Senior Python QA Automation Engineer – API & IoT Data

Luxoft; Poland; On-site; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Private Medical

Dental care

Life Insurance

Internal Mobility Program

Job summary

Luxoft is seeking a QA Engineer to design and execute comprehensive test cases for an Integrated Digital Expert system, covering backend API and data quality tests. You will leverage Python to build or extend testing frameworks, work with Postman/Swagger for API validation, and ensure robust performance and data integrity across IoT/time-series datasets.

Strong communication in English is essential as you collaborate with cross-functional teams and reproduce complex bugs.

Qualifications

• At least 4 years of creating and executing test cases.
• Working knowledge of functional and non-functional software testing, the software test life cycle, and various test design methodologies.
• Test cases creation and execution based on Customer and Software requirements.
• Python 3+ years of experience.
• Experience of setting up testing framework from scratch.
• Experience in testing of Backend (API) and data quality.
• Knowledge of API testing tooling like Postman, Swagger.
• DBs basics and SQL database usage expert.
• Commercial experience with Time series data.
• Experience with the AWS services ecosystem (including EC2, IAM, and the AWS Management Console).
• Experience with Performance testing.
• Good soft skills in communication.
• Exemplary verbal and written communication skills (English).
• Creative problem-solver capable of creating and reproducing interesting software bugs.

Responsibilities

• At least 4 years of creating and executing test cases.
• Working knowledge of functional and non-functional software testing, the software test life cycle, and various test design methodologies.
• Test cases creation and execution based on Customer and Software requirements.
• Python 3+ years of experience.
• Experience of setting up testing framework from scratch.
• Experience in testing of Backend (API) and data quality.
• Knowledge of API testing tooling like Postman, Swagger.
• DBs basics and SQL database usage expert.
• Familiar with Time series data handling knowledge.
• Experience with AWS services.
• Experience with Performance testing.
• Good soft skills in communication.
• Exemplary verbal and written communication skills (English).
• Creative problem-solver capable of creating and reproducing interesting software bugs.

Skills

Test case design

Functional testing

Non-functional testing

Python

Testing framework

API testing

Postman

Swagger

SQL basics

Time series data

AWS services

Performance testing

Communication

English

Bug reproduction

Tools

Postman

Swagger

Job description

Luxoft is seeking a QA Engineer to design and execute comprehensive test cases for an Integrated Digital Expert system, covering backend API and data quality tests. You will leverage Python to build or extend testing frameworks, work with Postman/Swagger for API validation, and ensure robust performance and data integrity across IoT/time-series datasets.

Strong communication in English is essential as you collaborate with cross-functional teams and reproduce complex bugs.