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Jobra drops you into a broken repo. Find it, fix it, ship it. AI helps you debug like on the job.
Jobra drops you into a broken repo. Find it, fix it, ship it. AI helps you debug like on the job.
DSA: One coding question based on problem-solving and data structures. https://codinzhub.com/question/longest-common-subsequence-substring-wells-fargo-online-assessment
SQL: One SQL query-writing question. https://codinzhub.com/question/sql-question-quarantined-urls-report-wells-fargo-online-assessment
Repository Bug Fixing: Debug and fix an existing codebase without using AI assistance. https://codinzhub.com/question/backend-debugging-qs-students-filter-api-wells-fargo-online-assessment
After 15 days i got interview mail from wells fargo.
Part 1 – Data Structures & Algorithms
The first part focused on fundamental DSA concepts and problem-solving approaches.
Stack and queue operations.
Valid Parentheses problem.
Explain the logic behind the chosen approach.
Perform a dry run to demonstrate how the solution works.
In which scenarios would you choose an array over a linked list?
How are they different in terms of memory allocation?
Last updated Nov 15, 2026
Discuss their underlying memory characteristics.
Explain the three fundamental properties of a BST.
Discuss time and space complexities across different cases.
The interviewer focused more on understanding my reasoning than simply checking whether I could write the code. Follow-up questions and edge cases were also discussed.
Part 2 – AI, MCP Servers & Generative AI
This section involved practical discussions around AI technologies and their real-world applications.
What are MCP servers?
Design an MCP server that allows employees to access organizational data through different tools and create support tickets.
Which tools and functionalities would you expose?
How would you handle authentication and authorization?
What could go wrong, and how would you address those scenarios?
Discuss rate limiting and security considerations.
How would you create prompts that minimize hallucinations?
What is role-based prompting?
Explain Zero-shot and Few-shot prompting.
Discuss your experience with IDEs and AI-assisted coding tools.
Which AI models do you regularly use?
Why do you prefer those models?