• Principal Engineer , IT Software

    American Airlines (Dallas, TX)
    …+ Proficiency with the following technologies: + Programming Languages: Java , Python, C#, Javascript/Typescript + Frameworks: Spring/SpringBoot, FastAPI + Front ... End Technologies: Angular/React + Deployment Technologies: Kubernetes, Docker + Source Control: GitHub, Azure DevOps + CICD: GitHub Actions, Azure DevOps + Data management: PostgreSQL, MongoDB, Redis + Integration/APIs Technologies: Kafka, REST, GraphQL +… more
    American Airlines (11/18/25)
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  • Senior Principal Software Engineer

    Robert Half Technology (Issaquah, WA)
    …with cloud platforms such as AWS, Azure, or Google Cloud. * Knowledge of Java , C++, or TypeScript is a plus. * Bachelor's degree in Computer Science required; ... advanced degrees preferred. Technology Doesn't Change the World, People Do.(R) Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract,… more
    Robert Half Technology (11/16/25)
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  • Principal , Software Engineer

    Walmart (Sunnyvale, CA)
    …with at least one modern language with an efficient runtime, such as Scala, Java , C++, or C#. Experience with at least one relational database technology such as ... My SQL, Postgre SQL, Oracle, or MS SQL. Some level of fluency in Python (lingua-franca of our data-scientists). Understanding of the challenge of distributed data-processing at scale. Deal well with ambiguous/undefined problems; ability to think abstractly.… more
    Walmart (11/14/25)
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  • Principal Software Engineer

    RTX Corporation (Tucson, AZ)
    …applications using programming languages including but not limited to C++, C#, Java , Python or Visual Basic. + Experience in utilizing integrated development ... environments and debugging tools to troubleshoot software implementation and ensure integrity of the software products. + Prior experience in Windows Operating System and Microsoft Visual Studio is required. + Prior experience in laboratory test… more
    RTX Corporation (11/07/25)
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  • Principal Software Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …Understanding of industry standard software languages such as C, C#, C++, HTML, Java , Python, and Bash + Experience with software tools for requirements tracking, ... code reviews, static analysis, library and artifact repository, and automated build + Experience with containers and orchestration technologies + Experience developing safety critical software using safety-critical software standards (DO-178C) + Experience in… more
    Sierra Nevada Company, LLC (11/07/25)
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  • Principal , Software Engineer

    Walmart (Bentonville, AR)
    …boundaries of AI-driven innovation. + **Backend Expertise** : Deep proficiency in Java , J2EE, and Spring Framework with strong knowledge of JVM internals ... (concurrency, multi-threading). + Solid understanding of Service-Oriented Architecture and hands-on experience building RESTful web services. + Strong fundamentals in algorithms, data structures, and database concepts, with expertise in SQL and relational… more
    Walmart (11/04/25)
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  • Sr Principal Research Software…

    RTX Corporation (Cambridge, MA)
    …object-oriented programming and principles. + Experience in disciplined Python, C++, and Java code development. + Position may require some amount of overnight ... travel. **Qualifications We Prefer** + Formal verification tools such as SMT solvers and interactive theorem provers. + Experience writing proposals with our target government customers. + Mathematical logic (eg, temporal logic, separation logic, category… more
    RTX Corporation (10/30/25)
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  • Principal Staff Software Engineer

    LinkedIn (Mountain View, CA)
    …storage, vectorized execution, and cost-based optimizers. + Experience with coding in Java , C++, or Rust; knowledge of query execution, indexing, and concurrency. ... Preferred Qualifications + MS/PhD in Computer Science or related field. + Experience with distributed online analytics systems and databases. + Expertise in query federation, semantic modeling, and BI integration. + Expertise with columnar storage, vectorized… more
    LinkedIn (10/29/25)
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  • (USA) Principal , Software Engineer

    Walmart (Sunnyvale, CA)
    …related technical field. + 12 years of object-oriented programming experience in Java , Spring boot, Microservices, React, NestJS, Node + Experience working on Azure ... SQL, Cosmos, Blob Storage, GCS, Hive, Apache Spark and Airflow + Champion the use of AI copilots and agent-based automation in team workflows, identifying opportunities to improve engineering velocity and reduce manual overhead. + Good understanding of Data… more
    Walmart (10/28/25)
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  • (USA) Principal , Software Engineer

    Walmart (Sunnyvale, CA)
    …experience + Experience with more than one programming language (Go, Python Java , Kotlin, Scala, Clojure, JavaScript, preferred) + Experience with Azure, GCP, AWS, ... or private cloud + Experience with Event Driven Architectures and constituent technologies (eg, Kafka, Event Hubs, PubSub) and patterns (Event Sourcing, CQRS, etc.) + Experience with JMS/AMQP (ActiveMQ, RabbitMQ, Azure Service Bus, etc.) + Experience with the… more
    Walmart (10/14/25)
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