1mo
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Senior Java Backend Engineer - 8+ Years Experience Required
Casablanca or Porto or Aveiro or Coimbra or Leicester or San Diego or San Francisco or Chennai or Bengaluru or Cluj-Napoca or Blumenau or Australia
RemoteFull Time
8+ YOE8+ years Java backend development, strong OOP and design patterns, Terraform, Git, CI/CD, Kafka, Kubernetes, GraphQL Federation, Azure, TDD, and fluent English.
Java, Kotlin, Terraform, Git, CI/CD pipelines, Kafka, Kubernetes, GraphQL Federation, Azure, Spring Boot, TDD
1mo
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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
3w
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Senior Network Backend Engineer
San Francisco or San Diego
$215k-$266k/yr HybridFull Time
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.
Go, Java, Python, TCP/IP, TLS, HTTP, gRPC, Kafka, Flink, Spark, Hadoop, AWS, GCP, NTRIP
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
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
1mo
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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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Senior Software Engineer – Back End
San Diego, California, United States
$150k-$185k/yr HybridFull Time
6+ YOE6+ years back-end engineering with strong Java, experience designing plugin/SPI architectures, low-level device/protocol work, payment-terminal/POS integrations, and technical leadership.
Java, Maven, Spring, ServiceLoader, OSGi, jssc, usb4java, REST, SOAP, EMV, ISO 8583, TLS, mTLS, PCI-DSS, PayTerminal SPI
2w
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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
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
1mo
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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
1w
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Senior Software Engineer
San Diego, California, United States
$143k-$179k/yr OnsiteFull Time
5+ YOE5+ years professional software engineering experience, strong backend skills (Java/Spring Boot preferred), distributed systems, cloud-native deployments, CI/CD familiarity, experience with AI-assisted development tools.
Copilot, Claude Code, Java, Spring Boot, AWS, Azure, GCP, CI/CD
4w
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Senior Software Engineer - Supply Core (Fullstack)
Aliso Viejo or San Francisco
$200k-$250k/yr HybridFull Time
5+ YOE5+ years software development experience, 2+ years with React, experience with Java or C#, expertise across backend/frontend systems, mentoring experience, strong communication and product judgment.
React, Java, C#
1mo
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Senior AI Engineer
San Diego or Washington or Texas
RemoteFull Time
5+ YOEBachelor's in CS or equivalent, 5+ years in backend/distributed systems/data platform development, proficiency in Java/Go/Python, RESTful API design, SQL/NoSQL, Kubernetes, cloud knowledge, experience with LLMs/agentic AI and AI productivity tools.
Java, Go, Python, SQL, NoSQL, Kubernetes, Kafka, GitHub Copilot, LLMs
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 Engineer - Simulation Orchestration
Sunnyvale or Washington or San Diego or Fort Walton Beach or Ann Arbor or London or Stuttgart or Munich or Stockholm or Bengaluru or Seoul or Tokyo
$153k-$220k/yr OnsiteFull Time
5+ YOE5+ years backend experience; 4+ years coding in Golang, Python, Java, or C++; 4+ years building backend systems on major cloud providers; deep Kubernetes expertise; experience with workload scheduling and autoscaling.
Golang, Python, Java, C++, Kubernetes, AWS, OCI, GCP, Azure
3w
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Software Engineer, Short Term Technology
Newport Beach, California, United States
$125k-$240k/yr OnsiteFull Time
5+ YOE5+ years Java backend experience (Java 17/21), microservices and REST APIs, AWS/cloud familiarity, TDD and CI/CD practices, strong communication and front-office collaboration skills.
Java 21, Java 17, AWS, Lambda, EKS, RDS, S3, MSK, GitHub Copilot, MCP servers, LLMs
2mo
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Software Engineer II - TS w/ SCI eligibility
Colorado Springs or San Diego or Norfolk
$104k-$181k/yr OnsiteFull Time
5+ YOETop Secret clearance with SCI eligibility; 5+ years software development; backend services and APIs; Java, TypeScript/JavaScript; Angular; PostgreSQL; containerized apps; Git/Kibana; strong communication and teamwork.
Java, TypeScript, JavaScript, Angular, PostgreSQL, Docker, Kubernetes, Kafka, Git, Bitbucket
2mo
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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
3w
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Staff Software Engineer
San Diego, California, United States
$137k-$173k/yr OnsiteFull Time
10+ YOEBachelor's degree or equivalent, 10+ years software engineering experience, strong Java/Spring backend and modern JavaScript frontend skills, experience with REST, microservices, and enterprise-grade systems; technical leadership and mentorship experience.
Java, Spring MVC, Spring Security, JDBC, React, jQuery, Angular, Vue, JavaScript, REST, Microservices, SOLR, Tableau, Claude AI, Model Context Protocol (MCP)
1w
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Android Engineer
Costa Mesa or Seattle or Washington
$166k-$220k/yr OnsiteFull Time
Degree in CS/CE/Aerospace or related, experience building Android map-based and data-intensive UIs, proficiency with Jetpack Compose/Java/Kotlin and backend languages (C++, Rust, Go), networking (TCP/UDP/Multicast/HTTP/protobuf/gRPC), willingness to be on-call, and ability to travel up to 30%.
Jetpack Compose, XML, Java, Kotlin, C++, Rust, Golang, TCP, UDP, Multicast, HTTP, protobuf, gRPC, Android Tactical Assault Kit (ATAK), CMake, Cargo, gradle, NixOS, CircleCI, Docker, TypeScript, React, C++/Qt, C#/.NET, ArcGIS, Cesium, MapBox, TAK, Gitlab-CI, Python, Bash
4w
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Enterprise Automation & AI Developer
Newport Beach, California, United States
$150k-$185k/yr RemoteFull Time
5+ YOE5+ years software development, bachelor\u0002s in engineering/computer science or equivalent, full-stack development (backend and frontend), QA automation experience, experience with APIs, databases, deployments, and use of AI coding tools.
Python, Node.js, TypeScript, C#, Java, React, Next.js, Vue, Angular, Playwright, Cypress, Selenium, Jest, PyTest, Postman/Newman, Revit, Autodesk Construction Cloud, BIM 360, Git
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