Jonathan Yau Email & Phone Number

Technologies: JavaScript, React, React Native, Swift, TypeScript, Appium, Cucumber-Lead and collaborated with project managers and developers to build modern and responsive iOS/Android mobile applications for clients-Designed, developed, and maintained iOS applications using Xcode IDE (React Native, Swift, Objective-C, TypeScript, JavaScript) -Debugged and provided performance optimization using linting and testing tools such as SwiftLint, Appium, Cucumber, JIRA -Converted legacy code from Objective-C to Swift-Used Git, Github, and BitBucket for source-code management and version control

Los Angeles, Ca, Us

Technologies: HTML, CSS, JavaScript, React, Express, Node, MongoDB, Heroku, EJS, PostgreSQL, Postman, Bootstrap, Tailwind-Built semantically structured full stack web applications from design, development, and maintenance for clients-Managed full cycle software production from writing, reviewing, testing, and deploying software-Collaborated with project managers and developers to build modern and responsive web applications using best practices -Lead team meetings to meet deadlines and maintain efficiency among the team-Used Git and GitHub for source-code management and version control-Applied agile methodologies (SCRUM and Kanban) for project management

Long Beach, California, Us

Leading and engineering custom architectural millwork projects from the submittal drawing process through revisions, engineering, and CADCode programming. Following projects through the production floor and assisting project management through a successful installation to assure highest customer satisfaction and profitability.• Works with designers, architects, and project managers to complete custom millwork projects.• Uses AutoCAD to creates and design interior layouts and products based on individual, customer, and architectural input.• Contributes to team building and optimization of common manufacturing practices.• Provides time and material estimates to estimating.• Calculates yield and usage based on specific material and construction knowledge. • Supports project management by assuring construction details and acting as liaison during both pre and post-installation to the customer, installers, and general contractors.• Supports purchasing by creating requisition forms and calculating and specifying materials and quantities.• Creates engineering drawings for individual products to support manufacturing to complete jobs.• Program manufacturing machinery(CNC, beam saw, dowel inserter).• Quality control and inspect products before shipment and installation.• Work with installers and provide instructions.

City Of Industry, California, Us

Mechanical Design Engineer – Member of the mechanical engineering team designing steam boilers and generators using CAD.• Analyzes engineering/manufacturing sketches, data, & proposed product specifications to determine feasibility of product proposal and modeling solutions.• Confers with engineering & manufacturing personnel to clarify or resolve problems on product designs.• Prepares product model structure and implements product layout through detailed drawings and schematics.• Directs and coordinates with manufacturing to build prototype products.• Assists in testing and data collection of prototype & first run product introductions.• Confers with other engineering personnel to prepare design modifications as required.• Use 3-D/Solids modeling (PTC CREO) computer assisted engineering design software to perform engineering and design tasks.• Prepare and analyze P&ID.

Torrance, California, Us

Member of the product development team designing office and school furniture using CAD.● Perform market research, analyze, develop, and recommend product design approaches necessary to meet market demands. One of my designs was chosen by the company for an utility patent.● Prepare and review completed layouts and drawings for clarity, completeness, conformity to industrial safety standards, internal control procedures, specifications and accuracy of calculations and dimensioning.● Work closely with manufacturing and test engineers to build and test prototypes of new and/or improved products.● Assist VP of Engineering to develop tooling for new projects by researching and identifying qualified suppliers. Work closely with tooling suppliers to ensure tooling and fixtures are producing quality parts per specifications.● Work closely with production engineers to improve on design and manufacturing processes to minimize redundancies, reduce inefficiencies and to improve safety for end users.● Assist Engineering Manager to manage project details such as new product concepts, development of drawings, building prototypes and documentation. ● Design, evaluate, and draw detailed part and assembly drawings using CAD software. ● Develop and monitor test procedures consistent with design and in compliance to industrial safety standard. ● Develop and test mechanical engineering theory and design.● Identify design errors, omissions, and other deficiencies, and recommend revisions and/or improvements in design layout to responsible engineers or designers. ● Apply solutions of moderate scope and complexity, and perform and solve standard assignments.● Collaborate with Industrial Engineering for Engineering Change Requests and drawing changes.● Collaborate with Industrial Engineers addressing the appropriateness of bill of materials details.● Core member of Virco’s Youth Leadership Team with additional responsibility on the development of a BtoB Ecommerce website.

San Francisco, Ca, Us

Worked in a fast growing startup in San Francisco as an engineering intern, reporting directly to the CTO.● Started the Company’s internal wiki and fostered documentation disciplines across functional departments.● Built widgets in PHP for the internal wiki to help improve productivity in writing documentation.● Wrote the company’s first version of API documentation to ensure consistency in documentation style.● Developed custom templates for the Company’s flagship product DEC (Distributed Engagement Channel).● Assisted QA for the launch for the newest product DEC 4.0. Engaged in process validation and testing.● Participated in project meetings with teams from various departments.● Identified the appropriate platform to formalize internal documentation processes.● Installed and launched an internal documentation tool, MediaWiki, to empower employees to document.Trained and educated colleagues on the most efficient and effective ways to document.

Torrance, Ca, Us

GCS is a semiconductor wafer foundry service provider that manufactures technology leading, high performance, high quality, semiconductor devices.● Assisted Corporate Controller in various accounting functions, such as AR, AP, fixed assets, audit documentation, record filing, data organization and record management.

Torrance, Ca, Us

● Worked in a semiconductor cleanroom environment to perform various QA functions including outgoing final visual inspection ● Assisted Q&A Supervisor with documentation and quality control tasks.● Handled and transferred delicate and fragile semiconductor wafers onto mounting tapes for die separation.● Program shipping labels on wafer carriers. ● Generate spreadsheet macros to speed up and improve accuracy of data entry.