Whatnot

Data Scientist & Machine Learning Engineer (Bellevue, Denver or LA)

Whatnot$107K — $139K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 3+ years of experience in developing, deploying, and monitoring production data/ML pipelines
  • Bachelor's Degree in Mathematics, Computer Science, Data Science, Engineering, or related field; advanced degree preferred
  • Deep technical knowledge in anomaly detection, time-series analysis, and ML practices
  • Professional experience with tools like Airflow, cloud data platforms, and ML libraries
  • Strong programming proficiency in Python and SQL with Shell scripting familiarity
  • Exceptional problem-solving skills with limited information

Responsibilities

  • Translate complex business problems into data and ML solutions
  • Collect, clean, transform, and validate data for analysis
  • Explore data to identify patterns and actionable insights
  • Design, train, evaluate, and refine predictive models
  • Build reproducible data and ML pipelines
  • Deploy models for batch or real-time inference
  • Monitor model performance and collaborate with stakeholders

Benefits

  • Generously subsidized medical, dental, and vision insurance
  • Company-paid life and disability insurance
  • 401(k) plan with up to a 5% match
  • 15 days of paid vacation yearly, increasing to 20 days after one year
  • 5 days of paid sick leave and 13 paid holidays
  • 20 weeks of paid parental leave for birthing parents, 12 weeks for others
  • Opportunity for tuition reimbursement
Full Job Description
Summary / Objective

The Data & Analytics team builds and manages data systems, analyzes information to generate insights, and develops machine learning models to support automated decisioning. As a Data Scientist and Machine Learning Engineer, you will work across (and connect) the expertise of these two related but distinct disciplines. Your responsibilities will include (but not be limited to): deriving data insights to drive decision making, applying ML and modeling techniques to solve business problems, and deploying and managing those models in production.

This role reports to the Director of Business Intelligence.

What You'll Do
  • Translate complex business problems into data, modeling, and machine-learning solutions
  • Collect, clean, transform, and validate data for analysis and model development
  • Explore data to identify patterns, trends, anomalies, and actionable insights
  • Design, train, evaluate, and refine predictive or optimization models
  • Select appropriate features, algorithms, metrics, and validation strategies
  • Build reproducible data and machine-learning pipelines
  • Deploy models for batch or real-time inference
  • Develop and maintain infrastructure for reliable model serving
  • Monitor model performance, data quality, drift, latency, and operational health
  • Communicate findings and collaborate with stakeholders, engineers, and domain experts
  • Actively models and promotes Identity Digital's core values through day-to-day interactions, behaviors, and decision-making
  • Other duties as assigned

Who You Are / What You Bring
  • 3+ years of experience in developing, deploying, and monitoring production data / ML pipelines
  • Bachelor's Degree in Mathematics, Computer Science, Data Science, Engineering or other quantitative field is required; Advanced degree (Masters or PhD) in AI/ML preferred
  • Deep technical knowledge in several of the following topics: anomaly detection, time-series analysis, structured and unstructured data processing, causal inference, reinforcement learning, embeddings and vector databases, large language models, and modern MLOps / LLMOps practices
  • Professional development experience with the following tools and platforms: Airflow, Argo Workflows, cloud data warehouses (BigQuery, Databricks, Snowflake), major cloud providers (AWS, GCP), Git, Kubernetes, MLFlow, Pandas, Polars, PyTorch, TensorFlow, SHAP and leveraging AI / LLMs.
  • Strong programming proficiency in Python and SQL; familiarity with Shell scripting is a plus
  • Exceptional problem-solving skills with the ability to diagnose and resolve issues from limited or ambiguous information
  • Creative and strategic thinker with a strong analytical foundation and a focus on measurable impact
  • Collaborative communicator who excels in cross-functional environments and builds strong working relationships
  • Highly organized with excellent time management, attention to detail, and execution discipline
  • Knowledge of the domain name industry or digital identity ecosystem is a plus
  • Ability to travel as needed
  • Ability to work across time zones as part of a global organization as needed
  • Reliable transportation to the workplace

Physical Requirements
  • Prolonged periods of sitting at a desk and working on a computer
  • Must be able to lift up to 15 pounds at times

Location

This is a hybrid role based in one of our US offices:
  • Bellevue, WA
  • Denver, CO
  • El Segundo, CA

We welcome applications from candidates who currently live near these locations or are willing to relocate.

