About i2c inc.
Company Description
i2c Inc. is a global leader in providing highly-configurable payment and banking solutions. Founded in 2001 and headquartered in Silicon Valley, i2c offers a comprehensive SaaS platform that enables businesses to create and manage credit, debit, prepaid, lending, and buy-now-pay-later (BNPL) programs. With a presence in over 200 countries, i2c's technology supports millions of users across all time zones.
The company's proprietary "building block" technology allows clients to select and customize products to meet their specific needs, providing unparalleled flexibility and scalability. i2c's commitment to innovation and customer satisfaction has made it a trusted partner for leading financial institutions and fintech companies worldwide.
Work Culture & Job Environment
i2c fosters a collaborative and inclusive work environment that emphasizes innovation, respect, and personal growth. Employees are encouraged to bring their ingenuity and determination to make an impact, with the freedom to innovate at every level. The company values teamwork and strives to build a respectful, friendly, and collaborative atmosphere that opens doors to professional and personal development.
While i2c offers competitive benefits and perks, some employees have reported challenges in work-life balance, particularly in client-facing roles, which can involve long hours. Despite these challenges, many employees appreciate the learning opportunities and exposure to international cultures and work environments that i2c provides.
Interview Questions & Sample Answers
1. Associate Software Engineer
Q1: Can you explain the SOLID principles in object-oriented programming?
The SOLID principles are a set of design principles that help create more understandable, flexible, and maintainable code. They include:
S: Single Responsibility Principle
O: Open/Closed Principle
L: Liskov Substitution Principle
I: Interface Segregation Principle
D: Dependency Inversion Principle
Q2: How would you design a RESTful API for a payment processing system?
I would start by identifying the resources involved, such as transactions, users, and accounts. Then, I would define the appropriate HTTP methods (GET, POST, PUT, DELETE) for each resource, ensuring stateless communication and proper use of HTTP status codes. Security measures like authentication and authorization would be implemented using tokens.
Q3: What is the difference between a stored procedure and a view in SQL?
A stored procedure is a set of SQL statements that can be executed as a program, allowing for complex operations and logic. A view is a virtual table representing the result of a query, providing a way to simplify complex joins and aggregations.
Q4: Can you explain the concept of multithreading and its benefits?
Multithreading allows multiple threads to run concurrently within a single process, improving the efficiency of CPU-bound tasks. It enables better utilization of CPU resources and can lead to faster execution of programs. However, it requires careful management to avoid issues like race conditions and deadlocks.
Q5: How do you approach debugging a complex issue in a production environment?
I would start by reproducing the issue in a controlled environment, if possible. Then, I would analyze logs and use debugging tools to trace the problem. Collaborating with team members and communicating with stakeholders is crucial to resolve the issue promptly.
Q6: What is your experience with version control systems like Git?
I have used Git extensively for source code management, including branching, merging, and resolving conflicts. I am familiar with Git workflows like GitFlow and have experience using platforms like GitHub and GitLab for collaboration.
Q7: How do you stay updated with the latest developments in software engineering?
I regularly read technical blogs, participate in online forums, and attend webinars and conferences. I also engage in personal projects and contribute to open-source communities to apply new concepts and technologies.
Job Roles
Skills (for reference):
Object-Oriented Programming (OOP)
Database Design and Management
RESTful API Development
Multithreading and Concurrency
Version Control (Git)
Problem-Solving and Debugging
Continuous Learning and Adaptability
Previous Roles (for reference):
Junior Software Developer
Backend Developer
Database Administrator
Quality Assurance Engineer
Systems Analyst
i2c inc. Interview Questions and Answers
Updated 21 Feb 2026No interview experiences shared yet.
View all interview questionsFrequently Asked Questions in i2c inc.
Have a question about the hiring process, company policies, or work environment? Ask the community or browse existing questions here.
Common Interview Questions in i2c inc.
Q: There are two balls touching each other circumferencically. The radius of the big ball is 4 times the diameter of the small all. The outer small ball rotates in anticlockwise direction circumferencically over the bigger one at the rate of 16 rev/sec. The bigger wheel also rotates anticlockwise at N rev/sec. What is 'N' for the horizontal line from the centre of small wheel always is horizontal.
