Arjun Singh Email & Phone Number

Toronto, Ontario, Canada

Mississauga, Ontario, Canada

As the Calix Cloud Test Lead, I lead a team for quality assurance of Calix Cloud Products and Solutions. This includes managing the testing of products such as Calix Support Cloud, Calix Marketing Cloud, Calix Deployment Cloud, and Calix Operations Cloud.Key Responsibilities:• Define and implement the QA strategy, architecture, and execution for all product lines across Software, Web, and Mobile.• Develop advanced test suites using object-oriented methodologies to ensure comprehensive testing coverage.• Execute test strategies on multiple platforms and languages, enhancing overall quality and code coverage.• Create functional and Automation test suites, including backend integration tests and RESTful API tests.• Collaborate with stakeholders to gather insights and effectively translate technical concepts.• Identify risks and errors in applications and tools, taking proactive measures to address them.• Collaborate with development and QA teams to identify automation-ready test cases and suites.• Design and execute integration, regression, and stress tests using industry-standard tools.• Work closely with Product Owners and Developers to understand requirements and convert them into test cases.• Apply strong knowledge of API testing for comprehensive testing coverage.Additional Responsibilities:• Perform regression testing on new cloud software components and hardware, scalability tests, and evaluate compliance to specifications.• Develop and execute tests to validate customer use cases.• Write clear, concise, and understandable problem descriptions and test reports.• Reproduce field issues and validate their resolution.• Utilize traffic generators for video, data, and voice-related testing and capture and analyze data packets.• Troubleshoot and debug issues.

Mississauga, Ontario, Canada

During my tenure as a Technology Lead at Infosys, I worked as a Solution/Functional Test Engineer for Calix Inc. My primary focus was on improving the product through the introduction of various test strategies. Notably, I implemented Chaos Engineering to proactively identify and address issues before they occur. I took pride in having the highest bug defect count attributed to my name, and I received recognition for my achievements, including the R&D People's Choice Award from Calix and an appreciation award from my company.In my role, I had several responsibilities related to testing products and solutions at different layers. These included:• Conducting release readiness reviews with the client's release management and performing final validations before software shipment.• Managing daily Smoke, Sanity, and Regression Testing for various client products, such as Edge Routers, UI-based Configuration Management Software, and Cloud-hosted Microservices.• Collaborating with the client's TAC and sales team to support issue reproduction, internal analysis, verification of fixes, patch release support, and documenting MOPs procedures.• Ensuring system stability through robustness and scalability tests for the product.• Conducting training sessions for the team to share best practices, knowledge on new features, and providing technical support and mentoring.• Implementing test automation for Access Technologies like BNG (Broadband Network Gateway) and end-to-end network solutions based on NGPON and GPON technologies using Python and Robot Framework.• Performing REST API testing for cloud-based microservices.• Designing and testing network topologies involving OLT, ONTs, RGs (NGPON and GPON Based), Traffic Generators like Spirent, IXIA, and Routing Products like Juniper MX and Cisco ASR Routers.

Bengaluru Area, India

Bengaluru Area, India

As a Senior System Engineer, I worked as a QA Test Consultant, optimizing various areas. My primary responsibility was handling regression of various features and managing Smoke/Sanity testing as per the CI/CD Pipeline using Atlassian’s Bamboo. I closely worked with Release management to test products and prepare them for release.• Executed regression tests for various protocols supported by the product, including access technologies like DHCPv4, DHCPv6, PPPoE, Subscriber management, and Routing technologies like Multicast, BGP, OSPF based on Optical Passive technology.• Prepared script automation guidelines for the testing framework and developed keywords for re-use and keyword-driven testing using Robot Framework and Python.• Analyzed regression failures, debugged issues, performed Bug verification testing after development addressed the problems, and provided technical support to the team.• Participated in test strategy discussions, prepared test scenarios, set up test labs to replicate service provider networks, and tested deployed features, ensuring interoperability between nodes from different vendors.• Reported bugs observed during verification using a bug reporting tool and tracked bug closures by coordinating with designers.• Automated test cases to facilitate future regression activities for router software releases.• Utilized test management tools like JIRA and QTEST to document test scenarios and raise tickets against the product.

Bengaluru Area, India

After completing my internship, I made the decision to join Infosys and joined the Network and Engineering Services Unit. Drawing on my experience in Python development, my initial focus was on reducing manual efforts and automating tasks within the team.As time went on, I discovered my passion for automating workflows and chose to pursue a career as a Systems Engineer. This involved expanding my knowledge in Linux, Networking, Routing, and various access technologies.To enhance our testing capabilities, I began utilizing the Robot Framework, harnessing its Python-based features to generate comprehensive test reports and identify bugs. These efforts were well-received, earning me multiple acknowledgments and even a Client's Appreciation Award.Some of my primary tasks included:• Conducting test automation using the Robot Framework in conjunction with Python.• Developing test frameworks using Python and creating custom libraries as per specific requirements.• Utilizing Atlassian Agile tools like Jira, Contour, and Confluence to track and manage work plans.• Collaborating with senior test leads to gather requirements and automate manual processes.• Providing support and coordination for various test activities, closely interacting with clients as part of the Agile team during feature testing.• Identifying bugs, submitting appropriate Change Requests (CRs), and verifying fixes.• Actively participating in feature requirement analysis and discussions.• Executing various tests such as sanity, regression, robustness, traffic, and feature testing.

Mysuru Area, India

• Completed a comprehensive training and internship program at Infosys during the final semester of university.• Received rigorous training in Python Programming, RDBMS, and Software Fundamentals related to Operating Systems and Networking.• Developed OOPS•based applications through Python projects.• Applied Java technologies such as Hibernate, JSF, and JSP to create enterprise•level web projects, utilizing HTML, CSS, and JavaScript.• Acquired skills in Design Thinking, Communication, and leadership.• Completed an internship project focused on Android Development, successfully creating an application called "iCab" using Android Studio.