Adam K. Sumner Email & Phone Number

Chicago, Illinois, United States

New York, New York, United States

Developed a command line tool to perform periodic and ad-hoc audits of Kubernetes clusters running VidI/O services. Developed a set of Pulumi based Go libraries to easily deploy infrastructure in GCP via YAML definitions. Updated existing CI/CD workflow definitions in CircleCI to simplify and promote extensible definitions for reusability. Redesigned the deployment architecture of an existing Kafka cluster to survive failure in multiple availability zones. Performed Kafka configuration/JVM tuning to increase performance/reduce garbage collection times. Introduced a set of open source tools to the existing Kafka workflow for migrating topics and partitions.

Software Engineer on the SRE/Database Reliability Engineering TeamProgramming Languages/Technologies: Python, Go, Ansible, AWX, Terraform, Kubernetes, VMWare, Prometheus, Sensu, Grafana, PostgreSQLDeveloped self service software and automation for common tasks executed by both SRE teams and Product Engineering teams. Redesigned the deployment and management of PostgreSQL machines including metrics collection, observability/debug tooling, failover procedures, replication management, connection pooling, and backup and restore verification automation. Participated in a 24/7 on call rotation supporting underlying datastore operations for all microservices including: PostgreSQL, MongoDB, Kafka, RabbitMQ, Zookeeper, Consul, Couchbase, Redis, MSSQL, Cloudera/Hadoop. Participate in and facilitate post mortems for outages/incidents. Developed an onboarding course for new engineers to introduce various types of datastore technology used at the company and their ideal use cases

New York, Ny

Jersey City, New Jersey

Software Developer in Cloud PlatformsProgramming Languages/Technologies: Python, Pyramid Web Framework, MongoDB, BASH scriptingProjects:Managed the decommissioning/replacement of a tool used for market data simulation. Redesigned and implemented the UI using AngularJS and a set of proprietary tools. Designed a RESTful API for communication between the front end layer and back end core of the new web service.Redesigned and implemented a set of command line tools for the Unix support team to perform SRDF failover operations for replicated block storage.Implemented features for a system that handles inventory management and order execution for building block storage on hosts in the internal cloud.Designed/implemented an automated testing framework to run a set of regression tests for each new release of the internal cloud offeringUsing React.js, designed and implemented UI features for client insights into the firm's Linux Patching program