Randall Barnhart Email & Phone Number

New York, Ny, Us

San Diego, California, Us

Built and managed two globally distributed engineering teams, contributing development towards the Cue Care Integrated Telehealth & Prescription Delivery Platform utilizing GCP, MongoDB, CircleCI, Terraform, Docker, NestJS, Typescript, CloudSQL, React, Java, Spring, and Datadog.- Pioneered the use of Slack Workflows and bot apps to provide DevOps Self-Service capabilities (create new cloud infrastructure or provide new access to users) to the software organization; improving our ability to scale and resolve support requests.- Designed and launched a completely new service to process and validate a user’s medical insurance.- Inherited and extended a Fulfillment service to route prescription product orders to a 3P supplier and track shipment and delivery.- Regularly presented Operational Excellence reports to our executive leadership team concerning our quality issues in production, application and service performance, and resource usage.- Optimized the usage of our cloud infrastructure and 3rd party SaaS tools to save $500k in operating expenses per year, a 20% reduction in costs.- Provided written and verbal feedback to my direct reports regularly during 1-1s, culminating in an annual performance review.

Worldwide, Oo

- Hands-on engineering leadership of a team developing web applications that facilitated and optimized recruiter and hiring manager interactions.- Established best practices and a developer workflow process that increased productivity and quality by 3x.- Collaborated regularly with the company’s founders and senior leadership team on cross functional initiatives & quarterly objectives.- Sole developer of GCP Cloud Functions used in FiveTran ETL process to extract data from our ChargeBee and Gem 3rd party applications, which were loaded into BigQuery and used in Looker dashboards.- Recruited and hired key engineering leadership talent needed to mature and scale our engineering team.- Administered our IT function including MDM enrollment, IAM provisioning, and security policy enforcement.- Worked with our Director of Ops on IT and Security tasks needed to achieve SOC 2 Compliance certification.

London, Gb

- Member of the leadership team in the Intelligent Systems Research & Development group within the AI Products and Solutions organization that delivered core AI capabilities in products such as the Aida Calculus iOS tutoring app released in Nov. 2019.- Led the Math Engine team to develop microservices to parse and evaluate a student provided solution and give hints and corrections.- Developed an image data generation and ML model training pipeline using Kubeflow and Tensorflow that enabled the data science teams.- Instituted software engineering best practices: Git flow, code reviews, TDD, continuous integration & automated deployments.- Provisioned and monitored 3 GCP projects. By monitoring and optimizing resources, reduced average monthly cloud spend by 80%.- Developed a diagnostic API testing tool and visualization dashboards to track & increase mathematical content coverage and performance.- Managed a software engineering team of 7 direct reports; conducting professional development, performance reviews, recruiting, hiring and onboarding 4 new engineers.

New York, Ny, Us

Worked on an Assessment Authoring application with an Angular front-end and Node.js/PostgreSQL back-end, deployed as a service in a suite of enterprise services in an Amazon VPC using Docker and Kubernetes. Designed and developed full-text search on asset metadata using PostgreSQL tsvectors synced with changes in external systems over a Kafka data backbone.

Chagrin Falls , Ohio, Us

Chagrin Falls , Ohio, Us

Sole developer for a rapid prototype project developing a Slack bot that demonstrates conversational user interface capabilities in the medical domain:- Integrated with ML based intent matching and entity extraction services for NLP- Created protocol to dynamically invoke context dependent functions- Parsed SQL schema and mapped to entities to enable natural language queries of relational tablesAttended UK BioBank conference, collaborating with scientists and researchers, to create a proposal to use machine learning methods to do image segmentation on cardiac MRI and CT-scan imaging data.Developed an automated data extraction, analysis, and report generation script using Canvas APIs to correlate student progress and performance in the TEx undergraduate pilot program for the University of Texas.

London, Gb

Providing RESTful services that enable collaboration through the creation of education algorithms, recommendation engines, & data visualizations via graph analysis, machine learning, and natural language processing.

London, Gb

Led the development of an Adaptive Learning engine and Computer Adaptive Testing services to provide customized learning paths for students using digital learning systems. Developing RESTful services deployed in an AWS EC2 scale-able architecture with Linux, Java, Scala, NoSQL (Cassandra & Titan) in our technology stack.

Leading a team of software developers creating novel tools and algorithms for automated legacy code migration including parsers, compilers, generators, and OO models and visualizations.

Englewood, Colorado, Us

I led the software development team for our AccuTerra iPhone application.

Developing a rules-based development environment that largely automates QA functions using Java, SWT, and SQL.

Arlington, Va, Us

Designed, developed, and maintained software for a legacy 24 by 7 operational workflow and data management system using Java, SQL, XML and XSLT.

Palo Alto, Ca, Us

B.S., Computer Science

H.S. Diploma, College/University Preparatory And Advanced High School/Secondary Diploma Program