AceStack AI Open interactive practice

Public task directory

Technical interview practice tasks

Every entry below is a crawlable link to a unique public task page. This directory complements the interactive filters and keeps the complete catalog connected through standard pagination.

Page 59 of 386 · 18,491 tasks

CI/Cd Debugger · Hard · 40 min

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. old and new application versions disagree on the database contract. The incident begins after a migration and

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. old and new application versions disagree on the database.

CI/Cd Debugger · Hard · 40 min

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. old and new application versions disagree on the database contract. The incident begins after a migration and

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. old and new application versions disagree on the database.

CI/Cd Debugger · Hard · 40 min

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. old and new application versions disagree on the database contract. The incident begins after a

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. old and new application versions disagree on.

CI/Cd Debugger · Hard · 40 min

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. old and new application versions disagree on the database contract. The incident begins after

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. old and new application versions disagree on.

CI/Cd Debugger · Hard · 40 min

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. old and new application versions disagree on the database contract.

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. old and new.

Incident Console · Medium · 38 min

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. success rate falls while application CPU remains normal and p99 latency grows in steps. The incident begins after a client timeout

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. success rate falls while application CPU remains normal and p99 latency grows in.

Incident Console · Medium · 38 min

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. success rate falls while application CPU remains normal and p99 latency grows in steps. The incident begins

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. success rate falls while application CPU remains normal and.

Incident Console · Medium · 38 min

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. success rate falls while application CPU remains normal and p99 latency grows in steps. The incident begins

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. success rate falls while application CPU remains normal and.

Incident Console · Medium · 38 min

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. success rate falls while application CPU remains normal and p99 latency grows in steps. The

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. success rate falls while application CPU.

Incident Console · Medium · 38 min

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. success rate falls while application CPU remains normal and p99 latency grows in steps. The

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. success rate falls while application CPU.

Incident Console · Medium · 38 min

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. success rate falls while application CPU remains normal and p99

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. success rate falls.

Incident Console · Hard · 40 min

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. database sessions climb to the limit while query latency itself stays flat. The incident begins after an application release adds

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. database sessions climb to the limit while query latency itself stays flat. The.

Incident Console · Hard · 40 min

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. database sessions climb to the limit while query latency itself stays flat. The incident begins after an

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. database sessions climb to the limit while query latency.

Incident Console · Hard · 40 min

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. database sessions climb to the limit while query latency itself stays flat. The incident begins after an

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. database sessions climb to the limit while query latency.

Incident Console · Hard · 40 min

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. database sessions climb to the limit while query latency itself stays flat. The incident begins

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. database sessions climb to the limit while.

Incident Console · Hard · 40 min

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. database sessions climb to the limit while query latency itself stays flat. The incident

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. database sessions climb to the limit while.

Incident Console · Hard · 40 min

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. database sessions climb to the limit while query latency itself

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. database sessions.

Incident Console · Hard · 42 min

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. cache hit rate collapses and the origin saturates on a narrow set of keys. The incident begins after a bulk invalidation job aligns

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. cache hit rate collapses and the origin saturates on a narrow set of keys. The.

Incident Console · Hard · 42 min

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. cache hit rate collapses and the origin saturates on a narrow set of keys. The incident begins after a bulk

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. cache hit rate collapses and the origin saturates on a narrow.

Incident Console · Hard · 42 min

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. cache hit rate collapses and the origin saturates on a narrow set of keys. The incident begins after a bulk

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. cache hit rate collapses and the origin saturates on a narrow.

Incident Console · Hard · 42 min

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. cache hit rate collapses and the origin saturates on a narrow set of keys. The incident begins

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. cache hit rate collapses and the origin.

Incident Console · Hard · 42 min

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. cache hit rate collapses and the origin saturates on a narrow set of keys. The incident begins

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. cache hit rate collapses and the origin.

Incident Console · Hard · 42 min

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. cache hit rate collapses and the origin saturates on a narrow set of

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. cache hit rate.

Incident Console · Hard · 38 min

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. authentication failures cluster by node while identity-provider health is green. The incident begins after a hypervisor maintenance

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. authentication failures cluster by node while identity-provider health is green..

Incident Console · Hard · 38 min

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. authentication failures cluster by node while identity-provider health is green. The incident begins after a

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. authentication failures cluster by node while.

