Job Description We are looking for a Senior Quality Engineer to join our team, focused on safeguarding software quality through testing, automation and robust QA processes. This is a senior, hands-on position: you will define the QA approach that different projects need and take ownership of implementing it yourself, acting as the go-to reference for quality across the teams you support. What you will work on: · Provide QA support across different projects , defining the right testing procedures and implementing the tests each one needs. · Define test strategies and plans for products or projects. · Lead test automation and its integration into CI/CD. · Drive quality metrics and continuous improvement. · Contribute to technical scoping and client proposals. . Requirements 5+ years of professional experience Experience in software testing (manual and automated) Experience with test automation frameworks ( Selenium, Cypress, pytest or similar) Strong experience testing REST APIs, microservices and service-to-service integrations , including API contracts and asynchronous workflows. Experience testing distributed and event-driven systems, including Kafka-based workflows, asynchronous processing, retries, failure scenarios and service dependencies. Hands-on experience with load, stress and endurance testing for high-volume data ingestion, APIs and distributed services. Experience validating ETL/data pipelines , data transformations, data consistency, completeness and accuracy across large datasets. Knowledge of testing methodologies and QA best practices Familiarity with CI/CD and version control Strong analytical and problem-solving skills English level B2+ Nice to have Experience with performance and load testing tools Knowledge of API testing (Postman, REST Assured) Programming skills (Python, Java or JavaScript) Familiarity with mobile network KPIs, alarms, OSS concepts and 4G/5G network data structures. Benefits Competitive salary, health insurance and Flexible Compensation Plan as an enterprise benefit Annual training budget to help you stay technologically up to date and grow professionally. Time flexibility: our life is not just a working day; we give you flexibility both in entry and exit. In addition, we enjoy a reduced working day on Fridays and Summer (July and August) Our projects are cutting-edge in technology and are in both national and international environments, making your growth global We provide a flexible working mode l, adapted to the needs of each role and team, with options from remote to hybrid or office-based arrangements. Our employee satisfaction survey tells us that we have a great work environment and great professionals in the company. Do you want to check it? Join us!