Internship Tasks

📊 Beginner

p95 Latency Over Time — webhook-dispatcher

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

📊 Beginner

Incident Root Causes (Last Quarter) — payments-gateway

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

📊 Beginner

p95 Latency Over Time — user-profile-api

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

📊 Beginner

Incident Root Causes (Last Quarter) — billing-service

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

📊 Beginner

p95 Latency Over Time — analytics-pipeline

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

📊 Beginner

Incident Root Causes (Last Quarter) — shipping-tracker

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

📊 Beginner

p95 Latency Over Time — reporting-service

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

📊 Beginner

Incident Root Causes (Last Quarter) — checkout-api

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

📊 Beginner

p95 Latency Over Time — inventory-svc

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: Availability (SLA) — reporting-service

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: Mean Time Between Failures (MTBF) — checkout-api

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: CPU Request-to-Limit Ratio — inventory-svc

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: Availability (SLA) — search-indexer

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: Mean Time Between Failures (MTBF) — order-processor

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: CPU Request-to-Limit Ratio — session-manager

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: Availability (SLA) — fraud-detector

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: Mean Time Between Failures (MTBF) — cache-layer

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: CPU Request-to-Limit Ratio — auth-service

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: Availability (SLA) — notification-worker

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🧮 Beginner

Calculate: Mean Time Between Failures (MTBF) — recommendation-engine

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — reporting-service Incident (13)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — checkout-api Incident (16)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — inventory-svc Incident (19)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — search-indexer Incident (22)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — order-processor Incident (25)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — session-manager Incident (28)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — fraud-detector Incident (31)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — order-processor (Set 1)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — session-manager (Set 4)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — fraud-detector (Set 7)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — cache-layer (Set 10)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — auth-service (Set 13)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — notification-worker (Set 16)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — recommendation-engine (Set 19)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — media-uploader (Set 22)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — catalog-service (Set 25)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — chat-gateway (Set 28)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

🔢 Beginner

Triage the Incident Queue — webhook-dispatcher (Set 31)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 3min ⭐ 60 XP

📊 Beginner

p95 Latency Over Time — catalog-service

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

📊 Beginner

Incident Root Causes (Last Quarter) — chat-gateway

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose auth-service (production) — Task 22

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose notification-worker (pre-prod) — Task 25

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose recommendation-engine (dev) — Task 28

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose media-uploader (staging) — Task 31

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose catalog-service (qa) — Task 34

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: Kubernetes Deployment — wrong indentation — payments-gateway

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: GitHub Actions workflow — job dependency missing — user-profile-api

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: Terraform — hardcoded value prevents reuse across environments — billing-service

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: Deploy script — unquoted variable and missing error handling — analytics-pipeline

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: Health check endpoint — blocking call under load — shipping-tracker

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: Dockerfile — layer caching broken — reporting-service

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: Kubernetes Service — selector mismatch — checkout-api

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: Kubernetes Deployment — wrong indentation — inventory-svc

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: GitHub Actions workflow — job dependency missing — search-indexer

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: Terraform — hardcoded value prevents reuse across environments — order-processor

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: Deploy script — unquoted variable and missing error handling — session-manager

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🔍 Beginner

Debug: Health check endpoint — blocking call under load — fraud-detector

Find and fix the bug in the snippet below.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — user-profile-api Incident (1)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — billing-service Incident (4)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — analytics-pipeline Incident (7)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

🌳 Beginner

Make the Call — shipping-tracker Incident (10)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose search-indexer (production) — Task 7

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose order-processor (pre-prod) — Task 10

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose session-manager (dev) — Task 13

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose fraud-detector (staging) — Task 16

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose cache-layer (qa) — Task 19

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose checkout-api (staging) — Task 1

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

💻 Beginner

Terminal: Diagnose inventory-svc (qa) — Task 4

Use the terminal to investigate and resolve the described issue.

DevOps

⏱ 3min ⭐ 60 XP

📊 Intermediate

Deploy Frequency by Team — checkout-api

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 5min ⭐ 90 XP

📊 Intermediate

CPU Utilization by Node — inventory-svc

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 5min ⭐ 90 XP

📊 Intermediate

Deploy Frequency by Team — search-indexer

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 5min ⭐ 90 XP

📊 Intermediate

CPU Utilization by Node — order-processor

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 5min ⭐ 90 XP

📊 Intermediate

Deploy Frequency by Team — session-manager

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 5min ⭐ 90 XP

📊 Intermediate

CPU Utilization by Node — fraud-detector

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 5min ⭐ 90 XP

📊 Intermediate

Deploy Frequency by Team — cache-layer

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 5min ⭐ 90 XP

📊 Intermediate

CPU Utilization by Node — auth-service

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 5min ⭐ 90 XP

📊 Intermediate

Deploy Frequency by Team — notification-worker

Study the chart/dashboard and answer the question about what it reveals.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Error Budget — cache-layer

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Change Failure Rate — auth-service

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Cache Hit Ratio — notification-worker

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Error Budget — recommendation-engine

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Change Failure Rate — media-uploader

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Cache Hit Ratio — catalog-service

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Error Budget — chat-gateway

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Change Failure Rate — webhook-dispatcher

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Cache Hit Ratio — payments-gateway

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Error Budget — user-profile-api

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🧮 Intermediate

Calculate: Change Failure Rate — billing-service

Apply the correct DevOps/SRE formula and compute the result.

DevOps

⏱ 5min ⭐ 90 XP

🌳 Intermediate

Make the Call — cache-layer Incident (14)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 5min ⭐ 90 XP

🌳 Intermediate

Make the Call — auth-service Incident (17)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 5min ⭐ 90 XP

🌳 Intermediate

Make the Call — notification-worker Incident (20)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 5min ⭐ 90 XP

🌳 Intermediate

Make the Call — recommendation-engine Incident (23)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 5min ⭐ 90 XP

🌳 Intermediate

Make the Call — media-uploader Incident (26)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 5min ⭐ 90 XP

🌳 Intermediate

Make the Call — catalog-service Incident (29)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 5min ⭐ 90 XP

🌳 Intermediate

Make the Call — chat-gateway Incident (32)

Choose the best response to the operational situation and see the outcome.

DevOps

⏱ 5min ⭐ 90 XP

🔢 Intermediate

Triage the Incident Queue — media-uploader (Set 2)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 5min ⭐ 90 XP

🔢 Intermediate

Triage the Incident Queue — catalog-service (Set 5)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 5min ⭐ 90 XP

🔢 Intermediate

Triage the Incident Queue — chat-gateway (Set 8)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 5min ⭐ 90 XP

🔢 Intermediate

Triage the Incident Queue — webhook-dispatcher (Set 11)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 5min ⭐ 90 XP

🔢 Intermediate

Triage the Incident Queue — payments-gateway (Set 14)

Arrange the items from highest to lowest priority based on production impact and urgency.

DevOps

⏱ 5min ⭐ 90 XP