Senior Python QA Engineer - API & IoT Testing on AWS

Luxoft; Town of Poland (NY); On-site; USD 90,000 - 130,000; Full time

Job summary

Luxoft is seeking a seasoned Software Test Engineer to design and execute comprehensive test cases for an integrated digital monitoring and diagnostics system, with emphasis on API testing, data quality, and Python-based automation.

You will build testing frameworks from scratch, validate backend services on AWS, perform performance testing, and work with time-series/IoT data, requiring clear English communication and strong problem-solving skills.

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 (function, performance, accessibility, scenario etc.).
• 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 (function, performance, accessibility, scenario etc.).
• 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 IoT OR Time series data handing 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

Python

Test design

APIs testing

Performance testing

Data quality

SQL databases

AWS services

Bug reproduction

Communication

English proficiency

Tools

Postman

Swagger

SQL

AWS

Job description

Luxoft is seeking a seasoned Software Test Engineer to design and execute comprehensive test cases for an integrated digital monitoring and diagnostics system, with emphasis on API testing, data quality, and Python-based automation.

You will build testing frameworks from scratch, validate backend services on AWS, perform performance testing, and work with time-series/IoT data, requiring clear English communication and strong problem-solving skills.