QUANTITATIVE ANALYSIS • ALGORITHMIC TRADING • RISK MANAGEMENT • FINANCIAL ENGINEERING • QUANTITATIVE ANALYSIS • ALGORITHMIC TRADING • RISK MANAGEMENT • FINANCIAL ENGINEERING •
Bridging Mathematics & Markets

Julian Vance

Architecting high-frequency trading models and scalable financial data pipelines. I transform complex stochastic calculus into optimized, low-latency market execution systems that drive institutional alpha.

View Case Studies
Abstract architectural geometric shape
CFA / CQF Certified
01 // The Core

Strategic Engineering

With over 7 years in the quantitative finance sector, I specialize in the intersection of mathematical modeling and high-performance computing. My mission is to eliminate latency and maximize predictive accuracy in volatile markets.

Beyond the code, I understand the macroeconomic drivers. I don't just build pipelines; I build risk-aware ecosystems that adapt to market microstructure changes in real-time. My philosophy is rooted in rigorous backtesting, statistical significance, and elegant engineering.

Strategic Risk Assessment
Translating systemic market threats into actionable quantitative constraints.
Under-Pressure Execution
Maintaining algorithmic integrity and making split-second decisions during market flash-crashes.
Cross-Functional Synergy
Bridging the vocabulary gap between C-suite executives, pure mathematicians, and software engineers.
02 // The Journey

Professional Impact

2020 — Present

Senior Quantitative Analyst

Apex Capital Partners (New York)
  • Engineered a proprietary stochastic volatility model in C++, increasing derivative pricing accuracy by 18% across the options desk.
  • Optimized portfolio rebalancing algorithms utilizing linear programming, reducing execution latency by 45% during peak volatility.
  • Spearheaded the migration of legacy SAS risk infrastructure to a distributed Python/Apache Spark environment, processing 50M+ daily events.
  • Mentored a team of 4 junior quants, establishing strict code-review and backtesting protocols.
2017 — 2020

Financial Data Scientist

Nexus Global Bank (London)
  • Architected predictive credit risk pipelines using XGBoost and LightGBM, reducing false-positive default predictions by 22%.
  • Developed a real-time sentiment analysis engine scraping Bloomberg terminals via NLP, providing alternative alpha signals to traders.
  • Automated regulatory reporting (Basel III compliance) by creating dynamic data pipelines in SQL and Python, saving 40 hours monthly.
2016 — 2017

Derivatives Trading Intern

Quantum Strategies (Chicago)
  • Built an automated daily P&L and Greeks reporting dashboard using Python (Pandas) and VBA.
  • Conducted Monte Carlo simulations to stress-test exotic options portfolios under extreme market scenarios.
03 // The Arsenal

Tech Stack Radar

Quantitative Modeling

Stochastic Calculus 95%
Time Series Analysis 90%
Monte Carlo Simulations 88%
Options Pricing (Black-Scholes/Binomial) 92%

Programming & Tech

Python (Pandas, NumPy, SciPy) 98%
C++ (Low Latency) 85%
SQL / KDB+ q 90%
Machine Learning (Scikit, PyTorch) 82%

Tools & Infrastructure

Bloomberg Terminal
AWS Ecosystem
Docker / Kubernetes
Apache Kafka
Git CI/CD
Tableau / Grafana
04 // Case Studies

Architected Solutions

Data visualization dashboard showing market trends

Alpha Event Engine

A highly concurrent event-driven backtesting engine capable of simulating 10 years of tick-level data in under 5 minutes. Implemented custom slippage and transaction cost models to reflect true market conditions.

Python C++ Core PostgreSQL Redis
Code on a screen showing data streams

Real-Time VaR Dashboard

Streaming analytics platform calculating Value at Risk (VaR) on a live portfolio. Utilizes WebSocket feeds from major exchanges, processed through a distributed messaging queue for instant risk visualization.

React Node.js Apache Kafka D3.js
Stacks of coins and financial charts

NLP Sentiment Arb

Machine learning pipeline scraping SEC filings and financial news outlets. Applies state-of-the-art transformer models to gauge institutional sentiment, triggering automated execution orders based on threshold breaches.

PyTorch HuggingFace NLP AWS Lambda
Server room with glowing lights representing processing power

Cross-Exchange Arb Bot

Low-latency statistical arbitrage system written in memory-safe systems language. Monitors order books across 5 decentralized exchanges, executing triangular arbitrage opportunities within microsecond tolerances.

Rust WebSockets Docker
05 // Foundation

Academic & Certifications

2016

MSc Financial Engineering

Columbia University • New York

Thesis: "Stochastic Volatility Jumps in High-Frequency FX Markets." Graduated with Distinction.

2014

BSc Applied Mathematics

University of Chicago • Chicago

Minor in Computer Science. Focus on Probability Theory and Linear Algebra.

Active

CFA Charterholder

CFA Institute
Active

Certificate in Quantitative Finance (CQF)

Fitch Learning
06 // Endorsements

Professional Verification

"

"Julian completely transformed our risk architecture. His ability to take complex mathematical concepts and deploy them as robust, production-ready C++ code is unparalleled. He is a rare hybrid of a pure quant and a hardcore software engineer."

Marcus Thorne
Head of Risk, Apex Capital Partners
"

"Working with Julian on the NLP alpha engine was an eye-opener. He possesses a deep understanding of market microstructure which ensures that models aren't just statistically sound on paper, but actually profitable in live trading environments."

Elena Rostova
Lead Portfolio Manager, Nexus Global
"

"His dedication to eliminating latency is obsessive in the best way possible. Julian's optimization of our rebalancing algorithms saved the firm significant basis points in slippage during the March volatility spikes."

David Chen
Chief Technology Officer, QS
07 // Initiate Sequence

Establish Connection

Let's build the future of finance.

Currently open for Senior Quant roles, specific algorithmic consulting contracts, or high-impact freelance engineering missions. My systems run 24/7, and so does my inbox.

New York, NY (Remote Worldwide)
julian.vance@fictivequant.com
PGP Key Available upon request
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