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Matthew Jaworski

Matthew Jaworski

Senior Backend Engineer - Real-Time Data Systems

USA flag
Chicago, Usa
$35.00/hrExpertInternal Proprietary Tooling

Key Skills

Software

Internal/Proprietary Tooling

Top Subject Matter

No subject matter listed

Top Data Types

Computer Code ProgrammingComputer Code Programming

Top Label Types

Computer Programming Coding

Freelancer Overview

Profile Senior software engineer (15+ years) who designs, builds, and operates production systems end-to-end as a solo developer. Primary stack: Python, TypeScript, Azure CosmosDB, AWS. Sole engineer behind aleatoric.systems — a full-stack SaaS platform generating deterministic synthetic market data for DeFi and quantitative finance via MCP-native API and REST. Built Kinetic Stress (proprietary framework: Stochastic Resonance, Bayesian Calibration, Monte Carlo pipelines), Astro frontend, CosmosDB persistence, Stripe billing, and production observability. Currently training and evaluating LLMs through RLHF, code preference ranking, and prompt engineering for AI research platforms. Technical Skills Languages Python (expert), TypeScript (advanced), Bash, SQL, R, Solidity AI/ML Training RLHF annotation, code preference ranking, prompt evaluation, red-teaming, LLM output review, debugging AI-generated code Infrastructure AWS (ECS, S3, SQS/SNS, VPC), Azure CosmosDB, Docker, gRPC, WebSocket, REST APIs, MCP protocol servers Data & DevOps Azure CosmosDB, PostgreSQL, KDB, event-driven pipelines, CI/CD, Prometheus, Grafana, S3, structured logging Domains Deterministic simulation, synthetic market data generation, stochastic modeling, DeFi/blockchain, quantitative finance backtesting, real-time venue microstructure Platforms Alignerr, Astro, Node.js, Vue, Stripe, Prometheus, Grafana

ExpertEnglish

Labeling Experience

Alignerr

Internal Proprietary ToolingComputer Code ProgrammingComputer Programming Coding
Quality analysis and research of repo quality and LLM repair / improvement using anthropic tools

Quality analysis and research of repo quality and LLM repair / improvement using anthropic tools

2025 - 2025

Education

U

University of Chicago

Graduate Coursework, Business Statistics and Applied Regression

Graduate Coursework
2013 - 2013
U

University of London

Graduate Coursework, Quantitative Finance and Econometrics

Graduate Coursework
2011 - 2011

Work History

A

Alignerr - Contract

AI Training & Evaluation

Chicago
2025 - Present
G

Global Market-Making Firm

Senior Backend / Platform Engineer

Chicago
2023 - Present