Epic Software Engineer interview questions & guide 2026

The questions encountered during the hiring process for a Software Engineer at Epic reflect a mix of standardized skills assessments, algorithmic problem-solving, behavioral evaluation, and operational case studies. The selection below is drawn directly from reported candidate experiences and illustrates the core themes evaluated across technical assessments and live interview rounds.

Algorithmic & Coding Logic

• "Write a function to generate all valid permutations or recursive combinations given a set of input constraints."
• "Implement a algorithm in pseudocode to process string manipulation and matrix transformations."
• "Given an array of patient records, optimize search and update operations using appropriate data structures."

Preparing for the candidate evaluation process at Epic requires a balanced focus on standardized aptitude testing, foundational algorithmic skills, system design principles, and situational decision-making. Interviewers evaluate candidates not only on technical competence but also on logic, adaptability, and how effectively you communicate your technical rationale under structured constraints.

Role-Related Knowledge – Candidates are expected to demonstrate strong computer science fundamentals, including dynamic programming, arrays, matrix operations, tree traversals, and object-oriented design principles. Interviewers assess your ability to write clean, logical code even when working in basic text editors without code completion or execution tools. Demonstrating clarity in code structure and edge-case handling is essential.

Problem-Solving & Aptitude – Epic places significant weight on standardized logical reasoning, speed mathematics, and learning agility. Candidates are evaluated on how quickly and accurately they process abstract rules, solve SAT-style quantitative problems, and parse synthetic or unfamiliar programming syntax. Strong performance in these foundational aptitude areas is a critical prerequisite for moving forward.

Case Study & Operational Prioritization – During technical case studies and scenario discussions, interviewers evaluate your pragmatic problem-solving, stakeholder communication, and task management skills. Demonstrating a clear framework for triaging production issues, handling competing deadlines, and managing customer expectations shows your readiness for real-world software engineering responsibilities.

Culture Fit & Value Alignment – Evaluation at Epic emphasizes collaboration, self-motivation, adaptability, and commitment to the company's long-term healthcare mission. Candidates should be prepared to discuss their project experiences, articulate a clear motivation for working in healthcare technology, and demonstrate enthusiasm for working on-site at the company's campus in Verona, Wisconsin.

The hiring process for a Software Engineer at Epic is thorough, structured, and fast-paced, blending automated aptitude testing with direct technical and behavioral evaluations. The entire sequence is designed to assess foundational quantitative ability, technical problem-solving, communication skills, and candidate alignment with the organization's collaborative culture.

The process typically begins with an initial phone screen or role introduction call conducted by an Epic software engineer or recruiting team member. This conversation covers your technical background, project experience, and interest in healthcare technology, alongside essential logistical requirements such as relocation to Verona, Wisconsin. Concurrent with or immediately following this screen, candidates complete a comprehensive, remote-proctored online skills assessment known as the Sphinx test, along with a personality alignment profile (Rembrandt Profile).

Candidates who pass the assessment phase advance to the final interview stage, often structured as a full-day or multi-hour "Superday" session. This final round combines informative software demonstrations and team overviews with rigorous technical evaluations, including a live pair programming exercise, a database or system design case study, and a structured behavioral interview with a recruiter or engineering lead.

The timeline above illustrates the standard progression from the initial recruiter or engineer touchpoint through the multi-part skills assessment to the multi-stage final interview day. Candidates should use this roadmap to structure their study schedule, devoting dedicated preparation time to standardized math and logic exercises before tackling live coding and system design preparation. While specific timing and session order may vary slightly by candidate background, the core milestones remain consistent across software engineering candidate evaluations.

To excel throughout the hiring pipeline at Epic, candidates must prepare for four distinct evaluation pillars: the proctored Sphinx online skills assessment, live coding and algorithm execution, healthcare-focused system design, and situational case study interviews.

Sphinx Online Skills Assessment

The Sphinx assessment is the primary filter in the Epic engineering hiring process. It evaluates baseline intellectual agility, quantitative problem-solving, synthetic language comprehension, and algorithmic pseudocode writing.

Be ready to go over:

• Speed Mathematics & Mental Agility – A fast-paced timed section (e.g., 2 minutes) requiring rapid mental arithmetic, percentage calculations, and pattern recognition.

As a Software Engineer at Epic, your daily work revolves around writing, refining, and supporting code for core healthcare applications. You will operate within specialized module teams dedicated to specific clinical, administrative, or operational domains—such as inpatient care (ClinDoc), outpatient workflows (EpicCare Ambulatory), emergency department care (ASAP), or health record interoperability (Care Everywhere).

Your primary responsibilities include designing scalable application logic, writing robust database code, implementing performant user interfaces, and conducting thorough code reviews. Because Epic software operates in high-stakes clinical environments, engineers spend significant time verifying edge cases, writing test suites, and ensuring that software updates cause zero disruption to ongoing patient care. You will work extensively with internal data storage layers, relational databases, and server-side components.

Collaboration is a core aspect of engineering at Epic. Software Engineers work closely with Technical Solutions Engineers (TSEs) who interface directly with health system clients, Quality Managers (QMs) who design comprehensive test plans, and implementation staff. When complex technical issues or performance bottlenecks arise in hospital production environments, engineers assist in triaging root causes and deploying reliable fixes.

Beyond core product development, engineers actively contribute to platform updates, internal developer tools, performance optimization, and architectural modernization initiatives. You will take ownership of features from initial functional specification and technical design through implementation, testing, deployment, and ongoing maintenance.

