Top 26
Prep plan
Updated weekly · Last refresh Oct 17

Titan Software Engineer Interview Questions

The questions to prepare for a Titan Software Engineer interview. Questions from real interview reports rank first. Updated daily.

26questions
~5htotal time
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1
CodingStart here. 6 questions · ~70 min
Maximum Distance Approach and CodeHard
Practice

Use Kruskal's algorithm and union-find to find the minimum maximum edge weight connecting all special vertices.

Data StructuresAlgorithmsTitan
Minimum Stress Path in GraphHard
Practice

Find the minimum possible maximum edge weight between two graph vertices using bottleneck-path Dijkstra.

bfsData StructuresAlgorithmsTitan
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2
System Design3 questions · ~35 min
MySQL vs MongoDB Decision and Schema WalkthroughHard

Compare MySQL and MongoDB, model a MySQL project, write feature queries, and justify indexes and relationships.

database accessdesignarchitecture patternsTitan
Frontend Data Load for Large Comment TableMedium

Choose a practical comment-page size, define display criteria, select indexes, and write an efficient SQL query for one million rows.

latencyclient-sidedatabase accessTitan
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3
Security & Infrastructure6 questions · ~70 min
Email Protocols and Use CasesHard

Explain SMTP, IMAP, POP3, and email message types, then select secure uses for Titan's outbound and inbound mail flows.

application securityNetworkingemail protocolsTitan
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4
Technical Fundamentals5 questions · ~59 min
SMTP Mail Transfer and PortsHard

Tests SMTP relay flow, client submission, TLS modes, authentication, and the roles of ports 25, 587, and 465.

network functionsnetworking basicstechnical fundamentalsTitan
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5
Execution3 questions · ~35 min
High-Throughput Email DispatchHard

Plan a high-throughput Titan email dispatch system that protects sender reputation and maintains deliverability during scale-up.

Trade-offsalertingthroughputTitan
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6
More topics3 questions · ~35 min
Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
The finish line: interview-readyComplete all 26 questions plus 2 hands-on drills to finish this plan.