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How to Pass the TotalEnergies Software Engineer Interview in 2026

Enterprise · Software Engineer Interview Guide

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Interview language: French

The TotalEnergies DNA (TL;DR)

TotalEnergies values strong technical acumen, problem-solving skills, and a commitment to safety and sustainability. They assess candidates' ability to innovate and contribute to complex, large-scale energy projects, emphasizing alignment with their energy transition strategy.

The TotalEnergies Interview Loop

Your onsite loop will typically consist of 5 rounds.

  1. 1

    Round 1

    Recruiter Screen
    Motivation, role fit, logistics.
  2. 2

    Round 2

    Coding Screen
    LeetCode-medium algorithmic problems under time pressure.
  3. 3

    Round 3

    System Design
    Distributed systems, trade-offs at scale, architecture under constraints.
  4. 4

    Round 4

    Onsite Coding
    LeetCode-hard problems, reasoning about defects, code clarity, edge cases.
  5. 5

    Round 5

    Behavioral / Leadership
    Past evidence of ownership, influence, resolving conflict.

The Danger Zone: Top Reasons Candidates Fail

Based on our database of TotalEnergies interview outcomes, avoid these common traps:

  • Focusing only on the negative aspects without highlighting any successes or learnings.
  • Not considering the impact of charging infrastructure limitations (e.g., number of chargers).
  • Using a simple list or array leading to slow range queries.
  • Proposing a single-machine solution for processing terabytes of data.

Test Yourself: Real TotalEnergies Questions

Three real prompts pulled from our database.

Type · motivation

What interests you about working as a Software Engineer at TotalEnergies, particularly within the energy sector?

Type · past-experience

STAR
Describe a specific instance where you had to prioritize long-term system maintainability over immediate feature delivery in a high-stakes energy infrastructure project. What technical debt did you identify, how did you justify the trade-off to stakeholders, and what was the impact on the system's reliability?

Type · algorithmic

Implement a function that takes a list of energy production events (timestamp, power output) and calculates the total energy produced within a given time window. Handle overlapping events and ensure accurate summation, considering potential floating-point precision issues.

+ many more questions, signals, and worked examples

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TotalEnergies Interview Question Bank

A sample from our database, grouped by round. Sign up to see the full set.

9 of 13 questions shown

1

Recruiter Screen

1
  1. 1

    Type · motivation

    What interests you about working as a Software Engineer at TotalEnergies, particularly within the energy sector?
2

Coding Screen

3
  1. 2

    Type · algorithmic

    Given a stream of sensor data from a wind turbine (temperature, vibration, rotational speed), write a function to detect anomalies that could indicate potential mechanical failure. Assume anomalies are defined as values exceeding a certain threshold or sudden large deviations from the recent average.
  2. 3

    Type · algorithmic

    You are given a list of solar panel installations, each with its location (latitude, longitude) and peak power output. Write a function to find the N installations that would provide the maximum combined power output if they were to be connected to a single grid point, considering only installations within a certain geographical radius of that point. Assume a simplified model where distance doesn't affect power output, only selection.
  3. + 1 more questions in this round (sign up to unlock)
3

System Design

4
  1. 4

    Type · distributed-systems

    Design a system to monitor and predict the energy output of a large network of solar farms in real-time. The system should ingest data from thousands of sensors (weather, panel status, grid connection) and provide predictions for the next hour and day.
  2. 5

    Type · architecture

    How would you design a distributed system to manage and optimize the charging schedules for a fleet of electric vehicles (EVs) used for logistics, considering variable electricity prices and delivery deadlines?
  3. + 2 more questions in this round (sign up to unlock)
4

Onsite Coding

2
  1. 6

    Type · algorithmic

    Implement a function that takes a list of energy production events (timestamp, power output) and calculates the total energy produced within a given time window. Handle overlapping events and ensure accurate summation, considering potential floating-point precision issues.
  2. 7

    Type · edge-cases

    Write a function to calculate the optimal placement of charging stations for electric vehicles in a city grid, given a set of potential locations, traffic data, and charging demand. Consider edge cases such as limited power availability at certain locations, varying charging speeds, and unexpected demand spikes.
5

Behavioral / Leadership

3
  1. 8

    Type · past-experience

    STAR
    Tell me about a time you had to work with a complex, legacy system. What were the challenges, and how did you approach understanding and improving it?
  2. 9

    Type · past-experience

    STAR
    Describe a situation where you identified a technical bottleneck or inefficiency in a project's software development lifecycle. What steps did you take to address it, and what was the result?
  3. + 1 more questions in this round (sign up to unlock)

Unlock all 13 TotalEnergies questions, free

No credit card. Every question with its framework, the grading signals interviewers score against, and a worked answer for each.

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Interview tracks at TotalEnergies

How TotalEnergies's DNA translates across functions. Pick your role.

Compare TotalEnergies with similar employers

Same DNA, different bar. Browse the closest companies in our database and see how their loops differ.

Practice TotalEnergies interviews end-to-end

Sample answers

What a strong answer to these TotalEnergies interview questions shows.

What interests you about working as a Software Engineer at TotalEnergies, particularly within the energy sector?

A strong answer shows: Interest in energy sector; Company alignment; Career goals.

Describe a specific instance where you had to prioritize long-term system maintainability over immediate feature delivery in a high-stakes energy infrastructure project. What technical debt did you identify, how did you justify the trade-off to stakeholders, and what was the impact on the system's reliability?

A strong answer shows: Ability to balance business velocity with engineering excellence; Deep understanding of technical debt in critical infrastructure; Effective communication of technical risk to non-technical stakeholders.

Frequently asked questions

How long does the TotalEnergies interview process take?

Most candidates spend between 4 and 8 weeks from recruiter screen to offer. The onsite loop itself runs in a single day or is split across two half-days, with debrief and offer typically within 5 business days after.

How should I prepare specifically for TotalEnergies?

Focus on three things: (1) the company DNA shown above - what they actually grade for, (2) the rounds in your loop, especially the round most candidates underestimate, and (3) drilling on the question types in this guide using a structured framework like CIRCLES or STAR.

Does this apply to engineering or design roles at TotalEnergies?

The DNA stays the same - what changes is the round mix. SWE candidates face coding screens instead of Product Sense; designers face portfolio reviews and design exercises. The "what they value" and behavioral signals carry across all functions.

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