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Overview Join to apply for the Machine Learning Engineer - Ads role at Nextdoor . Nextdoor (NYSE: NXDR) is the essential neighborhood network. Neighbors, public agencies, and businesses use Nextdoor to connect around local information in more than 340,000 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. The Team and Mission At Nextdoor, machine learning is one of the most important teams we are growing. ML is... more ->
Senior Machine Learning Engineer, Advertiser Growth San Francisco, CA, USA, Full-time Apply ALERT: Unity has received reports of scams where individuals purporting to be Unity HR representatives conduct bogus employment interviews via email or text, and then request payment as a condition for receiving an offer of employment. Please be aware that Unity does not conduct interviews by email or text, and will never request payment as a condition for applying for a position or receiving an offer of employment. These scam operators may also ask for your personal information (name, address,... more ->
Senior Machine Learning Engineer, Conversion Modeling San Francisco, CA, USA, Full-time The opportunity At Unity, we're committed to building a culture that fosters collaboration and innovation. Within our fast-paced environment, we're tackling complex challenges that drive meaningful impact for creators and users across our ecosystem. Our Vector team plays a central role in this effort by developing state-of-the-art conversion rate (CVR) prediction and market price models that power our ad ranking and recommendation systems. These models help advertisers reach the right users at the right... more ->
Overview At Unity, we are building a world-class ad-tech ecosystem that connects billions of users with the creators and experiences they love. The Advertiser Growth team owns the online ads delivery stack, including auctioning, ranking, pacing, and bidding systems. In 2026, our engineering roadmap is defined by three pillars: Foundation, Smart, and Intelligence. As a Senior Machine Learning Engineer, you will contribute to modernizing our core infrastructure, partner with research teams to deploy ROI-driven bidding strategies, and build Back End systems for next-generation AI agents that... more ->
The opportunity At Unity, we're shaping the future of Real Time 3D development by enabling creators to harness intelligent, autonomous systems. Our next-generation agentic AI - goal-directed, adaptive, and capable of reasoning and planning in dynamic environments - is transforming how games and simulations come to life. We're looking for a Senior Machine Learning Engineer to lead the development of the foundational AI systems within the Unity engine for game understanding, empowering creators to build more engaging content and have the games better discovered by targeted audiences. You will... more ->
Overview The opportunity: At Unity, we shape the future of Real Time 3D development by enabling creators to harness intelligent, autonomous systems. Our next-generation agentic AI is goal-directed, adaptive, and capable of reasoning and planning in dynamic environments, transforming how games and simulations come to life. We are looking for a Senior Machine Learning Engineer to lead the development of foundational AI systems within the Unity engine for game understanding. You will translate cutting-edge machine learning research into production-ready systems that improve workflows,... more ->
Overview The opportunity At Unity, we're committed to building a culture that fosters collaboration and innovation. Within our fast-paced environment, we're tackling complex challenges that drive meaningful impact for creators and users across our ecosystem. Our Vector team plays a central role in this effort by developing state-of-the-art conversion rate (CVR) prediction and market price models that power our ad ranking and recommendation systems. These models help advertisers reach the right users at the right time by accurately estimating engagement and conversion likelihood. By leveraging... more ->
Senior Machine Learning Engineer, AI/ML Platform Remote Bay Area, CA, US Posted Date: 10/30/25 Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams - People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more - provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new... more ->
Senior Machine Learning Engineer, AI Authoring Mountain View, CA, USA, Full-time ALERT: Unity has received reports of scams where individuals purporting to be Unity HR representatives conduct bogus employment interviews via email or text, and then request payment as a condition for receiving an offer of employment. Please be aware that Unity does not conduct interviews by email or text, and will never request payment as a condition for applying for a position or receiving an offer of employment. These scam operators may also ask for your personal information (name, address, birthdate, social... more ->
