Senior Applied Scientist / Data Scientist

Job Description

Sojern is seeking a talented and motivated Senior Applied Scientist / Data Scientist to enhance the performance of its targeting and optimization products. The Applied Science team at Sojern develops services and pipelines to optimize advertising campaign performance and applies machine learning at scale for thousands of customers.

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

What this role involves:

• Designing and maintaining statistical and machine learning models to optimize campaign performance
• 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 from various sources
• Collaborating with other applied scientists, software engineers, data analysts and product managers
• Documenting code and processes for future reference and maintainability
• Participating in the entire Agile development lifecycle

Requirements:

• Expert-level understanding of data science topics
• At least two years experience as an applied scientist / data scientist
• A PhD in computer science or a quantitative discipline, or equivalent experience
• Experience writing and putting Python code into production
• Ability to design and apply machine learning models to solve business problems
• Effective communication skills with applied/data scientists, data analysts, engineers and product managers
• Ability to evaluate, analyze and interpret model results
• Ability to perform complex data analysis using SQL/Jupyter notebook

What Sojern offers:

• Competitive compensation packages and stock options
• Flexi-Friday benefit and hybrid or remote work options for most roles
• PTO allowance to recharge and comprehensive healthcare options
• Learning & development stipend and mentorship program