FNF India Senior Engineer Interview Questions and Answers

I have over 10 years of experience working as a Senior Engineer in various industries.

• Led multiple engineering projects from conception to completion

• Managed cross-functional teams to achieve project goals

• Implemented cost-saving measures through process improvements

• Collaborated with stakeholders to ensure project alignment with business objectives

I have worked on various projects involving software development, system integration, and process improvement.

• Developed a web-based application for tracking inventory and sales data

• Implemented automation scripts to streamline testing processes

• Led a team in optimizing database performance for a large-scale e-commerce platform

I have worked on various technologies including Java, Python, AWS, and Docker.

• Proficient in Java programming language and its frameworks like Spring and Hibernate

• Experience in developing and deploying applications on AWS cloud platform

• Familiarity with Python and its libraries like NumPy and Pandas

• Expertise in containerization using Docker and Kubernetes

• Hands-on experience in database technologies like MySQL and MongoDB

Gx is a protocol used in 3G and 4G networks for policy and charging control.

• Gx is used for communication between the Policy and Charging Rules Function (PCRF) and the Policy and Charging Enforcement Function (PCEF)

• It is used to establish and manage Quality of Service (QoS) policies for data traffic

• Gx messages include Credit-Control-Request (CCR) and Credit-Control-Answer (CCA)

Diameter is a protocol used in telecommunications for authentication, authorization, and accounting (AAA) purposes.

• Diameter is an evolution of the RADIUS protocol, designed to address its limitations.

• It is used in various network elements like AAA servers, gateways, and proxies.

• Diameter messages consist of header, flags, command code, application ID, and AVPs.

• It supports various applications like Diameter Credit-Contro...read more

WAN stands for Wide Area Network and routing protocols are used to determine the path for data to travel in a network.

• WAN is a network that spans over a large geographical area

• Routing protocols are used to determine the best path for data to travel in a network

• Examples of routing protocols include OSPF, BGP, and EIGRP

Data packet traffic movement refers to the flow of data packets between devices on a network.

• Data packets are units of data that are transmitted over a network.

• Traffic movement refers to the movement of these data packets between devices on the network.

• This movement is controlled by network protocols and routing algorithms.

• Examples of data packet traffic movement include sending an email, streaming a video, or download

A turbofan is a type of air-breathing jet engine that is widely used in aircraft propulsion.

• Consists of a fan at the front of the engine that compresses air and a core engine that burns fuel to produce thrust

• More fuel-efficient and quieter compared to traditional turbojet engines

• Commonly used in commercial airliners like Boeing 737 and Airbus A320

My assessment involves evaluating the current state of a project or system, identifying strengths and weaknesses, and providing recommendations for improvement.

• Assess current project/system

• Identify strengths and weaknesses

• Provide recommendations for improvement