Initial HR Screening
The interview process typically begins with a friendly HR phone call to discuss role fit and expectations. This step is generally straightforward and sets a positive tone for the following stages.

Real, anonymous reports from people who interviewed for Software Engineer at Acumen, newest first and distilled into what to expect across the loop.
My process started with a quick HR chat, and then I moved into two one-on-ones with mid-level programmers from two different projects. I had three meetings planned, but on the day things got rearranged—one person couldn’t make it—so I only ended up attending the other scheduled conversations. Those interviews were practical and role-adjacent, but the biggest oddity for me was how the schedule changed so close to the interviews.
After I applied, I was first asked to complete a take-home assignment that had a short deadline—five days to finish it. Once I submitted, I didn’t hear much for a stretch of time. Nearly two weeks later, I finally got a phone call to talk through the assessment.
The interview process typically begins with a friendly HR phone call to discuss role fit and expectations. This step is generally straightforward and sets a positive tone for the following stages.
Candidates are often required to complete a take-home data exercise or coding sample, usually with a tight deadline, which serves as a significant evaluation point. The results of this assignment are then discussed in a follow-up phone interview.
Subsequent interviews focus heavily on technical skills, including discussions about past projects, statistical methods, and practical problem-solving related to data analysis. Candidates should be prepared for in-depth questioning on their submitted work and relevant technical concepts.
The final interview stage typically involves multiple back-to-back conversations with various team members, including a mix of technical assessments and behavioral questions. Candidates should be ready to articulate their experiences and how they relate to the role.
Candidates report that the overall hiring process can be lengthy, often taking several months, with some experiencing delays in communication and feedback. It's advisable to remain patient and proactive in following up during this time.
The interview atmosphere is generally described as relaxed and professional, but some candidates noted instances of disconnection or lack of engagement from interviewers. Being prepared to maintain clarity and confidence in responses is crucial.