Staff Software Engineer at Home Depot, Atlanta, GA

April 2020 – Present

• Led features implementation that resulted in $50-80M estimated savings from store returns markdowns of non-assorted SKUs
• Facilitated design discussions to foster common understanding through documentation, including diagrams and visual representations for the order fulfillment domain
• Worked on establishing a meeting cadence to share business knowledge previously scattered in cloud and legacy OMS application silos. This effort composed a more cohesive high-performing team
• Built a common framework to reduce boilerplate code, promote best practices, and consistency with design patterns, and build a foundation where observability and resiliency are first-class citizens
• Identified and automated manual production tasks, reducing support time and friction
• Migrated 30+ application repositories from on-prem to the GitHub cloud
• Research and adoption of curated latest technologies, frameworks, and design patterns
• Developed and supported high-availability java applications and web services
• Refactored legacy code with a functional approach and modern coding best practices
• Reviewed pull requests to ensure best practices and high-quality delivery
• Advocate for clean code, refactoring practices, and DevOps culture adoption
• Implemented reusable common CI/CD pipelines to improve delivery velocity
• Integrated CI/CD with different services (Jira, quality hub, Checkmarx, slack, GitHub)
• Redesigned and implemented existing CI/CD flows to improve delivery velocity
• Strategically architect, design, develop, and implement efficient information systems to support core enterprise functions
• Analyzed, diagnosed, and remediated application performance issues
• Documented and diagrammed existing and new applications
• Improved the unit test coverage for most of the apps the team owns

Senior Software Engineer at NCR, Atlanta, GA

August 2016 – April 2020

• Led a mid-sized team of software engineers for the delivery, order, and consumer data management APIs
• Participated in the full development-cycle of high-volume micro-services for BSP products. BSP (Business Services Platform) represents NCR's new Software oriented vision
• Lead the research and development of core business services using state-of-the-art Big Data and cloud computing technologies
• Cross-functional data model design of use cases across NCR solutions portfolio. Including the Hospitality, Retail, and Financial industries
• Design and analysis of non-functional testing verification of Big Data services. Core scenarios included Performance, load, and scalability testing for 20 million consumer records
• Coordinated BDD(Behavior-Driven-Development) scenarios implementation of many APIs
• Optimize product documentation to reduce support, training, and service integration efforts. Enable our team to focus on incrementing product quality and designing upcoming versions
• Work with Product Owners and Architects in requirements grooming. Translate such requirements into development specifications
• Coordinate integration with other teams and applications across different organizations
• Automate DevOps tasks such as CI, functional/non-functional verification, fail-over, and data migration
• Lead the communication with the governance team to adopt the latest features available on the platform
• Train and support other groups about core and business BSP services
• Support one of the principal customers, including DeCA sales demo preparation

Senior Software Engineer at Arthur Lawrence (Deloitte US Contract), Atlanta, GA

April 2015 – August 2016

• Responsible for the design and implementation of session handling and concurrency
• Troubleshooting F5 Load balancer configuration issues
• Implementation of routing rules to legacy portal during data migration phase for not converted users
• Integration with state workers portal through SOAP and Restful web services
• Implementation of proprietary web and database framework enhancements
• Analysis, design, implementation and testing of multiple Story Boards
• Automation of smoke and regression test cases with Selenium Web driver
• Coordinated defects validation and smoke tests

Software Architect (Tech Lead) at 4THSource (Resolve Systems Client), Merida, Mexico / Irivine, CA

August 2014 – April 2015

• Led the Development of a test suite for a state-of-the-art Incident Resolution Software Solution
• Oversight a mid-sized team of Automation Quality assurance engineers and Java Developers
• Developed automation tools for test cases generation
• Software analysis for weak points and test cases design
• Design and Implementation of test cases for backend Java APIs
• Troubleshoot Application backend errors

Software Architect (Tech Lead) at 4THSource (Express Scripts Client), Merida, Mexico / Memphis, TN

