Sanjai Kumar R's HackerRank Certificates
Certificate: Java (Basic)
skill
Certificate: Python (Basic)
skill
Certificate: JavaScript (Basic)
skill
Certificate: JavaScript (Intermediate)
skill
Certificate: SQL (Basic)
skill
Certificate: React (Basic)
skill
Certificate: Frontend Developer (React)
role
Certificate: Rest API (Intermediate)
skill
Certificate: Problem Solving (Intermediate)
skill
Java (Basic)
It will cover basic topics in Java language such as classes, data structures, inheritance, exception handling, etc. You are expected to be proficient in either Java 7 or Java 8.