This interview process is for a Software Engineer position at BP at the J level. It is designed to assess technical skills, problem-solving abilities, and cultural fit within the company.
Rounds·3
Timeline·~14d
Experience·2 - 5 yrs
Comp band·US$80000 - US$120000
Interview time·150 min
Evaluation
What they measure.
Technical proficiency in relevant programming languages and frameworks.
Problem-solving and analytical skills.
Ability to design and implement scalable solutions.
Communication and collaboration skills.
Cultural fit and alignment with BP's values.
Behavioral competencies such as teamwork, leadership, and adaptability.
Motivation and enthusiasm for the role and BP.
Ability to articulate past experiences and learnings.
02Practice coding problems on platforms like LeetCode, HackerRank, or similar.
03Understand object-oriented programming principles and design patterns.
04Prepare to discuss your past projects in detail, focusing on your contributions and the challenges faced.
05Research BP's mission, values, and recent news.
06Prepare questions to ask the interviewer about the role, team, and company culture.
Study plan
Fig · Study plan — 04 phases
01 / 04
01
Phase 01 of 04
Data Structures and Algorithms
Weeks 1-2: Data Structures & Algorithms (DSA) fundamentals. Practice coding.
Weeks 1-2: Focus on core data structures (arrays, linked lists, trees, graphs, hash maps) and algorithms (sorting, searching, dynamic programming, recursion). Practice implementing these in your preferred language. Understand time and space complexity (Big O notation).
02
Phase 02 of 04
System Design
Weeks 3-4: System Design principles and patterns. Study architectures.
Weeks 3-4: Deep dive into system design principles. Understand concepts like scalability, reliability, availability, load balancing, caching, and database design. Study common system design patterns and architectures.
03
Phase 03 of 04
Behavioral and Cultural Fit
Week 5: Behavioral questions preparation (STAR method) and BP values alignment.
Week 5: Prepare for behavioral questions using the STAR method (Situation, Task, Action, Result). Reflect on past experiences related to teamwork, problem-solving, leadership, and handling challenges. Research BP's values and prepare examples that align with them.
04
Phase 04 of 04
Resume Deep Dive and Final Preparation
Week 6: Resume review, technical communication practice, and question preparation.
Week 6: Review your resume and be prepared to discuss any project or experience listed in detail. Practice explaining technical concepts clearly and concisely. Prepare insightful questions for the interviewer.
Questions
Commonly asked.
Describe a time you faced a technical challenge and how you overcame it.
How would you design a URL shortening service?
Explain the difference between a process and a thread.
Tell me about a project you are particularly proud of.
How do you stay updated with new technologies?
What are your strengths and weaknesses?
Why are you interested in working at BP?
Locations
Regional differences.
Fig · Regions — 02 locations
01 / 02
Location
London
Interview focus
Understanding of BP's specific technology stack and projects.Ability to collaborate effectively within BP's established teams.Alignment with BP's company values and culture.
Common questions
Tell me about a challenging project you worked on at BP.
How do you handle conflicting priorities in a team environment?
Describe a time you had to adapt to a new technology or process at BP.
Tips
Research BP's recent projects and initiatives.
Prepare examples that demonstrate collaboration and problem-solving within a corporate structure.
Be ready to discuss how your skills can contribute to BP's strategic goals.
Location
Houston
Interview focus
Adaptability to rapidly evolving technological landscapes.Proactive approach to problem-solving and innovation.Understanding of the energy sector and its technological trends.
Common questions
How have you contributed to innovation in your previous roles?
Describe your experience with agile methodologies in a fast-paced environment.
What are your thoughts on the future of energy technology?
Tips
Highlight projects where you've driven innovation or implemented new technologies.
Be prepared to discuss your understanding of agile principles and practices.
Showcase your interest in the energy industry and its technological advancements.
Rounds
Round-by-round.
Expand a step for evaluation criteria, sample questions, and prep notes.
This round focuses on your core programming skills. You will be asked to solve one or two coding problems, typically involving data structures and algorithms. The interviewer will assess your ability to write clean, efficient, and correct code, as well as your approach to problem-solving and your understanding of time and space complexity.
What they look for
Clean, well-structured code.Efficient solutions with optimal time and space complexity.Ability to break down complex problems.Clear communication of the thought process.
Evaluation
Coding proficiency
Algorithmic thinking
Problem-solving skills
Code clarity and efficiency
Sample questions
Given an array of integers, return indices of the two numbers such that they add up to a specific target.
ArrayHash TableTwo Pointers
Reverse a linked list.
Linked ListRecursion
Implement a function to check if a binary tree is a Binary Search Tree (BST).
TreeBinary Search TreeRecursion
Prep for this round
01Practice coding problems on platforms like LeetCode, HackerRank.
02Understand common data structures and algorithms.
03Practice explaining your thought process while coding.
04Be comfortable with at least one programming language.
Common rejection reasons
×Inability to articulate thought process clearly.
×Lack of fundamental programming knowledge.
×Poor problem-solving approach.
Hard
System Design Interview · 60 min · Senior Software Engineer / Architect
This round evaluates your ability to design and architect software systems. You will be presented with a high-level problem (e.g., design a social media feed, a URL shortener, a ride-sharing service) and expected to propose a scalable, reliable, and maintainable solution. This includes discussing components, data models, APIs, and potential bottlenecks.
What they look for
Ability to design complex systems from scratch.Understanding of trade-offs between different design choices.Knowledge of distributed systems concepts.Clear communication of design decisions.
Evaluation
System design principles
Scalability and performance considerations
Trade-off analysis
Understanding of distributed systems
Database design
Sample questions
Design a system like Twitter's news feed.
System DesignScalabilityDatabasesCaching
Design a distributed key-value store.
System DesignDistributed SystemsConsistency
How would you design an API for a ride-sharing service?
System DesignAPI DesignMicroservices
Prep for this round
01Study common system design patterns and architectures.
02Understand concepts like load balancing, caching, databases (SQL vs. NoSQL), message queues.
03Practice designing various systems.
04Be prepared to justify your design choices and discuss trade-offs.
Common rejection reasons
×Inability to design scalable and robust systems.
×Lack of understanding of distributed systems concepts.
×Poor trade-off analysis.
Med
Behavioral Interview · 45 min · Hiring Manager / Team Lead
This round focuses on your behavioral aspects and how you fit into the team and BP's culture. You'll be asked questions about your past experiences, how you handle certain situations, your strengths and weaknesses, and your motivations. Using the STAR method (Situation, Task, Action, Result) is highly recommended for answering these questions.
What they look for
Evidence of teamwork and collaboration.Ability to handle conflict and challenges.Self-awareness and willingness to learn.Enthusiasm for BP and the role.
Evaluation
Behavioral competencies
Teamwork and collaboration
Problem-solving approach
Communication skills
Cultural alignment
Sample questions
Tell me about a time you had to work with a difficult colleague.
BehavioralTeamworkConflict Resolution
Describe a project where you failed and what you learned from it.
BehavioralLearningResilience
How do you prioritize your work when you have multiple deadlines?
BehavioralTime ManagementPrioritization
Prep for this round
01Prepare examples using the STAR method.
02Research BP's company values and culture.
03Be ready to discuss your career goals and why you're interested in BP.
04Practice articulating your thoughts clearly and concisely.