Top Tech Jobs & Startup Jobs in Chicago, IL

Manage, design, implement and support enterprise Cassandra databases for 24/7 applications. Build and maintain multi-datacenter clusters on AWS, perform data modeling, migrations, monitoring, performance tuning, and troubleshooting. Work with Solr, big data systems, and other NoSQL/RDBMS technologies as needed.

Lead design and development of business rule services using Blaze Advisor 6.9 for .NET. Responsibilities include rule modeling, rule template design, testing, service deployment, building POCs, client support, and leading/managing offshore delivery teams. SQL Server and .NET experience preferred.

Design, architect and develop cloud infrastructure and big-data applications (primarily Azure). Hands-on work with HDInsight/Spark/EventHub and big-data stacks (Hadoop, Hive, Kafka, etc.). Lead client cloud projects, deliver enterprise-scale solutions, and collaborate cross-culturally with strong communication and problem-solving skills.

Design, architect and implement Pega PRPC solutions (banking/insurance), lead development and deployment, capture and document requirements, mentor onsite/offshore teams, author thought leadership, and work in an Agile, consulting environment with regular travel.

Design, develop, deploy and support TIBCO-based EAI/ESB integrations. Lead project and team activities, create and review artifacts, perform functional/integration testing, debug components, support UAT and production cutovers, and coordinate onsite-offshore stakeholders.

Design, implement, and support a Greenplum analytic data warehouse. Manage multi-tenant production Greenplum clusters, troubleshoot hardware/software issues, optimize distributed system performance, enforce security and disaster recovery best practices, automate infrastructure with Ansible/IaC, and develop automation or tooling using Perl, Python, Java, Spark, or Bash. Work with cloud IaaS/PaaS environments and complex networking (firewalls, VLANs, load balancers).

Develop and maintain Xamarin.Forms mobile applications using C# and WPF. Participate in full SDLC, design and architecture reviews, Agile development, project lifecycle activities, and mobile app creation and maintenance.

Design, implement, and support Pivotal GemFire databases. Responsibilities include GemFire architecture, load balancing, plugin integration, querying/indexing (OQL), performance tuning, and use of utilities (gfc, JMX, CLI). Work with RDBMS/NoSQL/Hadoop, XML/HTTP/SOAP, and at least one of Python, Perl, Java, or C++.

Design, implement, and support enterprise Cassandra deployments on AWS including multi-datacenter clusters. Responsible for cluster setup, data modeling, migrations, performance tuning, monitoring, Solr integration, and troubleshooting. Develop queries/materialized views, apply security and disaster recovery best practices, and script/automate tasks using Perl/Python/Java/Spark/Bash.

Design, develop, test and support enterprise integration solutions using the TIBCO suite. Implement and debug BusinessWorks processes, deploy components, create/validate mapping documents, conduct functional/integration testing, provide production and UAT support, lead project activities, and coordinate onsite-offshore stakeholders.