UNKNOWN

FEED

Your expertise will help select and solve challenging problems in systematic and quantitative strategies — including statistical arbitrage, factor investing, market microstructure modeling, high-frequency / execution algorithms, risk premia harvesting, machine learning-based alpha generation, and portfolio optimization under realistic constraints. BASIC QUALIFICATIONS: Master's or PhD in a strongly quantitative field: Quantitative Finance, Financial Engineering, Financial Mathematics, Statistics, Applied Mathematics, Computer Science (with finance focus), Physics, Operations Research, Econometrics, or closely related discipline or equivalent professional experience as a quantitative researcher / systematic trader.

HOUR

<div class="content-intro"><h3><strong>About xAI</strong></h3><p>xAI's mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company's mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.</p></div><h3>ABOUT THE ROLE:</h3><p>As a Quantitative Trader, you will play a key role in improving xAI's advanced AI systems by delivering high-quality annotations, evaluations, and expert input using specialized labeling tools. You will collaborate closely with our technical teams to support the development and refinement of new AI capabilities, with a particular emphasis on quantitative trading domains. Your expertise will help select and solve challenging problems in systematic and quantitative strategies — including statistical arbitrage, factor investing, market microstructure modeling, high-frequency / execution algorithms, risk premia harvesting, machine learning-based alpha generation, and portfolio optimization under realistic constraints. This role requires strong analytical thinking, rapid adaptation to evolving guidelines, and the ability to provide rigorous, technically sound critiques and solutions in a fast-moving environment.</p><p>As a Quantitative Trader, you will directly contribute to xAI's mission by helping train and refine our frontier AI models. You will teach the models how quantitative traders reason, model markets, evaluate signals, manage risk, and interact with complex financial data and systems. This involves providing high-quality data in various formats (text, voice, video), writing detailed annotations, critiquing model outputs, recording audio explanations, and occasionally participating in structured video sessions. We are looking for individuals who are enthusiastic about these data-generation activities, as they form a core part of advancing xAI's goals in scientific discovery and real-world reasoning.</p><p>Quantitative Traders provide labeling, annotation, evaluation, and expert reasoning services across text, voice, and video data modalities to support model training and evaluation. The role may include recording audio responses, participating in video-based tasks, or producing step-by-step quantitative reasoning traces — all of which are essential job functions required to fulfill xAI's mission. All outputs are considered work-for-hire and owned by xAI.</p><h3>RESPONSIBILITIES:</h3><ul><li>Use proprietary annotation and evaluation software to provide precise labels, rankings, critiques, and detailed solutions on assigned projects</li><li>Deliver consistently high-quality, curated data that meets strict technical and scientific standards</li><li>Collaborate with engineers and researchers to support the creation and iteration of new training tasks and evaluation benchmarks</li><li>Provide feedback that helps improve the usability, efficiency, and precision of annotation and data-collection tools</li><li>Select and solve complex problems from quantitative trading domains where you have deep expertise — examples include:</li><li><ul><li>Factor model construction and signal combination</li><li>Market microstructure and order book dynamics</li><li>Statistical arbitrage and pairs/cointegration strategies</li><li>ML-driven alpha generation and feature engineering</li><li>Optimal execution algorithms and transaction cost modeling</li><li>Portfolio construction under constraints (risk, turnover, sector, etc.)