Lowe's interviews are medium to hard, emphasizing problem-solving and scalability in retail contexts. Expect 2-3 coding rounds with LeetCode-style problems and a system design round for senior roles. Prepare by practicing problems on arrays, trees, and graphs, with a focus on optimizing for large datasets.

Prioritize core data structures like arrays, linked lists, trees, and hash maps, along with algorithms such as sorting, searching, and dynamic programming. Lowe often asks problems related to e-commerce scenarios, so practice applying these to real-world retail problems like inventory management or user tracking.

Candidates often fail to communicate their thought process clearly or rush into coding without clarifying requirements. Another mistake is not optimizing solutions after a brute-force approach. Always discuss edge cases, test your code, and tie solutions back to Lowe's business context to show impact.

Demonstrate Lowe's leadership principles, such as customer obsession and invent and simplify, through behavioral stories. Show enthusiasm for retail tech and ask insightful questions about Lowe's projects. Prepare specific examples where you improved efficiency or solved customer-like problems.

The process usually takes 4-6 weeks, including an initial HR screen, 2-3 technical rounds, and a final loop with hiring managers. Response times vary: you might hear back within a week after each round. During peak hiring seasons, delays are common, so follow up politely after 10 days.

SDE-1 focuses on core coding and basic system design; SDE-2 adds more complex design and ownership questions; SDE-3 emphasizes architectural decisions, mentorship, and cross-team influence. For higher levels, expect deeper dives into scalability, trade-offs, and leadership in past projects.

Use LeetCode for coding practice, focusing on medium and hard problems. For system design, study 'System Design Interview' by Alex Xu and practice with retail-specific cases. Review Lowe's tech blog and annual reports to understand their tech stack and challenges. Mock interviews with peers can simulate the real process.

Interviews evaluate alignment with Lowe's values, such as teamwork, integrity, and customer focus. Behavioral questions will probe how you handle ambiguity, collaborate, and drive results in a retail environment. Research Lowe's mission and recent initiatives to connect your experiences to their culture.