As Principal Engineer I am the primary architect and a heavy individual contributor within the following domains:

• API design and integration

• Authentication/Authorization

• CI/CD

• Cloud Infrastructure (Networking, Compute, Storage, etc)

• Monitoring/Alerting

• Database Administration (SQL and NOSQL)

• ETL/ELT pipelines

• Data Warehousing

• Embedded BI

• Machine Learning Infrastructure

• Reverse Engineering Legacy Systems

On any given day at Choozle, you can find me:

• Defining the implementation details of feature requests from the product team

• Configuring and deploying infrastructure to properly support our development environments

• Mentoring junior developments

• Performing code reviews

• Creating and updating architecture diagrams

• Picking up tickets and writing code as an individual contributor(Golang/Typescript/SQL)

• Debugging production issues

• Coordinating the development of features across teams of developers that have cross-cutting concerns

As a Senior Software Engineer, I mostly focused on full stack authentication and authorization within our internal Container as a Service offering.

Breakdown Project Ownership & Contribution

• Ownership of the creation, development, testing, and distribution of a javascript/typescript npm module used for authenticating customers on the frontend via OAuth Proof Code Key Exchange. It is used in production environments company-wide.

• Ownership of the creation, development, testing, and deployment of an API & frontend npm module for acquiring short-lived guest tokens for use in anonymous/guest flows. It is used in production environments company-wide.

• Ownership of creation, development, testing, and deployment of an API used for managing customer profiles administratively. It is used in production environments company-wide.

• Ownership of the creation, development, testing, and distribution of a command-line-interface used to log-in corporate developers in & acquire auth tokens.

• Ownership of the creation, development, testing, and distribution of a command-line-interface used to migrate users from an old database to a new customer identity platform

• Ownership of the creation & maintenance our homebrew repository for distributing internal tools to developers across the company

• I frequently consulted development teams across the company on Corporate and Customer authentication/authorization using OAuth and Open ID Connect

• I frequently consulted development teams across the company on API development in gRPC, REST, and/or graphQL

As the only backend Software Engineer at an early stage startup, I was responsible for nearly all things related to the backend, database, and dev/ops infrastructure.

Breakdown Project Ownership & Contribution

• Writing public & private API endpoints

• Managing continuous integration & deployment via Circle CI

• Managing databases(migrations, administration, triggers)

• Managing several Kubernetes clusters

• Creating application & systems metrics for alerting using Prometheus

• Creating Grafana dashboards for alerting

• Writing shell scripts and Makefiles

• Writing cron jobs

Notable projects:

• Single Sign On via OAuth2 with Azure Active Directory

• Writing a Geofencing Microservice

• Writing a User Microservice

• Writing a GeoLocation Microservice using the Mapbox & Google Maps API's

• Excel spreadsheet generation

• Led team on gRPC API development

• Created self-healing infrastructure with Prometheus and Grafana webhooks

• Converted entire infrastructure to Infrastructure as code, managed by Terraform and Helm

• Integrated sensor-based customer API's with our own

• Solely responsible for managing 6 Kubernetes clusters at all hours of the week

• Solely responsible for managing 7 Databases(3 production) at all hours of the week