Salary Range

The U.S. base salary range for this full-time position is $107,000 - $139,000 (flexibility based on experience) plus benefits as described below. In addition, the successful candidate will be eligible to receive other compensation from time to time in the form of discretionary and/or nondiscretionary bonuses and long-term incentive plan. Actual compensation will be influenced by a candidate's qualifications, internal employee equity considerations, and location. We will not ask for information about a candidate's current or past compensation for purposes of developing an offer of employment.

US team members (and their spouses, domestic partners, and/or dependent children) are covered by generously subsidized medical, dental, and vision insurance which includes company contributions to a Health Savings Accounts. Team members are also covered by company-paid life and disability insurance and have the option of participating in employee-paid supplemental life, accidental death and dismemberment, critical illness, and accident insurance. In addition, team members can enroll in the company's 401(k) plan with up to a 5% match. You receive 15 days of paid vacation yearly, increasing to 20 days after one year. Additionally, you get 5 days of paid sick leave, 13 paid holidays, and 20 weeks of paid parental leave for birthing parents, 12 weeks for others. Also, there's an opportunity for tuition reimbursement for qualifying expenses.

Note: Benefits programs are subject to eligibility requirements and may vary in certain locations.

About Whatnot

Whatnot is a Los Angeles-based startup that creates a place where avid collectors could come together over shared interests. Whatnot is a marketplace to buy and sell authentic collectible items. Whatnot was founded in 2019, in California.

Whatnot Careers

Joining Whatnot presents an unparalleled opportunity to become part of a leading team in the marketplace, where innovation meets diversity and professional growth. Whatnot is renowned for its unique culture that fosters leadership and promotes career advancement through continuous learning and development.

Explore Job Opportunities

Whatnot is actively seeking talented individuals who are eager to drive innovation and lead in a dynamic environment. The company offers a variety of job opportunities that cater to professionals looking to make a significant impact in their fields. With positions ranging from technology to marketing, Whatnot ensures that every team member’s skills are harnessed effectively.

Experience Professional Growth

At Whatnot, growth is not just a possibility—it is an expectation. The company is committed to the professional development of its employees through robust training programs, including leadership development and diversity training. These initiatives are designed to enhance skills and prepare individuals for future challenges and opportunities.

Engage in Meaningful Work

Every position at Whatnot is designed to challenge team members while contributing to the company’s overarching goals of innovation and service excellence. Employees are encouraged to take ownership of their projects and drive results that influence the company’s trajectory and success.

Internship Programs

For those starting their career journey, Whatnot offers internship programs that provide a comprehensive learning experience. Interns at Whatnot gain hands-on experience, working alongside seasoned professionals and participating in projects that offer real-world applications of their studies.

Benefits and Culture

Whatnot is dedicated to supporting its team members not only in their professional lives but also in their personal growth and well-being. The company offers competitive benefits packages that address health, financial security, and work-life balance. Whatnot’s culture is built on a foundation of respect and inclusion, where diversity is celebrated and every voice is heard.

Join the Team

Whatnot is hiring! Explore open positions that match your skills and interests. The company values curious, creative, and solution-driven team players. Prepare your resume and ready yourself for an interview where you can showcase your abilities and fit for the team.

Networking and Career Advancement

Whatnot believes in the power of networking to unlock new opportunities and insights. Employees are encouraged to engage with industry leaders and peers through various professional networking events sponsored by the company. These connections can lead to innovative ideas and collaborations that propel both personal and company growth.

Stay Connected

Keep up to date with the latest from Whatnot by following the company’s career blog. Gain insider perspectives, career tips, and industry-leading insights that you can apply to your professional life. Personalize your subscription to receive job alerts and the latest news tailored to your preferences.

Discover Whatnot

Whatnot invites you to explore the exciting and rewarding opportunities that await. Join a team where your career aspirations can be realized through dedication, hard work, and a commitment to excellence.
Learn more about Whatnot
Size
251 employees
Industry

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