June 2011 – August 2014

• Onsite production support of Accredo ESB Application that handled all EDI transactions and most of the interaction between trading partners and clearing houses
• Mapping EDI Files to XML Format using Interconnect software
• Designed Java socket-level communication with Clearing Houses
• Reverse-engineered Oracle advanced queue adapters (Developed by Oracle for Accredo) for new components integration
• Created Perl Scripts and bash scripts for SFTP communication
• Reengineered the ESB iHub Application using ABInitio Technology
• Designed and developed ABInitio graphs, plans, and scripts
• Developed and designed a Java Adapter to communicate ABInitio components with Oracle Advance Queues
• Conducted migrating several Enterprise Applications and web services from the old legacy infrastructure to the new Oracle Application Servers with Disaster Recovery Capabilities
• Engaged and coordinated networking, load balancing, and security teams to set up network configuration, static routes, F5 Load balancer VIP, and DNS Services
• Implemented code and configuration adjustments to make applications recoverable in a disaster
• Engaged in integrating Pharmaceutical Industry legacy applications with the Department of Defense (DoD)
• Coordinated the IBM Data Power offshore development team in India in their time zone as demanded by the project
• Provided on-site support for projects in the production environment
• Proactively engaged teams to solve production issues promptly
• Quick root cause issue identification and routing to appropriate teams for resolution
• Design of monitoring and reporting tools for development, support, and business teams. Database data extraction to spreadsheets for analysis
• Responsible for processing a large volume of patient referral data for client migrations
• Proposed and implemented improvements in legacy services for patient referral, including refactoring from synchronous to asynchronous architecture, preventing concurrency failures
• Reduced data integrity issues in the production environment by implementing pre-processing rules on ORT Files
• Working on Java enterprise web services multiple legacy technologies to Mule services
• Develop bash scripts to SFTP patient information files and send formatted email notifications
• Led the development of a web application to improve business operations with very tight deadlines
• Oversight of a mid-sized onshore/offshore team of developers
• Developed a Java proxy service consuming Mainframe services(Exposed to Data power)
• Developed Backend PL/SQL store procedures
• Participating in architecture discussions, working with stakeholders to close requirements gaps

Software Architect (Tech Lead) at 4THSource (ACH Alert LLC Client), Merida, Mexico

October 2010 – June 2011

• Developed an application that protects originators of ACH credit against corporate takeover attempts
• Developed a notification engine with Oracle Advanced Queues and MDBs that sent SMS, Email, and phone alerts
• Oversight of a team of developers (up to 10 developers)
• Provided data modeling of ACH interchange files
• Setup and administration of Centos Server for Development and quality assurance environments

Software Engineer at 4THSource (Accredo Client), Merida, Mexico

April 2009 – October 2010

• Maintained and developed Oracle PL/SQL Modules
• Worked on a legacy application integration using servlets and web services (WSDL)
• Developed Message Driven Beans with Oracle Advance Queues to communicate with multiple applications
• Developed Web Services and servlets to integrate an existing application with a PEGA BPM Solution
• Modeled business processes through UML Diagrams

Software Architect at Etesa Consorcio Peredo, Xalapa, Mexico

September 2006 – April 2009

• Led the development of an ERP for ETESA, enabling the business to run at a national level with improved profit and productivity
• Designed technical specification requirements through use cases
• Designed and implemented ERP features for inventory, purchasing, sales, and human resources modules
• Designed and developed an application to provide statistics and graphing for ERPs development
• Analyzed, proposed, and implemented performance improvements
• Optimization of big-data import and migration processes for consumer information
• Automated the deployment process of enterprise java applications to OAS
• Oracle application server administration

Systems Administrator at Todo Empresas SA de CV, Xalapa, Mexico

January 2006 – September 2006

• General networking services administration
• LAN infrastructure design and implementation
• Setup and support for multiple Linux Servers(Debian, Centos, Suse)

Instituto Tecnologico Superior De Xalapa

Bachelor's of Science in Systems Engineering

2001 - 2006