Kubernetes, ECS, Apache Kafka, Python, pytest, unittest, Node.js, TypeScript, Claude, Twitch
1mo
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Java Developer (CCDI Operations / Backend) (Mid-Level) - Bilingual in Korean/English
Irvine, California, United States
$100k/yr OnsiteFull Time, Contract
Mid-level Java/Python backend developer with CI/CD and Kubernetes experience, database integration (PG, Oracle, MongoDB, Redis), Kafka streaming, production support/on-call experience, and strong English (and Korean) communication.
Kubernetes, CI/CD, MSA, Java, Python, PG, Oracle, MongoDB, Redis, Kafka, Informatica, MQTT, EAI
2mo
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Software Development Engineer II- Back End
Redlands or St. Louis or Vienna
$97k-$162k/yr OnsiteFull Time
2+ YOE2+ years backend engineering experience; professional experience with Python, Node.js/JavaScript, and Java; experience with ArcGIS Enterprise, containerization (Docker/Kubernetes), API design, and Top Secret/SCI clearance required; Bachelor's in STEM.
Python, Node.js, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL, PostGIS, SQL Server
4w
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Data Platform Engineer, Data Pipelines
Irvine, California, United States
OnsiteFull Time
3+ YOEBachelor's or Master's in CS/Engineering,3+ years data/backend engineering,proficiency in Python and SQL,experience with streaming,warehouse/lakehouse,ETL/CDC,APIs,monitoring,and data quality.
Python, SQL, C++, Scala, Java, Kafka, Kinesis, Pub/Sub, Airflow, Dagster, BigQuery, Snowflake, Databricks, Redshift, Fivetran, Airbyte, Debezium, REST, gRPC, webhooks, ROS, ROS2, MCAP, rosbag, dbt
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Software Engineer
United States or Irvine
$110k-$130k/yr RemoteFull Time
5+ YOE5+ years software development; Bachelor's degree in software engineering or computer science; strong backend and frontend skills; AWS experience; SQL and CI/CD knowledge.
Java, Spring, JSF, Hibernate, Spring JPA, Node.js, ReactJS, Angular, CSS, HTML, AWS, EC2, ECS, AWS Lambda, S3, SQS, SQL, Python
2mo
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Engineer II, Cloud & Web Systems Software
Irvine, California, United States
$100k-$120k/yr OnsiteFull Time
2+ YOEBachelor’s degree in CS/Software Engineering or related field; 2-5 years in cloud/web/backend or distributed systems; strong programming with C#, .NET, Java, Python, JavaScript/TypeScript; cloud platforms (AWS/Azure/GCP); APIs, microservices, databases; CI/CD; Agile; good communication.
C#, NET, Java, Python, JavaScript, TypeScript, React, Angular, Node.js, AWS, Azure, Google Cloud Platform, SQL Server, PostgreSQL, MongoDB, CI/CD, Docker, Kubernetes
1mo
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Senior Software Engineer - Orchestration & Job Execution
United States or Irvine
$119k-$153k/yr RemoteFull Time
4+ YOE4+ years professional backend development with ownership of production services; strong experience with distributed, asynchronous systems; proficiency in TypeScript/Node.js or Go/Java/Rust; production practices, observability, and API design.
TypeScript, Node.js, Go, Java, Rust, Python, C++, Kubernetes, Docker, gRPC, OpenSSL, WiX, NumPy, CPython, Git, React, JavaScript, JSON, GCP, Azure, AWS, GitOps, CI/CD, REST
1mo
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Senior Software Quality Assurance Engineer - Cloud Services
Irvine, California, United States
$135k-$170k/yr OnsiteFull Time
7+ YOEBachelor's in CS or related, 7+ years in software quality engineering for cloud/backend systems, REST API testing, Docker/Kubernetes, AWS, Kafka/MySQL/MongoDB/Redis familiarity, Python or Java automation experience, performance testing and strong communication.
Docker, Kubernetes, Kafka, MySQL, MongoDB, Redis, AWS, Python, Java, GitHub Copilot, CI/CD
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Principal Engineer - FullStack – Catalog
Irvine, California, United States
$130k-$135k/yr OnsiteFull Time
12+ YOEBachelor's degree required; 12+ years software engineering with principal-level leadership, expertise in backend languages and modern frontend frameworks, high-scale distributed systems, and AI-assisted development.
C#/.NET, Go, Java, Python, React, Copilot, Claude Code, Cursor
4d
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Staff Software Engineer, Gen AI/Applied ML, Ads
Irvine, California, United States
$207k-$300k/yr OnsiteFull Time
8+ YOEBachelor's degree or equivalent experience,8 years programming in Java/C++ and JavaScript/TypeScript,5 years testing/launching products,3 years software design,experience with LLM prompting and large-scale backend systems.
Java, C++, JavaScript, TypeScript, LLM prompting, F1, Tangle, One Platform
1mo
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Software Engineer Full Stack (Pricing Engine)
Irvine, California, United States
$90k-$134k/yr HybridFull Time
3+ YOE3+ years building production web applications; strong frontend with Vue.js or React; backend proficiency in C#/.NET (or Java/Kotlin/Go); SQL and AWS (SQS, DynamoDB, S3, ECS, Lambda); writing tests and using agentic coding tools.
Vue.js, React, C#, .NET, Java, Kotlin, Go, SQL, Copilot, Cursor, Claude Code, AWS, SQS, DynamoDB, S3, ECS, Lambda, Memcached, Redis, Jira, Confluence, Postman, Bruno
3mo
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Principal Engineer Software - Storage (Chronosphere)
Burbank or Denver or Chicago or Austin or Jacksonville or Hartford or Bridgeport or Seattle or Boston or New York City
$147k-$238k/yr RemoteAll Commitments Available
Design and build scalable backend services for high-volume telemetry data; strong backend skills; cloud infra experience; API design; mentorship.
Go, Java, Python, Rust, AWS, GCP, Azure, REST, gRPC, GraphQL
2mo
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Dev Infra Software Engineer, Air Defense
Irvine, California, United States
OnsiteFull Time
Experience building backend software and developer tooling; ownership of services, pipelines, and infrastructure; familiarity with cloud, CI/CD, and infrastructure-as-code; U.S. Person eligible for Top Secret clearance.
Lattice OS, Go, Python, Rust, C++, Java, JavaScript/TypeScript, version control, CI/CD, AWS, Azure, NixOS, Terraform, Syft, Grype, Trivy, containers, SBOM tooling, vulnerability scanning
1mo
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Front End Senior Full Stack Developer- Mortgage Automation (AI-First)
Irvine or United States
$135k/yr RemoteFull Time
5+ YOE5+ years full-stack development, daily use of AI coding tools, cloud experience (AWS/Azure), RESTful API integration, modern front-end frameworks and backend languages; mortgage technology experience preferred; must be authorized to work in the U.S.
JavaScript, TypeScript, React, Angular, Node.js, Python, Java, C#/.NET, SQL, RESTful APIs, AWS, Azure, Lambda/Functions, CI/CD, Claude Code, GitHub Copilot, Cursor, Blue Sage, Kwikie, Gateless, Cotality, Encompass, MeridianLink, DU/LP, Optimal Blue
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