Salesforce interview questions

Showing 31–60 of 77 results

• Design a scalable coffee ordering notification systemMedium

  This problem tests your ability to design a distributed, asynchronous notification system capable of handling high-throughput order status updates and ensuring reliable message delivery to end users.

  SalesforceSoftware EngineerSystem DesignOnsite
• Design a tenant-isolated system to replicate large recordings to per-customer data centersMedium

  System design question: build a tenant-isolated pipeline that copies large files such as call recordings from a source data center to each customer's chosen data centers. It tests staged design from a simple copy to asynchronous fan-out, resumable transfers, retries, verification, reconciliation and per-tenant isolation.

  SalesforceSoftware EngineerSystem DesignOther
• Design an Idempotent Payment Processing PlatformMedium

  Design a resilient payment platform that guarantees zero duplicate charges and safely resolves ambiguous downstream gateway timeouts.

  SalesforceMember of Technical StaffSystem DesignOnsite
• Design an analytics dashboard for an AI chat appMedium

  This question tests the ability to architect a scalable observability pipeline for high-throughput AI chat interactions, focusing on metrics ingestion, data aggregation, and multi-dimensional query performance.

  SalesforceSoftware EngineerSystem DesignOnsite
• Design an async job system and cache layerHard

  This question tests the ability to architect a distributed job processing system and integrate a high-performance caching layer to handle scheduling, execution, and state management at scale.

  SalesforceSoftware EngineerSystem DesignTechnical Screen
• Design an end-to-end recommendation systemHard

  Design an end-to-end recommendation system evaluates ML product requirements, data/labeling, modeling, serving architecture, evaluation, monitoring, and trade-offs in a realistic interview setting. A strong answer states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.

  SalesforceSoftware EngineerML System DesignTechnical Screen
• Design cloud & k8s architectureHard

  This interview question evaluates requirements, scale assumptions, API/data design, architecture, trade-offs, failure modes, and rollout in a realistic interview setting. A strong answer for Design cloud & k8s architecture states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.

  SalesforceSoftware EngineerSystem DesignTechnical Screen
• Design secure Kubernetes with CI/CDHard

  This question evaluates expertise in Kubernetes architecture, cluster operations and troubleshooting, security hardening, and CI/CD pipeline design for managed Kubernetes clusters, covering control plane and node responsibilities, incident diagnosis, access and network policies, secret management, image integrity, and progressive delivery mechanisms. It is commonly asked to assess operational and security judgment and design thinking, testing both conceptual understanding of distributed control and security models and practical application in real-world CI/CD and incident-response scenarios within the System Design domain.

  SalesforceSoftware EngineerSystem DesignTechnical Screen
• Determine minimal substitutions and removalsMedium

  This question evaluates string manipulation and adjacency-constraint handling in the first task and sequence analysis with minimal-removal and subsequence reasoning in the second, targeting competencies such as local transformation logic, subsequence recognition, and optimization under input constraints.

  SalesforceSoftware EngineerCoding & AlgorithmsOnline Assessment
• Diameter of an Undirected TreeMedium

  Tests your ability to traverse an unrooted, undirected tree to compute its diameter (longest simple path) in linear time and space.

  SalesforceSoftware EngineerCoding & AlgorithmsOnsite
• Discuss Transferable Experience for a New Mobile Product TeamHard

  This question tests your ability to translate non-mobile technical expertise into a mobile context, showing maturity in identifying skill gaps and a structured approach to learning and team contribution.

  SalesforceSoftware EngineerBehavioral & LeadershipTechnical Screen
• Explain ML and LLM fundamentalsMedium

  This question evaluates understanding of core machine learning and LLM competencies including evaluation metrics (F1 vs accuracy), differences between classification and regression, fair benchmarking, inference pipeline bottlenecks and optimization, productionization of AI services, and modern LLM concepts such as the Transformer architecture, context engineering, retrieval-augmented generation, grounding, and guardrails. It is commonly asked in Machine Learning interviews to assess both conceptual understanding and practical application, probing the candidate's ability to reason about evaluation trade-offs, system-level performance constraints, and deployment considerations rather than only algorithmic detail.

  SalesforceMachine Learning EngineerMachine LearningOnsite
• Explain background and Salesforce motivationMedium

  Explain background and Salesforce motivation evaluates behavioral evidence, ownership, communication, trade-offs, and measurable outcomes in a realistic interview setting. A strong answer states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.

  SalesforceSoftware EngineerBehavioral & LeadershipTechnical Screen
• Explain the Recursion Tree of Merge SortMedium

  Explain the merge sort recursion tree from a five-element example through the general recurrence. Derive per-level work, uneven split height, Theta(n log n) time, merge-buffer space, call-stack depth, stability, and empty-input handling.

  SalesforceMember of Technical StaffSoftware Engineering FundamentalsOnsite
• Fewest Add-or-Subtract Power-of-Two Steps to Reduce n to ZeroMedium

  An integer problem: reduce a positive n to zero with the fewest operations, where each operation adds or subtracts a power of two. It tests reasoning about binary representations, proving a strategy optimal, and working safely with integers larger than 32 bits.

