HERE Technologies Lead Engineer Interview Questions and Answers

I am a passionate software engineer with experience in developing web applications and solving complex problems.

• Experienced in developing web applications using technologies like HTML, CSS, JavaScript, and React

• Skilled in problem-solving and debugging code to ensure optimal performance

• Strong understanding of data structures and algorithms

• Familiar with Agile development methodologies and version control systems like Git

You need to take 36 turns to find a perfect pair.

• You need to pick 19 gloves to ensure a perfect pair.

• The worst case scenario is picking 18 white gloves and then the 19th glove is black.

• In that case, you need to pick 17 more gloves to find a black one and complete the pair.

The seven layers of networking refer to the OSI model which defines how data is transmitted over a network.

• The seven layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

• Each layer has a specific function and communicates with the layers above and below it.

• For example, the Physical layer deals with the physical transmission of data, while the Application layer deals with user inte...read more

Sort a list of people by their cities and states.

• Use a sorting algorithm like quicksort or mergesort.

• Create a custom comparator function that compares the city and state of each person.

• If two people belong to the same city and state, sort them by their names.

• Example: [{name: 'John', city: 'New York', state: 'NY'}, {name: 'Jane', city: 'Boston', state: 'MA'}]

• Example output: [{name: 'Jane', city: 'Boston', state: 'MA'},

I am a passionate software engineer with experience in developing web applications using various technologies.

• Experienced in developing web applications using HTML, CSS, JavaScript, and frameworks like React and Angular

• Proficient in backend development with Node.js and databases like MongoDB and MySQL

• Familiar with version control systems like Git and deployment tools like Docker

I have a strong technical background, a passion for problem-solving, and a proven track record of delivering high-quality software solutions.

• I have a Bachelor's degree in Computer Science and 5 years of experience in software development.

• I am proficient in multiple programming languages such as Java, Python, and JavaScript.

• I have successfully led a team in developing a complex web application that increased user engage

Strengths include problem-solving skills and teamwork. Weaknesses include perfectionism and time management.

• Strengths: problem-solving skills, teamwork

• Weaknesses: perfectionism, time management

Yes, I am able to adapt to changing situations by staying flexible, open-minded, and proactive.

• I am comfortable with ambiguity and can quickly adjust my approach when needed.

• I have experience working on projects with changing requirements and deadlines.

• I actively seek feedback and am willing to learn new technologies or methodologies to adapt to evolving situations.

SDLC stands for Software Development Life Cycle. There are different types of SDLC models.

• Waterfall model

• Agile model

• Spiral model

• V-shaped model

• Iterative model

I have presented papers on machine learning and natural language processing.

• Presented a paper on sentiment analysis using machine learning algorithms at the International Conference on Natural Language Processing.

• Presented a paper on named entity recognition using deep learning techniques at the IEEE International Conference on Machine Learning and Data Mining.

• Co-authored a paper on text classification using convolutio...read more

I chose that topic because of my interest in machine learning and its potential applications in various industries.

• I have always been fascinated by the idea of machines learning from data and making predictions or decisions based on that.

• I believe that machine learning has the potential to revolutionize many industries, from healthcare to finance to transportation.

• I have worked on several projects related to machine le...read more

It is not possible to accurately determine the number of toothpastes sold in one month in Hyderabad without available data.

• The number of toothpastes sold can vary depending on various factors such as population, consumer behavior, and market trends.

• To estimate the number, data from toothpaste manufacturers, distributors, and retailers would be required.

• Factors like brand popularity, pricing, and promotional activities ...read more

Yes, I attended multiple interviews before this one.

• I have attended interviews at Company A, Company B, and Company C.

• I have experience interviewing for both frontend and backend software engineering roles.

• I have also interviewed for positions in different industries such as e-commerce and healthcare.

Developed a web application for tracking student attendance and performance

• Used React.js for front-end development

• Implemented RESTful APIs using Node.js and Express for back-end

• Utilized MongoDB for database storage

• Integrated authentication and authorization features for secure access