</li><li>Risk modeling and stress-testing frameworks</li></ul></li><li>Deliver rigorous model critiques, alternative solutions, mathematical derivations, and quantitative reasoning when evaluating AI outputs</li><li>Interpret, analyze, and execute tasks efficiently based on detailed (and sometimes evolving) instructions</li></ul><h3>BASIC QUALIFICATIONS:</h3><ul><li>Master's or PhD in a strongly quantitative field:<br/>Quantitative Finance, Financial Engineering, Financial Mathematics, Statistics, Applied Mathematics, Computer Science (with finance focus), Physics, Operations Research, Econometrics, or closely related discipline or equivalent professional experience as a quantitative researcher / systematic trader</li><li>Excellent written and verbal communication in professional English (both technical and explanatory styles)</li><li>Deep familiarity with financial data sources and platforms (Bloomberg, Refinitiv, FactSet, Capital IQ, SEC EDGAR, CRSP/Compustat, TAQ, earnings transcripts & call databases, alternative data providers, etc.)</li><li>Exceptional analytical reasoning, attention to detail, and ability to make sound judgments with incomplete information</li><li>Genuine passion for quantitative methods, systematic trading, machine learning in finance, and frontier AI technology</li></ul><h3>PREFERRED SKILLS AND EXPERIENCE:</h3><ul><li>Professional experience in quantitative trading, systematic strategies, or quant research at a hedge fund, prop trading firm, asset manager, or investment bank</li><li>Track record of publication(s) in refereed journals/conferences in finance, econometrics, machine learning, or related fields</li><li>Prior teaching, mentoring, or tutorial experience (university level or industry training)</li><li>Working proficiency in Python (pandas, NumPy, SciPy, scikit-learn, PyTorch/TensorFlow, statsmodels, polars, etc.) and/or R for financial modeling and data analysis</li><li>Familiarity with backtesting frameworks, vectorized computation, and handling large financial datasets</li><li>CFA, FRM, CQF, CAIA or similar professional designations</li><li>Experience with high-frequency data, execution algorithms, or market microstructure research</li><li>Previous work involving large language models, reinforcement learning, or AI evaluation pipelines (a strong plus)</li></ul><h3>LOCATION AND OTHER EXPECTATIONS:</h3><ul><li style="font-family:'helvetica' , 'arial' , sans-serif">Tutor roles may be offered as full-time, part-time, or contractor positions, depending on role needs and candidate fit.</li><li style="font-family:'helvetica' , 'arial' , sans-serif">For contractor positions, hours will vary widely based on project scope and contractor availability, with no fixed commitments required.  On average most projects may involve at least 10 hours per week to achieve deliverables effectively though this is not a fixed commitment and depends on the scope of work. Contractors have full flexibility to set their own hours and determine the exact amount of time needed to complete deliverables. </li><li style="font-family:'helvetica' , 'arial' , sans-serif">Tutor roles may be performed remotely from any location worldwide, subject to legal eligibility, time-zone compatibility, and role specific needs.</li><li style="font-family:'helvetica' , 'arial' , sans-serif">For US based candidates, please note we are unable to hire in the states of Wyoming and Illinois at this time.</li><li style="font-family:'helvetica' , 'arial' , sans-serif">We are unable to provide visa sponsorship.</li><li style="font-family:'helvetica' , 'arial' , sans-serif">For those who will be working from a personal device, your computer must be a Chromebook, Mac with MacOS 11.0 or later, or Windows 10 or later.</li></ul><h3>COMPENSATION AND BENEFITS:</h3><p>US based candidates: $45/hour - $100/hour depending on factors including relevant experience, skills, education, geographic location, and qualifications. International candidates: Information will be provided to you during the recruitment process.</p><p>Benefits vary based on employment type, location and jurisdiction. Benefits for eligible U.S. based positions include health insurance, 401(k) plan, and paid sick leave. Specific details and role specific information will be provided to you during the interview process.</p><div class="content-conclusion"><p><em>xAI is an equal opportunity employer. For details on data processing, view our </em><em><a href="https://x.ai/legal/recruitment-privacy-notice" rel="nofollow noopener noreferrer" target="_blank">Recruitment Privacy Notice</a>.</em></p></div>

