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Versa Networks Interview Questions

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Let’s say that your company is running a standard control and variant AB test on a feature to increase conversion rates on the landing page. The PM checks the results and finds a .04 p-value.

How would you assess the validity of the result?

Experiment Validity

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

What is a key disadvantage of the F-test when compared to multiple t-tests?

What is a key disadvantage of the F-test when compared to multiple t-tests?

Hundreds of Hypotheses

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

Let’s say you work for a social media company that has just done a launch in a new city. Looking at weekly metrics, you see a slow decrease in the average number of comments per user from January to March in this city.

The company has been consistently growing new users in the city from January to March.

What are some reasons why the average number of comments per user would be decreasing and what metrics would you look into?

What metric could be used to measure if active users are still engaging on the platform despite an overall decrease in the average number of comments per user?

What metric could be used to measure if active users are still engaging on the platform despite an overall decrease in the average number of comments per user?

Decreasing Comments

How would you investigate a decline in the average number of comments per user?

Versa Networks Salaries by Position

JOB TITLE: Lead Software Engineer – ScalabilityLOCATION: Bangalore/ChennaiAbout UsVersa Networks, Inc. is a leading vendor of next-generation Software Defined solutions and architectures, called SASE (Secure Access Service Edge). Versa is providing an end-to-end solution that both simplifies and secures the WAN/branch office network.The goal of Versa Networks is to provide unprecedented business advantages through a software-based approach that allows for unmatched agility, cost savings, and flexibility. We have created a feature-rich, scalable yet simple to use a software platform to implement many different enterprise and service provider use cases, including:· Full software-defined branch for enterprise customers.· Secure SD-WAN and SASE for enterprises with layered security.· Next-generation managed services for service providers.We are looking for a passionate, entrepreneurial, and tech-savvy Solution Architect to help our customers and partners evaluate, adopt and expand the use of our technology. Educational QualificationBachelor’s or Master’s degree in Information Technology, Computer science, Electronics, Computer Application.Note: qualification is not a selection condition. ExperienceWe are looking for engineers with no less than 5 years of relevant industry experience (Multiple positions open for varying experience levels). Job ResponsibilitiesYou will play a major role in solving complex problems at the intersection of networking, security, and analytics together with best of the minds in the industry. More specifically, you will be helping with.· Design, development, and support of various infrastructure, OAM, and resiliency modules of Versa VOS.· Demonstrate technical acumen in delivery of cutting-edge software projects.· Ensure quality in delivered code through various tests before handoff to QA teams.· Champion hands-on troubleshooting, debugging, and fixing efforts for any issues reported by field, QA, and SE/TAC teams.· Interact with key stake holders in products, management, and sales to elicit key requirements, and matching solutions.· Mentor the high caliber team, guide them on technical aspects as required, and enforce industry best practices.· Interact with Documentation team to update relevant product documents, FAQs, and other technical materials.· Participate in code reviews, hackathons, and team meetings.· Demonstrate ownership in one or more technical areas.· Participate in performance reviews, conducting interviews, release line items estimation, and cross-functional reviews. Essential Skills· Good exposure to SDLC with one or more product or feature delivery experience without much supervision.· Hands-on, strong programming skills in C or C++ in Linux or Unix environment.· Knowledge of networking domain (protocols and interoperability), system programming, and aspects like socket I/O and event driven architectures.· Good understanding of different types of high availability, check-pointing data synchronization, load balancing, and clustering solutions.· Experience working on control and data planes of networking and/or security appliances.· Understanding of CPU architectures, memory, and I/O interfaces and their inter-play to deliver the best of performance and scale for given hardware.· Ability to conduct Root Cause Analysis/RCA of reported problems and implement fixes for current issue and device safeguards to protect against similar issues in the future.· Work collaboratively with local and international teams, communicate effectively, and deliver in time-constrained environments.· Working knowledge of various tools for version management, traffic generation, packet capture and analysis, and build tools.· Strong analytical and problem solving skills, quickly learn on new areas, and willingness to help customers, peers, and other team members at any time. Desired Skills· Good understanding and working experience with DPDK and libevent· Hands-on experience in working with network security and Cloud technologies· Experience with performance tuning, OS abstraction layer, and tooling. Our BenefitsVersa Networks is a rapidly growing organization and is built by people with vast experience in the networking industry. We are a pragmatic team with a healthy work-life balance. We offer a competitive compensation package and quality of life benefit to everyone in an inspiring environment with skilled and passionate co-workers. Our exciting company culture offers a great place to work.

DescriptionJOB TITLE: Software Engineer Cloud Platforms LOCATION: Bangalore Experience: 3+ Years About UsVersa is disrupting the way organizations build and secure their users, applications, and infrastructure with its innovative AI/ML driven SASE platform. Come join the Versa team to build systems to operate and manage our Secure Access Service Edge (SASE) product portfolio. About The TeamWe are looking for passionate and entrepreneurial engineers to join our engineering team and develop systems that help us as well as our customers and partners evaluate, adopt, and expand the use of our technology. Educational QualificationBachelor’s degree in information technology, Computer science, Electronics, and Computer Application. About The RoleWe are looking for engineers with no less than 4 years of relevant industry experience (Multiple positions open for varying experience levels). In This Role, You Will - <ul><li>Design and build the production platforms and supporting applications that power our products, enabling reliability, observability, and security at scale.</li><li>Build systems and establish processes to ensure that our infrastructure can reliably scale to the next order of magnitude with all the components being monitored for SLA compliance.</li><li>Automate cloud infrastructure tasks and workflows to improve operational efficiency.</li><li>Build tools to support our products in production environment.</li><li>Analyse and resolve infrastructure resource and application deployment issues.</li></ul> You Might Thrive in This Role If You - <ul><li>Have experience of using Python, Ansible, Terraform etc.</li><li>Have experience of implementing infrastructure and applications on public cloud platforms (preferably AWS or Azure or GCP) as well as private data centres.</li><li>Have experience of working in large-scale data canter/cloud/network environments.</li><li>Have experience with monitoring tools like – Nagios, Zabbix, Site 24/7, Prometheus + Grafana.</li><li>Are knowledgeable in Linux/Unix administration.</li><li>Aware of critical concepts in DevOps principles.</li></ul> The Skills That Can Help You Be Productive Quickly -<ul><li>Have 4+ years’ experience of building core infrastructure.</li><li>Have experience operating orchestration systems such as Kubernetes at scale.</li><li>Have experience building abstractions over cloud platforms.</li><li>Are comfortable building and operating scalable, reliable, secure systems.</li><li>Can configure and manage databases such as MySQL, Mongo DB, Cassandra</li></ul> Everyone in The Team Requires -<ul><li>Great analytical thinking.</li><li>Ability to think full stack when it comes to problem-solving.</li><li>Ability to learn new technology quickly.</li><li>Excellent hands-on skills in large-scale Network and Cloud operations.</li></ul>

Versa Networks Interview Questions

Versa Networks Interview Guides

Versa Networks Interview Questions

Versa Networks Salaries by Position

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