
Join the conversations that matter to you
Reddit, headquartered in San Francisco, California, is a prominent social media platform that connects over 430 million monthly active users through diverse communities known as subreddits. Founded in 2005, Reddit has raised over $1 billion in funding from investors like Andreessen Horowitz and Sequ...
Reddit offers competitive salaries, equity options, generous PTO policies, and a flexible remote work environment, allowing employees to balance work ...
Reddit fosters a culture of open communication and user-centric innovation, encouraging employees to contribute ideas and engage with the community. T...

Reddit • Remote - United States
Reddit is seeking a Senior Machine Learning Engineer to enhance their Ads platform. You'll work with Python, TensorFlow, and PyTorch to build scalable machine learning solutions. This role requires 5+ years of experience in machine learning and data analysis.
You have 5+ years of experience in machine learning and data analysis, with a strong foundation in building and deploying machine learning models. Your expertise in Python is complemented by hands-on experience with frameworks like TensorFlow and PyTorch, enabling you to create robust ML solutions that drive business impact. You understand the intricacies of data pipelines and are skilled in SQL for data manipulation and querying. Your collaborative spirit allows you to work effectively with cross-functional teams, translating complex technical concepts into actionable insights for stakeholders.
You are passionate about leveraging machine learning to improve user experiences and optimize advertising strategies. You have a keen interest in the latest advancements in ML and are always eager to learn and implement new techniques. Your problem-solving skills are top-notch, and you thrive in environments where you can tackle challenging data-driven problems. You are also comfortable mentoring junior team members, sharing your knowledge, and fostering a culture of continuous learning within the team.
Experience with cloud platforms such as AWS or GCP is a plus, as is familiarity with A/B testing methodologies and performance metrics. You may have worked on projects involving recommendation systems or predictive modeling, which would further enhance your fit for this role. A background in advertising technology or experience with large-scale data sets would be advantageous.
As a Senior Machine Learning Engineer at Reddit, you will be part of the Ads ML Serving Team, focusing on building a highly reliable and scalable ML serving stack. You will design and implement machine learning models that enhance ad targeting and measurement, ensuring that our advertising solutions are both effective and user-friendly. Your role will involve collaborating closely with product managers, data engineers, and other stakeholders to define project requirements and deliver impactful solutions.
You will be responsible for developing and optimizing algorithms that improve ad performance and user engagement. This includes conducting experiments to validate model effectiveness and iterating on your designs based on feedback and performance metrics. You will also play a key role in maintaining the integrity of our ML systems, ensuring they are robust and capable of handling large volumes of data.
In addition to technical contributions, you will mentor junior engineers, helping them grow their skills and understanding of machine learning principles. You will participate in code reviews, providing constructive feedback and fostering a culture of excellence within the team. Your insights will help shape the future direction of our machine learning initiatives, as you work to align our technical capabilities with business goals.
Reddit offers a flexible work environment, allowing you to work remotely from anywhere in the United States. We value diversity and are committed to building a workforce that reflects the communities we serve. Our culture encourages innovation and collaboration, providing you with the opportunity to make a significant impact on our products and users. We offer competitive compensation and benefits, including health insurance, retirement plans, and professional development opportunities. Join us in our mission to create a platform that fosters community and belonging for everyone.
Apply now or save it for later. Get alerts for similar jobs at Reddit.