Finance Expert - Quantitative Trading

GreenHouseAPI

In this role, you will leverage your expertise in fixed income trading and analysis, including government and corporate bond trading, interest rate derivatives, credit analysis, yield curve construction, portfolio management, securitized products, relative value analysis, duration and convexity hedging, spread analysis, fixed income, currencies and commodities (FICC) research, and fixed income pricing methodologies to support the training of AI systems. Deliver curated, high-quality data for scenarios involving fixed income trading, bond valuation, interest rate products, credit spread analysis, portfolio construction, securitized products, yield curve strategies, hedging techniques, and market-making activities.

<div class="content-intro"><h3><strong>About xAI</strong></h3><p>xAI's mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company's mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.</p></div><h3><strong>ABOUT THE ROLE:</strong></h3><p>We are seeking a skilled Fixed Income Data Expert to enhance xAI's AI models by providing high-quality data annotations and inputs tailored to fixed income markets contexts.  In this role, you will leverage your expertise in fixed income trading and analysis, including government and corporate bond trading, interest rate derivatives, credit analysis, yield curve construction, portfolio management, securitized products, relative value analysis, duration and convexity hedging, spread analysis, fixed income, currencies and commodities (FICC) research, and fixed income pricing methodologies to support the training of AI systems. You will collaborate with technical teams to refine annotation tools and curate impactful data, ensuring our models effectively capture real-world fixed income market dynamics. This role requires adaptability, strong analytical skills, and a passion for driving innovation in a fast-paced environment.</p><h3><strong>RESPONSIBILITIES:</strong></h3><ul><li>Utilize proprietary software to provide accurate input and labels for fixed income projects, ensuring high-quality data for AI model training.</li><li>Deliver curated, high-quality data for scenarios involving fixed income trading, bond valuation, interest rate products, credit spread analysis, portfolio construction, securitized products, yield curve strategies, hedging techniques, and market-making activities.</li><li>Collaborate with technical staff to support the training of new AI tasks and contribute to the development of innovative technologies.</li><li>Assist in designing and improving efficient annotation tools tailored for fixed income market data.</li><li>Select and analyze complex problems in fixed income markets aligned with your expertise to enhance AI model performance.</li><li>Interpret, analyze, and execute tasks based on evolving instructions, maintaining precision and adaptability.</li></ul><h3><strong>BASIC QUALIFICATIONS:</strong></h3><ul><li>Professional experience in fixed income markets or related fields (e.g., FICC research, fixed income trader, portfolio manager, credit research analyst, sales professional, or quantitative analyst focused on rates, credit, or securitized products).</li><li>Proficiency in reading and writing informal and professional English.</li><li>Strong communication, interpersonal, analytical, and organizational skills.</li><li>Excellent reading comprehension and ability to exercise autonomous judgment with limited data.</li><li>Passion for technological advancements and innovation in fixed income markets.</li></ul><h3><strong>PREFERRED SKILLS AND EXPERIENCE:</strong></h3><ul><li>Relevant certification or advanced training (e.g., Series 7, Series 63, CFA, FRM or similar finance-related certification).</li><li>Experience mentoring or training others in fixed income practices, such as bond valuation, yield analysis, duration management, or trading strategies.</li><li>Comfort with recording audio or video sessions for data collection.</li><li>Familiarity with AI or data annotation workflows in a technical setting.</li></ul><h3>LOCATION AND OTHER EXPECTATIONS:</h3><ul><li style="font-family:'helvetica' , 'arial' , sans-serif">Tutor roles may be offered as full-time, part-time, or contractor positions, depending on role needs and candidate fit.</li><li style="font-family:'helvetica' , 'arial' , sans-serif">For contractor positions, hours will vary widely based on project scope and contractor availability, with no fixed commitments required.  On average most projects may involve at least 10 hours per week to achieve deliverables effectively though this is not a fixed commitment and depends on the scope of work. Contractors have full flexibility to set their own hours and determine the exact amount of time needed to complete deliverables. </li><li style="font-family:'helvetica' , 'arial' , sans-serif">Tutor roles may be performed remotely from any location worldwide, subject to legal eligibility, time-zone compatibility, and role specific needs.</li><li style="font-family:'helvetica' , 'arial' , sans-serif">For US based candidates, please note we are unable to hire in the states of Wyoming and Illinois at this time.</li><li style="font-family:'helvetica' , 'arial' , sans-serif">We are unable to provide visa sponsorship.</li><li style="font-family:'helvetica' , 'arial' , sans-serif">For those who will be working from a personal device, your computer must be a Chromebook, Mac with MacOS 11.0 or later, or Windows 10 or later.</li></ul><h3>COMPENSATION AND BENEFITS:</h3><p>US based candidates: $45/hour - $100/hour depending on factors including relevant experience, skills, education, geographic location, and qualifications. International candidates: Information will be provided to you during the recruitment process.</p><p>Benefits vary based on employment type, location and jurisdiction. Benefits for eligible U.S. based positions include health insurance, 401(k) plan, and paid sick leave. Specific details and role specific information will be provided to you during the interview process.</p><div class="content-conclusion"><p><em>xAI is an equal opportunity employer. For details on data processing, view our </em><em><a href="https://x.ai/legal/recruitment-privacy-notice" rel="nofollow noopener noreferrer" target="_blank">Recruitment Privacy Notice</a>.</em></p></div>

Finance Expert - FICC Research

Finance Expert - Fixed Income

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Finance Expert - Quantitative TradingxAI

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