Emma Sun, CFA
New York
Summary
Dynamic AI Software Engineer with a proven track record at Microsoft, Franklin Templeton, JPMorgan specializing in big data, machine learning and natural language processing. Achieved a 20% increase in targeted marketing effectiveness through advanced predictive analytics. Adept at optimizing distributed systems and leading cross-functional teams, combining technical expertise with strong collaboration skills.
Overview
15
15
years of professional experience
1
1
Certification
Work History
AI Software Engineer
Freelance
West New York
09.2023 - Current
- Worked with other NLP engineers, cloud architects and data scientists in developing LLM for an e-commerce store that improved sales by 20%.
- Enhanced the sentiment analysis model's accuracy by 10% through feature engineering and fine-tuning.
- Developed and deployed machine learning models using Python, TensorFlow, and scikit-learn to predict customer behavior, resulting in a 20% increase in targeted marketing effectiveness.
- Implemented automated data pipelines to streamline data collection and processing, reducing time spent on data preprocessing by 40%.
- Optimized predictive analytics algorithms, improving model accuracy from 85% to 92% by fine-tuning hyperparameters and integrating additional data sources.
Senior Software Engineer II
Microsoft
West New York
09.2020 - 12.2024
- Member of the Auction Logic Team working on the programmatic advertising exchange
- Integrated Whiteops/ Human's Ad Fraud and Spoofing Protections solution Media Guard.
- Collaborated with cross-functional teams to design innovative technology features.
- Developed real time feed for Whiteops's Machine Learning solution Fraud Sensor.
- Optimized caches and Kafka queues for activity tracking, pricing and member settings.
- Developed the Netflix video taxonomy for livestream and on demand.
- Worked on Prebid integration with Google, Yahoo, Facebook Audience Network, etc.
- Optimized the testing framework using data pipelines between console and OpenRTB bidders, exchange, creative rendering and validation, logging and reporting systems.
Quantitative Software Engineer
Franklin Templeton
New York
06.2016 - 08.2020
- Manager if a team of over a dozen consulting/ full-time developers and project managers for a alternative architecture, data pipelines and data warehouses.
- Team Lead on the Fund of Fund, Multi-asset trading desk and production owner for alpha generation, portfolio construction and trading systems for around 150 real and model portfolios.
- Team lead for robo-advisor delivery for over 20 model portfolios.
- Developed and maintained full life cycle for Strategic and Tactical Asset Allocation, Global Tactical Asset Allocation and Constant Proportion Portfolio Insurance Strategies.
- Developed and maintained trading systems with interfaces for research signals, intra-day cash flows, Bloomberg real-time pricing, Charles River OMS, custody, accounting and reporting.
- Engineered the return and risk covariances across asset classes and for style timing forecasts.
- Maintained risk and performance attribution and trade best execution systems.
Associate
JPMorgan Chase
New York
01.2015 - 06.2015
- Developed machine learning and natural language processing solutions of merchants and consumer spending for economic forecasts.
- Developed and supported ETL for fixed income trading surveillance system.
- Performed data migration from stand-alone to multi-tenancy Hadoop clusters.
Assistant Vice President
JPMorgan Chase
Columbus
02.2013 - 01.2015
- Developed applications to perform rolling statistics on monetary transaction databases.
- Automated Risk’s real-time scoring system using decision trees.
- Engineered all real-time statistical models that saved ~ $10MM/ month.
- Developed 40+ RSA SilverTail in-memory processing scripts generating web session intelligence.
- Developed and maintained 80+ ad hoc data analysis reports which saved ~$2MM/ month, including production fixes, deep dives, fraud trend following, geographic location generating, malware capturing and negative information monitoring for name, physical address, email, account number, routing number, devices and IP address.
Intern
BNY CONVERGEX GROUP
Boston
06.2013 - 08.2013
- Created a real-time, event-stream investment portfolio management system using Microsoft Reactive Extensions and Bloomberg/ Reuters.
Intern
Societe Generale
Beijing
06.2010 - 07.2010
- Responsible for real estate purchase compliance and clients' subscription to financial products.
Education
Masters - Information Systems Management
CAERNEIG MELLON UNIVERSITY
Pittsburgh, PA12.2012
Bachelor - Management Information Systems
UNIVERSITY OF INTERNATIONAL BUSINESS AND ECONOMICS
Beijing06.2011
Skills
- Distributed Systems
- Multi-thread
- Machine Learning
- Modeling
- Big Data/ Hadoop
- Blockchain
- Signal Generation
- Portfolio Construction
- Trading
- Asset Allocation
- Natural Language Processing
- Real-time, Low latency, High Throughput Systems
- Data Structures and Algorithms
- LLM
- Decision Trees
- RDMS
- LLM/ AI
Education and Training
other,other
Certification
- Blockchain Technologies. Massachusetts Institute of Technology
- Chartered Financial Analyst. CFA Institute
- Custom Training for Apache Hadoop. Cloudera
- Big Data Hadoop Fundamentals. IBM
- Big Data Spark Fundamentals. IBM
Timeline
AI Software Engineer
Freelance
09.2023 - Current
Senior Software Engineer II
Microsoft
09.2020 - 12.2024
Quantitative Software Engineer
Franklin Templeton
06.2016 - 08.2020
Associate
JPMorgan Chase
01.2015 - 06.2015
Intern
BNY CONVERGEX GROUP
06.2013 - 08.2013
Assistant Vice President
JPMorgan Chase
02.2013 - 01.2015
Intern
Societe Generale
06.2010 - 07.2010
Masters - Information Systems Management
CAERNEIG MELLON UNIVERSITY
Bachelor - Management Information Systems
UNIVERSITY OF INTERNATIONAL BUSINESS AND ECONOMICS