Education

Online courses

I build and teach interactive programming courses: SQL, JavaScript, Python, PHP, Go, Kotlin, Java, C# and more on Stepik, with a focus on long sequences of problems to solve rather than videos to sit through.

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The record

Education in numbers.

A concise overview of my educational work. The complete course descriptions, syllabi, and enrollment details live on the main website.

Published courses

online courses released

Student enrollments

72,000+

learners across the catalogue

Learner reviews

1,343

feedback from students

Average rating

4.86

out of 5

Certificates issued

6,756

to course completers

Lessons developed

1,090

across the catalogue

Educational programs

structured learning paths

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Browse every course on the main site.

Course catalogues, descriptions, pricing, and enrollment are maintained on sergeyromanenko.com, the authoritative home for my educational work.

Visit sergeyromanenko.com/courses