Q: There are 3 clans in an island - The Arcs who never lie, the Dons who always lie and the Slons who lie alternately with the truth. Once a tourist meets 2 guides who stress that the other is a Slon. They proceed on a tour and see a sports meet. The first guide says that the prizes have been won in the order Don, Arc, Slon. The other says that, the order is Slon, Don, Arc. (the order need not be exact). To which clan did each of the guides and the players belong? ...
Q: 3 policemen and 3 thieves had to cross a river using a small boat. Only two can use the boat for a trip. All the 3 policemen and only 1 thief knew to ride the boat. If 2 thieves and 1 policeman were left behind they would kill him. But none of them escaped from the policemen. How would they be able to cross the river?
Q: The citizens of planet nigiet are 8 fingered and have thus developed their decimal system in base 8. A certain street in nigiet contains 1000 (in base 8) buildings numbered 1 to 1000. How many 3s are used in numbering these buildings?
Q: There are 3 sticks placed at right angles to each other and a sphere is placed between the sticks . Now another sphere is placed in the gap between the sticks and Larger sphere . Find the radius of smaller sphere in terms of radius of larger sphere.
Q: There is a room with a door (closed) and three light bulbs. Outside the room there are three switches, connected to the bulbs. You may manipulate the switches as you wish, but once you open the door you can't change them. Identify each switch with its bulb.
Q: The egg vendor calls on his first customer and sells half his eggs and half an egg. To the second customer, he sells half of what he had left and half an egg and to the third customer he sells half of what he had then left and half an egg. By the way he did not break any eggs. In the end three eggs were remaining . How many total eggs he was having ?
Q: Every day a cyclist meets a train at a particular crossing .The road is straight before the crossing and both are travelling in the same direction.Cyclist travels with a speed of 10 kmph.One day the cyclist come late by 25 minutes and meets the train 5 km before the crossing.What is the speed of the train?
Q: If I walk with 30 miles/hr i reach 1 hour before and if i walk with 20 miles/hr i reach 1 hour late. Find the distance between 2 points and the exact time of reaching destination is 11 am then find the speed with which it walks.
Q: Consider a series in which 8 teams are participating. each team plays twice with all other teams. 4 of them will go to the semi final. How many matches should a team win, so that it will ensure that it will go to semi finals.?
Q: An escalator is descending at constant speed. A walks down and takes 50 steps to reach the bottom. B runs down and takes 90 steps in the same time as A takes 10 steps. How many steps are visible when the escalator is not operating.Â
Q: A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally?
Q: A Man is sitting in the last coach of train could not find a seat, so he starts walking to the front coach ,he walks for 5 min and reaches front coach. Not finding a seat he walks back to last coach and when he reaches there,train had completed 5 miles. what is the speed of the train ?
Q: A man driving the car at twice the speed of auto one day he was driven car for 10 min. and car is failed. he left the car and took auto to go to the office .he spent 30 min. in the auto. what will be the time take by car to go office?
Q: A person meets a train at a railway station coming daily at a particular time. One day he is late by 25 minutes, and he meets the train 5 k.m. before the station. If his speed is 12 kmph, what is the speed of the train.
Q: Joe started from Bombay towards Pune and her friend julie in opposite direction. they met at a point . distance traveled by joe was 1.8 miles more than that of julie.after spending some both started there way. joe reaches in 2 hours while julie in 3.5 hours.Assuming both were traveling with constant speed. What is the distance between the two cities.
Q: There are some chickens in a poultry. They are fed with corn. One sack of corn will come for 9 days. The farmer decides to sell some chickens and wanted to hold 12 chicken with him. He cuts the feed by 10% and sack of corn comes for 30...
Q: The profit made by a company in one year is enough to give 6% return on all shares. But as the preferred shares get on return of 7.5%, so the ordinary shares got on return of 5%. If the value of preferred shares is Rs 4,000000, then what is the va...
Q: A is driving on a highway when the police fines him for over speeding and exceeding the limit by 10 km/hr. At the same time B is fined for over speeding by twice the amount by which A exceeded the limit. If he was driving at 35 km/hr what is the speed limit for the road?
Q: A 31" x 31" square metal plate needs to be fixed by a carpenter on to a wooden board. The carpenter uses nails all along the edges of the square such that there are 32 nails on each side of the square. Each nail is at the same distance from the neighboring nails. How many nails does the carpenter use?Â
