---
title: 'Machine Learning Engineer - Ads at Nextdoor'
canonical: 'https://feeny.ai/job/machine-learning-engineer-ads-nextdoor-united-states-j57xg5s6z505'
type: 'job'
last_seen: '2026-09-11'
---

# Machine Learning Engineer - Ads at Nextdoor

- **Company:** Nextdoor
- **Location:** United States
- **Work type:** remote
- **Posted:** 2024-05-31
- **Last confirmed live:** 2026-09-11
- **Apply:** https://about.nextdoor.com/careers-list/?gh_jid=6005888

## Job description

#TeamNextdoor

Nextdoor (NYSE: NXDR) is the essential neighborhood network. Neighbors, public agencies, and businesses use Nextdoor to connect around local information that matters in more than 350,000 neighborhoods across 11 countries. Nextdoor builds innovative technology to foster local community, share important news, and create neighborhood connections at scale. Download the app and join the neighborhood at [nextdoor.com](http://nextdoor.com/).

Meet Your Future Neighbors

At Nextdoor, machine learning is one of the most important teams we are growing. Machine learning is starting to transform our product through personalization, driving major impact across different parts of our platform, including newsfeed, notifications, ad relevance, connections, search, and trust. Our machine learning team is lean but hungry to drive even more impact and make Nextdoor the neighborhood hub for local exchange. We believe that ML will be integral to making Nextdoor valuable to our members. We also believe that ML should be ethical and encourage healthy habits and interaction, not addictive behavior. We are looking for great engineers who believe in the power of the local community to empower our members to make their communities great places to live.

At Nextdoor, we operate in an AI-first environment and expect every team member to actively use AI tools as part of their workflow. We aren't looking for prompt engineers; we’re looking for people who use tools like Claude, Gemini, ChatGPT, and Glean to challenge their own thinking and take full ownership of AI-assisted outputs.

We also offer a warm and inclusive work environment that embraces a hybrid employment model, blending an in office presence and work from home experience for our valued employees. The hiring team will go over these expectations with you if you are being considered for a role near one of our offices in San Francisco, Los Angeles, Chicago, Dallas, New York, and London.

The Impact You’ll Make

- You will be part of a scrappy and impactful team building data-intensive products, working with data and features, building machine learning models, and sharing insights around data and experiments. You will work closely with the Product and Data Science teams on a daily basis. Finally, you will help build the foundational patterns that ML engineers will use for years to come as we ramp up our effort to introduce machine learning into our platform
- Collect and gather datasets to build machine learning (ML) models that make real-time decisions for the Nextdoor platform
- Analyze datasets and use important features to build low-latency models for decisions that need to be made quickly
- Deploy ML models into production environments and integrate them into the product
- Run and analyze live user-facing experiments to iterate on model quality by measuring impact on business metrics
- Collaborate with other engineers and data scientists to create optimal experiences on the platform
- Participate in in-person Nextdoor events such as trainings, off-sites, volunteer days, and team building exercises
- Build in-person relationships with team members and contribute to Nextdoor’s company culture

## What You’ll Bring To The Team

- B.S. in Computer Science, Applied Math, Statistics, Computational Biology, or a related field
- 5+ years of industry/academic experience in applying machine learning at scale
- Experience in building ML models for advertising products
- Proven engineering skills. Experience in writing and maintaining high-quality production code
- Ability to work with and analyze large amounts of data
- Ability to succeed in a dynamic startup environment

Rewards

Compensation, benefits, perks, and recognition programs at Nextdoor come together to create our total rewards package. Compensation will vary depending on your relevant skills, experience, and qualifications.

The starting salary for this role is expected to range from $205,000 to $355,000 on an annualized basis, or potentially greater in the event that your 'level' of proficiency exceeds the level expected for the role. The salary range will be determined by the candidate’s geographic location.

We expect to award a meaningful equity grant for this role. With quarterly vesting, your first vest date will take place within 3 months of your start date.

When it comes to benefits, we have you covered! Nextdoor employees can choose between a variety of health plans, including a 100% covered employee only plan option, and we also provide a OneMedical membership for concierge care.

At Nextdoor, we empower our employees to build stronger local communities. To create a platform where all feel welcome, we want our workforce to reflect the diversity of the neighbors we serve. We encourage everyone interested in our mission to apply. We do not discriminate on the basis of race, gender, religion, sexual orientation, age, or any other trait that unfairly targets a group of people. In accordance with the San Francisco Fair Chance Ordinance, we always consider qualified applicants with arrest and conviction records.

For information about our collection and use of applicants’ personal information, please see Nextdoor's Personnel Privacy Notice, found [here](https://help.nextdoor.com/s/article/Personnel-Privacy-Policy?language=en_US).

#LI-Hybrid #LI-Remote

## About Nextdoor

## Company Overview
- **One-liner**: Nextdoor is the essential neighborhood network that connects neighbors, local businesses, and public agencies to build stronger local communities.
- **Entity Type**: Public (NYSE: KIND)
- **Headquarters**: San Francisco, United States
- **Founded**: 2011
- **Founders**: Nirav Tolia (CEO, President, Chairperson) — co-founders also include others such as Prakash Janakiraman and David Sze

## Core Business
- Primary industry/industries: Social networking, local community platform
- Target customers: B2C (neighbors/residents), B2B (local businesses), B2G (public agencies, fire departments, news publishers)
- Mission or purpose statement: "To make every neighborhood feel like home."

