Barry O'Neill Email & Phone Number

New York, Ny, Us

New York, New York, Us

Role: Design and build high-volume, real-time event streaming systems to deliver product, price and inventory data for HBC's banners, including Saks Fifth Avenue, Lord & Taylor, and Hudson's Bay. Relevant keywords: Scala (particularly functional programming with Cats, FS2 Streams, Http4s, Circe), Python, Node.js, Java, Go, Bash, Infra as Code, Continuous Integration/Continuous Deployment (CI/CD), Terraform, AWS (esp. CodeBuild, CodePipeline, EC2, Kinesis, Lambda, Cloudwatch, Batch, S3, RDS, DynamoDB, Elasticache, KMS, ECS, ECR, EKS), Redis, Kubernetes, Prometheus, Grafana, ArgoCD, Docker, Kafka, Avro, Git, Github, Travis.

Hamilton, New Jersey, Us

- Lead developer for Sparta's cloud Quality Management System offerings in an agile, test-driven, continuous integration environment.- Full-stack development experience from enterprise-level backends, RESTful web services to modern JavaScript-based web clients. - Creation and enhancement of build pipelines, and improvements to test and analysis tooling.- Backlog refinement support, additional requirements gathering. Coordination with BA, Architecture, QA and DevOps to ensure alignment on broader requirements, identifying challenges and sequencing of work. - Drive our technical interview process, and provide mentorship of new and junior hires.- Evaluation and promotion of new technologies via proof-of-concepts, knowledge sharing sessions and justification/prioritization with business.- Author of HoldMail, Sparta's first sponsored Open Source project, which facilitates the automation of email testing.

- Design, prototyping and development of an Android app for graph dashboard monitoring. - The development of a Java API to support the app, which is planned for a separate release.- Integration of third party payment, metric and logging systems into the primary web application.

Neuss, Nordrhein-Westfalen, De

- Lead developer for several customer-specific projects with complex workflows, involving J2EE business logic with custom web functionality. - Collaborated with the software configuration manager on the specification and configuration of our Weblogic, Tomcat, Apache and Oracle DB servers. - Led the migration of several core CrefoSystem components from Java 1.4 to 1.5, including migration from Weblogic 8 to 10. - Lead technical role on the “CrefoSystem 2.0” project, using Oracle's Application Developer Framework to deliver Creditreform’s newest generation of business information. - Created a proof-of-concept app (yFiles/AJAX) for visualizing company hierarchy information. This application will be used to replace the legacy applet-based solution, thus vastly simplifying our client's minimum system requirements. - Lead role on web-based dynamic reporting application, using Eclipse BIRT. - Developed a Single Sign-On solution for linking sessions across separate application servers.

Blackrock, Cork, Ie

- Consulted with YGIB on the day-to-day technical affairs of the company's online presence.- Provided instruction/supervision of junior developers.- Led the overhaul of the on-line store and tag registration system.- Designed and prototyped the 'print your own' tag system (iText PDF generation).- Created the proof-of-concept J2ME implementation of the 'mobile superhero' protection software.- Oversaw struts/mysql/tomcat/apache/linux configuration, as well as the rollout of upgrades.

Dublin, Leinster, Ie

- Lead developer for of many core modules of the ‘Site Manager’ product. - Simplified provisioning for many of our larger customers through the introduction of LDAP integration. - Introduced proper source control, project structure, and build policies, cutting developer environment setup time in half. - Designed a more efficient publishing system, resulting in significant savings in publish time. - Project manager for a year-long project for one of our largest customers, replacing two separate legacy systems with a single web application. - Designed and developed installation, upgrade and licensing modules which completely changed how our product was delivered to the customer, resulting in huge time savings for both us and the client. - Supported in-house and customer-based technical staff with the development with our APIs as well as with deployment issues.

Dublin, Leinster, Ie

- Supported several customers with system, configuration and deployment issues. - Installed and maintained both internal and on-site equipment. - Designed and developed custom perl and java-based web applications for customers. - Wrote a significant amount of technical documentation for our intranet.

- Provided first and second level technical support to both residential and business customers. - Trained and supervised new support employees. - Updated and provided new material for the support intranet.