52 java backend engineer jobs at 39 companies in Carpentersville, IL
🚀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.
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
5+ YOEBachelor's degree with 5+ years engineering experience, 4+ years Java, GCP and Postgres experience, experience with Anthropic Claude/LLMs, and U.S. citizenship able to obtain security clearance.
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
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.
Sr. Backend Dev – Java/Spring Boot, Angular, Cloud - TX
Texas or Chicago or New York City
$44k-$154k/yrHybridFull Time, Contract
Photon: A digital modernization services firm that builds and operates digital experiences for large enterprises.
5+ YOE5+ years software development experience; strong Java and Spring Boot skills, Angular, cloud (GCP/Azure), CI/CD, RESTful APIs/microservices, data structures and algorithms; 3+ years building APIs; ability to lead technical decisions and mentor engineers.
Bitovi: Provides web application development, UX design, and technical consulting.
Experienced in building and operating JVM services, Temporal workflows, Kafka event streams, Kubernetes on AWS, CI/CD/GitOps, observability, and platform engineering; strong Java and systems-engineering 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
AI & Distributed Systems Backend Engineer - Senior - Consulting - Location OPEN
Chicago or United States
$103k-$188k/yrHybridFull Time
EY: Global firm providing audit, tax, and professional consulting services.
2+ YOEBachelor's degree required, minimum 2 years software experience, 3-5+ years with Java or C# and Spring Boot/.Net, unit testing/TDD, cloud (AWS/GCP) preferred, strong communication and agile experience.
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/yrRemoteFull Time
Flex: A financial platform allowing renters to split monthly rent payments.
6+ YOE6+ years software engineering experience, 4+ years with Java, experience with backend systems, APIs, data pipelines, AWS, and distributed teams.
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOE1+ MgmtBachelor's degree and 4+ years software engineering experience, 1+ year cloud experience, proficiency in Java/Python/Go/Node/Scala, cloud and container technologies, and people management experience preferred.
Java, Python, SQL, Node, Go, Scala, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud
NinjaTrader: Provides futures brokerage services and a trading software platform.
8+ YOE8+ years backend software development; JVM languages (Java/Scala/Kotlin); REST/WebSocket APIs; Kubernetes/GCP; security best practices; strong problem-solving; AI tooling experience.
Principal Java Microservices Architect — AI & Agentic Platforms
Chicago or New York
$165k-$205k/yrOnsiteFull Time
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
12+ YOE12+ years software engineering, 7+ years microservices/architecture, expert Java (17/21), Spring Boot, cloud-native, containerization, observability, and AI/agentic backend experience.
Java 17, Java 21, Spring Boot, Spring Cloud, Project Reactor, RxJava, gRPC, GraphQL, WebSockets, REST, TypeScript, Python, Node.js, Redis, Docker, Kubernetes (GKE), Istio, Prometheus, Grafana, OpenTelemetry, Datadog, Google Cloud, AWS, Azure, Resilience4j, Agent Development Kit (ADK), Model Context Protocol (MCP)
Principal Java Microservices Architect — AI & Agentic Platforms
Chicago or New York
$165k-$205k/yrHybridFull Time
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
12+ YOE12+ years software engineering, 7+ years microservices/system design/technical leadership. Strong hands-on experience with Java, Spring Boot, microservices, cloud platforms, observability, and AI/agentic backend systems.
Java (17/21), Spring Boot, Spring Cloud, Reactive Java (Project Reactor / RxJava), gRPC, GraphQL, WebSockets, REST APIs, TypeScript, Python, Node.js, Resilience4j, Redis, Google Cloud, AWS, Azure, Docker, Kubernetes (GKE), Istio, Prometheus, Grafana, OpenTelemetry, Datadog, Agent Development Kit (ADK), Model Context Protocol (MCP)
AmpliFI Loyalty Solutions: Provides cloud-based loyalty solutions for financial institutions.
3+ YOEMaster's degree in Computer Science or Software Engineering with three years of related software development experience; design, cloud-native architectures, Java backend, AWS, databases, and containerization.
Supernova Technology: Provides cloud-based digital software for securities-based lending.
Entry-level software engineer; learn SDLC, backend, coding; BS in CS or related field or equivalent practical experience; Java/C/C++, JavaScript; Java Spring Framework; handling high-priority requests; startup adaptability.
Java, C/C++, JavaScript, Python, Spring Framework, Spring Boot
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
1+ YOEMaster's in Computer Science or related and 1 year experience developing backend/service-layer software. Requires Java, Python, PostgreSQL, MongoDB, TDD practices, and Agile development experience.