Ariel Farias

2016 - 2021 Software Engineer III Ultimate Software / UKG Inc. - Remote (Weston, FL)

• Developed payment services responsible for paying client companies' employees and payroll tax jurisdictions.
• Implemented Angular components and the .NET Web API microservices they consumed.
• Automated generation of ACH bank files and check PDFs that move millions of dollars weekly.
• Led and co-led the design, implementation and documentation of various features in our roadmap.
• Applied domain-driven design to model required behavior around aggregates using a ubiquitous language.
• Routed a distributed and asynchronous payment and ledger system using RabbitMQ exchanges and queues.
• Persisted business entities in both sharded MongoDB and partitioned SQL Server clusters.
• Used the ELK stack and Grafana to log and monitor the application in our various environments.
• Built views of transactional data through event streams to support reporting & BI tooling.
• Wrote and executed large migrations that distributed idempotent batch processing across the architecture.
• Introduced tooling to manage user authorization of the functionality based on our 1st-party identity provider.
• Wrote automated unit, integration and functional tests that would run on every CI build.

2020 - 2021 Software Engineer & Worker-Owner Ampled - Brooklyn, NY

• Built React components and the Ruby on Rails API they consumed.
• Configured CircleCI to run Ruby & React automated tests.
• Collaborated with UI/UX designer to build an audio player and waveform visualizer.
• Normalized the persisted audio model and laid the groundwork for an async audio processing pipeline.
• Integrated with the Stripe API and Stripe webhooks for payment processing functionality.
• Worked closely with privacy lawyer to design and review our data policy compliance with GDPR.
• Led effort to introduce Kanban methodologies into product development.

2014 - 2016 Co-founder & Software Engineer ChordBuff - Gainesville, FL

• Built an interactive music accompaniment generator during a summer incubator program.
• Developed single page application using JQuery & Web Audio API for pitch detection.
• Implemented music theory algorithm on the server-side using a basic python CGI web server.
• Hosted static files on AWS S3 and served the python services on AWS EC2 instances across a load-balanced auto-scaling group.