professional-certificate
Supported by the following organizations
This is to certify that Sylwester Wojnowski successfully completed all courses and received passing grades for a Professional Certificate in Computer Science for Web Programming a program offered by HarvardX, in collaboration with edX.
Noted by
![David J. Malan](https://d2phepy00eeb4d.cloudfront.net/media/signatories/303/dmalan.png)
David J. Malan
Gordon McKay Professor of the Practice of Computer Science Harvard University
For tips and tricks on printing your certificate, view the Web Certificates help documentation.