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I appeared for an interview in Jan 2022.
Round duration - 30 Minutes
Round difficulty - Hard
The current company had no such interview process, The founder and I have worked previously together and were contributing. We had worked previously on the ML domain, and I had also worked on Speech processing which is the core tech of the startup.
So here I'm describing my interview experience with Precily.ai for the Data Science Internship (this experience is aligned with most of the ML profiles be it CV, Speech, NLP, or data science)
The profile was based on Deep Learning and NLP.
I was asked about Simple DL architectures, Loss Functions, some stats concepts, and mathematics of backpropagation.
these were fairly easy if you are in the ML/DL domain.
Some of the hard questions were based on advanced models/concepts like attention, Bert, Seq2Seq, and YOLO (surprisingly).
The timing of the interview was around 2pm and it was like a normal call and the interviewer also helped me wherever I was stuck.
The loss function of YOLO is a combination of localization loss, confidence loss, and classification loss.
YOLO uses a sum-squared error loss function to calculate the localization loss, which penalizes the difference between the predicted bounding box and the ground truth bounding box.
The confidence loss penalizes the model for incorrect objectness predictions and no object predictions in grid cells.
The classification ...
Round duration - 60 Minutes
Round difficulty - Easy
Implement a wildcard pattern matching algorithm to determine if a given wildcard pattern matches a text string completely.
The wildcard pattern may include the...
Implement a wildcard pattern matching algorithm to determine if a given wildcard pattern matches a text string completely.
Create a recursive function to match the pattern with the text character by character.
Handle cases for '?' and '*' characters in the pattern.
Use dynamic programming to optimize the solution.
Check for edge cases like empty pattern or text.
Iterate through the pattern and text to determine if they matc
You are given a graph with 'N' vertices numbered from '1' to 'N' and 'M' edges. Your task is to color this graph using two colors, such as blue and red, in a way that no two adjacen...
The task is to color a graph with two colors in a way that no two adjacent vertices share the same color.
Check if the graph can be colored using two colors without any adjacent vertices sharing the same color.
Use graph coloring algorithms like Greedy Coloring or Backtracking to solve the problem.
Consider connected components in the graph while coloring.
If a vertex has an odd cycle, it is not possible to color the graph
Tip 1 : Know the profile, prepare for that profile.
Tip 2 : Don't just prepare ML algorithms, know some classical algorithms as well.
Tip 3 : Should have at least 2 Projects for that profile.
Tip 4 : Know some deployment as well.
Tip 1 : Simple and short resume with details, projects, and education
Tip 2 : Prepare resume based on the profile
I applied via Recruitment Consultant and was interviewed before Sep 2018. There were 4 interview rounds.
I am a software engineer with experience in developing and maintaining software applications.
I have a strong background in programming languages such as Java, C++, and Python.
I have worked on various projects, including developing web applications and implementing software solutions.
I am skilled in problem-solving and debugging, ensuring efficient and effective software development.
I have experience in collaborating wi...
I learned valuable teamwork and problem-solving skills during my summer internship.
Developed strong collaboration skills by working with a team of software engineers to complete projects
Gained experience in troubleshooting and debugging software issues
Learned to effectively communicate and present technical concepts to both technical and non-technical stakeholders
Improved problem-solving abilities by identifying and re...
Java is an object-oriented language while C is a procedural language.
Java is platform-independent while C is platform-dependent.
Java has automatic garbage collection while C requires manual memory management.
Java has built-in support for multithreading while C requires external libraries.
Java has a larger standard library compared to C.
Java is more secure than C due to its strong type checking and exception handling.
C ...
Pointers are variables that store memory addresses of other variables in programming languages.
Pointers allow direct access and manipulation of memory locations.
They are commonly used in programming languages like C and C++.
Pointers can be used to pass variables by reference, allowing modifications to the original value.
They can also be used to dynamically allocate memory.
Example: int* ptr; // declares a pointer to an
In 5 years, I see myself as a senior software engineer leading a team of developers.
Leading a team of developers
Working on complex projects
Continuing to learn and grow in my role
Contributing to the success of the company
I am a software engineer with experience in developing web applications and expertise in programming languages such as Java and Python.
Proficient in Java and Python programming languages
Experience in developing web applications using frameworks such as Spring and Django
Familiarity with database technologies such as MySQL and MongoDB
Strong problem-solving and analytical skills
Ability to work in a team and collaborate ef
My strengths include problem-solving skills and attention to detail. My weaknesses are sometimes being too critical of my own work and difficulty saying no.
Strengths: problem-solving skills, attention to detail
Weaknesses: being too critical of my own work, difficulty saying no
In the next 5 years, I see myself as a senior software engineer leading a team of developers.
I plan to continue learning and expanding my skillset
I hope to take on more leadership roles and mentor junior developers
I aim to contribute to the development of innovative software solutions
I plan to stay up-to-date with the latest technologies and industry trends
Yes, I know C language. Here's a program to print numbers from 1 to 10 excluding 5.
Use a loop to iterate from 1 to 10
Inside the loop, check if the current number is equal to 5
If it is not equal to 5, print the number
The question was about finding the average of a set of numbers.
I approached the problem by first summing all the numbers in the set.
Then, I divided the sum by the total number of elements in the set to find the average.
I used a loop to iterate through the set and keep track of the sum and count of elements.
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