Candidates for Software Engineer positions at Epic come from diverse computer science and engineering backgrounds. While direct experience in healthcare IT is not required, demonstrating high technical aptitude, strong core software fundamentals, and an ability to learn rapidly is essential.

Technical Qualifications

• Core Computer Science Fundamentals – Solid understanding of data structures, algorithms, object-oriented programming, and software design principles.
• Programming Proficiency – Competency in at least one modern object-oriented or procedural programming language (such as C++, Java, C#, Python, or JavaScript).
• Database & SQL Knowledge – Familiarity with relational database concepts, SQL querying, data normalization, and schema design.
• Testing & Debugging – Ability to trace code execution systematically, isolate edge-case failures, and write effective unit tests without reliance on automated IDE tools.

Experience & Education

• Degree Requirements – Bachelor’s, Master’s, or PhD in Computer Science, Computer Engineering, Software Engineering, Mathematics, or a related quantitative field.
• Experience Level – Entry-level (new graduates) to mid-level software engineers. Epic extensively hires entry-level talent and provides robust on-the-job training.
• Academic Performance – Candidates are typically asked to submit transcripts; strong academic performance in quantitative coursework is valued.

Soft Skills & Fit

• Must-have skills:

  • Strong logical reasoning and quantitative problem-solving capabilities.
  • Clear verbal and written technical communication skills.
  • Ability to prioritize competing tasks in a fast-paced work environment.
  • Willingness to relocate to and work on-site at Epic’s campus in Verona, Wisconsin.

• Nice-to-have skills:

  • Exposure to healthcare technology standards (e.g., HL7, FHIR).
  • Experience with legacy database systems, MUMPS/M, or low-level systems programming.
  • Demonstrated leadership in group academic or open-source software projects.

Q: How difficult is the Sphinx assessment, and how should I prepare for it? The Sphinx assessment is widely considered challenging due to its breadth, speed math constraints, and requirement to write algorithmic pseudocode in a standard text box without a compiler. To prepare, practice LeetCode easy-to-medium array and backtracking problems in a plain text editor, practice rapid mental math and percentage estimations, and review sample logic word puzzles.

Q: Does Epic allow remote work for Software Engineers? No. Epic maintains an on-site work culture to foster rapid collaboration, mentorship, and team cohesion. All Software Engineer roles require full-time, on-site presence at Epic's headquarters in Verona, Wisconsin (near Madison). Relocation assistance packages are provided to hired candidates.

Q: Do I need prior experience in healthcare IT or MUMPS/M programming to be hired? No, prior healthcare background or experience with M/MUMPS is not required. Epic provides comprehensive onboarding and developer training programs that teach new hires company-specific technical stacks, internal framework architectures, and domain knowledge.

Q: What is the typical timeline from initial application to offer? The hiring process generally moves quickly, often taking between 2 to 4 weeks from application submission to final offer decision. Assessment results are typically evaluated within a few business days, followed promptly by scheduling for the final interview round.

Q: What distinguishes successful candidates during the final Superday interview? Successful candidates demonstrate structured, transparent thinking during pair programming and case study rounds. They articulate clear prioritization frameworks when discussing task trade-offs, ask thoughtful questions during company software presentations, and convey genuine enthusiasm for solving complex engineering challenges in healthcare.

• Practice Coding Without an IDE: During both the Sphinx assessment and live pair programming rounds, you will write code in basic text environments without auto-compilation, syntax highlighting, or real-time error checking. Practice writing syntactically clean, well-structured solutions on paper or in a simple text editor.

• Pace Yourself on the Timed Math Section: The 2-minute rapid math section moves extremely fast. Do not get stuck on a single difficult question; answer as many straightforward equations as possible to maximize accuracy and speed metrics.

• Stick to Your Framework in the Case Study: During the customer case study round, interviewers will introduce hypothetical curveballs, such as sudden server outages or tight client deadlines. Establish a clear prioritization rule early (e.g., patient safety critical issues first, followed by key milestone deadlines, then minor requests) and stick to it logically.

• Prepare Thoughtful Questions for Software Demos: Final interview days include presentations on Epic's product ecosystem. Show active engagement and curiosity by asking specific questions about architecture, user workflows, system integration, or developer tooling.

• Research the Campus and Work Culture: Epic's headquarters in Verona, Wisconsin is famous for its unique themed campus design and collaborative environment. Be ready to discuss why working on-site in the Madison area aligns with your career and lifestyle goals.

A Software Engineer role at Epic offers an exceptional opportunity to build software that impacts hundreds of millions of lives across the global healthcare ecosystem. You will tackle complex technical challenges involving real-time data access, scale, and high-availability database architectures while working alongside talented, mission-driven peers on a world-class campus in Verona, Wisconsin.

To maximize your chances of success, focus your interview preparation on mastering foundational data structures, practicing pseudocode writing in unassisted text editors, reviewing SAT-style quantitative reasoning, and refining your task prioritization approach for technical case studies. Approaching each stage of the hiring pipeline with thorough preparation and clear communication will help you demonstrate your technical strength and potential.

The compensation module above provides baseline total compensation ranges for software engineering roles. Compensation at Epic features competitive base salaries paired with comprehensive health benefits, relocation assistance packages, annual performance reviews, and long-term career advancement opportunities within the engineering organization.

As you prepare for your technical assessments, case studies, and behavioral rounds, you can explore additional interview insights, practice questions, and preparation resources on Dataford to sharpen your skills and approach your interview day with confidence.