# Daniel Thengvall - Full Resume Context

## Homepage Summary
Daniel is a software engineer with over 14 years of experience designing and deploying large-scale, mission-critical systems. He currently works at [**Folio**](https://folio.co/), helping modernize the $400B hotel procurement industry through AI-powered infrastructure and automation.

Previously, he built telephony and backend systems for autonomous vehicles at Cruise, and before that, worked at fintech startups on payments, crypto, and compliance. Outside of engineering, he enjoys traveling with his wife, distance running across the city, and bouldering.

## Resume
# Daniel Thengvall

San Francisco | [Get in Touch](mailto:thengvall.daniel@gmail.com) | [PDF Version](https://storage.googleapis.com/com-dtheng/DanielThengvallResume.pdf)

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I am a software engineer with over 14 years of professional experience, currently at Folio, where I’m helping transform the $400B hotel procurement industry with AI-powered automation and modern infrastructure. I specialize in building secure, high-availability systems and have a strong track record in distributed systems, telephony, and compliance-driven development. I thrive in collaborative environments, mentor fellow engineers, and continuously work to improve both technical systems and team processes.

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## Software Engineer | Folio
_2025 - Present, San Francisco_

Building AI-assisted procurement workflows, modern payment infrastructure, and scalable backend services to streamline hotel supplier interactions. Leading development of core platform features in a fast-paced startup environment, focusing on system reliability, extensibility, and user impact.

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## Senior Software Engineer | GM Cruise LLC
_2019 - 2025, San Francisco_

Built and maintained high-availability telephony and backend services for autonomous vehicle operations, becoming the go-to expert for Twilio call flows and incident response. Led critical infrastructure initiatives like real-time call health monitoring and analytics pipelines, enabling operational insight across the autonomous fleet.

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## Senior Software Engineer | Wyre Inc.
_2014 - 2019, San Francisco_

Contributed to Wyre’s high-volume cryptocurrency trading platform, focusing on user-facing apps and backend integrations with banks and exchanges. Developed dashboards for compliance and accounting teams, streamlining investigations and internal workflows. Onboarded new cryptocurrencies and payment rails, requiring robust API design, high security standards, and precise error handling.

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## Lead Developer | Rixty, Inc.
_2011 - 2014, San Francisco_

Managed API integrations (Xbox, Skrill, Coinstar) enabling users without credit cards to purchase digital goods. Led localization efforts for new markets, including Brazil, and built internal support tools for an international customer base.

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## Skills

- **Languages & Frameworks:** TypeScript, Golang, Java, React, NestJS, Jest, Redux, Redux-Saga, RxJava, Node.js, Angular, Vert.x

- **Cloud & Data:** Google Cloud, Kubernetes, PostgreSQL, Cloud Spanner, Redis, AWS, Docker, MySQL, BigQuery, Looker, Pub/Sub, JOOQ, PagerDuty, Twilio, SIP, WebRTC

- **System Design:** Microservices, high availability, multi-region architectures, observability (metrics, logs, tracing)

- **Other**

  - **CI/CD Pipelines:** Buildkite, GitHub Actions, Terraform

  - **Distributed Troubleshooting:** Datadog, Stackdriver, Humio

  - **Security Best Practices:** Vault, JWT, RBAC/ABAC

- [thengvall.daniel@gmail.com](mailto:thengvall.daniel@gmail.com)

- [dtheng.com](https://dtheng.com)

- [github.com/DTHENG](https://github.com/DTHENG)

- [lnkd.in/bD6S_7J](https://lnkd.in/bD6S_7J)

- [PDF Version](https://storage.googleapis.com/com-dtheng/DanielThengvallResume.pdf)

## Machine-Readable Resources
- [llms.txt](https://dtheng.com/llms.txt)
- [agents.md](https://dtheng.com/agents.md)
- [agent-card.json](https://dtheng.com/.well-known/agent-card.json)
- [skills.sh](https://dtheng.com/skills.sh)