Job Description

At The Knot Worldwide, we champion celebration - and that starts with celebrating our people. Our employees are passionate dreamers, thoughtful doers, and lifelong learners who power meaningful moments for millions around the world. Were united by authentic connection, shared purpose, and a deep commitment to the global community we serve. Here, flexibility and belonging go hand in hand with high performance. We believe the best ideas come from empowered teams: those who consistently collaborate with intention to design solutions, spark ideas, and drive impact. We inspire, we build, and we celebrate. We dream big, love our users, hustle every day, and always do the right thing to win - together. Our people are at the heart of our success.

ABOUT THE ROLE AND OUR TEAM:

The machine learning science team at The Knot Worldwide is at the forefront of building and implementing algorithms that optimize end-to-end customer journey. We focus on building scalable, reusable ML capabilities that maximize engagement, relevance, and business value across key touchpoints like Search, Personalization, and beyond.

As Director of Machine Learning Science, you will lead high-impact teams of applied scientists, setting the vision and strategy for ML across the organization. Youll drive innovation in search, personalization and real-time optimization, working closely with product and engineering to translate customer needs into ML-driven solutions. Youll also play a key role in shaping the broader scientific community, serving as a trusted leader and expert across the business.

RESPONSIBILITIES:

• Lead and mentor a high-performing Machine Learning Science team focused on delivering impactful ML/AI solutions that drive business outcomes.
• Partner closely with cross-functional engineering and product teams to define, prioritize, and execute high-impact initiatives.
• Drive research and development of machine learning models, including semantic search, personalized and real-time recommendations, and agentic learning approaches.
• Define and execute a mid- and long-term vision for scalable ML architecture across key domains such as personalization, search, and real-time performance optimization.
• Recruit, develop, and retain a diverse team of top-tier scientific talent, elevating the capabilities and influence of The Knots Machine Learning Science organization.
• Actively contribute to the broader technical community by sharing insights through internal knowledge-sharing sessions, technical documentation, and external publications or blog posts.

SUCCESSFUL CANDIDATES HAVE:

• M.S. or Ph.D. (Ph.D. strongly preferred) in Computer Science, Machine Learning, Statistics, or a related quantitative field.
• 710 years of hands-on experience in areas such as personalization, ranking systems, search technologies, natural language processing (NLP), deep learning, and other core machine learning methodologies.
• Deep expertise in semantic search and embedding-based retrieval techniques.
• Strong foundation in statistical modeling, experimental design, hypothesis testing, and optimization.
• Proficient in Python, with experience developing and deploying ML-powered systems in production environments.
• Proven track record of managing science and engineering teams building complex, real-time, distributed AI/ML systems.
• Exceptional technical communication skills, with the ability to convey complex concepts clearly and effectively to both technical and non-technical audiences.
• Familiarity with cloud-native platforms such as Google Cloud Platform (GCP), AWS, and Vertex AI is a plus.

At The Knot Worldwide, we believe you are more than a resume and invite you to go for it, take the leap of faith, and apply for this job if it sparks your passion to join TKWW and make a difference!

WHAT WE LOVE ABOUT YOU:

You Dream Big. You iterate and experiment to drive innovation.

You Love Our Users. You keep our global community at the center of everything you do.

You Do the Right Thing. You strengthen your team through respect, fairness, and inclusion.

You Hustle Every Day. You favor urgency and own your outcomes.

You Win Together. People are at the heart of our success and you play as a team.

WHAT YOU LOVE ABOUT US:

We believe in a wide range of holistic offerings to support our employees so that they can live our values day in and day out. From mental wellbeing, physical health and financial planning, to engaging perks and discounts, we are in the business of celebrating and supporting the Moments that Matter both in and out of the office. We offer flexible vacation, generous parental leave and prioritize initiatives that support the growth, development, and happiness of our people.

Together@TKWW is our approach to hybrid work. Its designed to support how we work best: combining the flexibility we value with meaningful opportunities to connect in person. Whether a role is Together@TKWW-eligible or not, we believe in purposeful moments to come together, build strong relationships, and drive bold ideas forward.

• For Together@TKWW-eligible roles, this includes regular in-office time to foster collaboration and connection.
• For roles not eligible for in-office expectations , we support connection through virtual collaboration and intentional gatherings.

To facilitate in-person collaboration, we have office spaces in Barcelona, Spain; Delhi, India; Galway, Ireland; London, England; New York, NY; and Washington, D.C.

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US Notice: The Knot Worldwide provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, or disability. In addition to federal law requirements, The Knot Worldwide complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. The Knot Worldwide expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.

Privacy Notice: TKWW processes your personal data as part of the recruitment process, based on the legal basis of executing pre-contractual measures at your request. This means we use your information to assess your application and carry out the necessary steps for a potential employment contract. Only the information strictly necessary for evaluating your application is collected. You can request access, rectification, or deletion of your data. For more information on how we handle your personal data, please refer to our Privacy Policy . If you wish to file a complaint, you may contact the competent data protection authority.

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Job Tags

Full time, Contract work, For contractors, Work at office, Local area, Worldwide, Work visa, H1b, Flexible hours,

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