Manual QA Engineer

Rollo; United States; Remote; USD 85,000 - 110,000; Full time

Job summary

Rollo is a client–server shipping platform with a browser-based web app and native iOS/Android clients, integrating major marketplaces and carriers (UPS, USPS, FedEx).

Heavy traffic system is microservices-based behind an API gateway - covering order ingest/sync, rate shopping, label generation, tracking/returns, billing, notifications, and printer connectivity with event-driven workflows and centralized auth.

Qualifications

• 2–4+ years of manual QA for web and mobile apps.
• Strong HTTP and client-server understanding; hands-on API testing with Postman or Swagger.
• Experience testing microservices; async flows, retries, idempotency.
• SQL skills for data integrity checks.
• Familiar with Chrome/DevTools, browsers, and reading stack traces.
• Agile/Scrum experience in fast-paced projects.
• Clear written and spoken English; Ukrainian/Russian a plus.
• Git basics a plus.

Responsibilities

• Design and execute manual and exploratory tests across web and mobile.
• Validate API contracts and cross-service integrations.
• Test core e-commerce flows: auth, catalog, checkout, payments, orders, shipping, refunds.
• Verify data integrity with SQL queries.
• Use browser DevTools and proxies for traffic and caching analysis.
• Create and maintain test cases, checklists, and defects in the system.
• Collaborate with Product/Dev/Design; estimate testing effort and sign off on releases.

Skills

QA testing

API testing

Microservices testing

SQL data checks

Web/mobile testing

Agile/Scrum

English proficiency

Git basics

Tools

Jira

Zephyr

Postman/Swagger/OpenAPI

Chrome DevTools

Charles/Fiddler

SQL clients

Job description

Short Product description:

• Client–server shipping platform with a browser-based web app and native iOS/Android clients, integrating major marketplaces and carriers (UPS, USPS, FedEx). Heavy traffic system is microservices-based behind an API gateway - covering order ingest/sync, rate shopping, label generation, tracking/returns, billing, notifications, and printer connectivity with event-driven workflows and centralized auth.

Responsibilities:

• Design and execute functional, regression, exploratory, and UI/UX tests across web and mobile.
• Validate APIs contracts and cross-service integrations.
• Test core e-com flows: auth, catalog/search, checkout, payments, promos/pricing, inventory, orders, shipping/tracking, refunds/returns etc.
• Verify data integrity with SQL.
• Use browser DevTools and network proxies for traffic/storage/caching analysis.
• Create/maintain test cases & checklists in the test management system; manage defects lifecycle.
• Collaborate with Product/Dev/Design; clarify requirements, estimate testing effort, and sign off on releases.

Tech Requirements:

• 2-4+ years in manual QA for web and mobile apps.
• Strong HTTP & client-server understanding; hands-on API testing (Postman/Swagger).
• Experience testing microservices (async flows, idempotency, retries, eventual consistency).
• SQL for data checks; comfort with JSON and reading stack traces.
• Web: HTML/CSS basics, Chrome DevTools (Elements/Network/Storage).
• Mobile: testing on real devices & emulators, network throttling, permissions, push, deep links.
• Agile/Scrum experience.
• English Intermediate+ for clear documentation and day-to-day collaboration (Ukrainian/Russian language will be a plus).
• Git basics (will be a plus).

Process knowledge:

• Testing foundations (ISTQB-aligned will be a plus).
• Defect lifecycle, root-cause/containment/prevention.
• Test design techniques.
• Coverage & traceability: requirements coverage, RTM, entry/exit criteria, risk-based prioritization.
• Agile principles and core frameworks (Scrum, Kanban) architecture understanding.
• Estimation approaches.

Soft skills:

• Analytical thinking, high attention to detail, and clear written/verbal communication.
• Proactive risk spotting and process improvement.
• Comfortable operating in a fast-paced, product-driven environment.
• Multi-tasking.

Tools:

• Jira
• Zephyr
• Postman/Swagger/OpenAPI
• Chrome/Safari DevTools
• Charles/Fiddler
• SQL clients