Keying Wu

Freelance Fullstack Developer

Frankfurt am Main, Germany

Experience

Feb 2023 - Present
2 years 5 months
Frankfurt, Germany

Freelance Fullstack Developer

Helaba Invest

  • ChatGPT-Like Al Chatbot with File Upload: Developed a secure, ChatGPT-like Al chatbot with file upload and interaction capabilities, hosted on Azure in Europe to ensure compliance with corporate data privacy regulations.
  • Al-Powered Legal Document Processing: Implemented an Al-driven solution for automating the extraction of tax-related data from complex legal documents for a leading asset management bank. This solution significantly enhanced the accuracy of tax liability identification, reduced processing time, and mitigated the risk of non-compliance.
  • Asset Manager Service Portal: Developed the comprehensive AMS (Asset Manager Service) portal using Angular, Python, Docker & Oracle DB. It served as a pivotal data catalog, significantly enhancing data retrieval efficiency and accuracy.
  • Dynamics 365 Azure Integration: Expertly tailored Microsoft Dynamics 365, integrating it with Azure Functions plugins. This customization was pivotal in aligning the CRM's capabilities precisely to the unique and intricate requirements of an esteemed investment institute.
Jan 2021 - Sep 2022
9 months
Munich, Germany

Lead Fullstack Developer

UniCredit Group

Equity Innovation and development

  • Led the project team to develop an investment platform for structured products using Java and C#.NET.
  • Automated release tests upon implementing new features by integrating a Jenkins CI/CD pipeline, resulting in a 50% reduction in the execution time of the regression test.
  • Migrated the old Ul and rewrote the Ul part of the issuance platform using Angular, and WPF. Reimplemented a front-end framework and maintained a reusable component set.
Dec 2019 - Dec 2021
2 years 1 month
Munich, Germany

Senior Fullstack Developer

UniCredit Group

Equity Innovation and development

  • Developed an issuance platform for structured products using C# .NET, Java, Oracle Database, and Angular, which issued 200 million derivative products, executing one million workflow actions daily.
  • Coordinated sprints, retrospective meetings and daily stand-ups.
  • Communicated with businesses to identify high-level and detailed requirements.
  • Optimized the workflow engine, which executes more than one million actions daily.
Apr 2019 - Nov 2019
8 months
Munich, Germany

Quantitative Business Analyst

UniCredit via DevNet GmbH

Equity Innovation and development

  • Creating, analyzing and validating business requirements, translating them into detailed Functional requirements and user stories, and defining acceptance criteria and test cases.
  • Developed complex advancement reports using PL/SQL for trading and sales of investment banking departments.
  • Optimized a release test/regression test based on new features of trading and sales applications.
Jul 2016 - Mar 2019
2 years 9 months
Munich, Germany

Software Engineer

BMW via EVA Fahrzeugtechnik GmbH

  • Developed dynamic simulation and lifetime estimation tools for high-voltage batteries using MATLAB and Python, leveraging physics-based models for optimal profile estimation and building a comprehensive lithium-ion battery model with Dymola.
  • Automated battery simulation processes, enhancing configurability and parameter creation capabilities through Python's multiprocessing pool.
  • Streamlined data management by automating data export and visualization in Excel using VBA, ensuring efficient and clear representation of battery analytics.

Summary

Keying is a seasoned full stack developer focused on business outcomes, along with having a solid engineering background. With hands-on experience in all stages of software development, she is a life-long learner, a completionist, and a problem solver. Keying's expertise lies in building MVPs, web apps, enterprise software, web crawlers and REST APIs

Languages

Chinese
Native
German
Native
English
Advanced

Education

Sep 2013 - Feb 2016

TU Braunschweig

Automobile Engineering · Automobile Engineering · Braunschweig, Germany · 4.3/5

Sep 2009 - Aug 2013

Tongji University

Automobile Engineering · Automobile Engineering · China · 4.43/5

Certifications & licenses

CFA Charterholder