Incident Console · Hard · 38 min

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. authentication failures cluster by node while identity-provider health is green. The incident begins after a

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. authentication failures cluster by node while.

Incident Console · Hard · 38 min

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. authentication failures cluster by node while identity-provider health is green. The incident

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. authentication failures cluster by node while.

Incident Console · Hard · 38 min

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. authentication failures cluster by node while identity-provider health is green. The incident

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. authentication failures cluster by node.

Incident Console · Hard · 38 min

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. authentication failures cluster by node while identity-provider

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. authentication.

Incident Console · Medium · 40 min

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. writes fail with no space left although capacity dashboards show free gigabytes. The incident begins after a debug exporter stops

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. writes fail with no space left although capacity dashboards show free gigabytes..

Incident Console · Medium · 40 min

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. writes fail with no space left although capacity dashboards show free gigabytes. The incident begins after a

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. writes fail with no space left although capacity dashboards.

Incident Console · Medium · 40 min

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. writes fail with no space left although capacity dashboards show free gigabytes. The incident begins after a

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. writes fail with no space left although capacity dashboards.

Incident Console · Medium · 40 min

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. writes fail with no space left although capacity dashboards show free gigabytes. The incident

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. writes fail with no space left although.

Incident Console · Medium · 40 min

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. writes fail with no space left although capacity dashboards show free gigabytes. The incident

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. writes fail with no space left although.

Incident Console · Medium · 40 min

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. writes fail with no space left although capacity dashboards show

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. writes fail with.

Incident Console · Hard · 42 min

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. corporate and cluster clients fail while public probes resolve correctly. The incident begins after a service discovery migration

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. corporate and cluster clients fail while public probes resolve correctly. The.

Incident Console · Hard · 42 min

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. corporate and cluster clients fail while public probes resolve correctly. The incident begins after a service

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. corporate and cluster clients fail while public probes.

Incident Console · Hard · 42 min

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. corporate and cluster clients fail while public probes resolve correctly. The incident begins after a service

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. corporate and cluster clients fail while public probes.

Incident Console · Hard · 42 min

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. corporate and cluster clients fail while public probes resolve correctly. The incident begins

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. corporate and cluster clients fail while.

Incident Console · Hard · 42 min

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. corporate and cluster clients fail while public probes resolve correctly. The incident begins

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. corporate and cluster clients fail while.

Incident Console · Hard · 42 min

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. corporate and cluster clients fail while public probes resolve

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. corporate and.

Incident Console · Hard · 38 min

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. consumer replicas are healthy but oldest-message age grows and throughput oscillates. The incident begins after a producer schema

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. consumer replicas are healthy but oldest-message age grows and throughput.

Incident Console · Hard · 38 min

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. consumer replicas are healthy but oldest-message age grows and throughput oscillates. The incident begins after

global card authorization runs in GCP with active-active regional cells at 18k transactions per second with a 120 ms p99 budget. consumer replicas are healthy but oldest-message age grows.

Incident Console · Hard · 38 min

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. consumer replicas are healthy but oldest-message age grows and throughput oscillates. The incident begins after

clinical scheduling platform runs in Azure in two regulated data-residency zones at 6,400 concurrent clinicians at morning peak. consumer replicas are healthy but oldest-message age grows.

Incident Console · Hard · 38 min

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. consumer replicas are healthy but oldest-message age grows and throughput oscillates. The

multi-tenant analytics ingestion runs in a hybrid Kubernetes estate spanning on-prem and AWS at 2.1 million events per minute from 380 tenants. consumer replicas are healthy but.

Incident Console · Hard · 38 min

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. consumer replicas are healthy but oldest-message age grows and throughput oscillates. The

real-time multiplayer matchmaking runs in Kubernetes clusters in eight edge regions at 310k active sessions with a 45 ms regional latency target. consumer replicas are healthy but.

Incident Console · Hard · 38 min

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. consumer replicas are healthy but oldest-message age grows and

parcel routing and scanner synchronization runs in edge sites connected to an AWS control plane over intermittent links at 94 depots and 1.7 million parcel scans per hour. consumer replicas.

Incident Console · Hard · 40 min

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. new clients fail TLS negotiation while clients with cached intermediates succeed. The incident begins after certificate automation

European retail checkout runs in AWS across three EU regions at 42k requests per second during a flash sale. new clients fail TLS negotiation while clients with cached intermediates succeed..