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QA Automation Engineer III

Nextracker Inc. Sorocaba, São Paulo, Brazil

onsite
Posted Feb 12, 2026

Role & seniority: Automation-focused QA Lead / Senior Tester responsible for testing strategy and framework ownership

Stack/tools: Frontend: Angular; Backend: Go / Python / C++; APIs: REST; Databases: PostgreSQL; Cloud/DevOps: Azure, Azure DevOps, CI pipelines; Testing: Playwright, Cypress, Selenium, Puppeteer, API testing tools, Postman/Newman; CI/CD and tooling: Jira, Git

Top 3 responsibilities

  • Own and evolve testing strategy and quality standards; design, implement, and maintain automated test frameworks (E2E, API, integration) for web UI and REST APIs

  • Set up testing infrastructure from scratch and integrate all automated tests into CI/CD; define quality gates and release criteria

  • Perform higher-complexity manual/exploratory testing where automation is ineffective; validate PV calculation accuracy with domain experts

Must-have skills

  • Strong programming experience (Python, JavaScript or similar)

  • Proven experience establishing testing infrastructure independently for frontend (Angular), backend (Go/Python/C++), APIs (REST), and PostgreSQL

  • Web testing automation (Puppeteer, Cypress, Playwright, Selenium, etc.) and API automation frameworks

  • Experience with Azure/Azure DevOps, CI pipelines; Jira, Git; familiarity with testing infra setup (Playwright/Cypress, Postman/Newman)

Nice-to-haves

  • Domain experience in energy/solar or utility-scale projects

  • Comfortable with exploratory/manual testing strategy and mentoring junior testers

Full Description

Job Description: About the Role Own and evolve our testing strategy for a web-based solar energy platform. Automation-focused, with responsibility for setting up and maintaining testing frameworks, improving CI integration, and mentoring a junior tester. Key Responsibilities • Own overall testing strategy and quality standards • Design, implement, and maintain automated test frameworks (E2E, API, integration) for web UI (Angular) and REST APIs • Set up testing infrastructure from scratch (Playwright/Cypress, Postman/Newman) • Integrate all automated tests into CI/CD pipelines • Define quality gates and release criteria • Perform higher-complexity manual and exploratory testing where automation is not effective • Validate PV calculation accuracy with domain experts Required Qualifications • Strong programming experience (Python, JavaScript, or similar) • Proven experience establishing testing infrastructure independently for the following: • Frontend: Angular • Backend: Go / Python / C++ • APIs: REST • Database: PostgreSQL • Cloud & DevOps: Azure, Azure DevOps, CI pipelines • Tooling: Jira, Git, API testing tools • Web testing automation (Puppeteer, Cypress, Playwright, Selenium, etc.) • API automation frameworks At Nextpower, we are driving the global energy transition with an integrated clean energy technology platform that combines intelligent structural, electrical, and digital solutions for utility-scale power plants. Our comprehensive portfolio enables faster project delivery, higher performance, and greater reliability, helping our customers capture the full value of solar power. Our talented worldwide teams are redefining how solar power plants are designed, built, and operated every day with smart technology, data-driven insights, and advanced automation. Together, we’re building the foundation for the world’s next generation of clean energy infrastructure. We are Nextpower At Nextpower, we are driving the global energy transition with an integrated clean energy technology platform that combines intelligent structural, electrical, and digital solutions for utility-scale power plants. Our comprehensive portfolio enables faster project delivery, higher performance, and greater reliability, helping our customers capture the full value of solar power. Our talented worldwide teams are redefining how solar power plants are designed, built, and operated every day with smart technology, data-driven insights, and advanced automation. Together, we’re building the foundation for the world’s next generation of clean energy infrastructure.

Testing StrategyAutomation FrameworksCI IntegrationE2E TestingAPI TestingIntegration TestingAngularREST APIsPlaywrightCypressPostmanNewmanPythonJavaScriptGoPostgreSQLmulti-location

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