Tom Hermann

Agile Developer

profile-pic

Summary

As a passionate developer with leadership experience, I focus on delivering high quality, maintainable solutions with my team.

Experience

PrinciplesUs

March 2020 - Present

Startup Engineer

Developing B2B software that enables teams to give valuable feedback and better understand their teammate's personalities and preferred communication style. Technologies: AWS, Kubernetes, Kafka, Terraform, Postgresql, Kotlin, Java, Spring Boot, Spring Security, and Spring AI.

World Wide Technology

March 2020 - March 2022

Principal Engineer

Developer advocate focused on training, recruiting, and retaining great developer talent at WWT. Focus on advancing the state of Kotlin, Spring, Android, and Java development within our internal communities.

World Wide Technology

July 2021 - February 2022

Financial API Developer

Created APIs for a financial client using microservice architecture, to monitor the status of transactions. Technologies: Spring Boot, Spring Security, Java, Jenkins, Kubernetes, Splunk, Grafana, Prometheus.

World Wide Technology

July 2019 - May 2021

Android and Java Developer

Built custom plugins for the Android Tactical Assault Kit, a military situational awareness tool. Built a greenfield sensor integration platform that uses Docker, InfluxDB, Spring Boot, Spring Security, Spring Integration, MQTT, Kotlin, and Grafana. Its purpose was to collect, visualize, and forward data from supported sensors.

World Wide Technology

April 2019 - July 2019

Kotlin Web Service Developer - Quick Service Food API

Worked with teams in New York, London, and Denver to create an ecommerce backend for one of the top five sandwich chains in the US. Integrates with Google Pay and Apple Pay via Payeezy. Technologies: Docker, Kubernetes, Spring Boot, Kotlin, GitLab CI, and Auth0.

World Wide Technology

September 2018 - July 2019

Android Development Lead - Quick Service Food App

Tech Lead for native Android quick service food app. Allowed users to customize an order, pay with Google Pay, a gift card, or credit card, and then pick it up in the store. Technologies: Firebase Crash Reporting, Android SDK, Google Maps, Kotlin, ViewModel, Room, ConstraintLayout, Auth0, and RxKotlin.

Asynchrony Labs

August 2016 - September 2018

Android Development Lead - Retail Pizza App

Lead a team of five on on an e-commerce Android app for a major US Pizza chain. The app has been installed by over five million users, and top ranked in the food/drink category on the Play Store. The app uses RxJava, numerous analytics integrations, and push notifications with GCM managed by Leanplum.

Asynchrony Labs

October 2015 - August 2016

Android Engineer - National Cafe/Bakery App

Served as developer and tech lead for a native Android application that allows you to customize and place orders at a popular cafe/bakery. Supported a very flexible menu where items can go out of stock during a business day. Worked with client backend team to regularly deliver product updates, and to switch over to a new API. Supported mixed credit card and gift card payment, promo codes, storing favorite items and orders Technologies: Google Maps, Java, Android SDK, Content Providers, ORMLite, Crashlytics, Google Analytics, PayPal SDK.

Asynchrony Labs

February 2015 - October 2015

Android Team Lead - Barcode Scanning App

Tech Lead for native Android application that integrated with a Motorola TC70 Handheld scanner. Integrated with hardware bardcode scanner via EMDK to scan barcodes. The application worked offline, and allowed users to scan bags of seed to determine if they should be discarded or saved for the next season. The user could enter additional information about the inventory and it would synchronize when the device came online.

Asynchrony Labs

February 2012 - July 2015

Mobile Field Kit - Java Developer

Developed a suite of applications designed to help first responders assist with chemical, biological, radiological, nuclear, and explosive material threats. The platform serves as a situational tool and sensor integration platform, integrating: chat, GIS, sensor information, and a variety of other tools requested by the users.

CARFAX Banking and Insurance Group

January 2009 - February 2012

Java API, Web Developer

Worked with a team of four developers. Created Spring APIs enabling third parties to request vehicle history information. Reimplemented the website, including file upload support with Apache POI. Supported batch processing of millions of vehicles with customized rules for the user.

CARFAX

January 2007 - January 2009

Java Web and Oracle Database Developer

Focused on the e-commerce features of the website, which enabled users to purchase reports for a vehicle. Lead PCI security initiative for credit card transactions on the website. Used PL/SQL on Oracle 11G to support batch processing jobs, and record website usage information.

Education

Missouri University of Science and Technology

August 2002 - December 2006

Bachelor of Science Computer Science