Locations

• Bulgaria
• Georgia
• Lithuania
• Mexico
• Moldova
• Poland
• Ukraine

Company Background

Our client is a global leader in water treatment solutions, serving residential, commercial, and industrial customers in more than 90 countries. Founded in 1936, the company specializes in water softening, filtration, and purification systems that improve water quality, efficiency, and sustainability, while continuing to grow through innovation, customer-focused service, and digital transformation.

Project Description

Client’s company is launching a strategic QA automation and device simulation initiative for connected IoT products and embedded systems. The project focuses on building scalable, cloud-deployable simulators and automated validation frameworks to test device-to-cloud and cloud-to-device communication, APIs, cloud services, and user interfaces. The selected engineer will collaborate with firmware, cloud, QA, and product teams while contributing to the long-term architecture of the simulation platform.

Technologies

• JavaScript / TypeScript;
• REST APIs;
• Docker / Containerization;
• CI/CD pipelines;
• UI and API automation;
• Contract, integration, and regression testing;
• Device simulation platforms;

What You'll Do

• Design, develop, and maintain automated test frameworks for IoT and connected products;
• Implement automated testing for APIs, user interfaces, and cloud integrations;
• Create regression and negative-path validation scenarios;
• Develop and maintain device simulators for multiple product lines;
• Build cloud-deployable simulator environments and support simulator control through UI and API interfaces;
• Support scenario-driven automated validation for connected device workflows;
• Validate device-to-cloud and cloud-to-device communication contracts;
• Support validation of telemetry and command-processing flows;
• Assist with integration and system-level testing strategies;
• Collaborate with firmware, cloud engineering, QA, and product teams on integration and system-level testing;
• Integrate automation solutions into CI/CD pipelines;
• Participate in architecture and design discussions;
• Help define reusable testing and simulation standards;

Job Requirements

• 5+ years of experience in QA Automation or SDET roles;
• Strong software development and automation engineering background with JavaScript / TypeScript;
• Experience designing scalable automation frameworks;
• Experience testing APIs, web applications, and connected devices;
• Familiarity with embedded systems and connected products;
• Understanding of cloud-connected architectures and telemetry flows;
• Experience with Docker and containerized deployments;
• Strong analytical and troubleshooting skills;
• Excellent communication and collaboration abilities;
• English level: Intermediate or higher;

Nice To Have

• Experience with Python;
• Experience with CI/CD automation strategies;
• Experience with device simulators or emulation platforms;
• Familiarity with ESP32 and MCU-based systems;
• Knowledge of firmware integration testing approaches;
• Exposure to hardware-in-the-loop or hybrid simulation testing;
• Experience with deterministic simulations;
• AI-assisted automation workflow experience;
• Gaming or simulation engine development experience;
• VR/AR simulation exposure;

What Do We Offer

The global benefits package includes:

• Technical and non-technical training for professional and personal growth;
• Internal conferences and meetups to learn from industry experts;
• Support and mentorship from an experienced employee to help you professional grow and development;
• Health insurance;
• English courses;
• Sports activities to promote a healthy lifestyle;
• Flexible work options, including remote and hybrid opportunities;
• Referral program for bringing in new talent;
• Work anniversary program and additional vacation days.