# Scott Lee > Software Engineer at Persona Identities Location: New York, New York, United States Profile: https://flows.cv/scottlee1 Senior Software Engineer with 5+ YoE in scalable backend services, identity management, AI/ML. Former Quantitative Trader with 2 YoE in building trading tools/algorithms, managing risk. Proficient in many languages including Typescript, Java, .NET/C#, and Python. Experienced in modern web frameworks (React, Node.js). Strong background in designing APIs (REST, GraphQL), database management (SQL, NoSQL), and cloud technologies (AWS, Google Cloud) ## Work Experience ### Software Engineer @ Persona Jan 2025 – Present | New York City Metropolitan Area ### Senior Software Engineer @ K Health Jan 2023 – Jan 2024 | New York, United States Led a team of 6 in the design, development, testing, and launch of a Google Identity Platform-based user login authentication infrastructure, resulting in 200%+ DAU growth Collaborated with Security, DevOps teams to re-design accounts platform with precise access controls on resources based on user types, increasing data accuracy by 90% Designed and built frontend and backend for identity verification flow, providing a consolidated patient profile leveraging Epic Healthcare and hospital data. Used a multi-threading algorithm and event listeners to sync medical history, allergies, medications, resulting in a 70% increase in speed and quality of care Reviewed and maintained accounts backend services and login UI/UX across a team of 6 in Typescript + React. Served as a subject matter expert and champion for accessibility, socializing and implementing best practices such as accessible color contrasts and alt text on images, links, error messages ### Software Engineer @ Fast Break Labs Jan 2022 – Jan 2022 | New York, New York, United States Seed round blockchain startup backed largely by VC firms Pantera Capital and Patron. Created a basketball simulation game on Solana. Worked with a 5-person engineering team and 15 people total in the company. Built and shipped entire frontend (React, AWS) for our in-game store, allowing users to enter raffles and purchase players using in-game tokens. Mapped out a smooth UI/UX experience in collaboration with Product Design team. Designed and implemented all data models (PostgresSQL) underlying our in-game store front in an ORM. Led team of 3 engineers for building and testing probability models for the game engine to simulate basketball games using player stats stored on-chain. Game simulation ran twice a day for 1,000 users in tournaments. Created developer tools for Product team to make pricing and inventory changes to our in-game marketplace. Developed automated pipelines for match scheduling, reward distribution, and blockchain update/refresh. Built monitoring (Datadog, Metabase) and wrote documentation to increase on-call visibility and execution speed. Engaged with user community to iterate on the game engine to maintain basketball realism, balance play styles, and keep game meta fun. Compared against historical NBA data to measure success of balance changes. ### Software Engineer @ Kiski Group Inc. Jan 2019 – Jan 2022 | New York, New York, United States Privately funded financial analytics and consulting software company. Built bespoke tools for hedge funds and investment banks to predict market movements and investor decisions under various market conditions. Worked in an Agile environment in JIRA with a team of 8 engineers + product manager + project manager. Created database schemas (Microsoft SQL Server, Elastic Search) for financial and investment data across 100,000+ financial assets and 10,000 investment managers dating back to 1970. Led team of 5 engineers to revamp daily processing for 100+ client portfolios, freeing up time for both engineers and DevOps. Sped up data ingestion by 50% and decreased daily average number of errors by 20%. Developed search engine algorithm for historical stock or investor data, querying based on stock symbols and dates. Met with clients weekly to iterate on feedback and develop new tools in response to live financial markets. ### Equity Options Trader @ Marathon Trading LLC Jan 2017 – Jan 2019 | Greater New York City Area Managed a long-short portfolio of US-based equity options totaling approximately one million US dollars worth of risk. Created internal C# applications to enable traders to identify potential market opportunities, assess firm risk, and execute trades. Conducted studies on different market trends to find new strategies for deployment both firm-wide and within my own book. Managed firm systems that send out the firm’s automated option prices, insuring that prices comply with FINRA regulation. ### CIS 160 TA @ University of Pennsylvania Jan 2014 – Jan 2016 TA for Mathematical Foundations in Computer Science. ### Software Intern @ Monexo Jan 2016 – Jan 2016 | Hong Kong Developed tools for internal use to determine appropriate interest rates for borrower clients. Interest rates were determined by looking at many factors including: borrowers’ credit history, cash flows, bank statements, and social media information. Integrated back-end systems with software widely used by current and future clients in preparation for company’s imminent launch in India within the next few months. Technology was being used in Hong Kong, launched in India after my internship. ## Education ### Bachelor's Degree in Dual-Degree in Computer Science and Finance/Statistics University of Pennsylvania ### High School Collegiate School for Boys ## Contact & Social - LinkedIn: https://linkedin.com/in/scott-chewon-lee --- Source: https://flows.cv/scottlee1 JSON Resume: https://flows.cv/scottlee1/resume.json Last updated: 2026-04-05