Using her passion for math and science to work for change

Tanya Nair

Job: Staff Machine Learning Researcher, Floodbase

Tanya Nair is building the technology and tools to transform terabytes of satellite and sensor readings into near real-time flood maps. By designing advanced models to sift through massive, datasets, she is transforming raw information into real-time flood estimates that help communities respond faster and smarter.  

 

What first sparked your interest in engineering?

I was one of those kids who knew from a very young age that I wanted to be an engineer. My father is an engineer, and his father was an engineer, so I was introduced early on to what engineering is all about. 

An engineer is someone who brings science into the real world—when you graduate from UBC engineering, you actually get a degree in applied science. It’s a career that enables you to use your passion for math and science to work for change outside the lab, in the communities where we live. 

 

Did you always know you wanted to study electrical engineering?

I was fairly certain I wanted to go into electrical engineering, mainly because I knew there was a lot of math involved, which excited me. At the start of my degree, I was interested in power systems and the future of our grid—including the potential for microgrids and emerging technologies, as well as the rich technical problems associated with load balancing. Although my current work is far removed from that, those interests shaped my early academic choices. 

 

Looking back, what were some highlights of your undergraduate education?

My five years at UBC were extremely formative. In my courses, I learned how to do challenging things in teams, which wasn’t a skill I had going in. 

I remember countless evenings and late nights in study rooms, whiteboarding with my peers.

I was quite active with Engineers Without Borders (EWB) for three or four years. EWB taught me to think about engineering in new ways and deepened my understanding that many of the world’s biggest challenges aren’t just technical. It is so important to develop communication skills and to be able to compassionately translate existing technology into real-world solutions that people actually need. 

 

Why did you decide to pursue graduate studies?

A master’s degree was a way for me to go deeper on the science side. I ended up at McGill, working under Professor Tal Arbel in the Probabilistic Vision Group. Grad school was different from undergrad—instead of learning how to do hard things in teams, I learned to do really hard things on my own, going deep on projects for long periods. Internships during grad school also pushed me in new directions.

 

Can you describe your current role at Floodbase?

I’m a staff machine learning engineer at Floodbase, where I’ve been for over four years. Floodbase creates near real-time flood maps by combining satellite sensor observations, physical models and state-of-the-art computer vision techniques. This data is used to structure parametric insurance policies and trigger payouts. Flooding is the most common natural disaster, and over 80% of economic losses globally are uninsured. Parametric insurance is a way to get immediate payouts if a disaster reaches a certain threshold, unlike traditional insurance, where payouts can be slow and complicated. 

My role is to build the models that process satellite and sensor data to generate real-time flood estimates that can be used to assess risk and structure insurance policies. 

 

What are some highlights of your work?

I enjoy the technical challenges associated with this position and that my work has a tangible benefit to society. This is where things come back to my love of engineering as an applied science: I get to work with interesting tools and develop new methods and apply them to real-world problems so that we can serve people in communities around the world. 

I also appreciate that I get to work with satellite images of the Earth, which is inspiring. Seeing the aftermath of disasters is heartbreaking, but the beauty of the Earth in normal times is uplifting. 

I work with a team that cares deeply about the future of our planet, and having a focus helps us make a real impact. 

 

How did your background prepare you for this position?

In grad school, I focused on computer vision and machine learning methods to segment and detect lesions in MRI scans. After grad school, I worked for several years at a startup in Montreal called Imagia Cybernetics, a med tech company focused on medical imaging research. I worked on identifying pathology in various scans—MRI, CT, lung and eye data. 

While that seems different from flood mapping, both involve processing large, complex datasets—whether medical images or satellite data. The skills I developed to analyze rich data and build models directly apply to my current work. 

 

What advice would you give to students starting their engineering journey?

It’s okay to change your mind and follow your curiosity. 

Many students—myself included—start with a rigid idea of what they want to do, but it’s important to try out different experiences and stay open to change. Ten years ago, I never would have imagined where I am now. What excites me is that I am developing and applying technology to problems that matter to people. My interests have shifted over time, from microgrids to telecom to machine learning, but the common thread is working with rich, messy data and being able to do something useful with it. 

Electrical engineering student working on her circuit board

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