Daniel Yekini

Applied mathematics, computing, and market microstructure

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About

Software engineer with quantitative focus, from enterprise software to trading tools. Technical skills span applied mathematics, computing, and markets. This portfolio documents projects, methodology, and results.

Projects

Market Microstructure & Low-Latency Systems

High-Performance Limit Order Book SimulatorLMAX Disruptor-powered low-latency limit order book simulator for market microstructure experiments.

Pricing & Risk Engineering

FinCraftr: Cross-Language Pricing & Risk ToolkitComposable Python/C++ toolkit for pricing, discounting, and risk analytics across asset classes.

Systematic Research & Alternative Data

MoodSwing Trading: Sentiment-Driven Trading SignalsReal-time NLP pipeline that combines news & social media sentiment with streaming dashboards to generate actionable trading signals.

Game Theory, AI & Adversarial Search

BitSnake: Competitive Snake with Intelligent PathfindingCompetitive snake game featuring BFS and A* pathfinding with adversarial WebSocket updates for AI agents.
Strategic Gomoku AI: Bayesian Approximation Using Memory-Mapped StructureAdversarial Gomoku engine featuring minimax, alpha-beta pruning and a novel memory map for action ranking.
Connect Four AI: Classic Adversarial AgentSearch-based Connect Four agent implementing minimax and alpha-beta pruning to play optimally.
TicTacToe AI: Human vs AI BaselineClassic tic-tac-toe engine showcasing adversarial search via human vs AI play.

Frontend UI & Creative Coding

SingleDiv Art: CSS MasterpiecesShowcases complex illustrations crafted with pure CSS using only a single div element and pseudo-elements.
A JavaScript Div: Interactive HTML divsExperimenting with pure JavaScript to build a responsive snake game rendered entirely within a single HTML element.

University & Early Work (Selection)

HireSnatch: "Pick Your Own Adventure" GameDesktop game in Java featuring a GUI, story packs and saved games
Scribble App: Java Drawing ToolJava Swing application for freehand drawing and note taking.