Pergunta de entrevista da empresa Deltax

Round 1: Online Assessment (Coding + Aptitude) Platform: [e.g., HackerRank, Codility] Duration: 90 minutes Sections: ✅ 2 coding questions (medium difficulty): One problem based on strings and hashing (e.g., find longest substring with unique characters) Another on arrays (e.g., find pair with target sum) ✅ 15–20 aptitude/CS fundamentals questions (time complexity, DBMS, OOP, OS basics) 📌 Round 2: Technical Interview Duration: ~45 minutes Asked about: Resume & projects (explain one project deeply, including stack, challenges, improvements) DSA: explained and coded questions live (e.g., reverse a linked list, find cycle in graph) DBMS: normalization, joins OOP concepts: inheritance, polymorphism with real-life examples Tip: Interviewer was friendly, focused more on approach than perfect code. 📌 Round 3: Technical + System Design / Scenario-based Duration: ~40 minutes Discussed: Designing a mini feature (e.g., URL shortener basics or task manager) Follow-up on scalability: "What if traffic increases 10x?" Few puzzle-type logical questions 📌 Round 4: HR / Managerial Duration: ~20–25 minutes Questions: Tell me about yourself Why Delta X? Strengths & weaknesses Situational: “What would you do if you’re stuck on a task?” Availability & relocation ✅ Result: Selected / Waitlisted / Not selected (as per actual outcome)