Senior QA Automation Engineer — .NET / C# + API Testing

Project Overview

North American technology company delivering enterprise-grade digital solutions for healthcare and institutional operations management. The platform covers workflow automation, operational analytics, inventory coordination, order processing, and business reporting across large-scale distributed environments. The engineering team operates within a modern AI-enhanced delivery environment.

Salary $3,400 – $3,600 / month

Responsibilities

Design and implement automated test solutions using C# for backend and API testing

Create and maintain comprehensive test documentation — test plans, scenarios, and validation strategies

Perform functional, regression, integration, and exploratory testing

Validate REST APIs, business workflows, and data integrity across distributed systems

Execute database validation and backend verification using SQL

Enhance and support scalable automation frameworks within the .NET environment

Support testing activities within CI/CD pipelines and cloud-hosted infrastructures

Investigate defects, perform root-cause analysis, and collaborate on resolution

Work with AI-assisted engineering tools to improve testing efficiency

Participate in Agile cycles and contribute to release quality assessments

Requirements (Must-have)

10+ years of professional QA experience

Strong expertise in test automation using C#

Commercial experience testing backend applications on .NET

Solid hands-on API testing and service validation experience

Deep understanding of QA methodologies, test design techniques, and SDLC

SQL-based data verification and database testing

Experience integrating automated tests into CI/CD pipelines

Familiarity with cloud platforms — AWS preferred

Availability overlapping with US Eastern Time until at least 3 PM EST

Nice to Have

Experience in healthcare, enterprise operations, or large-scale management platforms

Exposure to AI-assisted development and testing workflows

Modern DevOps practices and release automation

ISTQB or similar QA certification

AWS / Azure certification

Degree in Computer Science or related discipline

Tech Stack C# · .NET · REST API · SQL · CI/CD · AWS · Automation Frameworks · AI Dev Tools

Hiring Process Intro call → Technical discussion → Offer

Duration: Long-term