Altamira

Senior QA Engineer – Freelance

Altamira

contract

Posted on:

Location Type: Remote

Location: Remote • 🇸🇰 Slovakia

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Job Level

Senior

Tech Stack

SDLCSQL

About the role

  • Validate product features with the mindset of a real customer, ensuring usability, accessibility, and functionality.
  • Design, document, and execute manual test cases across web applications.
  • Use Postman and Swagger to test RESTful APIs, validate request/response payloads, and ensure proper integration between frontend and backend.
  • Write and execute SQL queries to verify data correctness, perform backend checks, and support troubleshooting.
  • Collaborate with product and development teams to maintain clear and up-to-date product documentation and test cases.
  • Work closely with developers during the build cycle to ensure requirements are met and edge cases are considered early.
  • Identify, log, and prioritize defects; provide structured, detailed bug reports with clear reproduction steps.
  • Proactively suggest improvements in QA processes, testing efficiency, and overall product quality.

Requirements

  • 2–4 years in manual QA or software testing, ideally within product-focused teams.
  • Solid understanding of Client-Server Architecture, including request/response cycles, HTTP methods, and status codes.
  • Hands-on experience with Postman for API testing, including creating collections, writing test scripts, and automating test flows.
  • Familiarity with Swagger (OpenAPI) for reviewing and validating API specifications and testing endpoints.
  • Practical knowledge of SQL for querying databases, validating data integrity, and supporting backend testing.
  • Experience with test case management tools (e.g., TestRail, Zephyr).
  • Familiarity with bug tracking systems (e.g., Jira, YouTrack).
  • Strong grasp of QA methodologies, SDLC, and Agile workflows.
  • Ability to create, maintain, and improve product documentation, including edge cases and feature flows.
  • Excellent written and verbal communication skills to articulate issues clearly and collaborate effectively across teams.
Benefits
  • Flexible work arrangements

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
manual testingAPI testingSQLtest case managementbug trackingQA methodologiesSDLCAgile workflowsClient-Server Architecturerequest/response cycles
Soft skills
communicationcollaborationproblem-solvingattention to detailproactive improvement