Brad Chapin Email & Phone Number

Henderson, Co, Us

Henderson, Co, Us

Broomfield, Colorado, United States

Directed a team of 3-6 while also acting as a key development resource focused on Site Reliability, Configuration Management, Deployment, and Automated Failure Recovery for Lumen CDN- 20K servers in 300 sites; Contributed to $200M+ yearly revenue; Delivered >100 TbpsConsolidated configuration management data from 10 legacy applications into authenticated and cached RESTful API- Reduced call load on back end systems by 90%; Presented a fully consistent view of the network for monitoring, reporting and automationAccelerated network deployments and upgrades by implementing a scheduling application utilizing staged deployment methodologies- Limited human interactions; Provided API's and visualization for status and individual failure counts; Reduced release cycle from 6 months to 1Innovated a Salt methodology that versioned all components and configurations then performed run-time assignments for each role and release state which facilitated independent regression testing and deployment- Assured upgrades only affected targeted network segment; Reduced validation time for priority fixes from 3 months to 1 week; Presented results at Salt Conf 2019 Overhauled monolith automation architecture integrating micro-services, APIs, CI/CD, automated testing, event driven methodologies, and other industry best practices- Increased development capacity by 75% through parallel initiatives; Decoupled features resulting in a 2 week deployment cycle rather than 2 monthsSpearheaded adoption of CI/CD methodologies throughout the greater organization by establishing tooling, templates and libraries to lower the barrier of entry for each team - Harnessed technologies including Gitlab-CI, Jenkins, Virtual Machines, Containers, Pytest/Rspec and virtual environments to reduce manual testing by 75%

Broomfield, Colorado, United States

ContinuedIntroduced virtual machines (VMware), containers (Docker/Kubernetes) and public-cloud (GCP/Lumen-Edge) into a bare-metal infrastructure; Redesigned imaging, configuration and monitoring to accommodate new technologies- Secured legacy applications through container abstraction; Simplified and accelerated incremental server asks from months to daysOptimized and secured CDN service through detailed understanding of Linux best practices with custom kernels, advanced networking and proprietary imaging technology, delivering 98% of line rate for each server at peak- Achieved return to service rate of 90% where 50% of servers had 1 or more hardware impairments ensuring service capacity while awaiting partsOperationalized a PoC partnership with SectionIO that repurposed unused CDN hardware utilizing Canonical MaaS for build and configuration- Productized a multi-tenant cloud compute offering with no additional capital outlay producing $30K per month in revenue and growingDelivered cloud based container deployment of a secure customer portal utilizing Traefik with TLS certificates, custom Golang/Node.js applications, KrakenD, Postgres DB's, and ElaticSearch/Kibana with monitoring using FileBeat, Metricbeat- Published an authenticated secure interface for customer service control with 99% availability

Broomfield, Colorado, United States

Led a team of 3-9 key while also acting as a key development resource Architected, Designed, Implemented,and Supported an 60PB multi-site origin storage product- >$20M yearly revenue; 3000+ customers with 30B objects; Egress of > 150 GbpsCollaborated with Sony and MLB Advanced Media to launch an over-the-top live streaming service with cloud based DVR; Assembled unique on demand streams to adhere to regulatory restrictions while limiting storage requirements- Serviced 845K end users for 5 years with 99.9% uptimeDeveloped audit trail application that monitored 3K servers hourly for deviations on 10K configurations/metrics and sent escalating alerts- Created a command-line interface to update a decision tree in Redis for real-time tuning and visualized using GrafanaRedesigned the origin storage product to achieve a 10x capacity growth and a 10x improvement on SLOs leveraging GPFS and synchronous replication- Migrated 1500 active customers without service interruption (Industry leaders like Hulu, Sony, and Microsoft)Launched an origin storage product providing 20PB geo-redundant storage built on the Lustre filesystem with bi-direction continuous cross-site synchronization- Implemented systems including but not limited to secure shared ingress, secure egress, API driven customer service management, billing, inventory and data security- Achieved SLO's for 99.9% ingress and 99.99% egress availability with 99.999% durability

Broomfield, Colorado, United States

Strengthened VOIP and ManagedModem product as key individual contributor- Generated 430M yearly revenueVisualized voice call flows through each network device by parsing TCP/IP packets decoding SS7 and SIP messaging and utilizing primary keys to associate each call leg- Reduced network troubleshooting time by 90%Created C++ STL extension libraries to standardized concurrency, parsing, communications, logging and alerting alongside shared data classes and algorithms- Libraries operated for 13 years in the network after maintenance concludedEnhanced communications proxy parsing SS7, SIP and internal control plane messages to support Managed Modem and VoIP products- Coded features including SIP-T parsing, Local Number Portability, and E911

Aurora, Colorado, United States

Individual contributor on DoD project responsible for providing infrastructure libraries for a development team of ~50 developers.Infrastructure Team - Implemented C++ tooling for standard messaging, logging, alerting, and signal handling libraries. Required Top-Secret clearance