HackerRank

Whika Febria Dewatisari's HackerRank Certificates

Certificate: SQL (Advanced)

Certificate: R (Intermediate)

Certificate: Go (Intermediate)

Certificate: Go (Basic)

Certificate: R (Basic)

Certificate: Problem Solving (Basic)

Certificate: Problem Solving (Intermediate)

Certificate: Java (Basic)

Certificate: JavaScript (Basic)

Certificate: JavaScript (Intermediate)

Certificate: CSS (Basic)

Certificate: Python (Basic)

Certificate: SQL (Basic)

Certificate: SQL (Intermediate)

Certificate: React (Basic)

Certificate: C# (Basic)

Certificate: Rest API (Intermediate)

Certificate: Angular (Basic)

Certificate: Angular (Intermediate)

Certificate: Node (Basic)

Certificate: Node.js (Intermediate)

Certificate: Software Engineer Intern

Certificate: Software Engineer

Certificate: Frontend Developer (React)

SQL (Advanced)

It covers topics like query optimization, data modeling, Indexing, window functions, and pivots in SQL.

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