Senior Software Engineer

• Jun 2023 - Present

Senior DevOps Engineer

• Jan 2022 - Nov 2022

- DevOps engineer responsible for creating and maintaining Gitlab CI/CD pipelines, Kubernetes clusters and deployments, Helm and ArgoCD deployments, terraform infrastructure as code, GCP and AWS cloud architecture, and automation. - Created and deployed Kubernetes clusters, applications, deployments (primarily with Helm), and performing Ops-related tasks for troubleshooting downtime or issues within Kubernetes environments. - Writing, maintaining, and troubleshooting Gitlab CI/CD pipelines which managed and deployed Terraform infrastructure as code. - Writing and maintaining several Terraform modules of reusable or repeatable infrastructure used in a variety of projects. Responsible for diagnosing and troubleshooting issues with the centralized module in various projects. - Creating and maintaining GCP footprint within GKE, IAM roles and policies within a GCP organization, BigQuery schemas and workflows for data pipeline automation, Cloud Functions for automating miscellaneous tasks. Show less

Systems Development Engineer (DevOps)

• Feb 2020 - Jun 2021

* Senior DevOps/Systems development engineer responsible for designing, creating and maintaining large scale automation in collaboration with Legal and HR teams within Amazon. * Designed a data lake solution for large scale data ingestion and reporting. * Data lake ingested messages from Kinesis streams to S3, S3 event triggers to send events to SQS. Messages were consumed by Fargate service to load events into a large scale DynamoDB table. Designed and implemented DDB schema to process petabyte-scale data ingestion and querying. * Automated internal IT process to track and ship Amazon IT assets from employees. * AWS backend using Step Functions, Lambda, DynamoDB. Data was loaded into Athena, and Step Function execution was run daily from a CloudWatch event. * Automated onboarding Amazon employees to an internal printing system. * AWS solution using SQS driven by SNS events, triggering Lambda to query an Athena data source, then use an internal API to import users into the printing database. * Scaled to handle upwards of 20+ million events per day on a global Amazon IT footprint. * Lead effort to refactor existing internal AWS application to adopt strong two-factor authentication as part of an internal security/AppSec initiative. * Integrated 3rd party product into internal data lake for legal discovery via the 3rd party REST API. * Step Function backend integrated with Lambda, DynamoDB, EFS and S3. * Collaborated with legal and HR teams to package and export data for external legal cases and requests. Show less

Principal DevOps Architect

• Jul 2018 - Jul 2019

- Lead DevOps Engineer/Architect, responsible for working with clients to architect and create CI/CD pipelines (GitLab), configuration management deployments (Ansible, Puppet), infrastructure as code (Terraform), and general public cloud infrastructure work (mainly AWS and GCP) for cloud migration projects and Site Reliability Engineering. - Engaged with customers to scope and realize DevOps transformation projects. Identifying bottlenecks in application deployment, overall development lifecycle, infrastructure management, monitoring, etc. - Identifying security weaknesses in overall application architecture for select Enterprise customers, along with a cloud migration path (e.g. AWS to GCP) for enhancing overall reliability and security posture using DevOps automation and workflow principals. - Training and enablement for internal DevOps Consulting team, and creating a learning rubric/pathway to enable knowledge transfer and growth among the team. - Managed Vault as an internal secrets solution on Google Kubernetes Engine as a shared resource among disparate teams within Vandis. - Customer-facing for pre-sales engagements and responsible for the overall project lifecycle, client communications, SoW creation and timeline management. Show less

Senior Consultant DevOps

• Dec 2016 - Mar 2018

• Automation and DevOps engineer, primarily responsible for creating custom solutions for clients to automate and simplify internal business processes, technical operations, and infrastructure/application deployment. • Managing and deploying Enterprise-level cloud environments and applications, typically within highly sensitive and monitored environments for clients. Also responsible for reviewing and reporting on security issues/preventive auditing for clients with auditing compliance restrictions. • Integrating multiple independent systems as part of overall automation workflow, i.e. Terraform for creating/destroying the needed cloud infrastructure/VMs, Puppet/Chef for configuration management, systems compliance, and Ansible for ad-hoc tasks, CM, and inventory reporting. • Created custom solutions to fit highly specific business needs, in one project: creating a custom ServiceNow integration to enable a client to create/approve ServiceNow requests for cloud VMs (giving options for CPU size, disk space, needed software, etc.), which would kick off a Terraform run using parameterized templates to build the VM(s), which installed the Puppet agent, installing the needed software, and updating the ticket request in ServiceNow to indicate completion/status. This was an end-to-end solution that resulted in complete automation of a previously manual task across multiple departments. • Created project SoWs in order to define project deliverables, timelines/time estimates, task breakdowns and overall project approach/vision for automation/DevOps projects. • Responsible for developing and disseminating a general approach to DevOps consulting, custom solution creation and internal product development within the larger consulting team. Show less

