Marketing Data Scientist II
CJ, Atlanta, GA, United States
Overview
In this Data Scientist II role at CJ, you will build and scale data science, AI, and analytics solutions that drive smarter marketing decisions and power innovation across the business. You will work at the intersection of machine learning, data engineering, and analytics, developing production-ready models, data pipelines, and data products that support areas such as LLM visibility, conversational analytics, and next-generation marketing intelligence. You will partner closely with Data Science, Engineering, and Product teams to design and deliver scalable solutions, including recommendation systems, AI-driven applications, and modern data workflows. This role is ideal for someone who enjoys solving complex problems, working with large-scale data, and building solutions that are used across both internal teams and client-facing applications.
Responsibilities
Own end-to-end data science projects, including scoping, data exploration, modeling, validation, and delivery of insights
Analyze large-scale e-commerce and advertising datasets to find opportunities and support growth strategies
Develop and maintain machine learning models, including recommendation systems, with a focus on performance and scalability
Build and support conversational analytics solutions using modern AI and foundational models
Design and implement scalable data pipelines and workflows in a cloud-based environment
Create Tableau dashboards and BI-driven chatbot or agent solutions that translate complex analysis into clear, actionable insights
Collaborate with cross-functional teams to deliver scalable data and AI solutions
Communicate technical findings and recommendations to both technical and non-technical collaborators
Qualifications
3 to 5 years of experience in data science, analytics, or a related field
Hands-on experience with Python, PySpark or Scala, and Tableau or Power BI
Experience using GitLab or GitHub for version control and collaborative development
Experience working with cloud-based data platforms such as Databricks or Snowflake
Experience in AdTech or MarTech, ideally within e-commerce, travel, or finance
Proven ability to build scalable data solutions and deliver actionable insights
Experience working with or building AI-driven solutions, including LLM-based applications
Familiarity with machine learning techniques such as recommendation systems, clustering, or reinforcement learning
Strong communication skills with the ability to clearly explain technical concepts to a range of stakeholders
Preferred
Experience integrating LLMs into business workflows or building conversational analytics solutions
Experience developing APIs or services using tools such as FastAPI
Experience with medallion architecture for ETL/ELT workflows
Additional Information This is a hybrid role requiring 3 days a week in Atlanta or Chicago.
You must be work authorized in the United States without the need for employer sponsorship.
CJ is the leader in Performance Marketing. We take pride in our innovative technology, comprehensive data solutions and our people. We equip our teams with advanced tools, training and career development opportunities all to provide modern solutions, strategies and support to deliver high quality results for our clients. We work in an enthusiastic, collaborative team setting that values outstanding performance. We are a community of creative and passionate problem solvers who tackle tough questions, think creatively, and drive resourceful growth for our clients—and ourselves. We foster an inclusive and collaborative culture where diverse perspectives are valued and people feel accepted with a sense of belonging.
Why Our Workplace Stands Out Apart from offering competitive salaries, 401K matching, wellness programs, and comprehensive medical, dental, and vision coverage, we provide:
Flexible time off without the hassle of accrual
A generous number of paid holidays
Company-sponsored team-building events
An Employee Referral Program
Annual recognition awards
Hybrid work arrangements for optimal work-life balance
Parental bonding leave
Backup care options for children and elders
An employee discount program
International SOS program for global support
Business Resource Groups
All your information will be kept confidential according to EEO guidelines.
Compensation Range: $88,540.00 - $127,155.00 Annually. This is the pay range the Company believes it will pay for this position at the time of this posting. Compensation will be determined based on the skills, qualifications, and experience of the applicant along with the requirements of the position. The Company reserves the right to modify this pay range at any time. For regular roles, the Company will offer medical coverage, dental, vision, disability, 401k, and paid time off. The application deadline for this job posting is 5/8/26.
All your information will be kept confidential according to EEO guidelines.
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Responsibilities
Own end-to-end data science projects, including scoping, data exploration, modeling, validation, and delivery of insights
Analyze large-scale e-commerce and advertising datasets to find opportunities and support growth strategies
Develop and maintain machine learning models, including recommendation systems, with a focus on performance and scalability
Build and support conversational analytics solutions using modern AI and foundational models
Design and implement scalable data pipelines and workflows in a cloud-based environment
Create Tableau dashboards and BI-driven chatbot or agent solutions that translate complex analysis into clear, actionable insights
Collaborate with cross-functional teams to deliver scalable data and AI solutions
Communicate technical findings and recommendations to both technical and non-technical collaborators
Qualifications
3 to 5 years of experience in data science, analytics, or a related field
Hands-on experience with Python, PySpark or Scala, and Tableau or Power BI
Experience using GitLab or GitHub for version control and collaborative development
Experience working with cloud-based data platforms such as Databricks or Snowflake
Experience in AdTech or MarTech, ideally within e-commerce, travel, or finance
Proven ability to build scalable data solutions and deliver actionable insights
Experience working with or building AI-driven solutions, including LLM-based applications
Familiarity with machine learning techniques such as recommendation systems, clustering, or reinforcement learning
Strong communication skills with the ability to clearly explain technical concepts to a range of stakeholders
Preferred
Experience integrating LLMs into business workflows or building conversational analytics solutions
Experience developing APIs or services using tools such as FastAPI
Experience with medallion architecture for ETL/ELT workflows
Additional Information This is a hybrid role requiring 3 days a week in Atlanta or Chicago.
You must be work authorized in the United States without the need for employer sponsorship.
CJ is the leader in Performance Marketing. We take pride in our innovative technology, comprehensive data solutions and our people. We equip our teams with advanced tools, training and career development opportunities all to provide modern solutions, strategies and support to deliver high quality results for our clients. We work in an enthusiastic, collaborative team setting that values outstanding performance. We are a community of creative and passionate problem solvers who tackle tough questions, think creatively, and drive resourceful growth for our clients—and ourselves. We foster an inclusive and collaborative culture where diverse perspectives are valued and people feel accepted with a sense of belonging.
Why Our Workplace Stands Out Apart from offering competitive salaries, 401K matching, wellness programs, and comprehensive medical, dental, and vision coverage, we provide:
Flexible time off without the hassle of accrual
A generous number of paid holidays
Company-sponsored team-building events
An Employee Referral Program
Annual recognition awards
Hybrid work arrangements for optimal work-life balance
Parental bonding leave
Backup care options for children and elders
An employee discount program
International SOS program for global support
Business Resource Groups
All your information will be kept confidential according to EEO guidelines.
Compensation Range: $88,540.00 - $127,155.00 Annually. This is the pay range the Company believes it will pay for this position at the time of this posting. Compensation will be determined based on the skills, qualifications, and experience of the applicant along with the requirements of the position. The Company reserves the right to modify this pay range at any time. For regular roles, the Company will offer medical coverage, dental, vision, disability, 401k, and paid time off. The application deadline for this job posting is 5/8/26.
All your information will be kept confidential according to EEO guidelines.
#J-18808-Ljbffr