Jiaji Wu
Verified Expert in Engineering
Software Developer
Gothenburg, Sweden
Toptal member since May 19, 2021
Jiaji is a senior back-end developer with rich experience in the industry, including several global big software companies like Microsoft as well as a couple of successful small startups in Sweden. He's experienced in Java, Scala, Spring, and Apache Spark and has been specializing in tackling text-based big data challenges for the last 8+ years.
Portfolio
Experience
- Software Development - 15 years
- Computer Science - 15 years
- Design Patterns - 10 years
- Java - 8 years
- IntelliJ IDEA - 8 years
- Scala - 5 years
- Apache Spark - 5 years
- Visual Studio Code (VS Code) - 5 years
Preferred Environment
IntelliJ IDEA, Visual Studio Code (VS Code)
The most amazing...
...cyber threat event detection engine I've created for Recorded Future analyzes text from various sources, such as mainstream media and Twitter.
Work Experience
Senior Java and Scala Developer
Monocl
- Created a new framework to parse expert names from publications such as clinical trials.
- Developed a solution to parse geoinformation that's contained in the expert affiliations.
- Optimized the expert clustering algorithm to disambiguate experts with common names. Those experts were previously ignored since the existing clustering algorithm couldn't handle the amount of computation required.
- Proposed and implemented a solution to evaluate the result of the expert clustering algorithm.
Senior Software Engineer
Recorded Future
- Designed and implemented a rule-based event detection engine supporting multiple languages.
- Created a couple of dev tools to boost productivity since the company also hires consultants specializing in various languages.
- Improved the existing features constantly and added new features to the event detection engine.
Senior SDE
Dell EMC
- Took part in the framework design for EMC Storage Integrator. It is a Windows MMC-based management utility to simplify storage provision.
- Set up the build system using Hudson (now Jenkins) and authoring the Windows installer.
- Implemented plugins for EMC storage systems, such as the EMC VNX file storage system.
Software Design Engineer
Microsoft
- Contributed to the development of the first version of the Microsoft Amalga web client, which is one of the most welcomed features.
- Followed the standard software development process in Microsoft, including design reviews, code reviews, issue triage, and bug bash.
- Achieved successful and high-quality delivery despite an insanely tight schedule.
Experience
Event Detection Engine for Recorded Future
Name Parser for Monocl
Author Affiliation Geoinformation Parsing
Education
Bachelor's and Ph.D. Degree in Computer Science
University of Science and Technology of China - Hefei, Anhui, China
Skills
Tools
IntelliJ IDEA
Languages
Java, Scala, C#, JavaScript, TypeScript, Go
Frameworks
Apache Spark, .NET
Paradigms
Design Patterns
Platforms
Visual Studio Code (VS Code), Docker
Other
Software Development, Computer Science
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