Ismail Herrera

Actuarial candidate with a background in financial mathematics, applied statistics, and quantitative trading.

Experience developing and managing systematic options strategies and improving LLM mathematical reasoning through problem design and rubric development. Proficient in Python, R, MATLAB, SQL, and LaTeX.

Proprietary Trader at Maverick Trading (2024-01 – Present)

• Trade defined-risk options strategies under firm capital.
• Review option chains for volatility, liquidity, skew, expiration risk, and risk/reward.
• Built an ATR-based Python system that hedges short option exposure via shares.
• Analyze performance across market regimes to improve setup selection and risk management.

Mathematics Intelligence Analyst at Mercor (2025-01 – Present)

• Evaluate AI-generated solutions to multimodal math problems.
• Write rubrics used to score model responses.

STEM Subject Matter Expert at Snorkel AI (2024-12 – 2026-01)

• Designed original math problems to expose LLM reasoning errors in algebra, calculus, differential equations, and related subjects.
• Wrote step-by-step solutions and final answers for model training.
• Reviewed problem statements and solutions for mathematical accuracy and logical consistency.

Clerical Worker at Incode Corp (2015-07 – 2020-11)

• Maintained files, spreadsheets, and internal records for order, inventory, and shipping.
• Entered and verified data in Excel and internal databases.
• Tracked inventory usage, prepared shipping labels, and packaged outgoing orders.

Master of Science in Financial Mathematics – Johns Hopkins University (2021-09 – 2023-05)

Bachelor of Arts in Mathematical Economic Analysis – Rice University (2014-09 – 2020-05)