Senior Applied Scientist / Data Scientist

Job Description

Sojern is seeking a talented and motivated Senior Applied Scientist / Data Scientist to enhance the performance of their targeting and optimization products. The Applied Science team at Sojern focuses on developing services and pipelines to optimize advertising campaign performance, utilizing machine learning at scale for numerous customers.

The role involves working with a range of algorithms and methods, including Bayesian statistics, supervised learning, linear programming, and scaled AI/ML with Tensorflow/Vertex AI. The candidate will be involved in the full data product life-cycle, from prototyping to production development, A/B testing, and measurement.

What this role involves:

• Designing and maintaining machine learning models to optimize campaign targeting.
• Modeling key performance advertising metrics like conversion rates and click-through rates.
• Improving systems that optimize campaign performance and pacing.
• Implementing machine learning pipelines on Google Cloud Platform.
• Writing and shipping production-level Python code.
• Writing and executing complex SQL queries to extract and transform data.
• Collaborating with applied scientists, software engineers, and product managers.
• Documenting code and processes for future reference and maintainability.
• Participating in the Agile development lifecycle.

Requirements:

• Hands-on experience building production-level ML and data products.
• Expert-level understanding of data science topics.
• At least two years of experience as an applied scientist / data scientist / ML engineer.
• MS or PhD in computer science or a quantitative discipline, or equivalent experience.
• Proficiency in writing and deploying Python code into production.
• Knowledge of cloud computing platforms, such as AWS, Azure, or Google Cloud.
• Ability to design and apply machine learning models to solve business problems.
• Effective communication skills with applied scientists, data scientists, engineers, and product managers.
• Ability to evaluate, analyze, and interpret model results.
• Proficiency in performing complex data analysis using SQL/Jupyter notebook.

What Sojern offers:

• Competitive compensation packages and stock options.
• Bonusly program for rewards and recognition.
• Flexi-Friday benefit and hybrid or remote work options.
• Team offsites planned annually.
• Comprehensive healthcare options and paid parental leave.
• Learning & development stipend and mentorship program.
• Home office tech setup and monthly internet and phone allowance.