## Loadsmart, Cary, NC VP of Engineering | 02/2022 - Present - Reporting directly to the CTO - After the post COVID-19 crisis, helped the reduction of R&D spent from 50M to 15M.   - Built and mentored a high-performing engineering team of 40 technologists across 5 disciplines. - In charge of the machine learning and AI squads implementing: conversational agents (using LLM models), automated insights engine, pricing algorithms, computer vision algorithms and recommendation engines. Also leveraging Engineering performance through AI tooling adoption. - In charge of the data platform squads (data engineers and analytics engineer), organizing data ingestion pipelines, data publication, OLAP -> OLTP sync, and analytics tooling and dashboards (PBI, Superset, Looker). - Replaced AWS Redshift for open-source tools (Trino/AWS S3/Iceberg/Minio) to build a more cost effective lakehouse. Introduced data assets index with a data catalog, started a data governance program and organized the decentralized business intelligence staff into a collaborative community. - Idealized a low-cost platform for data integration leveraging pre-existing building blocks:  jupyter notebooks, jupyter hub, airflow and papermill.  - Supported leadership in two rounds of downsizing after the COVID-19 freight crisis while keeping  retention and morale high. - Automated custom reports and analysis of AWS costs to support Engineering in fine-tuning cloud expenses. - Supported HR in engineering compensation analysis to plan merit and rewards program. - Spearheaded adoption of Jupyter notebooks for data analysts, giving personal training and coaching, increasing productivity by 35%. - Managed annual technology budget of 3M, consistently delivering projects on time and within budget. ---- ## Work & Co, NYC, NY Group Technology Director | 09/2016 - 02/2022 - Led multiple backend technology teams, with these clients: Philz Coffee, CBS/Givewith, Ikea, RedRobin and Gatorade. - Idealized the PhilzCoffee barista reservation scheme for mobile orders, the Givewith mathematical model to matchmake Non-profits programs to sponsoring Brands and the Gatorade Gx nutrition and hydration recommendation engine.  - Engaged in mentoring tech leads and other directors. - Actively participated in interviewing and evaluating new talents, as well as optimizing internal processes towards company growth. - Participated as an individual hands-on contributor on internal and external projects. - Engineered Restful and GraphQL APIs, modelled  and implemented recommendation engines, participating  in the full digital product lifecycle from conception to production, including maintenance and evolution. ---- ## EMC (now DELL), Rio de Janeiro, RJ Senior Principal Data Scientist | 04/2014 - 09/2016 - Led a research team of pioneer data scientists to discover and create new technologies and data products. - Elected member of the patent committee board of reviewers at EMC. - Received Silver Medal and Innovators internal Award. - Coaching and training to customers (Bank Itaú, Embraer Aerospace Agency) about ML adoption using Python, SciPy and SciKit-learn. - Executed projects for TelCel (diagnostic of cell network failures based on Tweet analysis) and Televisa (replicating the Netflix - House of Cards data-driven design success story for soup operas) in México - Executed projects for Petrobras (Brazilian biggest State Oil&Gas company) to optimize Logistics through discrete event simulation and System Dynamics techniques ---- For prior to 2014 experience all the way back to 1996, please see  [linkedin.com/in/rodsenra](http://linkedin.com/in/rodsenra)