HackerRank: Customer Experience Engineer, L1 — Bengaluru

About the L1 customer-experience engineering role

HackerRank’s Bengaluru opening combines technical problem-solving with customer communication. The published role information covers investigation of web application, API, integration and authentication issues, while the current application form provides particularly clear information about shifts and office attendance. Applicants should assess both the engineering tasks and the support schedule; the L1 label does not by itself mean a normal weekday-only development job.

Technical investigation and escalation

The role involves examining logs, developer tools and SQL information to understand a reported problem. Useful work includes reproducing an issue, documenting the evidence and escalating a confirmed product defect clearly to engineering. Customer-facing explanations are part of the process, as is recording what has already been tried so that another colleague can continue the investigation without repeating the same work.

Early-career eligibility and technical foundations

The role information considers freshers and early-career engineers with up to three years of experience. Programming fundamentals, reading code, REST APIs, HTTP and SQL are relevant foundations. The live form explicitly asks about APIs and HTTP status codes and invites debugging examples from coursework, an internship or personal projects. It asks candidates to state total professional experience excluding internships.

Hybrid office commitment in Bengaluru

The employer’s current application asks whether the candidate can work in the Bangalore office at least three days per week and whether relocation is possible. This should not be interpreted as an unrestricted remote opportunity. If you currently live elsewhere, consider relocation timing and costs before answering; willingness to relocate and the ability to attend regularly are separate practical questions.

Rotating shifts and customer communication

The form specifies a 24-hour, seven-day support window with shifts rotating weekly, including mornings, evenings and weekends. It asks whether the applicant can accept any assigned shift. Clear professional English is also tested through questions about communicating a technical issue to a nontechnical person and explaining how an uncertain problem was approached. The form does not publish a detailed roster.

What the application asks you to prepare

Required information includes contact details, a résumé, LinkedIn profile, location, notice period and numerical salary expectations. The form also asks about APIs, logs, SQL or debugging, use of AI tools, and how the applicant would prioritise an incoming P0 issue alongside existing tickets. These are published application prompts, not a promise about later interview questions or an assessment format.

Salary and other terms not disclosed

The role does not publish a salary range or application closing date in the reviewed material. The shift policy is explicit, but allowances, on-call arrangements, transport and final compensation need confirmation with the recruiting team. No fee, guaranteed interview, exact selection-round count or assured joining date should be inferred from a public application form.

How to apply on the employer board

Use HackerRank’s official Greenhouse page for job 8127535. Complete the written responses in your own words and check that the résumé upload is readable; accepted formats are shown in the form. Keep your stated experience and availability consistent across answers. Submit only when you have considered the minimum office-attendance requirement and the weekly rotating support schedule.

Practical preparation: present a debugging example

Choose a real issue you investigated and explain the symptom, evidence, hypothesis, check and resolution. For a personal API project, this might involve a failed request, an incorrect status code or a database query that returned unexpected data. Explain how you would communicate progress while still investigating. This is preparation advice based on the role’s work, not an invented employer test or a prescribed answer.

Relevant skills

• Programming
• REST APIs
• HTTP
• SQL
• Debugging
• English