The Data Scientist team within Sojern’s Science and Optimization group plays a crucial role in improving customer KPIs through experimentation, measurement, and analytics, and driving significant impact for Sojern’s marketing platform. The team leverages state-of-the-art causal inference techniques and advanced scientific methods to continuously enhance the performance, delivery and efficiency of Sojern’s AI-powered marketing products.

Position summary:

We are currently seeking a Senior Data Scientist who is highly detail-oriented and data-driven. This expert will collaborate closely with Product Managers, Software Engineers, Data Analysts, and Applied Scientists to shape the product roadmap and drive measurable results for thousands of Sojern’s clients. The ideal candidate will be skilled in statistical concepts, causal inference, SQL and Python, and capable of making informed decisions and executing tasks independently.

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.

What you bring to the table:

• 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.
• 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:

We take a whole-person approach to create a Sojernista Experience that allows our people to thrive, not just as employees, but as humans. As an employee of Sojern, you would benefit from this in the following ways:

• Rewards & Recognition: Competitive compensation packages, stock options offered to every employee, Bonusly program to reward and recognize team wins and performance, plus employees can take up to 40 hours of paid time per year to volunteer and give back to the community
• Flexibility: Flexi-Friday benefit, hybrid or remote work options for most roles, time-zone friendly work hours with async collaboration
• Connection: Team offsites planned annually, six employee resources groups, regular virtual and in office team building events, monthly company All Hands & leadership Q&As
• Wellbeing: PTO allowance to recharge, comprehensive healthcare options, paid parental leave (16 weeks for birthing parents; 12 weeks for non-birthing parents), retirement contributions and investment options (for applicable locations), travel benefits (hotel stay benefit & IATA membership), plus mental health, wellness & financial health resources
• Growth: Learning & development stipend, mentorship program, career development programs, leadership training
• Productivity: Home office tech set up (laptop, monitor, keyboard, mouse), monthly internet and phone allowance, modern tools to communicate and collaborate (Slack, Google Suite)

OurSojernista 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.

About Sojern:

At Sojern, we believe in the power of travel as a way to bring the world together. It is that passion that drives Sojern to build smart digital solutions that help travel marketers reach travelers efficiently, and increase long-term growth, customer loyalty and profitability.

Our customers include hotels, attractions and tourism boards, and they use the power of machine learning, data science and real-time traveler data in Sojern’s products to build direct relationships with travelers across social, mobile and the web. Now, more than ever, our thousands of customers rely on Sojern to drive visits, bookings, and ticket sales by engaging with travelers as they plan their travel.

As a globally distributed company, we are headquartered in San Francisco with employees based in 14 countries and counting. Our team is passionate about travel and the core values that define our culture: Win as a Team, Embrace Inclusion, Be Genuine, Deliver Wow, and Center Around the Customer. Check out our Glassdoor reviews!

#LI-BP1

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London Hiring Range:

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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