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From the employer's careers site First seen 4 Nov 2026

Junior QA Engineer (QA Server Department)

Ajax Systems Kyiv On-site full-time

The employer hasn't listed a salary.

Apply on Ajax Systems

Description

We are seeking a Junior QA Engineer to join our product development team, focusing on testing the back-end part of the Ajax ecosystem. Our products operate on a microservice architecture, handling data from millions of devices in real-time, making the quality of the back-end crucial for the reliability of our users' security systems.

Key Responsibilities:

  • Testing Back-end
  • Working with proprietary binary protocol, gRPC, and API
  • Testing within monolithic and microservice architectures
  • Working with databases and storage: MongoDB, Redis, S3
  • Collaborating with internal emulators
  • Participating in technical documentation analysis and updates
  • Interacting with other teams: developers, business analysts, Beta Test participants, and Support team
  • Working with Git and Jenkins

Requirements:

  • Understanding of testing theory and software development life cycle (SDLC/STLC)
  • Experience with creating and maintaining various types of test documentation
  • Deep understanding of client-server architecture
  • Knowledge of REST API principles
  • Understanding of database principles

Nice to Have:

  • Experience with Postman, Swagger/OpenAPI, or similar tools
  • Basic data and query skills
  • Familiarity with Jira/Confluence or similar systems
  • Understanding of microservice architecture testing and service interaction principles
  • Basic Git skills

What We Offer:

  • Opportunity to propose and implement ideas influencing the product and its mass production
  • Position in a rapidly growing company with a motivated professional team
  • Competitive salary
  • Medical insurance
  • Corporate English classes
  • Participation in an internal beta testing project for Ajax security systems
  • Discounts on company and partner products

Skills

Required

  • testing theory
  • SDLC/STLC
  • client-server architecture
  • REST API
  • database principles
  • test documentation

Nice to have

  • Postman
  • Swagger/OpenAPI
  • data queries
  • Jira/Confluence
  • microservice architecture
  • Git

Ready to apply?

You apply with the employer directly. Their original posting is here: https://jobs.lever.co/ajax/28fa5d04-1ac9-4ce3-bf5a-a1bd3c5cce05

Apply on Ajax Systems