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MasimoSoftware Engineer
Updated Dec 2, 2025

Masimo Software Engineer Interview Experiences 2026

Real, anonymous reports from people who interviewed for Software Engineer at Masimo, newest first and distilled into what to expect across the loop.

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Hot & recentNewest first
9 months ago
Easy Positive United States

My process began with a recruiter screening, and then it quickly moved into two technical interviews. The coding element was lighter than I expected compared to the amount of time spent on system design and conceptual discussion, and there wasn’t much trickery—just a clear attempt to see how I think end to end. I also noticed that I was expected to talk broadly about my resume, not only the parts that felt most impressive.

Across the technical rounds, the questions leaned a little algorithmic but stayed mostly conceptual, with plenty of time to explain tradeoffs and reasoning rather than just produce a correct answer. I had to be comfortable jumping between topics I had listed on my background and connecting them to system-level thinking.
> 1 year
Average Neutral United States

I went through a fairly traditional pipeline that started with a phone screening and then led to a take-home assignment before a final in-person technical interview. The whole procedure felt fair and structured, which put me at ease compared to processes that are vague or chaotic.

The take-home was the part that challenged me most, not because it was impossible to solve, but because it seemed to focus on minor, easily-missed steps. I remember spending time making sure I hadn’t overlooked small details, and that attention-to-trivia aspect slowed me down more than the core problem itself.

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What to expect

Distilled from the reports

Recruiter Interaction

The initial recruiter conversations are generally positive and focused on understanding the candidate's motivation and fit for the role, rather than just technical skills. Candidates should prepare to express genuine enthusiasm for the company's work.

RecruiterMotivationEnthusiasm

Technical Interviews

Technical interviews often include a mix of coding challenges and system design discussions, with a focus on conceptual understanding and communication rather than just producing correct answers. Candidates should be ready to explain their thought processes and trade-offs.

System DesignCodingConceptual Thinking

Onsite Format

Onsite interviews typically involve multiple back-to-back discussions with various team members, assessing both technical skills and cultural fit. Candidates should expect a structured day with a mix of technical and behavioral questions.

OnsiteTeam InteractionCultural Fit

Take-Home Assignments

Some candidates may encounter take-home assignments that require attention to detail and clear communication, reflecting real work scenarios. It's important to manage time effectively and ensure clarity in submissions.

Take-HomeAttention to DetailCommunication

Communication and Follow-Up

Candidates have reported mixed experiences with communication and follow-up throughout the process, with some experiencing delays or lack of clarity. It's advisable to follow up proactively and seek feedback when necessary.

CommunicationFollow-UpFeedback

Cultural Signals

Throughout the interview process, candidates may notice subtle cultural signals that could indicate retention issues or mismatches in expectations. Being aware of these cues can help candidates assess the company's environment.

CultureRetentionExpectations