17 back end developer jobs at 9 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
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
2d
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Sr. Backend Engineer - Xumo
Irvine or Philadelphia
$142k-$189k/yr HybridFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
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
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Senior Software Engineer, Back-End (Vault)
California 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/yr HybridFull Time
Collectors
Collectors: Providing authentication and grading services for high-value collectibles.
5+ YOE5+ years building web applications, APIs, and distributed systems; 2+ years AWS experience (serverless/event-driven); strong Java proficiency (C# a plus); use of modern AI developer tools; strong engineering fundamentals and mentorship experience.
AWS, Java, C#, Claude Code CLI, Codex, e-Verify
2mo
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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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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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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
Collectors
Collectors: Providing authentication and grading services for high-value collectibles.
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
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Software Development Engineer II- Back End
Redlands or St. Louis or Vienna
$97k-$162k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
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
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Software Development Engineer II- Back End
Redlands or St. Louis or Vienna
$97k-$162k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years backend engineering experience building services with Python, Node.js/JavaScript, or Java; REST API design; ArcGIS Enterprise integration; containerization (Docker/Kubernetes); Top Secret/SCI clearance required; Bachelor's degree in CS/Math/GIS/STEM.
Python, Node.js, JavaScript, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL, PostGIS, SQL Server, REST APIs
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Software Development Engineer II- Back End
Redlands or St. Louis or Vienna
$97k-$162k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years backend engineering experience; professional experience with Python, Node.js, and Java; REST API and service architecture design; containerization; ArcGIS Enterprise experience; Top Secret/SCI clearance and Bachelor’s degree in a STEM field required.
Python, Node.js, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL, PostGIS, SQL Server
1mo
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Senior Software Engineer, Back-End (Payments)
United States or Santa Ana or San Francisco or Oakland or Berkeley or New Jersey or Texas or Florida or Shanghai or Hong Kong or Japan or Canada or Mexico or Germany or France
$141k-$229k/yr HybridFull Time
Collectors
Collectors: Providing authentication and grading services for high-value collectibles.
6+ YOE6+ years engineering experience, deep C#/.NET backend skills, frontend experience with React/Svelte/TypeScript, payments/gateway and distributed-systems experience, observability and security mindset.
Stripe, PayPal, C#, .NET, React, Svelte, TypeScript, PostgreSQL, DynamoDB, Kafka, Kubernetes, AWS, Datadog
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Software Development Engineer II – Back-End (Mission-Focused | ArcGIS)
Redlands or St. Louis or Vienna
$97k-$162k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years backend engineering experience with Python, Node.js, or Java; REST API and service architecture experience; ArcGIS Enterprise integration; containerization (Docker, Kubernetes); Top Secret/SCI clearance and a STEM bachelor's required.
Python, Node.js, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL, PostGIS, SQL Server
1mo
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Software Development Engineer II – Back-End (Mission-Focused | ArcGIS)
Redlands or St. Louis or Vienna
$97k-$162k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years backend experience building services and REST APIs using Python, JavaScript/Node.js, and Java; experience with ArcGIS Enterprise, containerized environments, and TS/SCI clearance; Bachelor's in CS, math, GIS, or STEM.
Node.js, JavaScript, Python, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL, PostGIS, SQL Server
1mo
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Software Development Engineer II – Back-End (Mission-Focused | ArcGIS)
Redlands or St. Louis or Washington or Vienna
$97k-$162k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years backend engineering experience with Python, JavaScript/Node, or Java; REST API and service architecture experience; ArcGIS Enterprise integration; containerization (Docker/Kubernetes); active Top Secret security clearance (SCI eligible); Bachelor's in STEM.
Node.js, Python, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL, PostGIS, SQL Server
1d
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Developer II - Application Development
Rancho Cucamonga, California, United States
$104k-$138k/yr HybridFull Time
Inland Empire Health Plan
Inland Empire Health Plan: Public health plan providing managed care to residents.
3+ YOEBachelor's degree in computer science or related field, 3+ years developing multi-tiered web applications, and experience across client-side, middle-tier, and back-end development.
AngularJS, C#, Java, WCF, Web API, JavaScript, jQuery, CSS, HTML, MVVM, MVC, Microsoft SQL Server, Oracle Database, MySQL, IIS, Form.io, Agile
1d
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Developer II - Application Development
Rancho Cucamonga, California, United States
$104k-$138k/yr HybridFull Time
Inland Empire Health Plan
Inland Empire Health Plan: Public managed care organization serving Inland Empire residents.
3+ YOERequires 3+ years developing multi-tiered web applications, client-side through back-end experience, and a bachelor's degree in computer science or related field. Healthcare experience preferred.
AngularJS, C#, Java, WCF, Web API, JavaScript, jQuery, CSS, HTML, MVVM, MVC, Microsoft SQL Server, Oracle, MySQL, IIS, Form.io
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Java Developer (CCDI Operations / Backend) (Mid-Level) - Bilingual in Korean/English
Irvine, California, United States
$100k/yr OnsiteFull Time, Contract
SBT Global
SBT Global: Provides integrated IT consulting and global logistics management services.
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
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Full Stack Developer
Norco, California, United States
$90k-$190k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOE5+ years software development; Bachelor's in CS/Engineering or equivalent; proficiency in Java/C#/Python/JavaScript, front-end (React/Angular), back-end (Node.js/.NET), cloud (AWS/Azure/Google Cloud), Microsoft SQL Server, Git; CompTIA Security+; must obtain DoD SECRET and be U.S. citizen; onsite Norco, CA.
Java, C#, Python, JavaScript, HTML, CSS, React, Angular, Node.js, .NET, AWS, Azure, Google Cloud, Microsoft SQL Server, Git, Docker, Kubernetes, CI/CD