  SalesforceSoftware EngineerCoding & AlgorithmsOnline Assessment
• Fewest Repeat-Free Pieces After Deleting Every Copy of One LetterMedium

  A string problem: delete every occurrence of one chosen lowercase letter, then split what remains into the fewest contiguous pieces with no repeated letters. It tests reasoning about optimal partitions, evaluating every deletion choice efficiently, and edge cases on strings up to 200,000 characters.

  SalesforceSoftware EngineerCoding & AlgorithmsOnline Assessment
• Find a Celebrity from a Knows MatrixMedium

  Find a celebrity in a knows matrix with linear candidate elimination followed by complete verification that the candidate knows nobody and is known by everyone else.

  SalesforceSoftware EngineerCoding & AlgorithmsOnsite
• Find a Valid Task Execution Order with DependenciesMedium

  Tests the ability to model workflow dependencies as a directed graph, perform topological sorting, and detect cycles.

  SalesforceSoftware EngineerCoding & AlgorithmsOnsite
• Find the Kth Smallest Value in a Binary Search TreeMedium

  Return the one-based kth smallest value from a potentially deep binary search tree represented by parallel value and child-index arrays. Handle empty trees and out-of-range values of k using the specified sentinel.

  SalesforceSoftware EngineerCoding & AlgorithmsOnsite
• Find the Lowest Common Ancestor Using Parent PointersMedium

  Find the lowest common ancestor of two nodes in an acyclic forest represented only by parent pointers. Return the node itself for equal inputs and minus one when the nodes belong to different trees.

  SalesforceSoftware EngineerCoding & AlgorithmsOnsite
• Flatten Nested Objects and Lists into Full Leaf PathsMedium

  Implement an iterative traversal to flatten nested dictionaries and lists into fully-qualified paths leading only to string leaf values, returned in deterministic sorted order.

  SalesforceSoftware EngineerCoding & AlgorithmsOnsite
• Generate All Balanced Parenthesis Strings with n Pairs in Sorted OrderMedium

  Return every balanced string made of n opening and n closing parentheses, for n up to 8, sorted in ascending lexicographic order. It tests systematic generation of combinatorial strings under a validity constraint, with an exact canonical ordering of the output.

  SalesforceSoftware EngineerCoding & AlgorithmsTechnical Screen
• Generate Every Generalized Abbreviation of a WordMedium

  Generate every generalized abbreviation of a lowercase word by replacing selected character runs with positive counts. Merge consecutive skipped characters correctly and return the complete result in lexicographic order.

  SalesforceSoftware EngineerCoding & AlgorithmsOnsite
• Going Above and Beyond: Helping Others and Exceeding What Was ExpectedMedium

  Two behavioral prompts on going above and beyond: helping a colleague or team beyond what your role required, and delivering more than was expected on your own work. It assesses initiative, judgment about cost and scope, and impact that lasts beyond the single situation.

  SalesforceSoftware EngineerBehavioral & LeadershipOnsite
• Help a Colleague Resolve a Difficult ProblemMedium

  Describe a specific time you helped a colleague solve a difficult problem while preserving their ownership. Show how you understood the need, contributed respectfully, and created a lasting benefit for the colleague or team.

  SalesforceSoftware EngineerBehavioral & LeadershipOnsite
• Hiring Manager Round: Current Work, Motivation for Salesforce and Keeping Up with AIMedium

  A hiring-manager conversation covering your current role and the progress on your current project, why you want to leave your company and join Salesforce, and how you keep up with AI developments. It assesses scope and impact, researched motivation and practical judgment about AI tools.

  SalesforceSoftware EngineerBehavioral & LeadershipOnsite
• How do you perform a thorough code review?Hard

  This task evaluates a candidate's code-review proficiency across security, correctness, data modeling, concurrency, reliability, and maintainability when inspecting Python backend and SQL-based database code, and is categorized under Software Engineering Fundamentals.

  SalesforceSoftware EngineerSoftware Engineering FundamentalsOnline Assessment
• Implement 64-bit modular exponentiation safelyMedium

  This question evaluates proficiency in modular arithmetic, safe 64‑bit integer operations, and algorithmic techniques for overflow‑resistant modular multiplication and exponentiation.

  SalesforceSoftware EngineerCoding & AlgorithmsTechnical Screen
• Implement Merge Sort and Return a Sorted ArrayMedium

  Tests your ability to implement a classic divide-and-conquer merge sort algorithm from scratch, maintaining stability and achieving O(n log n) time complexity without relying on built-in sorting utilities.

  SalesforceMember of Technical StaffCoding & AlgorithmsOnsite
• Implement a traffic-light UI with JSMedium

  This question evaluates front-end web development competencies, including DOM manipulation, CSS-driven UI state, JavaScript timing and asynchronous state management for interactive components.

  SalesforceSoftware EngineerCoding & AlgorithmsTechnical Screen