Hire the Top Freelance Performance Testing Developers in the World

Sutirtha is a Full-stack Engineer with extensive development and consultancy experience, delivering software solutions for clients across Australia, New Zealand, US, and Canada. He applies industry best practices to build elegant, efficient, and meaningful solutions tailored to business needs. With expertise across architecture, development, DevOps, and technology management, Sutirtha provides end-to-end consulting services in designing and implementing solutions aligned with organizations' strategic objectives.

Nikola is a Certified Senior QA Engineer/SDET with over 9 years of experience in both manual and automated testing, setting up QA processes from scratch, defining test strategies and scope, creating test cases, planning testing activities, and delivering clear reporting. He has successfully led multiple projects and developed custom automation solutions, building robust UI and API automation frameworks from the ground up using Playwright, Cypress, Selenium WebDriver, JavaScript, TypeScript, Protractor, Cucumber, Robot Framework, and Serenity/JS. Nikola is also skilled in integrating automated tests into CI/CD pipelines using AWS services (EC2, EKS, ECR, CloudWatch, Lambda, S3) and conducting performance testing with JMeter and K6 with Grafana.

Paul is a Senior C#/.NET Developer with 10+ years of experience in .NET back-end development, creating new solutions from scratch and migrating and improving legacy applications. He thrives in a challenging environment and is looking to build up the knowledge and practical experience to achieve the best results in software development.

Davit has 10+ years of QA Automation expertise creating comprehensive test plans for multiple software development initiatives on projects, analyzing project documentation, release notes, and other documents to identify test scenarios and create test cases. He oversees test execution, result validation, and verification of all QA and testing activities throughout the project lifecycle for clients.

Swaraj is a Senior QA Engineer boasting 13+ years of experience in full-stack development and automated testing using Java, Python, JavaScript, and C#. He creates automated test frameworks and related CI setup from scratch using Java, TestNG, Selenium, Maven, Jenkins, Bash, Appium, and other Java libraries. Swaraj has extensive experience creating test scenarios and test plans, automating manual test cases, and writing unit tests for new and existing code.

Quality Assurance Engineer with over 8 years of experience in all stages of Software QA. Thorough knowledge of SDLC, testing approaches and techniques. Experience in leading a team of QA Engineers. Extremely motivated to constantly develop my skills and grow professionally.

Sourav is a highly skilled and results-driven QA Automation Engineer with over 12 years of industry experience designing, developing, and executing automated test scripts for web applications. He has a proven experience in improving software quality, reducing testing time, and enhancing efficiency through automation. Sourav's expertise includes Cypress, Playwright, TypeScript, JavaScript, WebDriverIO, Selenium, Postman, Newman, JMeter, Locust, Jenkins, and GitLab.

Rakesh is a Certified Anaplan Model Builder/Architect specializing in Anaplan model building, data analysis, and financial planning. He interprets and analyzes data to drive successful business solutions. Rakesh is proficient in analytics, with a good understanding of business operations and analytics tools for effective data analysis.

Pranit is a QA Leader with 12+ years of experience building high-impact testing strategies. He is an architect in test automation, performance engineering, and scalable QA frameworks, specializing in designing test architectures that balance coverage with execution speed using modern tools and practices - Playwright, Selenium, API automation, and containerized test environments (Docker). Pranit is proficient in architecting end-to-end automation solutions with Selenium WebDriver, Playwright, and PyTest, seamlessly integrating into CI/CD pipelines. A strategic thinker with a business-first mindset, he leads cross-functional teams and implements Agile and SAFe methodologies.

Priyabrata is a highly experienced QA professional with a solid background in SQL scripting, integration testing, ETL validation, and API testing across multiple domains including AI/ML, KYC, e-learning, and data engineering and 9+ years of experience leading end-to-end test automation strategies across AI, SaaS, and high-scale tech platforms. He builds scalable automation frameworks (API/UI/back-end) using Python, Playwright, and Selenium, optimizes performance with tools like Locust and JMeter, and integrates QA into CI/CD pipelines via Jenkins, GitHub Actions, and Docker. Priyabrata has a proven track record of executing functional and E2E testing in Agile environments, and his familiarity with complex data pipelines, Kafka-based message validation, and automation scripting makes him a strong fit for roles demanding both strategic QA leadership and hands-on testing capabilities. He specializes in comprehensive ETL validation, database testing (PostgreSQL, MySQL, Redshift), back-end API automation, and managing large-scale data validation and reconciliation tasks.