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QA Engineer - Data Lake
PayNet (Payments Network Malaysia)Kuala Lumpur, Kuala Lumpur, Malaysia24 days ago
Job descriptionDefine test scope, success criteria, and test environments for different projects. Collaborate with stakeholders to align test coverage with business objectives. Test Execution & Automation : Expand automation test coverage using Python (pytest), Postman, and other frameworks. Identify inefficiencies in the testing process and propose improvements. Identify design flaws and inconsistencies; analyze design documents to identify gaps in requirements. Investigate, track, and document defects using proper defect management tools. Conduct root cause analysis and work with developers to ensure timely fixes. Continuously monitor test results and improve stability. CI / CD & Security : Apply OWASP Top 10 security best practices in API and performance testing. Maintain comprehensive test documentation, including test cases, scripts, and reports. Work closely with Developers, QAs, and Data Engineers to improve QA processes. Mentor Junior QA Engineers and provide technical guidance. Coordinate software releases, including managing Change Requests (CRs) and ensuring items are tested in UAT, staging, and production (post-deployment). Programming / Query Languages : SQL : Expertise in writing SQL queries to retrieve and validate data; construct queries for testing data integrity and accuracy. Python : Scripting for automation tests against data structures, data quality, GraphQL / REST APIs, and data-related scripting; verify data accuracy across sources (DB, text files, PDFs, APIs). Automation Testing Frameworks : Familiarity with Postman; experience with k6, JMeter for API and system performance validation; knowledge of monitoring tools (Grafana, Datadog, Dynatrace). Strong understanding of GitLab / Jenkins for automated testing. API Development : Security : General Software Engineering Skills : Soft Skills : Minimum Qualifications 3-5 years of QA / testing experience with a focus on automation and API testing. Experience in Financial Services and / or Technology sectors is a plus. Proficiency in English and Bahasa Malaysia. Mid-Senior level Full-time Information Technology
Overview
As a QA Engineer, you will play a critical role in designing, developing, and implementing automated testing frameworks to ensure the quality and reliability of our data-driven applications and APIs. You will be responsible for expanding test automation coverage, optimizing test strategies, and collaborating closely with development, data, product teams and other stakeholders. This role requires a strong understanding of software testing methodologies, API validation, performance testing, and automation tools.
Responsibilities
- Test Strategy and Planning :
Contribute to test strategy formulation and drive improvements in test planning.
Implement and execute manual and automated test cases across APIs, databases, and UIs.
Enhance CI / CD integration by automating test execution in GitLab pipelines.
Functional Competencies
GraphQL : Expertise in query syntax, fields, arguments, types, and resolvers; create queries to test use cases and validate responses; handle errors and validate error messages; test GraphQL endpoints with tools like Postman.
Advanced proficiency in Python-based testing frameworks (pytest, SGQLC, openpyxl, pdfplumber, etc.).
Experience in API authentication and authorization methods; familiarity with RESTful, GraphQL, and gRPC APIs.
OWASP Top 10 knowledge for API security assessment.
Familiarity with Git and Agile development practices.
Good collaboration with Developers, Data Engineers, and stakeholders; strong communication; analytical and problem-solving skills; ability to work in multidisciplinary teams and promote knowledge sharing.
Qualifications & Experience
Bachelor’s degree in Computer Science, Information Systems Technology, or Software Engineering.
Seniority level
Employment type
Job function
Location & Compensation
Kuala Lumpur, Federal Territory of Kuala Lumpur, Malaysia
Salary : MYR 4,000.00 - MYR 7,000.00 per month
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Data Engineer • Kuala Lumpur, Kuala Lumpur, Malaysia
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