?‍? QA Engineer Profile for the Vohha (TMS) Project
? **Role Summary:
Middle/Senior QA Engineer**
We’re looking for a QA Engineer to ensure the quality of a distributed Transportation Management System (TMS) that includes a modern web interface (Vue 3/React), a backend built with NestJS and PostgreSQL, a cross-platform mobile app (Flutter), and advanced integrations with AI (OpenAI, LangChain), workflow automation (n8n), and SMS/voice systems (Twilio). This role requires a combination of manual and automated testing experience across web, backend, and mobile environments, with an interest or background in AI/LLM-based systems.
? Technology Stack:
Frontend: Vue 3 (primary), React (partial)
Backend: NestJS + Prisma + PostgreSQL
Mobile: Flutter (iOS & Android)
Automation & Integrations: n8n, Twilio, OpenAI API, LangChain, Docker
CI/CD: GitHub Actions
? Key Requirements:
1. Web Testing (Vue 3 / React):
Experience with Cypress or Playwright for E2E testing
Familiarity with Jest, Vitest for unit and component testing
Strong understanding of modern SPA behavior, especially with Vue 3 <script setup>
Ability to validate UI/UX, reactivity, responsiveness, and design accuracy
2. Backend Testing (NestJS + PostgreSQL):
Confident in testing REST APIs via Postman, Swagger, or automated scripts
Capable of validating business logic, permissions, and edge cases
Able to run SQL queries and verify data consistency in PostgreSQL
3. Mobile Testing (Flutter):
Solid experience testing Flutter apps: UI, navigation, offline behavior, API integration
Familiar with Flutter DevTools, Charles Proxy, crash logs, and performance analysis
Experience testing builds on TestFlight, Firebase App Distribution, or Google Play Console
Bonus: Familiarity with integration_test, flutter_test, or Flutter Driver
4. Automation, CI/CD, and QA Process:
Able to integrate tests into CI pipelines (e.g. GitHub Actions)
Comfortable working in Dockerized environments
Skilled in writing and maintaining test cases, test plans, and bug reports
Active contributor to QA strategy, sprint planning, and release quality assurance
? AI & LLM (Preferred Experience):
Experience testing integrations with LLMs and AI APIs (e.g. OpenAI, LangChain, Pinecone)
Understanding of prompt-based logic, LLM behavior, failure scenarios, and fallback handling
Able to validate response relevance, context sensitivity, and consistency
Experience testing AI user flows such as chatbots, smart assistants, document analyzers, etc.
? Nice to Have:
Understanding of logistics workflows (TMS, dispatching, trip scheduling, safety/compliance)
Experience testing real-time flows (chats, check-in/out, SMS, notifications)
Ability to test cross-platform systems (web + mobile)
Basic English proficiency for reading technical documentation and communicating with dev team
? Sample Job Post (Short Version):
We’re hiring a QA Engineer to lead testing efforts across our TMS platform: web (Vue 3, React), backend (NestJS/PostgreSQL), and mobile (Flutter). You’ll help us deliver stable, scalable, and AI-integrated solutions to logistics clients. Experience with automation, API testing, CI/CD, and AI/LLM behavior is highly valued. Fully remote, long-term role with growth opportunities.

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