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About Us: Sojern is the leading AI-powered marketing platform built for hospitality, designed to boost growth and pro...

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Selected role

Senior Data Scientist

Sojern Dublin, D, IE

$10k Senior Full-time

About Us:

Sojern is the leading AI-powered marketing platform built for hospitality, designed to boost growth and profitability for the travel industry. The Sojern marketing platform is a set of easy-to-use software and services that delivers unrivaled traveler insight, intelligent audiences, multichannel activation and optimization, and a connected guest experience—all in one place. More than 10,000 travel marketers rely on our platform annually to find, attract, convert and engage travelers. Sojern, founded in 2007 and acquired by RateGain in 2025, is headquartered in San Francisco, California with teams in the Americas, Europe, Middle East and Africa, and Asia Pacific.

The Team:

The Data Scientist team within Sojern's Science and Optimization group drives measurable impact on customer KPIs through experimentation, measurement, and analytics. Leveraging state-of-the-art causal inference, predictive modeling, and advanced scientific methods, the team continuously enhance the performance, delivery, and efficiency of Sojern's AI-powered marketing products.

The Role:

We are seeking a Senior Data Scientist with strong analytical rigor and data-driven mindset. This role will collaborate closely with Product Managers, Software Engineers, Marketing Analysts, and Applied Scientists to influence the product roadmap and deliver measurable results for thousands of Sojern's clients. The ideal candidate is proficient in statistical concepts and either in causal inference or predictive modeling, with strong skills in SQL and Python, and can independently make data-informed decisions and drive projects to completion

What you will do:

Collaborate across functional teams, including Product Managers, Software Engineers, Analysts, and Scientists to enhance the performance, delivery, and efficiency of Sojern's AI-driven marketing products.
Lead scientific domain in experimentation projects from scoping, test design, implementation, measurement, and insights delivery.
Apply statistical analysis, hypothesis testing, quasi-experimental techniques to rigorously evaluate experiments and draw actionable and data-driven conclusions.
Use advanced scientific techniques e.g. Bayesian inferences, predictive modeling, optimization to identify trends and develop algorithms that optimize bidding strategies across marketing channels.
Collaborate with engineers to deploy models in product and with analysts to embed insights into strategic decision-making.
Communicate findings and recommendations to both technical and non-technical stakeholders, enabling faster and more informed decision-making.
Identify opportunities to improve methodologies and processes as well as develop scalable solutions that drive impact, e.g. productionize modeling codes, build recyclable reporting templates.
Contribute to data-driven product roadmap and scientific project prioritization.
Train and mentor analyst members on scientific methodologies as needed to support team growth.
Note: Daily responsibilities will vary depending on project type, including causal inference experiments or predictive modeling initiatives.

You will bring:

Strong problem-solving and analytical skills to understand business problems, develop hypotheses, work with large datasets, and apply appropriate methodologies to drive data-informed decisions.
Intermediate/advanced proficiency level in analytical tools and techniques:
SQL expertise for data collect, process, and analysis to identify trends and patterns.
- Python proficiency (e.g. pandas, statsmodels, sklearn, numpy, scipy, and other related libraries/packages) for data visualization, data analysis, and statistical modeling.
- Spreadsheet usage (e.g. Microsoft Excel, Google Sheets), including pivot function and complex formulas.
2+ years of experience as a data scientist, ideally within the advertising technology ecosystem.
Strong understanding of statistical concepts, measurement methods, and causal inference techniques e.g. randomized control trials, difference-in-differences, synthetic control modeling, time-series forecasting, hierarchical Bayesian, linear/nonlinear regression.
Effective verbal and written communication skills to collaborate across-functionally and present insights to technical and non-technical audiences, influencing product roadmaps.
Curiosity and initiative with a mindset of asking "why", and propose ideas that drive incremental impact.
Ability to collaborate across time-zones and adjust priorities as needed.
Attention to detail to ensure high quality of delivery in analytical tasks, documentations, and business requirement gathering.
MS or PhD in a quantitative discipline (e.g. Economics, Statistics, Data Science, Applied Mathematics, Computer Science, Operations Research).
Preferred: knowledge of digital marketing (e.g. paid media, targeting, attribution, impression, CPM, click through rate) and experience with Tableau or other visualization software.

What we have for you:

Opportunities: Be part of a growing team with training and support to help you grow
Ownership: Lead creative and challenging projects
Give Back: We give 20 hours a year to volunteer and organize office volunteer programs with local organizations
Culture: Strong core business values, focus on teamwork, vibrant, social and fun environment
Competitive Localized Benefits
Time Off: Flexible vacation days

Our Sojernista First workplace philosophy is designed to take a flexible approach, recognizing that the needs of our employees may differ depending on their role, team, or location. What does not differ is our focus on building genuine connections, increasing global collaboration, and providing programs, tools and resources centered around the needs and wellbeing of our employees, regardless if you are working in an office, hybrid, or fully remote.

#LI-BP1

#LI-Dublin

Compensation Philosophy & Package

Sojern is committed to offering competitive cash compensation, equity, and a comprehensive benefits package. We embrace a pay-for-performance culture that rewards contributions aligned with our business strategy. Compensation for this role will be determined based on job-related factors including location, scope and complexity of the role, and the candidate's experience and expertise, and may vary from the range provided. Information on the benefits offered is here.

Disclosure - Pre-Employment Requirements:

All candidates offered employment by Sojern may be subject to pre-employment requirements, including but not limited to a background check. Sojern is compliant with all federal and local laws with consideration to pre-employment requirements.

Our Commitment to Diversity Equity and Inclusion:

At Sojern, we work to create a brave space that seeks out, embraces, and promotes diverse thoughts, beliefs, and experiences of Sojernistas globally.

We are building a workforce that represents the customer base we are serving and the world we live in. A diversified workforce is an innovative workforce. Just as there is no one typical traveler, there is no one typical employee. We foster diversity and inclusion across the company, actively seeking to amplify underrepresented voices and apply diverse perspectives to ensure products, policies, and programs are relevant for our employees and clients alike.

Embracing our differences and celebrating them moves us towards our goal of making travel inclusive of all. Sojern's S-Groups (employee resource groups) are a core aspect of our culture, fostering belonging and connection, inspiring learning, and creating opportunities for all Sojernistas across the globe.

SoEmpowered: Supporting, developing, and empowering those who identify as women at Sojern
SoProud: Celebrating Sojern's LGBTQIA+ community while creating an inclusive and safe space for community members
SoWell: Advocating for balance in life and overall wellbeing and providing space and resources for Sojernistas with different needs
SoConnected: Creating space, connection and resources for Sojern's young and rising professionals
Parents & Caregivers: Helping families thrive with our community of parents and caregivers
Sojern Gives Back: Supporting underrepresented communities and social causes, striving to make a global and local impact

We also have employee-run Slack channels for those with specific interests, for example plant lovers, pets and more.

At Sojern, we value diversity and always treat all employees and job applicants based on merit, qualifications, competence, and talent. We do not discriminate on the basis of race, religion, color, national origin, gender, gender orientation, sexual orientation, age, marital status, veteran status, or disability status.

Sojern is committed to providing reasonable accommodation for individuals with disabilities. Please inform your TA Partner if you are requesting a reasonable accommodation.

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