Sr. BI Developer - Java/ Hadoop at Halo Group in Chicago, IL

Company Description

Halo Group strives to be among the most respected IT consulting firms by providing unmatched customer, consultant and employee support. A meaningful work environment for employees, attractive and interesting engagements for consultants, and cutting edge innovation for our customers set us apart from the rest. At Halo Group, people are not a commodity, but our greatest resource.

Job Description

• Requires BA/BS degree in related field or technical institute training
• 6 or more years’ experience; expert level experience in developing data driven applications; or any combination of education and experience, which would provide an equivalent background.
• Multi database and multi-language preferred.
• Sound abstract, analytical, problem solving and critical thinking skills
• 5+ development experience for batch, web services/API, or web application development preferably using Java/J2EE/Spring
• 2+ years experiencing leveraging Hadoop technologies – HDFS, Hive, Pig, Sqoop, Oozie, MapReduce, Flume, Spark, distributed processing concepts, HBase, and the Cloudera Hadoop distribution
• 2+ years’ experience using a NoSQL database in Production – HBase, MongoDB, Cassandra
• Solid understanding and strong experience using at least two of the following programming languages — Java, Scala, JavaScript
• Strong relational database SQL skills; including optimization techniques
• Demonstrated experience in engineering and design practices such as Unit Testing, Continuous Integration, Loose Coupling and Dependency Management using Maven/Gradle
• Strong Experience in Messaging architecture using queuing technologies such as Kafka and MQ Series
• Strong experience with Unix and shell scripting.
• Maintains active relationships with customers to determine business requirements, leads requirement and design meetings.
• Proactively addresses customer issues, prepares alternatives and implements solutions.
• Collaborates with engineers for creative ideas for Web portals supporting interactive content, analyzes and classifies complex change request and reviews and evaluates possible enhancements.
• Identifies and manages risks and develops contingency plans. Partners with business, architecture and infrastructure and oversees all service levels.
• Develops and defines application scope and objectives, including impact to interfaces. Analyzes and evaluates detailed business and technical requirements.
• Mentors others on coding standards and performs code reviews. Supervises others on developing application internals for usability, reliability and scalability requirements.
• Ensures system testing is completed and meets the test plan requirements. Coordinates integration activities with other IT to ensure successful implementation and support of project efforts.
• Assesses current status and supports BI planning efforts. Mentors and assists in training initiatives and performs estimates for costs and impacts.
• Manages small to medium projects, potentially leading global projects.
• Mentors and provides training, conducts vendor evaluations and manages pilots for Business Intelligence tool upgrades.
• Develops application and/or processing components required to enable a solution.

Qualifications

Requires BA/BS degree in related field or technical institute training

Additional Information

("java Developer" OR "J2EE Developer") AND (Hadoop) AND (HDFS OR Hive OR Pig OR Sqoop OR Oozie OR "Map Reduce" OR Mapreduce OR Flume OR Spark) AND (HBase OR MongoDB OR "Mongo DB" AND Cassandra)

Must Be a US Citizen or Green Card Holder