Interview atlas
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Filtered BlaBlaCar ×
Reported in BlaBlaCar European engineering loops. OS concept linking paging, address translation, and process isolation.
Reported in BlaBlaCar European engineering loops. Classic array + hash map problem testing optimal time–space trade-offs.
Reported in BlaBlaCar European engineering loops. Foundational search algorithm with clear loop invariants and edge cases.
Reported in BlaBlaCar European engineering loops. Pointer manipulation staple for junior coding interviews.
Reported in BlaBlaCar European engineering loops. Graph traversal question covering shortest paths, connectivity, and complexity.
Reported in BlaBlaCar European engineering loops. Tree recursion warm-up that often leads to balanced-tree and diameter follow-ups.
Reported in BlaBlaCar European engineering loops. Sliding window pattern for substring problems with hash set or map tracking.
Reported in BlaBlaCar European engineering loops. Sort-and-sweep array problem common in calendar and scheduling interviews.
Reported in BlaBlaCar European engineering loops. Introductory dynamic programming problem isomorphic to Fibonacci.
Reported in BlaBlaCar European engineering loops. Hash map plus doubly linked list problem bridging DSA and system components.
Reported in BlaBlaCar European engineering loops. Classic DP testing tabulation, space optimization, and item selection reconstruction.
Reported in BlaBlaCar European engineering loops. Graph algorithm for non-negative edge weights using priority queue.
Reported in BlaBlaCar European engineering loops. Foundational system design covering APIs, encoding, storage, and read-heavy scaling.
Reported in BlaBlaCar European engineering loops. System design testing token bucket, sliding window, and Redis coordination.
Reported in BlaBlaCar European engineering loops. Mid-to-senior design spanning WebSockets, message storage, and presence.