Daniel Arnold

Full stack software development on a large-scale POS (point of sale) SaaS product. From implementing new features, optimizing renders in React, tuning SQL queries, and improving DB connection patterns in C# to implementing React tests in playwright and jest, solving cross-region concerns in AWS, mentoring other engineers, and troubleshooting production issues, I am a highly skilled developer at all levels of the codebase.

Contributed to projects at many large, well-known corporations. Highlights include: - Architected and implemented a novel and performant GraphQL API in .NET using HotChocolate and spatial coordinates to support map functionality, backed by Azure CosmosDB. Provided Azure CI/CD guidance and CI/CD pipeline implementation in Azure DevOps for an internal .NET/AngularJS application. - Lead developer on modern consumer retail website written in React, utilizing Next.js for SSR, running on Azure, backed by Azure

As the tech lead, implemented a serverless messaging pipeline in AWS utilizing .NET Core Lambda, SNS, SQS, and DynamoDB for a retail services company. Architected and implemented a generic CloudFormation template builder in C#/.NET, allowing the ability to quickly on-board new message types to the AWS infrastructure, utilizing a simple JSON manifest file. Implemented a data dashboard application for a big data company utilizing NodeJS, Express, AWS Lambda, DynamoDB, and Angular 6, with a focus on backend A

Worked on a DevOps project at a financial company using Ansible to bring automation to an AWS environment. Configured and automated ELK stack deployment and maintenance.

Worked in the Content Integration group building batch jobs for import and transformation of financial data. Responsible for multiple data feeds end-to-end including after-hours on-call maintenance. Engineered and built data imports and database functionality for new data feeds in collaboration with product development teams.

Customs Solutions Engineer: Built custom elevator integration for a large hotel in .NET and C. Partner API Engineer: Supported Lenel's API in C++, WMI, and assisted Lenel's partners in integrating their hardware with our software, including on-site, face-to-face integration testing with physical hardware. Build Engineer: Updated build system to utilize parallel processing in .NET; reduced build times by 85% and improved developer productivity by 200%.