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1X Technologies ASResearch Engineer
Updated · Reviewed by the Dataford team

1X Technologies AS Research Engineer interview questions & guide 2026

Every question 1X Technologies AS interviewers actually ask, the frameworks that win the room, and the language hiring managers respond to.

2 rounds · ≈ 2-4 weeks
1
Technical Phone Interview
2
Coding Round

What is a Research Engineer at 1X Technologies AS?

As a Research Engineer at 1X Technologies AS, you will play a pivotal role in advancing the company's innovative efforts in various high-impact fields such as machine learning, robotics, and data infrastructure. This position is not merely about technical prowess; it is about integrating complex theories and technologies into practical applications that enhance the user experience and drive business success. You will work on projects that directly contribute to groundbreaking products, influencing how users interact with technology and improving operational efficiencies across sectors.

The work you do will be critical in shaping the future of products that leverage advanced algorithms and data systems. You'll collaborate with cross-functional teams to tackle challenges that require deep technical knowledge, creativity, and a strategic mindset. Expect to engage with intricate problem spaces that are both rewarding and intellectually stimulating, allowing you to make a significant impact in a fast-paced, innovative environment.

Common Interview Questions

Expect that your interview questions will be representative of the types of challenges you will face at 1X Technologies AS. They are designed to assess both your technical competencies and your problem-solving capabilities. Below are some common categories and example questions:

Technical / Domain Knowledge

This category evaluates your expertise in relevant fields such as machine learning, robotics, and software engineering.

  • Explain the differences between supervised and unsupervised learning.
  • Describe a project where you implemented a reinforcement learning algorithm. What challenges did you face?

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  • Every Research Engineer question, updated weekly
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03 · Question bank

The questions most likely to come up

Sorted by relevance to this company
Merge Two Sorted ArraysEasy
Merge two sorted arrays into one sorted array using a two-pointer linear scan.
ArraysSortingTwo Pointers
Supervised vs Unsupervised LearningEasy
Explain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.
Unsupervised LearningFeature EngineeringBias-Variance Tradeoff
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Getting Ready for Your Interviews

Preparation is key to succeeding in your interviews with 1X Technologies AS. Understanding the evaluation criteria will help you focus your studies and practice effectively.

Role-related knowledge – You should demonstrate a solid understanding of the key concepts and technologies relevant to the role, such as machine learning algorithms, robotics principles, and software engineering practices. Interviewers will assess your depth of knowledge and ability to apply it in real-world scenarios.

Problem-solving ability – Be prepared to showcase your analytical skills. Interviewers look for how you approach challenges, structure your thoughts, and arrive at solutions. Use the STAR (Situation, Task, Action, Result) method to articulate your thought process clearly.

Culture fit / values1X Technologies AS values collaboration, innovation, and integrity. Be ready to discuss how your values align with the company’s mission and how you contribute positively to team dynamics.

Interview Process Overview

The interview process at 1X Technologies AS is designed to rigorously evaluate both technical skills and cultural fit. Typically, candidates undergo an initial technical phone interview, which covers various topics, including machine learning, robotics, and software engineering fundamentals. This stage is followed by a coding round, where you will solve algorithmic challenges and potentially design questions focusing on reinforcement learning.

Throughout the process, expect a collaborative atmosphere where your problem-solving approach and communication skills are assessed alongside your technical abilities. The company emphasizes data-driven decision-making and values candidates who can articulate their reasoning and contribute to team discussions.

06 · The loop

The interview process, end to end

≈ 2-4 weeks · 2 rounds
1
Technical Phone Interview

Initial interview covering machine learning, robotics, and software engineering fundamentals.

2
Coding Round

Solve algorithmic challenges and design questions focusing on reinforcement learning.

This visual timeline shows the typical stages of the interview process, including technical screens and on-site interviews. Use it to plan your preparation and manage your energy effectively across the different stages. Be mindful that the process may vary slightly based on the specific role or team.

Deep Dive into Evaluation Areas

Technical Knowledge

Technical knowledge is fundamental for a Research Engineer at 1X Technologies AS. Interviewers assess your understanding of algorithms, systems, and the specific technologies you will be using.

  • Machine Learning Concepts – Understand the core principles of machine learning, including supervised and unsupervised learning, reinforcement learning, and model evaluation.
  • Robotics Fundamentals – Familiarize yourself with the basics of robotics, including kinematics, control systems, and sensor integration.
  • Software Engineering Practices – Be prepared to discuss software design patterns, testing methodologies, and version control systems.

