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Interview experiences
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Interview experiences · Voleon
Voleon Quantitative Researcher Interview Experience — Regression and Matrix Questions
The author’s Voleon phone-screen report combines mathematical reasoning, statistical modeling, and a short programming task. Matrix questions concerned the implications of unit row and column totals, including whether nilpotence was possible. The regression discussion examined bounds on the coefficient of determination and what could happen when two predictors were used together. Further question…
Interview experiences · Voleon
Voleon Site Reliability Engineer Interview Experience — Python Palindromes and a Bash find Deep Dive
The position is Site Reliability Engineer, so the interview covers Python and Linux. The questions weren't hard, but they really wore me out. Python: given a string, count how many palindrome groups (palindromic substrings) it contains. The correct approach is to scan the string and, from each position, expand outward in both directions. Bash: given a directory, output some deduplicated info abou…
Interview experiences · Voleon
Voleon Software Engineer Interview Experience — Passed Every Round, Rejected With Zero Feedback
This was the company I spent the most time preparing for, and it was also the one that went the smoothest. The recruiter kept telling me things looked fine, and in the end I solved every single technical question — and they still rejected me. Feels like a complete waste of time. I went through the entire process, and when the rejection came they didn't give even a bit of high-level feedback. Zero…
Interview experiences · Voleon
Voleon Software Engineer interview: four-part virtual onsite pressure
After a recruiter screen, I had a technical screen about a week later and then a four-part virtual onsite. The pace was fast for such a heavy process. The most intense piece was a two-hour coding session with several parts, framed as real-world problems rather than one tidy exercise. The loop focused on hard LeetCode-style coding. Even the system-design portion felt algorithmic and exercise-like.…
Interview experiences · Volkswagen Group Italia
Volkswagen Group Italia Software Engineer interview: coding game and recruiter call
I started with a coding game exercise where I could choose from a flexible set of technologies. After I finished it, I had a call with the recruiter. During that conversation, the recruiter described the projects I might work on. The process felt like an early screen for both my technical approach and fit with those projects. It did not develop into a long sequence of rounds. Location: Lyon. Over…
Interview experiences · Volkswagen Group Italia
Volkswagen Group Italia Software Engineer Interview Experience: A five-day backend assignment and disorganized staffing coordination
A recruiter contacted me through LinkedIn even though I had not applied and, as far as I could tell, my profile was not in their pipeline. At first, they described it as a one-off interview and said they would keep my information for future opportunities even if I did not move forward. In reality, it lasted much longer and was hard to follow. I went through HR screening and then met a Backend tec…
Interview experiences · Volkswagen Group Italia
Volkswagen Group Italia Software Engineer Interview Experience: No-show technical meeting
This recruitment experience felt extremely unprofessional from the first step. The initial HR conversation was not really an interview: there were no meaningful checks of my skills and no questions. It was mostly a briefing about what was meant to happen next. For the second technical meeting, I arrived on time and waited an hour, but no one showed up. I reported it immediately and received no ap…
Interview experiences · Volkswagen Group Italia
Volkswagen Group Italia Software Engineer interview: military-related work limited the fit
I did not get far. After applying, I learned that the only missions available were military-related, which immediately made the fit feel limited. I had one phone interview about my professional project, objectives, and related details. The conversation was fine, but the available work was already a blocker, so the process stopped early. Location: Paris. Overall feedback: positive. Offer status: n…
Interview experiences · Volkswagen Group Italia
Volkswagen Group Italia Software Engineer interview: recruiter and business manager conversation
I began with a recruiter call that covered my background and set expectations for what would happen next. Later, I joined an online interview with a business manager. We discussed my experience and skills, and they also explained the company and its approach to learning and growth. I had about ten minutes to introduce myself, then they asked questions as the conversation continued. It felt like a…
Interview experiences · Volkswagen Group Italia
Volkswagen Group Italia Systems Engineer Interview Experience: promised follow-up never came
An HR contact reached out after I applied. The first phone interview did not go well because they wanted a profile different from mine. During that call, though, I was told someone else would contact me about a position that suited my background better. That follow-up never happened. I was frustrated because they had set a clear expectation and then the process simply stopped. Location: Milan. Ov…
Interview experiences · Walmart
Walmart Data Scientist interview with supply-chain time series and a missed follow-up
The process felt unusually intense and a little chaotic from the start. After an initial technical screen, I had a supply-chain technical round with several interviewers. It covered SQL, Python, statistics, including a probability question, and deeper machine-learning model details. The session lasted about 1.5 hours and focused heavily on time-series modeling. It was hard to follow every prompt…
Interview experiences · Walmart de México y Centroamérica
Walmart de México y Centroamérica Account Executive interview: store conversations and customer scenarios
Things usually moved quickly after I applied online. A recruiter or HR call would arrange an interview, which was brief and conversational. I spoke with someone from the store or hiring team about why I wanted to work there, how I'd handle customer-service situations, my availability and whether I could do the required tasks. The usual format was a phone or virtual screen followed by an in-person…
