Java AWS Big Data Engineer

Java AWS Big Data EngineerSoftware Guidance & Assistance, Inc., (SGA), is searching for a Java AWS Big Data Engineer for a contract assignment with one of our premier regulatory clients in Tysons, VA or Rockville, MD (Hybrid 3 days a week). We are looking for experienced Java big data developers in our enterprise Transparency Services group. Big data developer will work on ingesting, storing, validating and disseminating after transforming data in a consumable format for business intelligence teams and data analysts to get deeper business insight from the data. Responsibilities include:Analyze and translate complex business requirements into scalable technical solutions using Core Java (JDK 17+)Design, develop, and maintain robust ETL pipelines leveraging AWS services and serverless technologies in compliance with business specificationsImplement comprehensive automated testing strategies including unit tests (JUnit, Mockito), functional tests (Playwright or similar frameworks), and performance tests (Gatling or equivalent tools)Architect and optimize data pipeline infrastructure ensuring high performanceLead and participate in peer code reviews and design review sessions, ensuring adherence to best practices and architectural standardsCollaborate in CI/CD processes using build tools to ensure seamless deployment and integrationProvide technical expertise and support to production operations teams for troubleshooting, incident resolution, and system maintenanceRequired skills include:5+ years of experience in programming (Java)3+ years of experience in big data projects in AWS3+ years of experience with API development (REST API's) and testingDeep knowledge in Core Java (JDK 17+), multithreading, concurrency, memory management and data structuresStrong experience with AWS services and serverless technologiesSkilled in relational PostgreSQL databases and performance tuningExperience in build tools (Maven, Gradle) and CI/CD processExperience using Mockito(Or Similar)/JUnit, Playwright(Or Similar testing framework), Gatling (Or similar performance testing)Preferred skills include:Python scriptingFoundational knowledge of application security testingHands-on DevOps skillsSGA is a technology and resource solutions provider driven to stand out. We are a women-owned business. Our mission: to solve big IT problems with a more personal, boutique approach. Each year, we match consultants like you to more than 1,000 engagements. When we say let's work better together, we mean it. You'll join a diverse team built on these core values: customer service, employee development, and quality and integrity in everything we do. Be yourself, love what you do and find your passion at work.