[Job - 30348] Senior Sdet (Software Development Engineer In Test), Brazil

Ci; Brasil; Presencial; BRL 180 000 - 300 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Health insurance

Dental insurance

Meal allowance

Childcare assistance

Paternity leave

Well-being platform

Resumo da oferta

CI&T in Brazil is seeking a Senior Quality Analyst to drive testing strategy across web apps and APIs. You will lead automated E2E flows, validate REST APIs, and ensure multi-tenant security and data integrity in a fast-moving, multicultural environment.

Join a team that values automation, reliability, and continuous learning, offering health benefits and growth opportunities while shaping quality across enterprise-scale solutions.

Qualificações

• Strong testing pyramid understanding with functional and non-functional testing.
• Experience in web app automation with Playwright or Cypress.
• REST API testing from OpenAPI spec.
• SQL/PostgreSQL queries for data validation.
• Familiar with GitHub and CI/CD workflows.
• Advanced English proficiency.

Responsabilidades

• Translate product stories and acceptance criteria into layered test strategies, including unit, API-contract, integration, E2E, and exploratory testing.
• Design, execute, and maintain automated E2E flows for a modern React/Vite web app using Playwright (TypeScript).
• Cover REST APIs (Python/FastAPI backends) with contract tests and behavior tests using pytest and HTTP clients (Postman/Bruno, httpx).
• Verify constraint-based and optimization behavior through scenario-based tests, ensuring rigorous testing of feasibility and resource-fit rules.
• Validate multi-tenant isolation, RBAC, and OIDC/OAuth2 flows to ensure tenant data integrity and security.
• Build and maintain a lightweight exploratory/session-based practice to catch edge cases that scripted tests may miss.
• Run root cause analysis on production/staging defects, driving fixes with clear reproducibility notes and evidence.

Conhecimentos

Test automation

Functional testing

Non-functional testing

REST API testing

SQL/PostgreSQL

CI/CD workflows

English

Ferramentas

Playwright

Cypress

Postman

httpx

Descrição da oferta de emprego

[Job - 30348] Senior SDET (Software Development Engineer in Test), Brazil

At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.

With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.

We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.

At CI&T, we are seeking a highly skilled and motivated Senior Quality Analyst to join our team in Brazil. You will contribute to an innovative project in a collaborative, innovative, transforming, and multicultural environment.

Position Overview:

As a Senior Quality Analyst, you will play a critical role in ensuring the quality and performance of our software solutions. You will lead the design and implementation of comprehensive testing strategies, focusing on automated end-to-end flows and REST APIs. Collaborating with cross-functional teams, you will ensure our products not only meet but exceed client expectations.

Key Responsibilities: What you'll do

• Translateproduct stories and acceptance criteria into layered test strategies, including unit, API-contract, integration, E2E, and exploratory testing.
• Design,execute, andmaintainautomated E2E flows for a modern React/Vite web app using Playwright (TypeScript).
• CoverREST APIs (Python/FastAPI backends) with contract tests and behavior tests using pytest and HTTP clients (Postman/Bruno, httpx).
• Verifyconstraint-based and optimization behavior through scenario-based tests, ensuring rigorous testing of feasibility and resource-fit rules.
• Validatemulti-tenant isolation, RBAC, and OIDC/OAuth2 flows to ensure tenant data integrity and security.
• Buildandmaintaina lightweight exploratory/session-based practice to catch edge cases that scripted tests may miss.
• Runroot cause analysis on production/staging defects, driving fixes with clear reproducibility notes and evidence.

Required Skills and Qualifications:

Must-have Skills:

• Strong grasp of the testing pyramid and hands-on experience with functional and non-functional testing.
• Expertise in test automation for modern web apps (Playwright preferred or Cypress).
• Proficiency in REST API testing with contract-first tooling, able to design tests from an OpenAPI spec.
• Strong SQL/PostgreSQL skills for writing non-trivial queries and validating data.
• Comfort with modern issue trackers, GitHub, and CI/CD workflows.
• Advanced English proficiency.

You'll stand out if you have:

• Experience in testing constraint/optimization systems.
• Proficiency in Python and pytest.
• Familiarity with multi-tenant SaaS testing and accessibility testing to WCAG 2.1 AA.
• Experience in performance/load testing and event-driven/async workflow testing.

Our benefits:

• Health and dental insurance
• Meal and food allowance
• Childcare assistance
• Extended paternity leave
• Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass
• Profit Sharing and Results Participation (PLR)
• Life insurance
Continuous learning platform (CI&T University)
• Discount club
• Free online platform dedicated to physical, mental, and overall well-being
• Pregnancy and responsible parenting course
• Partnerships with online learning platforms
• Language learning platform
• And many more!

More details about our benefits here: https://ciandt.com/br/pt-br/carreiras

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. See which data needs to be included in the report by clicking here. This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it.

We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.

#LI-CI

Sobre a empresa

CI

CI&T provides end-to-end solutions - from strategy to design to engineering, testing, & implementation - for digital experiences in the financial service industry.