Job Description At Citadel, our mission is to be the most successful investment team in the world. Quantitative Researchers play a key role in this mission by developing next-generation models and trading approaches for a range of investment strategies. You'll get to challenge the impossible in quantitative research by applying sophisticated and complex statistical techniques to financial markets, some of the most complex data sets in the world. As an intern, you'll get to challenge the impossible in research through an 11 week program that will allow you to collaborate and connect with senior team members. In addition, you'll get the opportunity to network and socialize with peers throughout the internship. Our signature internship program takes place June through August. Occasionally, we can be flexible to other times of the year. You will be able to indicate your timing preference in the application. Your Objectives - Conceptualize valuation strategies, develop and continuously improve upon mathematical models, and help translate algorithms into code - Back test and implement trading models and signals in a live trading environment - Use unconventional data sources to drive innovation - Conduct research and statistical analysis to build and refine monetization systems for trading signals Your Skills & Talents - PhD degree in mathematics, statistics, physics, computer science, or another highly quantitative field - Strong knowledge of probability and statistics (e.g., machine learning, time-series analysis, pattern recognition, NLP) - Prior experience working in a data driven research environment - Experience with translating mathematical models and algorithms into code (Python, R or C++) - Independent research experience - Ability to manage multiple tasks and thrive in a fast-paced team environment - Excellent analytical skills, with strong attention to detail - Strong written and verbal communication skills Opportunities available in Singapore and Hong Kong. About Citadel Citadel is one of the world's leading alternative investment managers. We manage capital on behalf of many of the world's preeminent private, public and nonprofit institutions. We seek the highest and best use of investor capital in order to deliver market leading results and contribute to broader economic growth. For over 30 years, Citadel has cultivated a culture of learning and collaboration among some of the most talented and accomplished investment professionals, researchers and engineers in the world. Our colleagues are empowered to test their ideas and develop commercial solutions that accelerate their growth and drive real impact.

Senior Manager, UX Research R5479 Location Toronto Career Track Product Mgmt & Design Senior Manager, UX Research This role is eligible for our hybrid work model: Two days in-office. Our Product Design and Management teams work tirelessly to understand what our customers need and make it a reality. They’re the ones who make our deals come to life and our user experience simple and intuitive. Why this job’s a big deal: At Priceline, we don’t guess what our customers want – we listen. As our Senior UX Research Manager, you are the bridge between human behavior and business strategy. You are a seasoned expert who thrives on uncovering the "why" behind the "what," ensuring that every product we build is rooted in deep user understanding. This is a high-visibility leadership role where you’ll own the research vision and drive the execution of our most critical initiatives. You’ll act as a mentor and practice lead, managing our research toolkit and partnering across Design, Product, and Marketing to ensure our insights don't just sit in a slide deck – they drive the roadmap. In this role you will get to: Drive Strategic Initiatives - Spearhead Large-Scale Research: You’ll lead complex, cross-functional research projects that span the entire traveler journey. You are the lead investigator for our highest-priority discovery work, turning raw observations into competitive advantages. - Build the Roadmap: You won't just respond to requests; you’ll proactively identify knowledge gaps and build a long-term research strategy that keeps us ahead of the market. - Champion the Craft: Act as a mentor and practice lead for the research team, raising the bar for methodology, ethics, and inclusive design across the organization. Modernize the Workflow - Own the Infrastructure: Take charge of our research repository and tools. You’ll ensure our tech stack is efficient, our data is accessible, and our insights are easily discoverable for all stakeholders. - Pioneer AI-Driven Research: We’re embracing the future. You’ll identify and implement AI tools to accelerate synthesis, automate transcription, and uncover patterns in user behavior with unprecedented speed. - Connect Marketing & Product: Work at the intersection of brand and experience, helping Marketing and Product teams align on a singular, data-backed view of the customer. Evangelize Insights - Influence at Every Level: You are the "voice of the user" in the room with leadership. You’ll translate complex qualitative and quantitative findings into compelling, visual stories that inspire action. - Iterate & Improve: Use feedback and product KPIs to measure the impact of research, constantly refining how we gather and apply insights to improve the traveler experience. Who you are: - A Strategic Leader: You have 8+ years of experience in UX Research, with a track record of leading complex projects and mentoring other researchers to success. - A Master of the Craft: You are a power-user of modern research tools and methods, capable of moving from deep-dive ethnographic studies to rapid usability testing with ease. - An AI Advocate: You are excited about how AI can supercharge the research lifecycle – from sentiment analysis to faster synthesis – and you know how to lead a team through that evolution. - A Collaborative Influencer: You excel at building trust with cross-functional partners, helping Design and Product teams prioritize the right problems to solve. - Demonstrated history of living the values important to Priceline: Customer, Innovation, Team, Accountability and Trust. - The Right Results, the Right Way is not just a motto at Priceline; it’s a way of life. It’s therefore essential that you also meet our high standard of ethics, honesty, transparency and compliance. There are a variety of factors that go into determining a salary range, including but not limited to external market benchmark data, geographic location, and years of experience sought/required. In addition to a competitive base salary, certain roles may be eligible for an annual bonus and/or equity grant. The salary range for this position is $155,000 to $180,000K CAD. #LI-VM1 #LI-Hybrid

• Identify and model key bottlenecks across the patient journey, including commitment, preparation, required task completion, results engagement, and return behavior. • Instrument and analyze drop-off points in high-stakes workflows, surfacing friction that impacts timely completion and follow-through. • Translate ambiguous experience challenges into clear, testable hypotheses. • Conduct exploratory and descriptive analyses to establish baselines, distributions, and patterns across patient, product, and clinical data. • Answer foundational questions about user behavior and system performance using raw event and operational data. • Develop statistical analyses and models to understand predictors of completion, engagement, and downstream outcomes. • Design and analyze experiments to improve key workflows while balancing measurable lift with long-term trust and clarity. • Plan and evaluate structured usability studies to assess task success and friction in critical experiences. • Create, craft, and compose surveys and targeted discovery work to uncover drivers behind observed patterns. • Build and maintain dashboards that track leading and lagging indicators across key experience touchpoints. • Own a monthly UX metrics reporting cadence that highlights meaningful shifts and emerging risks. • Identify gaps in instrumentation and partner with Engineering and Operations to improve lifecycle tracking and data integrity. • Quantify the impact of experience and workflow changes. • Partner cross-functionally to convert insight into concrete product and operational improvements. • Contribute to documentation, research repositories, and standards that support future growth

Role Description - Develop challenging problems in Physics to inform future AI innovations. - Create high-quality data sets for AI model training and evaluation. - Collaborate with AI research teams to enhance model outputs. - Work independently and asynchronously to meet deadlines. - Leverage expertise in Statistical Mechanics, Condensed Matter, and AMO Physics. Qualifications - PhD in Physics with specialization in Advanced Quantum Mechanics, Advanced Electrodynamics, or Advanced Classical Mechanics. - Graduate degree from US/UK/Canada/Western Europe. - High attention to detail. - Exceptional written and verbal communication skills. - Excellent proficiency in English. Requirements - Contract position. - Compensation: $85/hour. - Location: Remote. - Commitment: 4–6 tasks/week. Company Description Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.