Summary
Overview
Work History
Education
Skills
Timeline
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Diwakar Singh

Diwakar Singh

Associate Principal Engineer
Kolkata

Summary

  • Performance Testing and Engineering Lead with over 9.8 years of experience in Software Performance and Automation Testing & Application Tuning across various domains
  • Expert in Performance Testing using JMeter, Blazemeter, Load Runner 12.6 and Performance Centre
  • Knowledge in Automation Testing using Selenium(with Java and Python), Sitespeed.io, Puppeteer
  • Proficient in Software Test Life Cycle, including Test Strategy Definition, Plan, Design, Estimation, Execution, Data Creation & Validation, Test Review and Defect Reporting & Verification
  • Skilled in incorporating industry best practices, techniques and methodologies into existing testing processes for effective bug fixing & resolution of issues.
  • Experience in performance testing lifecycle including Scripting, Design of Scenarios, Execution, Performance Monitoring and Performance Analysis
  • Experience in Script enhancements including correlation, Parameterization, Page Verification and Runtime settings, Error handling , Debugging and GUI & Non-GUI Mode performance testing
  • Expert in creating test scenario metrics to ensure comprehensive test coverage test planning, automation test suite creation and execution, maintenance of regression and Sanity Test Bed
  • Experienced in Automation creating & executing automation tests using Selenium, BDD Framework
  • Skilled in executing various software quality assurance/ product development activities & IT processes for enhancing effectiveness
  • Successfully organized trainings for Performance Testing and Engineering concepts for fresher and other resources

Overview

9
9
years of professional experience
7
7
years of post-secondary education

Work History

Associate Principal Engineer

Nagarro Enterprise
Remote
07.2021 - Current
  • Spearheading overall development and execution of formal Performance Test Plans to ensure delivery of quality software applications
  • Involved in end-to-end performance project lifecycle, from proposal writing, effort estimation, requirement gathering, workload modeling, test planning, scripting, execution, analysis & reporting, and providing recommendations for application tuning
  • Setting up test environments, test strategy, test plan, test cases, test suits, scenarios, test data & requirement traceability matrix
  • Understanding the business requirements from performance front and planning for capacity and design work load models.
  • Liaising with teams to understand performance testing requirements, coordinating testing activities, managing dependencies, tracking status & communicating test results


  • Building and executing the automated scenarios through Load Runner component (Controller) for Test Execution cycles
  • Involved in building Load, Stress and Endurance, Soak and Volume testing
  • Creating work flow models for the client for critical business transactions
  • Managing defect lifecycle including defect creation, defect tracking and root cause analysis of defects
  • Analysing requirements, defining scope, creating test plan document & reviewing framework as per client guidelines
  • Creating quality assurance documents like traceability matrix, defect trend charts and metric reports
  • Leading the software quality process involving review of product functions, test specifications & documentation, defect prevention, debugging & resolution of issues
  • Adding the Application Performance counters for monitoring Web, Application & Database Server and third-party applications
  • Reviewing, modifying and sending the status & bug reports to the client on daily basis under Agile Process
  • Constantly following- up with client for weekly updates for the performance testing of the application and sharing the results
  • Enhancing & standardizing software defect lifecycle management processes that helped to reduce downtime from bug detection, conducting historical analyses of test results, collaborating with large team with multiple project and delivering end-to-end results

Performance Test Consultant

Netcracker Technologies
Bangalore
06.2017 - 06.2019
  • Acted as a team leader in group projects, delegating tasks and providing feedback working as a lead as well as individual contributor as per requirements and handling multiple
    projects.
  • Gathered requirements, prepared test plan, workload model.
  • Prepared scripts using Web (HTTP/HTML), web services , SAP GUI , Executed Load, stress , endurance, spike tests.
  • Prepared test result, test status report, closure report and weekly status reports.
  • Identified the Performance bottleneck and giving the root cause to the project team.

Senior Project Engineer

Wipro Technologies
Bangalore
10.2013 - 06.2019

• Involved in Performance Testing and Analysis.

• Involved in functional, integration and regression testing & White and Black box testing.

• Involved in client interaction.

• Involved in demonstration of a defect.

• Involved in defect retest activities.

• Analysis of test cases belonging to each module.

• Component functionality testing.

• Interacting with the client and updating the Daily/Weekly status report.

• Analyzing bugs of regarding automation issue and fixing of the same.

• Support team members on automation related issues.

• Preparation of the test requirements, Test Plan, Test Data Setup, Test Cases, Test Case Execution.

• Involved in preparation for Sprint Status reports.

Education

Master of Science - Computer Science

Birla Institue of Technology And Science
Pilani
10.2013 - 06.2017

Bachelor of Science - Computer Science And Programming

Techno India Institue of Technology
Kolkata
06.2010 - 06.2013

Skills

    Performance Testing

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Timeline

Associate Principal Engineer

Nagarro Enterprise
07.2021 - Current

Performance Test Consultant

Netcracker Technologies
06.2017 - 06.2019

Senior Project Engineer

Wipro Technologies
10.2013 - 06.2019

Master of Science - Computer Science

Birla Institue of Technology And Science
10.2013 - 06.2017

Bachelor of Science - Computer Science And Programming

Techno India Institue of Technology
06.2010 - 06.2013
Diwakar SinghAssociate Principal Engineer