## Products & Services
- **Nextdoor Platform (The New Nextdoor)**: Mobile app and website that offers:
  - **News**: Trusted local stories from vetted publishers (3,500+ partners in US, UK, Canada)
  - **Alerts**: Real-time safety, traffic, and weather alerts powered by Weather.com, Samdesk, and local public agencies
  - **Ask**: AI-powered recommendations distilled from years of neighborhood conversations
  - **For Sale & Free**: Hyperlocal marketplace for buying, selling, or giving away items
  - **Events and Groups**: Organize and discover local gatherings and interest-based groups
  - **Business Pages**: 5M+ claimed business pages where locals can engage with enterprises
  - **Public Agency Pages**: 6,000+ public agencies use the platform to share critical updates

## Market Standing
- **Valuation/Market Cap**: Not publicly available from search results (publicly traded, but specific market cap not cited)
- **Key Metric**: Annual Revenue of $257.6M (as of latest available data)
- **Notable Investors/Partners**: Partners include Weather.com, Samdesk, and thousands of local news publishers and public agencies. (Specific venture investors not listed in search results)
- **Growth Signals**:
  - 110M+ verified neighbors across 345,000 neighborhoods globally
  - 1 in 3 U.S. households rely on Nextdoor
  - Present in 11 countries
  - Launched "The New Nextdoor" in July 2025, introducing AI-powered Ask feature
  - Employee headcount: 555 (+0.9% YoY, +9 employees)
  - Active job postings: 18 (but decreasing trend -35.7% monthly)

## Competitive Advantages
- Hyperlocal, verified network: users must submit real names and addresses, building inherent trust
- Large existing user base and network effects across neighborhoods
- Deep integration with local public agencies, fire departments, and news publishers
- AI-powered "Ask" feature leverages years of community data to provide unique local insights
- Diverse revenue streams: advertising, business pages, and marketplace

## Strategic Focus
- Monetization through advertising (multiple machine learning roles in Ads, Product Manager for Ads Optimization)
- Expanding AI capabilities in feed and notifications (Senior ML Engineer - Notifications/Feed)
- Growing marketplace and local commerce (For Sale & Free)
- Strengthening partnerships with public agencies and local news
- Increasing engagement through events, groups, and the new feature suite

## Why Work Here
- Culture & Values: "Act Like An Owner", "Build For Community", "Raise The Bar"
- Extensive benefits: health care (including LGBTQ+ affirming care), flexible vacation, 401k match, ESPP, 16 weeks paid parental leave, mental health & wellness stipend, caregiving support
- Perks: Meals and snacks in office, volunteer programs, career development resources
- Employee Resource Groups: 10 active ERGs including MIND (mental health), Rainbowhood (LGBTQ+), B@ND (Black employees), WIN (women & gender minorities), Halal, and more
- Work environment: Hybrid/remote flexibility implied (Slack usage, office perks), small-ish team (~555 employees) with engineering roles open (iOS, backend, ML, data science)
- Opportunity to work on a product that impacts 110M neighbors and fosters real-world community connections

## Sources
1. [about.nextdoor.com/careers](https://about.nextdoor.com/careers/)
2. [about.nextdoor.com](https://about.nextdoor.com/)
3. [linkedin.com/company/nextdoor-com](https://www.linkedin.com/company/nextdoor-com)
4. [about.nextdoor.com/team](https://about.nextdoor.com/team/)
5. [wikipedia.org/wiki/Nextdoor](https://en.wikipedia.org/wiki/Nextdoor)

## Other roles at Nextdoor

- [Staff Data Scientist - Content Growth & Creator Strategy](https://feeny.ai/job/staff-data-scientist-content-growth-creator-strategy-nextdoor-united-states-7nbt47tgwcg6) — United States
- [Client Partner, NY](https://feeny.ai/job/client-partner-ny-nextdoor-new-york-enfz6y37taf4) — New York, NY
- [Client Partner, LA](https://feeny.ai/job/client-partner-la-nextdoor-los-angeles-88zcc73h8r7q) — Los Angeles, CA
- [Client Partner, Auto](https://feeny.ai/job/client-partner-auto-nextdoor-detroit-xd8k89nr3jcr) — Detroit, MI
- [Client Partner, San Francisco](https://feeny.ai/job/client-partner-san-francisco-nextdoor-san-francisco-4sabntexj3tf) — San Francisco, CA
- [Client Partner, Central](https://feeny.ai/job/client-partner-central-nextdoor-dallas-j7d9z2j08ttb) — Dallas, TX
- [Staff Product Manager, Search](https://feeny.ai/job/staff-product-manager-search-nextdoor-united-states-g6d2ycg39ep1) — United States
- [Lead, Design](https://feeny.ai/job/lead-design-nextdoor-united-states-bhnmvwqndbmx) — United States
- [Lead, Design](https://feeny.ai/job/lead-design-nextdoor-san-francisco-1g04n4nwpyjn) — San Francisco, CA
- [Client Partner, Southeast](https://feeny.ai/job/client-partner-southeast-nextdoor-atlanta-5re4en4yk82t) — Atlanta, GA