Cloud Engineer

• Oct 2015 - Aug 2016

• Cloud Engineer specializing in database administration, including Microsoft SQL Server and MySQL, DB infrastructure and performance analysis. • Configuring highly available and fault tolerant MSSQL servers and installations, through Always on Availability Groups (AoAG) and Log Shipping configurations. • Building and maintaining virtual machine builds on VMWare vCenter servers across datacenters within vSphere clients with custom PowerShell frameworks. • Configuring and maintaining Windows Server 2008/2012 R2 environments for MSSQL, Active Directory, IIS and other integration services. • Responsible for building and maintaining client AWS environments mainly utilizing EC2, ELB, RDS, and S3 services. • Providing troubleshooting support and performance analysis for large-scale websites, including configuration for DB and Web server optimization to scale (in one case) a Magento platform to accept over 20,000 orders per day for an Enterprise client in a highly available and fault tolerant AWS environment. Show less

Senior Backend Developer

• Dec 2014 - Oct 2015

• Lead Back-End Developer responsible for Domani’s backend architecture, application maintenance, technical approach and project scoping. Responsible for GNU/Linux systems administration of EC2 servers and various AWS services, including S3 management, CloudWatch monitoring, and SES integration. • Building and maintaining backend web applications for Domani clients, including custom-built or open-source CMSs, RESTful APIs, and general backend services. Services include server and application maintenance (CRON jobs), server/application security updates, database management and EC2 instance configuration (puppet). • Responsible for project technical approach, scoping, and managing client relationships from a technical perspective. • Technologies: AWS (EC/S3), PHP, python, Drupal, WordPress, MySQL/pgsql, vagrant, Puppet, Apache, celery, RabbitMQ, JavaScript, bash, general GNU/Linux administration. • Directing and guiding project teams from a technical perspective, establishing development best-practices across the team, and collaborating with company producers on team resource allocation and time estimation. Show less

Back-End Developer

• Oct 2013 - Dec 2014

• Primarily responsible for building and maintaining back-end web applications (AppyCouple portal/wedding websites), backend services, systems administration (EC2), and general troubleshooting. • Technologies: Drupal with MySQL (AWS/RDS), Elasticache (memcached), python/PHP, django, JavaScript, Linux administration (Apache, mod_wsgi, RabbitMQ, Celery). • Responsible for system administration of several Linux servers running Ubuntu server on EC2 instances with AWS. Including deployment, configuration, backend services with RESTful API Support (Drupal/django), image processing and load balancing (QtWebKit, Celery with RabbitMQ messaging), and web applications (Drupal/django). Show less

Systems Analyst / Backend Developer

• May 2011 - Oct 2013

• Primary responsibilities include designing and programming web applications, backend services, data analysis/reporting, email/report automation, and system administration.• Technologies: Python/PHP, django, JavaScript, Linux (Apache, RHEL6, RabbitMQ, Celery, fabric).• Developed and designed custom student billing web application “Bill On Demand” using python, django, ReportLab and Apache with mod_wsgi. Generates a custom Pace bill (PDF) for students with payment, financial aid, and scheduling info. Used internally by staff to review student accounts, and used in “batch emails” during registration/AR business cycles.• Additionally developed “TCE On Demand” for generating Transfer Credit Evaluations for new/returning students, “Lettergen On Demand” for generating official enrollment verification, awarded degree, and statement of account letters for students. Developed using python, django, ReportLab, and Apache with mod_wsgi.• Responsible for system administration of several Linux servers running RHEL6 including deployment (fabric), configuration, backend services (crontab, Celery tasks, RabbitMQ messaging), and web applications (python/django, custom PHP frameworks).• Configured and maintained several Ellucian products including: Banner (Self-Service Banner/WebTailor), Flexible Registration (registration, term, and catalog configuration).• Configured and maintained TouchNet for the University, for accepting credit card/check payments for Tuition and Fees/Payment Plans. Show less

Operations Supervisor

• Oct 2009 - Apr 2011