Senior Software Engineer - Fullstack

Sorry, this job was removed at 04:08 p.m. (CST) on Tuesday, May 27, 2025
Hiring Remotely in USA
Remote
Greentech • Hardware • Real Estate • Software • Energy
Runwise replaces expensive and wasteful building control hardware with a low-cost, easy-install management platform.
The Role

Runwise is looking for a Senior Fullstack Engineer who is highly motivated, results-oriented, and passionate about building products that customers love. 

Runwise (www.runwise.com) is a fast-paced, customer-focused climate-tech startup that controls and runs the key energy systems (heating, water, etc.) in 6000+ buildings throughout the US. Runwise’s unique hardware and software service significantly reduces energy usage, substantially lowering costs and carbon output. As of today, Runwise’s technology takes the equivalent of 50,000 cars worth of carbon emissions off the road each year. Runwise has offices in New York and Boston but is a remote-first product/engineering company, and has been since its creation. 

We’re seeking a Senior Fullstack Engineer to contribute to impactful new product features and significantly improve our operational posture. As a Senior Software Engineer, you will design, test, implement, ship, and operate with excellence the core software deployed in our buildings and the serverless cloud infrastructure that processes & analyzes billions of data points. Your efforts will directly increase our customers’ climate control savings, improve their tenants' comfort, and decrease our carbon footprint.  

Responsibilities will include, but are not limited to:

  • Being a contributor to our core Golang app and AWS infrastructure. Our primary serverless Go architecture powers our web, mobile web, and native mobile iOS and Android apps, as well as our APIs, which interface with and process significant volumes of data from our building computers and sensor networks. 
  • Being a contributor to our core Web App, in React and TypeScript, used by our internal staff and customers to manage their heating and cooling services in their buildings.   
  • Integrating our marketing and customer platforms, SalesForce and PlanHat, with our internal systems and services including AWS Athena and DynamoDB.
  • Contributing to our Operational Excellence by improving our monitoring & alerting across all aspects of our ecosystem, including cloud and IoT infrastructure.

Who you are:

  • You have 2+ years of hands-on experience writing in Golang
  • You have 2+ years of hands-on experience with React and TypeScript web applications
  • You have 5+ years of hands-on experience as an engineer 
  • You are passionate about building new products and working with systems at scale
  • You have experience with AWS services like DynamoDB, SQS, AWS Lambda, EC2, and CloudFormation
  • Experience with Python is a big plus

Salary: $140,000-$200,000 (varied on experience and market rate)

What you believe: 

  • No job is too small.
  • Sincerity builds trust.
  • Setbacks fuel progress.
  • Efficiency is vital.

Benefits:

  • Medical, dental, and vision insurance
  • HSA & FSA options
  • Paid Parental Leave
  • Access to Talkspace & Health Advocate
  • Flexible PTO
  • Commuter Benefits
  • 401K
  • Company-paid life insurance
  • Voluntary supplemental life insurance
  • Free in-office lunch on Wednesdays
  • Hybrid work environment
  • Summer Fridays
  • Monthly L&D Series
  • Employee Resource Groups (e.g. DEIB Committee, Run Club)

This is an excellent opportunity to join a fast-growing company, one of the true leaders within energy efficiency in the Northeast. You will be surrounded by talented people, including working very closely with our co-founder and sales leader. Your success will also make a tangible impact.

What the Team is Saying

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The Company
HQ: New York, NY
0 Employees
Year Founded: 2010

What We Do

Runwise is a fast-paced, customer-focused New York City / Boston based energy tech startup that controls the heating systems in nearly 2000 + buildings throughout the Northeast. Runwise’s unique hardware and software service significantly reduces energy usage, substantially lowering costs and carbon output.

Why Work With Us

We are unique in the industry, because we use a dynamic, real-time data-driven approach to manage every aspect of heating systems, helping our customers reduce energy costs and tenant complaints. We take responsibility for the quality of the boiler operation, tenant comfort, and most importantly fuel savings.

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Runwise Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Typical time on-site: 3 days a week
HQNew York, NY

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