System Analysis, Function Development, Front-end and Back-end Integration, Engineering Maintenance, and Troubleshooting:- Spearhead the creation of DSLs(Domain-specific language) and their toolchains for both internal use and external clients in the legal field.- Continuously track library usage to reduce future maintenance costs.- Collaborate with the team to achieve a balance in data processing, reducing manual workload.- Identify systemic impacts to minimize disruptions in implementing new features and data processing. Ensure a balance between new features, data formats, and existing architecture to minimize user impact.- Utilize past experience to solve complex problems and document the resolution process as a reference guide.- Responsible for developing and designing core functionality, data structures, and architectures to meet future business needs. Also involved in managing other product maintenance tasks, proposing designs to meet MVP requirements and scheduled milestones.- Manage project management platforms and assist in task management adjustments to improve task flow efficiency. Develop small tools to enhance the smooth operation of the task management platform. Provide assistance to others in their tasks as needed to ensure smooth processes.- Design technical questions, observe and evaluate the performance of interviewees. Participate in interviews to assess candidate suitability. Continuously monitor the integration and performance of new team members after recruitment.

Focusing on the preprocessing procedure for NLP (Natural Language Processing), such as to develop textual data labeling with self-build annotation tools, data pipeline and the ETL (extract, transform, load) process with domain knowledge:- Designed and developed the ETL process to handle semi-structured/unstructured textual content into structured data with domain knowledge.- Created textual data labeling tool and annotation tool for field specialists and data markers.- Collaborated with data engineers and operation team to implement the ETL process, built API services to perform data extraction to fit the analytical and business requirements.

Developed, researched and implemented user interfaces, layouts and user flows from UI/UX designers to reach the needs of legal professionists such as attorneys, legal consultants and legal specialists etc, :- Created algorithms to typeset official judgements into a format which is more easier to read.- Created algorithms to transform the contents of judgements into an AST(Abstract Syntax Tree)-alike structure.- Created a text-mining tool for researchers who only needed to learn a little programming knowledge.- Created a boilerplate for ReactJS learners with ReactJS, Redux, Redux-Saga.- Intended to improve Node.js performance by implementing the same feature with C++.- Transformed the entire website into a responsive design for desktop, tablet and mobile with great cross-browser compatibility whithin One month.- Transformed the entire website from the client rendering into the server rendering.- Reduced the layout time of browsers to 10s from 20s on a page which contains 3M length Chinese words.- Reduced the computing time per document to 1ms from 10-15ms(in average) in index building pre-processing job by utilizing the structure of multiple-processes and multiple-threads. - Reduced the size of front-end bundle files by code-spliting.- Built an Office Word's template with OOXML for the document generation system.- Introduced Grafana to team as the monitoring system.

Reviewed student's programming assignments and answered their any questions.