Access the full 1X Technologies AS Research Engineer prep plan

  • Every Research Engineer question, updated weekly
  • Model answers with full code walkthroughs
  • Recent, real interview reports
Get my prep plan
08 · Topic breakdown

What they actually test for

Topic distribution
All topics
Reinforcement Learning (RL)Machine Learning (ML)Data InfrastructureAI Research EngineeringReinforcement Learning System Design

Key Responsibilities

As a Research Engineer at 1X Technologies AS, your day-to-day responsibilities will include designing and implementing algorithms for machine learning and robotics projects, collaborating with cross-functional teams to deliver innovative solutions, and conducting experiments to validate hypotheses. You will also be expected to document your findings and present them to stakeholders, contributing to the continuous improvement of processes and technologies.

You will work on projects that span various applications, such as developing reinforcement learning models for dynamic environments or optimizing data infrastructure for large-scale analysis. Collaborating closely with teams in engineering and product will ensure that your research translates into actionable insights and effective product enhancements.

Role Requirements & Qualifications

To be a competitive candidate for the Research Engineer position at 1X Technologies AS, you should possess the following qualifications:

  • Must-have skills:

    • Strong foundation in machine learning and statistical analysis.
    • Proficiency in programming languages such as Python, C++, or Java.
    • Experience with robotics frameworks (e.g., ROS).
    • Knowledge of algorithms and data structures.
  • Nice-to-have skills:

    • Familiarity with cloud computing platforms (e.g., AWS, Azure).
    • Experience with containerization technologies (e.g., Docker).
    • Advanced degrees (Masters or Ph.D.) in relevant fields.

Frequently Asked Questions

Q: How difficult are the interviews? The interviews are designed to challenge your technical knowledge and problem-solving abilities. Candidates typically prepare for several weeks to feel confident.

Q: What differentiates successful candidates? Successful candidates demonstrate a strong balance of technical expertise, problem-solving skills, and effective communication. They also align closely with the company's values.

Q: What is the culture like at 1X Technologies AS? The culture emphasizes collaboration, innovation, and integrity. Engineers are encouraged to think creatively and share ideas openly.

Q: What is the typical timeline from the initial screen to an offer? The timeline can vary, but candidates usually receive feedback within a few weeks after the final interview round.

Q: Are there remote work options? While some positions may allow for remote work, most roles encourage collaboration in person, especially for research-focused positions.

Other General Tips

  • Practice coding regularly: Regular coding practice will help you perform well in technical assessments and improve your problem-solving speed.
  • Engage with the community: Participate in forums or local meetups related to machine learning and robotics to build your network and stay current with trends.
  • Prepare for behavioral questions: Reflect on your past experiences and be ready to discuss how they relate to the company's culture and values.
  • Clarify questions during interviews: Don’t hesitate to ask clarifying questions if you do not understand a problem prompt; it shows your willingness to engage and ensures you provide a thoughtful response.

Summary & Next Steps

The Research Engineer position at 1X Technologies AS is a challenging yet rewarding opportunity that allows you to contribute to groundbreaking technologies in machine learning and robotics. As you prepare, focus on the evaluation themes, question patterns, and the specific skills needed for the role. Your technical expertise, problem-solving capabilities, and ability to collaborate will be key to your success.

Remember that thorough preparation can significantly enhance your performance. Leverage the insights provided here and consider exploring additional resources available on Dataford for more interview tips and strategies. You have the potential to excel in this role and make a meaningful impact at 1X Technologies AS.

14 · Compensation

What this role pays

6 reports
USUSD
Estimated total compLow confidence · 6 data points
$0k-$0k
Median $215k / year
Base salary · 100%Stock (RSU) · 0%Cash bonus · 0%
25thEntry / smaller markets
$180k
50thTypical offer
$215k
90thTop performers / major metros
$250k
Breakdown by component
Base salary
100% of total
$180k$250k
$215k
median
Stock (RSU)
0% of total
$0$0
$0
median
Cash bonus
0% of total
$0$0
$0
median
Aggregated from 6 self-reported salaries via Glassdoor. Estimates only. Verify against your offer.
17 · FAQ

1X Technologies AS Research Engineer interview FAQ

Answered from real candidate and compensation data
How many rounds is the 1X Technologies AS Research Engineer interview process?
Candidates report 2 stages: Technical Phone Interview and Coding Round. The interview process section above breaks down what each stage covers.
How much does a Research Engineer at 1X Technologies AS make?
Reported compensation for Research Engineer roles at 1X Technologies AS ranges from roughly $180k base to $250k total per year, varying by level, team, and location.
What topics come up in the 1X Technologies AS Research Engineer interview?
1X Technologies AS Research Engineer interviews most often cover Reinforcement Learning (RL), Machine Learning (ML), Data Infrastructure, AI Research Engineering, and Reinforcement Learning System Design, based on topics extracted from real candidate reports.
What questions does 1X Technologies AS ask Research Engineer candidates?
Recent candidates report questions like "Merge Two Sorted Arrays" and "Supervised vs Unsupervised Learning". The question bank above tracks 20 questions for this role, ranked by how often they come up in 1X Technologies AS interviews.