Optum Backend Engineer interview questions and process

Updated · 14 sources

Hiring Pulse: where Optum candidates are right now

Dated status reports from public Reddit threads and anonymous PortLume reports, updated Oct 15. Not official Optum data.

  • 0 status reports in the last 7 days
  • Not enough data yet: median from final interview to a decision shows at 5+ people
  • Latest movement: 2 offers reported since Sep 18

Latest Optum hiring reports

Candidates rate the Optum Backend Engineer interview Medium: Reports describe campus and early-career rounds as fairly easy, built around projects, OOP, SQL and basic DSA, with Java depth increasing for experienced hires. Reports describe 4 rounds, from Recruiter / HR screen to HR / managerial round.

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Optum Backend Engineer interview rounds

  1. Recruiter / HR screen: A short call covering your background, role fit and logistics. Experienced candidates report an HR screen before the technical rounds.
  2. Technical round 1 (Java, OOP, SQL, coding)
  3. Technical round 2 (projects, design, deeper backend)
  4. HR / managerial round

Questions reported in Optum Backend Engineer interviews

  1. Explain OOP concepts and how you used them in your projects
  2. Write a SQL query using joins
  3. Implement a sorting algorithm
  4. Reverse a string using binary search
  5. How do you handle Priority 0 (P0) issues?
  6. Why are you switching jobs and why Optum?

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Optum Backend Engineer interview: quick answers

How many rounds are in the Optum Backend Engineer interview?

Public reports describe 4 rounds for the Optum Backend Engineer interview: (1) Recruiter / HR screen, (2) Technical round 1, (3) Technical round 2, (4) HR / managerial round. Round 1: A short call covering your background, role fit and logistics. Experienced candidates report an HR screen before the technical rounds.

Is the Optum interview difficult?

Public reports put the Optum Backend Engineer interview at Medium difficulty. Reports describe campus and early-career rounds as fairly easy, built around projects, OOP, SQL and basic DSA, with Java depth increasing for experienced hires. The process has 4 rounds, from Recruiter / HR screen to HR / managerial round.

Does Optum ask DSA in Backend Engineer interviews?

Yes. Rounds that involve coding: Technical round 1 (Java, OOP, SQL, coding). Reported coding questions include "Reverse a string using binary search". Reports describe campus and early-career rounds as fairly easy, built around projects, OOP, SQL and basic DSA, with Java depth increasing for experienced hires.

Sources

Based on 14 public reports: YouTube (8), Reddit (3), LeetCode Discuss (2), Glassdoor (1), last updated Oct 2026.

Compiled by Adarsh Sharma from public candidate reports. Unofficial guide: PortLume AI is not affiliated with Optum.

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