Senior QA Backend Engineer

Reposted 8 Days Ago
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Warsaw, Warszawa, Masovian, POL
In-Office
Senior level
Agency • Information Technology • Professional Services • Consulting
The Role
Lead backend-focused QA for microservice-based systems: plan and run integration, system, E2E, UAT and usability tests; validate complex asynchronous flows and messaging (SNS/SQS); analyze logs and traces; collaborate with developers and cross-functional teams to improve product stability and quality.
Summary Generated by Built In
We are looking for an experienced Senior QA Backend Engineer with a strong focus on backend testing and distributed systems. You will be responsible for ensuring the quality of complex applications built on a microservices architecture by planning, executing, and evaluating various testing activities. The ideal candidate is a proactive team player with excellent analytical and communication skills who enjoys collaborating across multiple development teams.
 
Responsibilities:
  • Plan and execute integration, system and usability testing
  • Taking part of E2E and UAT testing
  • Validate complex backend flows across multiple microservices and integrations
  • Work with the developers to understand the critical paths and ensure product stability
  • Build better cooperation with other Dev Teams
  • Collaborate closely with cross-functional and cross-team stakeholders to improve overall product quality


Requirements
    • At least 5+ years of experience as software tester
    • Highly motivated team player with strong communication skills
    • Working experience in planning, analysis, execution and evaluation of tests
    • Working experience and knowledge of common test design techniques
    • Strong test analytics skills
    • Understanding of mobile and web-based applications
    • Strong backend-focused testing experience
    • Experience testing microservice-based architectures across multiple services
    • Understanding of asynchronous and event-driven systems
    • Experience with AWS SNS/SQS based integrations and messaging flows
    • Understanding of software development lifecycle
    • Knowledge of defect management tools like: Jira, YouTrack etc.
    • Knowledge of test management tools like: TestRail, Xray etc.
    • Experience of API testing tools: Postman, Swagger etc.
    • Experience with SQL databases
    • Ability to analyze logs, trace requests and validate data flow across services
    • Experience in Agile
    • Testing in projects
    • Strong cross-team collaboration and communication skills while working with multiple development teams
    Nice to have:
    • Experience with test automation for web and mobile applications.
    • Knowledge of REST API standards, HTTP protocols, and API contract validation.
    • Experience in payment cards, card management, or payment processing domains.
    • ISTQB Foundation Level and/or ISTQB Advanced Test Analyst certification.



    Benefits
    • B2B contract
    • Hybrid work (Office Thu + PI Planning onsite)
    • Engagement in technically challenging projects with a mature engineering culture.
    • Long-term cooperation on an exciting international project.
    • Opportunity to influence testing strategy, quality standards.


    Skills Required

    • At least 5+ years of experience as software tester
    • Highly motivated team player with strong communication skills
    • Working experience in planning, analysis, execution and evaluation of tests
    • Working experience and knowledge of common test design techniques
    • Strong test analytics skills
    • Understanding of mobile and web-based applications
    • Strong backend-focused testing experience
    • Experience testing microservice-based architectures across multiple services
    • Understanding of asynchronous and event-driven systems
    • Experience with AWS SNS/SQS based integrations and messaging flows
    • Understanding of software development lifecycle
    • Knowledge of defect management tools like: Jira, YouTrack etc.
    • Knowledge of test management tools like: TestRail, Xray etc.
    • Experience of API testing tools: Postman, Swagger etc.
    • Experience with SQL databases
    • Ability to analyze logs, trace requests and validate data flow across services
    • Experience in Agile
    • Testing in projects
    • Strong cross-team collaboration and communication skills while working with multiple development teams
    • Experience with test automation for web and mobile applications
    • Knowledge of REST API standards, HTTP protocols, and API contract validation
    • Experience in payment cards, card management, or payment processing domains
    • ISTQB Foundation Level and/or ISTQB Advanced Test Analyst certification
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    The Company
    Year Founded: 2012

    What We Do

    Look4IT is a recruitment agency specializing in providing top-quality recruitment and outsourcing services within the IT sector, focusing on staffing solutions for permanent and contract positions.

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