Find the length of the longest substring without repeating characters — Goldman Sachs interview
Reported in Goldman Sachs USA engineering loops. Sliding window pattern for substring problems with hash set or map tracking.
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Reported in Goldman Sachs USA engineering loops. Sliding window pattern for substring problems with hash set or map tracking.
Reported in Goldman Sachs USA engineering loops. Sort-and-sweep array problem common in calendar and scheduling interviews.
Reported in Goldman Sachs USA engineering loops. Introductory dynamic programming problem isomorphic to Fibonacci.
Reported in Goldman Sachs USA engineering loops. Hash map plus doubly linked list problem bridging DSA and system components.
Reported in Goldman Sachs USA engineering loops. Classic DP testing tabulation, space optimization, and item selection reconstruction.
Reported in Goldman Sachs USA engineering loops. Graph algorithm for non-negative edge weights using priority queue.
Reported in Goldman Sachs USA engineering loops. Foundational system design covering APIs, encoding, storage, and read-heavy scaling.
Reported in Goldman Sachs USA engineering loops. System design testing token bucket, sliding window, and Redis coordination.
Reported in Goldman Sachs USA engineering loops. Mid-to-senior design spanning WebSockets, message storage, and presence.
Reported in Goldman Sachs USA engineering loops. Caching patterns for system design and backend performance tuning.
Reported in Goldman Sachs interview loops. Stack-based DSA question that checks correctness under nested and mixed brackets.
Reported in Goldman Sachs interview loops. Frequent array optimization question testing dynamic programming intuition.
Reported in Goldman Sachs interview loops. Array prefix-suffix pattern often asked in coding rounds.
Reported in Goldman Sachs interview loops. Classic linked list pointer question in entry and mid-level interviews.
Reported in Goldman Sachs interview loops. Hash set based linear-time approach for sequence detection.