Top Tech Jobs & Startup Jobs in Denver & Boulder, CO

Contract SQL role requiring a Bachelor's degree and 5–12 years of developer experience. Candidate must submit a resume and be authorized to work in the US. Employer provides benefits, relocation allowance, and training; role focuses on SQL/database-related work.

Design, develop, test and maintain Java/J2EE web applications and backend services using Spring, Hibernate, messaging and RDBMS. Participate in requirements analysis, architecture and Agile ceremonies, write SQL and stored procedures, build/deploy with ANT/Maven, and use testing and CI tools to ensure high-quality deliverables.

Design, develop, test and maintain enterprise Java/J2EE web applications using Spring, Hibernate and related frameworks. Work across SDLC in Agile/Waterfall, implement front-end components (Angular/Bootstrap), integrate messaging (JMS/MQ) and databases (Oracle/SQL Server/MySQL), use build and CI tools, and participate in estimation, code reviews and deployment.

Senior Java ATG developer responsible for full-stack development using ATG, Java/J2EE, web services, front-end technologies, and frameworks. Work includes database integration with Oracle/JDBC/PL-SQL, microservices and messaging (RabbitMQ), cloud (AWS), iOS/Swift exposure, participating across the SDLC, debugging, and collaborating with stakeholders and cross-functional teams.

Develop high-performance, highly available server-side systems in Python using Django/Flask. Build REST/SOAP/JSON APIs, work with messaging systems (RabbitMQ/ActiveMQ, Kafka preferred), Cassandra and Zookeeper. Apply distributed systems, algorithms, advanced data structures, networking and OS knowledge. Participate in Agile/Scrum processes. Bachelor's degree required.

Senior Java Developer responsible for designing, implementing, and testing Java/J2EE web applications using Spring, Hibernate, JMS/MQ, and SQL. Work includes front-end integration (Angular/Bootstrap), application server deployment, database development, unit and integration testing, and participating in Agile ceremonies and design sessions.

Develop, implement, and maintain application systems with a focus on API management. Troubleshoot and resolve system issues, translate business analyst requirements into solutions, collaborate on features and enhancements, and provide ongoing support. Work in a fast-paced environment using Apigee and Java technologies.

Senior .NET Developer to build a Compliance System (ORCA). Develop distributed RESTful web/cloud services and Web APIs using ASP.NET/C#, backend databases (MongoDB, SQL Server 2012), and frontend tech (AngularJS, HTML/JavaScript, Bootstrap). Work with AWS and Pivotal products; deliver enterprise-grade solutions.

Develop and maintain enterprise-class Java backend software for centralized management of hyperconverged data center products. Collaborate with cross-functional teams in an Agile/Scrum environment, integrate core product components, work with VMware and cloud automation tooling, and drive software design, quality, and supportability.

Design and architect large-scale web-based Java EE applications. Lead system design using UML, optimize SQL, develop application security layers, and build middleware components (IBM MQ, web services). Work with IBM enterprise stack (z/OS, WebSphere, DB2, AIX), Spring/Struts frameworks, front-end technologies, CI/build tools, and mobile application development.