Darcy Welsh Email & Phone Number

Texas, United States

Quincy, Massachusetts, Us

Burlingame, California, Us

Stellar Labs provides a SaaS platform that makes business aviation simple, transparent, and accessible by creating the most seamless B2B/B2C marketplace and ecosystem.· Led team thru a rewrite of the platform utilizing Spring Boot, Microservices and Containerization (Docker)· Responsible for all aspects of the Cloud infrastructure and architecture including both cloud and cloud native components· Utilized Infrastructure as Code (Terraform) to provide consistent infrastructure across multiple AWS accounts and environments· Designed and implementation of the AWS cloud based ecosystem for hosting and deployment of containerized microservices with key supporting resources including Cloudfront, WAF, S3, ECS, SNS, SQS, Opensearch, Active MQ, DocumentDB and RDS (Aurora)· Responsible for all aspects of the DevOps practice including managing the DevOps team· Design and implementation of solutions to enable the engineering team to deliver software in a timely and frictionless manner, provide consistent infrastructure across multiple AWS accounts and environments, provide operational insights into the platform for debugging and troubleshooting purposes · Utilized modern tools and techniques including CI/CD (Gitlab), Infrastructure as Code (Terraform), Observability & Monitoring (Elastic, Kibana, APM, Logstash, Cloudwatch, New Relic)

Burlingame, California, Us

· Led team to design and develop the initial version of the multi-tenant Stellar SaaS platform. With a focus on time to market and a small team, choose to use proven Java-based client-server technologies found in the JEE stack (including servlets, JAX-RS, EJBs, Hibernate, JMS, JCache/Infinispan).· Utilized Wildfly, Nginx, Apache, Tomcat· Led the cloud architecture, design and implementation utilizing AWS EC2, ELB, RDS, VPC, S3 and Route53· Led team thru a rewrite of the platform utilizing Spring Boot, Microservices and Containerization (Docker)· Utilized continuous integration, testing and deployment methodologies and tools

Applying over 20 years of Software Development experience to help companies architect, design and implement their Enterprise Java and Cloud-based SaaS solutions. Extensive experience as an architect and engineer using modern tools and methodologies including:· Amazon Web Services (AWS) across a broad set of AWS technologies · Containerization (Docker) · Infrastructure as Code (Terraform) · Continuous integration, testing and deployment methodologies and tools · Observability and monitoring (ElasticStack, Datadog, CloudWatch, New Relic, Nagios, etc.) · Microservices · PostgreSQL, MySQL, Oracle, MongoDB, ElasticSearch and Redis· Git, Maven, NPM, Ant, Subversion · Java/JEE and Spring Boot · JBoss/Wildfly/Apache/Nginx/Tomcat

San Francisco, California, Us

Designed and managed all aspects of the core Agistix SaaS platform from software architecture to systems architecture. Led migration of the core platform from hosted hardware based infrastructure to a highly scalable and fault tolerant multi-tier cloud-based (Amazon AWS) SaaS platform. Led the engineering team with core application architecture and design.Agistix helps companies with complex supply chains to easily gain true visibility to every shipment they pay for—across all systems, carriers, suppliers and modes. Agistix’s complete offering of data and analytic tools work with a company’s existing systems to give them deep insight into what's really happening across their entire supply chain.

Columbus, Ohio, Us

As a senior consultant with ICC, worked in various technical roles and capacities to help clients deliver on their custom software solutions. This included:· Architect, design and develop a flexible and extensible Java based survey tool for eTech Ohio that would replace the existing survey tools used throughout the agency and the state of Ohio· Team Lead and analyst for the re-architecting and enhancement of a mobile device application for Cardinal Health· Lead architect for the re-factoring of an employee “time-off” management system for a division of Nationwide Insurance (GatesMcDonald)

Dublin, Oh, Us

Team Lead and analyst for the re-architecting and enhancement of a mobile device application for Cardinal Health. Responsible for leading the team thru a re-architecture of the application to move from antiquated 3rd party UI components to industry standard Swing (Java) components and ensuring the successful implementation of all new functionality for the second major release of the application. Provided mentorship and guidance to junior developers on the team allowing them to be fully engaged in the software development life-cycle.Cardinal Health, Inc. is a Fortune 500 health care services company based in Dublin, Ohio. The firm specializes in distribution of pharmaceuticals and medical products, serving more than 60,000 locations.

Us

Lead architect for the re-factoring of an employee “time-off” management system for a division of Nationwide Insurance (GatesMcDonald). Responsible for guiding the team architecturally and providing or designing the necessary frameworks to support the implementation of the business processes. Utilized various components of a J2EE architecture.

New York, Ny, Us

Designed and implemented various components of a “Retail Shared Infrastructure” middleware solution that provided loan origination processing. Technical lead for the team and mentored junior developers.

New York, Ny, Us

Responsible for design and development of a customer relationship management platform for Sprint. Technical lead to junior developers for both design and implementation.

Halifax, Nova Scotia, Ca

Maintained and enhanced the Student Information System (SIS) and its back-end systems. Designed and implemented an event-driven client/server application that allowed students real-time access to the SIS for course registration. Designed and implemented a menu-driven client/server based reporting tool for accessing the SIS. Designed and implemented a Telephone Registration System module that allowed students real-time access to the SIS for course registration.