Jacob Kring, Developer in Arlington, VA, United States
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Jacob Kring

Verified Expert  in Engineering

Software Developer

Location
Arlington, VA, United States
Toptal Member Since
December 3, 2020

Jacob is a skilled and versatile developer with experience developing applications using a large variety of platforms, programming languages, and use cases. He's excited about working on or with interesting new technologies and always looking to learn. Before joining Toptal, Jacob ran a startup and raised over $1.7 million, increased revenue year over year, and developed a large portion of the technology.

PythonNode.jsFull-stackAmazon DynamoDBAmazon Web Services (AWS)DatabasesReactInfluxDBLinuxCAWS LambdaFirebaseGoAlgorithmsBluetooth

Availability

Part-time

Preferred Environment

Sublime Text, IntelliJ IDEA, Linux, MacOS

The most amazing...

...thing I've built is a set of devices that controls forced air heating and cooling systems using Bluetooth sensors, wireless dampers, a thermostat, and an app

Work Experience

CEO | Co-founder

2015 - 2020
Hibersense
  • Raised $1.7 million, increased the revenue over four years, and grew the team to nine employees.
  • Built hardware devices such as sensors, mechanical dampers, and a thermostat to control an HVAC system.
  • Developed several software pieces including a mobile app, web app, and thermostat UI using a combination of React, React Native, React Native for Web, and Electron.js.
  • Constructed the back-end infrastructure using Node.js and AWS services.
  • Developed control algorithms and logic using a combination of C, Go, and Python 2, Python 3.
Technologies: Fundraising, Management, Sales, Trade Show Stands, Electron, Embedded C, Bluetooth LE, Bluetooth Beacons, Bluetooth, Docker Compose, Docker, Balena, Amazon EC2, React Native for Web, React Native, React, Node.js, Amazon Cognito User Pools, Amazon Cognito, AWS Lambda, Amazon DynamoDB, InfluxDB, CSS, C, Python

Hibersense

https://www.hibersense.com
An IoT hardware company that delivers room by room comfort and climate control to every room through the use of apps, software, and hardware components. We are able to physically direct the air into the rooms that need it, when they need it.

Languages

Python, JavaScript, Go, C, VHDL, HTML, CSS, Embedded C

Libraries/APIs

Node.js, React, React Native for Web

Frameworks

React Native, Electron

Platforms

Amazon Web Services (AWS), MacOS, Linux, AWS Lambda, Amazon EC2, Docker, Bluetooth LE, Firebase

Storage

InfluxDB, Amazon DynamoDB, Databases

Other

Full-stack, Algorithms, Graph Theory, Circuit Board Design, Amazon Cognito User Pools, Balena, Bluetooth, Bluetooth Beacons, Trade Show Stands, Sales, Fundraising

Tools

IntelliJ IDEA, Sublime Text, Amazon Cognito, Docker Compose

Paradigms

Management

2011 - 2015

Bachelor's Degree in Computer Engineering

University of Pittsburgh - Pittsburgh, PA, United States

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