Yahoo · 1 day ago
Senior Research Scientist - Phish and Spam Detection
United States
Full-time
Remote
Senior Level
$144K/yr - $299K/yr
5+ years expYahoo is a leading company in providing email services with hundreds of millions of users. They are seeking a Senior Research Scientist to develop innovative algorithms for phishing and spam detection, leveraging machine learning techniques to enhance user experience in their Mail Intelligence platform.
EmailInternetNative AdvertisingOnline PortalsSearch EngineSocial Media
Hiring Manager
Khalia O.
Responsibilities
Conduct research to develop and advance innovative algorithms for phishing and spam detection tailored to large-scale email inboxes
Design, train, evaluate, and optimize state-of-the-art ML models for anti-phishing and anti-spam classification, including transformer-based models like BERT, RoBERTa, LLM-driven techniques and knowledge distillation
Collaborate with cross-functional teams to integrate machine learning models into production systems and drive business impact
Develop scalable workflows for processing and analyzing large-scale datasets
Stay abreast of the latest research trends and contribute to the team’s thought leadership through publications, patents, or presentations
Participate in the design and execution of experiments to validate model effectiveness
Mentor and guide junior team members in research and development efforts
Qualification
Required
PhD (preferred) or Master's degree in Computer Science, Statistics, Applied Mathematics, or a related field
5+ years of experience in machine learning, deep learning, or related fields, with hands-on expertise in phishing/spam classification, LLM prompting, distillation, or NLP
Strong fundamentals in machine learning and deep learning, with solid expertise in model training and evaluation
Comprehensive understanding of deep learning models and architectures, including transformer-based and generative models
Hands-on experience with Python and frameworks like TensorFlow or PyTorch
Hands-on experience with Huggingface, Pandas, and NumPy
Demonstrated problem-solving skills and ability to translate complex concepts into actionable solutions
Excellent communication and collaboration skills, with a proven ability to work in a team-oriented environment
Preferred
Exposure to cloud platforms such as GCP or AWS
Familiarity with large-scale data processing and analysis tools
Contributions to the research community through publications
Understanding of statistical methods and exploratory data analysis
Benefits
Healthcare
A great 401k
Backup childcare
Education stipends
Much (much) more
Company
Yahoo
Yahoo is a technology and media company that serves users through its portfolio of digital platforms, products, and services. It is a sub-organization of Verizon Media.
5001-10000 employees
H1B Sponsorship
Yahoo has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2023 (197)
2022 (646)
2021 (381)
2020 (463)
Funding
Current Stage
Public CompanyTotal Funding
$6.8MKey Investors
SoftBank GroupSequoia Capital
2021-05-03Acquired
1996-04-12IPO
1995-11-30Series B· $4.8M
Leadership Team
Monica Vorn Mijaleski
Chief Financial Officer
Mike Gupta
SVP Finance / Chief Treasury Officer
Recent News
2025-12-27
2025-12-23
Destination CRM
2025-12-12
Company data provided by crunchbase