Interview experiences · Walmart de México y Centroamérica
Walmart de México y Centroamérica Software Engineer interview: coding feedback and no follow-up
An email invitation led to a virtual interview that quickly became a coding exercise. I had one LeetCode-style problem involving what seemed like familiar array logic, with a chance to talk through my approach. The interaction made it harder to concentrate. The interviewer's comments and reactions felt negative, as though I was already on the wrong track while I was still working out the problem.…
Interview experiences · Walmart de México y Centroamérica
Walmart de México y Centroamérica Software Engineer interview: conversational live coding
I started with a recruiter screen and then, about a week later, had a structured, recruiter-friendly technical interview. The technical session was divided into a few rounds, and each interviewer explained the plan upfront. I completed LeetCode-style coding and also talked through my background, resume, and the tech stack I had used in past work. Kafka and Kubernetes came up naturally while we di…
Interview experiences · Walmart Global Tech
Walmart Global Tech Data Scientist interview experience
The process was smooth and professional from the beginning. After the recruiter conversation, the questions stayed focused on what they said they wanted, without drifting into unrelated areas. I appreciated how clear and intentional that made the conversation feel. I had a good back-and-forth and left the call feeling heard. Overall it was a pleasant experience rather than a stressful or chaotic…
Interview experiences · Walmart Global Tech
Walmart Global Tech Software Engineer interview: Java design and a virtual onsite
After a recruiter call, I went through a coding assessment, two technical and behavioral rounds, and a larger virtual onsite. The sequence felt structured. The assessment started with a medium array problem that needed LeetCode-style DSA thinking. Later discussions focused on Java, including SOLID and common design patterns. I also had a high-level design conversation about a Zomato-like system.…
Interview experiences · Walmart Labs
Walmart Labs Account Executive interview: next-day call
After applying, I met in person with two people at the store, a sales manager and a lead cashier. It was a quick, low-stress conversation about ordinary role fit. They asked the usual questions about me, why I wanted to work there, when I could start, my availability, and whether I could handle the schedule. I also had time to ask questions. It felt more like checking whether I would be comfortab…
Interview experiences · Walmart Labs
Walmart Labs Senior+ Machine Learning Engineer Interview Experience — A Surprise Agentic Search Design Round
Sharing a data point. I mainly used this as a warm-up and for practice, and I pretty much didn't plan to join. This position was entirely team-specific hiring, so it could vary a lot case by case. The logistics were quite chaotic, but the conversations themselves were a pretty good experience. The first round was with the hiring manager: a casual half-hour conversation about project experience an…
Interview experiences · Walmart Labs
Walmart Labs Software Engineer interview: a short virtual coding round
I applied online and received an email invitation to a virtual interview. During the call, I worked through an easy LeetCode problem that felt similar to 2-sum or a basic array question. I explained the solution during the interview and never heard back afterward. The process was short and uncomplicated, but without a follow-up it felt anticlimactic. There was no clear conclusion to the experienc…
Interview experiences · Walmart Labs
Walmart Labs Software Engineer interview: compact technical rounds and backend stack discussion
After recruiter-style contact, I entered a compact technical process that felt straightforward and clearly structured. The setup was about 30 minutes for a sequence of technical rounds, with a LeetCode-style problem as the main expectation. Between questions, I was also asked about my work history, resume, and how it mapped to my tech stack, including Kafka, Kubernetes, and Java Spring Boot. The…
Interview experiences · Walmart Labs
Walmart Labs Software Engineer Interview Experience — A Hard Interval Problem I Blanked On in the Phone Screen
The interview had two interviewers who came on together. They said they were hiring for different teams, so both of them figured they'd sit in and take a look. The original problem turned out to be an exact match for one I recognized by name, word for word — but I had actually never gone through and solved it myself before. My approach wasn't too far off: try to store the interval information, th…
Interview experiences · Walmart Labs
Walmart Labs Software Engineer Interview Experience — A Sliding Window OA and a Backtracking Scheduling Problem
First round OA: LC coding + AI frontend/backend Sliding window / hash map problem, data scale up to 10^5, so it had to be an O(N) solution. Description: A class has many students, and each student has exactly one specific talent. There are talentsCount total types of talent, numbered from 1 to talentsCount. Now we need to form teams for a competition, and each team must include every type of tale…
Interview experiences · Walmart Labs
Walmart PM Intern Interview Experience — Two Behavioral Rounds and a Messy Hiring Process
Hi everyone, hope you're doing well this winter. This is my second post — sharing my interview experience for the Walmart PM Intern position. It seems like there aren't many PM intern write-ups on the forum, let alone for Walmart, so I hope this helps. Interview Experience Timeline: I submitted my resume in mid-October -> got the OA right after submitting -> was notified in late October to schedu…
Interview experiences · Walmart Labs
Walmart Principal Data Analyst Interview Experience — Five Rounds, SQL Live Coding to a Senior Director Case Study
This write-up was drafted with ChatGPT's help based on the reflection notes I wrote after each round, so some of the phrasing may sound a bit AI-generated — I hope that's okay, the content matches what I want to convey. I've noticed there are a lot of DS interview write-ups here but not many DA ones, so hopefully this helps people looking for DA roles. I recently got an offer for a Walmart Princi…