P. Z. Email & Phone Number

Boise, ID, US

Aachen, North Rhine-Westphalia, Germany

• German-Chinese online dictionary, https://www.mydict.comFrom 2005 to the present, I have single-handedly developed a comprehensive online dictionary project, initially used PHP and transitioned to Ruby on Rails after.
• Managed full-stack development independently, including back-end, responsive front-end, database design, cybersecurity, code deployment, performance optimization, and search engine optimization (SEO).
• Developed a robust system comprising over 24,000 lines of code, attracting over 20,000 registered users and achieving 10 million monthly visits, making it the largest online Chinese-German dictionary at the time.

Darmstadt, Hesse, Germany

• https://iot-venture.comDeveloped and optimized a scalable, high-availability system using Ruby on Rails and Node.js. Leveraged AWS and Scaleway cloud architectures to efficiently process over 6 million IoT tracker.
• In my technical work, I achieved: - API development for front-end. - Refactored a Sidekiq worker to facilitate the bulk insertion of tracker records into the database, achieving a tenfold reduction in processing time..
• Facilitated cross-functional collaboration among diverse teams, including firmware, mobile app, react front-end, and back-end, to drive project success and streamline processes.
• Collaborated closely with non-technical stakeholders such as the service team, Scrum Master, and Product Owner, to translate technical concepts into actionable insights, ensuring project alignment and successful.
• Mentored new and junior team members, and conducted code reviews.

Aachen, North Rhine-Westphalia, Germany

• https://www.ni.com/diadem
• Developed and maintained the VIEW, ANALYSIS and REPORT modules of DIAdem, a desktop software similar to Tableau that streamlines data processing and visualization for efficient root-cause analysis.
• Utilized Azure DevOps to streamline project management and enhance collaboration through effective CI/CD pipelines, automated testing, and comprehensive work item tracking.
• Participated in leadership training and successfully applied the skills to project management of the new Bird's Eye View feature, achieving significant success and making it a unique selling point of the annual.
• Refactored legacy code to achieve low coupling, encapsulation, and modularity, and completed comprehensive testing to ensure code reliability and maintainability.
• Worked closely with high-profile clients, including Mercedes-Benz and Toyota, to understand their requirements and deliver robust and customized software solutions.

Aachen, North Rhine-Westphalia, Germany

https://www.zs-ug.deI was responsible for the development and maintenance of the company website, ensuring its optimal performance and user experience.Additionally, I developed a customer information management system for Windows using C#. This system managed both personal and corporate customer data, as well as a variety of health check indicators. My.

Aachen, North Rhine-Westphalia, Germany

I initially developed a solution using Microsoft Access and VBA to manage and analyze financial data. The system was designed to generate comprehensive reports, thereby enabling the leadership team to make informed investment decisions based on reliable data insights.Recognizing the need for a more automated and convenient solution, I later developed a.

Aachen, North Rhine-Westphalia, Germany

Conducted testing of motherboards and repair of HP/Compaq desktops, achieving excellent performance, and was promoted to team leader after one year due to outstanding performance.Developed and standardized SOPs for motherboard testing, enhancing process consistency and efficiency.Developed an automated installation system for the Windows operating system.