Sr. Machine Learning Engineer - ML Efficiency, ML Platform & Techonology Santa Clara, California, United States Machine Learning and AI Do you want to shape the platform that enables the next generation of intelligent experiences on Apple products & services? In Apple's Machine Learning Platform Technology & Infra team we have built the platform that Apple uses for developing machine learning, artificial intelligence, and computer vision applications. As a team, we have a variety of technical backgrounds, from machine learning PhDs to builders of large-scale production systems. Specifically... more ->
Overview Predactiv, Inc. is recruiting for our Palo Alto, CA office: Sr. Machine Learning Engineer: Design, train, and evaluate machine learning models for code understanding and generation using transformer-based architectures and large language models. Develop scalable data preprocessing and augmentation pipelines to prepare structured and unstructured programming data for training and inference. Implement and fine-tune model components such as attention mechanisms and causal convolutions to enhance contextual understanding of code sequences. Conduct large-scale distributed training using... more ->
Our Company Changing the world through digital experiences is what Adobe's all about. We give everyone-from emerging artists to global brands-everything they need to design and deliver exceptional digital experiences! We're passionate about empowering people to create beautiful and powerful images, videos, and apps, and transform how companies interact with customers across every screen. We're on a mission to hire the very best and are committed to creating exceptional employee experiences where everyone is respected and has access to equal opportunity. We realize that new ideas can come from... more ->
Who is Nexxen? Flexible advertising, unified by data. Nexxen empowers advertisers, agencies, publishers and broadcasters around the world to utilize data and advanced TV in the ways that are most meaningful to them. Our flexible and unified technology stack comprises a demand-side platform ( DSP ) and supply-side platform ( SSP ), with the Nexxen Data Platform at its core. Why join the Nexxen team? With a global footprint, you can be part of a team that is transforming advertising through our creative, flexible and unified solutions. Employees hustle, commit and dedicate themselves to pillars... more ->
Waymo is an autonomous driving technology company with the mission to be the world's most trusted driver. Since its start as the Google Self-Driving Car Project in 2009, Waymo has focused on building the Waymo Driver-The World's Most Experienced Driver -to improve access to mobility while saving thousands of lives now lost to traffic crashes. The Waymo Driver powers Waymo's fully autonomous ride-hail service and can also be applied to a range of vehicle platforms and product use cases. The Waymo Driver has provided over ten million rider-only trips, enabled by its experience autonomously... more ->
We're transforming the grocery industry At Instacart, we invite the world to share love through food because we believe everyone should have access to the food they love and more time to enjoy it together. Where others see a simple need for grocery delivery, we see exciting complexity and endless opportunity to serve the varied needs of our community. We work to deliver an essential service that customers rely on to get their groceries and household goods, while also offering safe and flexible earnings opportunities to Instacart Personal Shoppers. Instacart has become a lifeline for millions... more ->
Iterable is the leading AI-powered customer engagement platform that helps leading brands like Redfin, SeatGeek, Priceline, Calm, and Box create dynamic, individualized experiences at scale. Our platform empowers organizations to activate customer data, design seamless cross-channel interactions, and optimize engagement-all with enterprise-grade security and compliance. Today, nearly 1,200 brands across 50+ countries rely on Iterable to drive growth, deepen customer relationships, and deliver joyful customer experiences. Our success is powered by extraordinary people who bring our core... more ->
Summary Our team is looking for you to help make iOS more intelligent, proactive and personal. Our team is part of the core iOS experience, using privacy-preserving on-device intelligence to drive new experiences that touch the lives of millions of Apple customers every day. Description You will work closely with talented Software and ML engineers on our team and across Apple to design, architect and implement new experiences across iOS and all Apple platforms. As we build the future of iOS, you will be responsible for driving the development of the machine learning models to power them. You... more ->
Overview Our Company Changing the world through digital experiences is what Adobe's all about. We give everyone-from emerging artists to global brands-everything they need to design and deliver exceptional digital experiences. We're passionate about empowering people to create beautiful and powerful images, videos, and apps, and transform how companies interact with customers across every screen. We're on a mission to hire the very best and are committed to creating exceptional employee experiences where everyone is respected and has access to equal opportunity. We realize that new ideas can... more ->