Applied Algorithms Engineer at Nextdoor
San Francisco, CA, US
Are you passionate about using the power of technology to build community? Do you believe residents can strengthen their neighborhoods through dialog and collaboration? Would you like to join a transformative company and play a meaningful role in shaping its future? If so, we’d love to meet you.

We're looking for an experienced product-focused engineer to join our team. In this role, you will apply text mining, NLP and machine learning technology to the applied problem of building a private, local community-based social media platform.

This person will bring a background of sophisticated machine learning experience to drive personalization and recommendation abilities as we grow. If you love extracting big meaning out of nebulous data, optimizing on algorithms and optimizing again, and want to take your grand, big company experiences to a team in pursuit of a great mission – this is the job for you!


Apply techniques from a variety of fields such as Machine Learning, NLP, Information Retrieval and Search etc. to a variety of relevance and modeling problems involving members, neighborhoods, neighbor relationships and behavior, neighbor interests and their location-based activities.
Deploy and improve performance of your machine-learned models in production
Strategize and design the use of aggregate and user-level data to create an optimized user experience
Analyze unstructured text and extract relevant entities to aid in categorization and personalization of content


B.S. in Computer Science, Math, Statistics, or a related field
1+ years working hands-on with any of the following technologies: machine learning, information retrieval, NLP, artificial intelligence or social media analysis
Strong collaboration and communication skills, both verbal and written
Ability to be flexible and adaptable in a dynamic startup environment
Strong desire to learn about new technologies and systems


The opportunity to work with a collaborative and entrepreneurial team on a powerful mission to change the world, one neighborhood at a time
100% company-paid health insurance premiums (medical, dental and vision) for you and your family
Paid vacation and company holidays
401K plan
Meaningful equity for all employees
Commuter benefits through Clipper card
Free catered dinners during the week, Monday-Thursday
Fully stocked kitchens with drinks, snacks, and candy
La Marzocco espresso machine with Blue Bottle coffee
Shiny Apple products on your first day