
Manual QA Engineer (Middle) ID51808
AgileEngine • Municipio de Jutiapa, Jutiapa, Guatemala
Role & seniority: Manual QA Engineer, 2+ years of manual testing experience (mid-level).
Stack/tools: TestRail (test management), Jenkins (CI/CD), Postman (API testing), browser developer tools, cross-browser UI testing, Agile/Scrum ceremonies; familiarity with AI/ML concepts, OpenAI API / Azure OpenAI / LangChain; JIRA for defect tracking.
Top 3 responsibilities
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Manually test web applications and AI-driven features; design and execute detailed test cases from requirements.
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Validate AI-generated outputs (test cases, summaries, recommendations) and verify AI behavior (prompt–response, context relevance, determinism).
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Perform API testing, participate in CI/CD quality gates, document defects, and maintain test documentation; collaborate with developers and QA teammates.
Must-have skills
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2+ years manual testing experience; strong test design and defect reporting.
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Proficiency with Postman and browser dev tools; UI testing experience.
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Understanding of SDLC/STLC, QA processes, and testing methodologies.
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Knowledge of AI/ML concepts and evaluation principles (LLM prompts, metrics like precision/recall/hallucination).
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TestRail usage; basic CI/CD understanding; upper-intermediate English.
Nice-to-haves
- SSO testing experience; performance/load testing experience.
Location & work type
- Flexible/work-from-home options available (remote and office options).
Company/role context (brief): Part of AgileEngine’s quality assurance te
Full Description
AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.
WHY JOIN US If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!
ABOUT THE ROLE We are looking for a Manual QA Engineer to ensure the quality and reliability of web applications and AI-driven features in an Agile environment. This role is critical in validating user experiences, APIs, and LLM-powered functionality, safeguarding accuracy, compliance, and performance across releases. You’ll collaborate closely with engineering to strengthen testing practices, contribute to CI/CD quality gates, and elevate standards in both traditional and AI-focused QA processes.
WHAT YOU WILL DO
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Perform manual testing of web applications to identify bugs, glitches, and inconsistencies;
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Develop, maintain, and execute detailed manual test cases based on product requirements and specifications;
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Perform thorough cross-browser UI testing to ensure consistent behavior across Chrome, Firefox, Safari, Edge, etc.;
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Validate AI-generated test cases, summaries, and recommendations produced by integrated LLMs to ensure accuracy, completeness, and alignment with project requirements;
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Design and execute test scenarios to verify AI behavior, including prompt–response consistency, contextual relevance, and deterministic vs. non-deterministic outputs;
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Evaluate AI model quality using defined acceptance metrics (precision, recall, hallucination rate, duplication rate);
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Conduct manual API testing to validate request/response accuracy, error handling, and integration;
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Use TestRail to create, manage, and track test plans, test cases, and test execution results;
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Use Jenkins CI/CD pipelines;
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Report and document defects clearly using the bug tracking system (JIRA);
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Participate in daily stand-ups, sprint planning, and other Agile team meetings;
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Review user stories and acceptance criteria to understand the scope of testing;
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Estimate own tasks, report on risks to the team lead;
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Collaborate with developers and other QA team members to reproduce issues and verify fixes;
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Maintain and update test documentation as needed.
MUST HAVES
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2+ years of experience with manual testing;
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Basic understanding of methodologies and SDLC and STLC (Software Development and Testing Life Cycle) models;
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Knowledge of Testing and Quality Assurance Processes;
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Strong experience with Test Design activities to cover a set of product requirements;
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Knowledge of Test Design techniques;
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Knowledge of testing methodologies;
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Defect analysis skills and the ability to write detailed and useful defect reports with expected defect-fixing outcomes;
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Experience with Postman (API testing) and Browser developer tools;
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Experience with UI testing;
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Understanding of LLM evaluation principles, including prompt engineering, output validation, and model fine-tuning cycles;
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Familiarity with AI/ML concepts, APIs, and frameworks (e.g., OpenAI API, Azure OpenAI, LangChain);
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Knowledge of data protection and compliance standards for AI systems (GDPR, zero-data retention, PII anonymization);
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Experience with TestRail as a Test Management system (as a user, test execution is required);
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Basic understanding of CI/CD process;
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Upper-intermediate English level.
NICE TO HAVES
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Experience with SSO testing;
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Experience in Performance or Load.
PERKS AND BENEFITS
Professional growth: Mentorship, TechTalks, and personalized growth roadmaps.
Competitive compensation: USD-based pay with education, fitness, and team activity budgets.
Exciting projects: Modern solutions with Fortune 500 and top product companies.
Flextime: Flexible schedule with remote and office options.
Meet Our Recruitment Process
It includes main stages
- Application → Coding Challenge → Video Interview → Technical Interview or Interview with the Hiring Manager(s).
- Each step helps us understand your skills and overall fit.
- If it’s a match, you’ll receive an offer.