Senior QA Automation Engineer – Service Layer / QTC Platform

BlackCube Labs; Bengaluru; Hybrid; INR 2,800,000 - 5,500,000; Full time

Job summary

BlackCube Labs in Bengaluru, hybrid, seeks a Senior QA Automation Engineer to ensure the quality and performance of the Service Layer (SL-QTC) platform powering Quote-to-Cash workflows and customer lifecycle. The role emphasizes hands-on test automation for cloud-native, event-driven systems built with AWS, Kafka/MSK, APIs, databases, and distributed microservices.

The ideal candidate will design and maintain automation frameworks, perform API and integration testing, and contribute to CI/CD,

Qualifications

• Bachelor’s degree in Computer Science, Engineering, Information Technology, or a related discipline.
• 7+ years of Software Quality Assurance / Test Automation experience.
• 4+ years of automated testing solutions for enterprise applications and APIs.
• Experience testing cloud-native, distributed, and event-driven systems.

Responsibilities

• Design, develop, and maintain scalable test automation frameworks for APIs, microservices, event-driven workflows, and cloud-native applications.
• Build automated test suites covering functional, integration, regression, end-to-end, and data validation testing.
• Develop quality engineering practices to support early defect detection and high-quality releases.
• Validate REST APIs, asynchronous workflows, message queues, service integrations, and downstream system interactions.

Skills

Test Automation

API Testing

Microservices Testing

Kafka/MSK

AWS

SQL

CI/CD

Education

Bachelor’s degree in Computer Science / Engineering / IT

Tools

REST Assured

Postman

Karate

PyTest

Selenium

Playwright

Job description

Senior QA Automation Engineer – Service Layer / QTC Platform

Role Details

• Role: Senior QA Automation Engineer
  
• Experience: 7+ years
  
• Relevant Automation Experience: 4+ years
  
• Primary Skills: Test Automation, API Testing, Microservices Testing, Kafka/MSK, AWS, SQL, CI/CD
  
• Domain Exposure: Quote-to-Cash, Customer Lifecycle, Enterprise Integrations preferred
  
• Location / Mode:Bengaluru- Hybrid

Role Overview

We are looking for a strong, hands‑on, and highly motivated Senior QA Automation Engineer to ensure the quality, reliability, and performance of the Service Layer (SL-QTC) platform supporting Quote-to-Cash (QTC), customer lifecycle, and enterprise integration workloads.

The role involves designing, developing, and maintaining automation frameworks and quality engineering practices for a cloud-native, event-driven platform built on AWS, Kafka/MSK, APIs, databases, and distributed microservices.

The ideal candidate should have strong automation expertise along with hands‑on experience testing distributed systems, event-driven architectures, cloud-native applications, APIs, data flows, and complex enterprise integrations.

Key Responsibilities

Test Automation & Quality Engineering

• Design, develop, and maintain scalable test automation frameworks for APIs, microservices, event-driven workflows, and cloud-native applications.
  
• Build automated test suites covering:
  • Functional testing
    
  • Integration testing
    
  • Regression testing
    
  • End-to-end testing
    
  • Data validation testing
    
• Develop quality engineering practices to support early defect detection and high-quality releases.
  

API, Microservices & Integration Testing

• Perform automated API testing, contract testing, service virtualization, and integration testing across enterprise applications and services.
  
• Validate REST APIs, asynchronous workflows, message queues, service integrations, and downstream system interactions.
  
• Ensure test coverage across complex Quote-to-Cash business processes and enterprise integration flows.
  

Kafka / MSK & Event-Driven Testing

• Validate Kafka / AWS MSK event flows, message transformations, canonical data models, and event orchestration workflows.
  
• Test schema evolution, message contracts, topic-level behavior, error handling, retry logic, and downstream consumption.
  
• Ensure reliability of event-driven workflows across distributed services.
  

Database & Data Validation

• Develop automated data validation and reconciliation tests across:
  • PostgreSQL
    
  • ClickHouse
    
  • DynamoDB
    
  • Other platform data stores
    
• Validate database transactions, data transformations, data consistency, and reconciliation outputs.
  
• Write and optimize SQL queries for testing, troubleshooting, and verification.
  

CI/CD & Shift-Left Testing

• Integrate automated testing into CI/CD pipelines using GitLab CI, Jenkins, Azure DevOps, or similar platforms.
  
• Collaborate with Engineering and DevOps teams to enable continuous testing, quality gates, and shift-left practices.
  
• Contribute to release readiness criteria and quality metrics.
  

Non-Functional Testing

• Perform performance, load, reliability, resiliency, and scalability testing for distributed systems.
  
• Use tools such as JMeter, K6, Gatling, or equivalent solutions.
  
• Identify bottlenecks and support engineering teams in improving platform performance and reliability.
  

Defect Analysis & Reporting

• Analyze defects, troubleshoot complex issues, perform root cause analysis, and drive quality improvements.
  
• Create test reports, dashboards, and quality metrics using tools such as Allure, Grafana, Datadog, CloudWatch, ClickHouse, or similar platforms.
  
• Collaborate with cross-functional teams to continuously improve test coverage, automation frameworks, and release processes.
  

Must-Have Skills

Automation & Programming

• Strong experience designing and developing test automation frameworks using one or more of the following:
  • Java
    
  • Python
    
  • TypeScript
    
  • Similar programming languages
    

API Automation Testing

• Strong hands‑on experience with API automation tools/frameworks such as:
  • REST Assured
    
  • Postman
    
  • Karate
    
  • PyTest
    
  • Selenium
    
  • Playwright
    
  • Equivalent automation technologies
    

Microservices & Event-Driven Architecture Testing

• Strong experience testing:
  • Microservices
    
  • Distributed systems
    
  • Event-driven architectures
    
  • Kafka / AWS MSK
    
  • RabbitMQ or similar messaging platforms
    
• Experience validating asynchronous workflows, message queues, event transformations, and enterprise integrations.
  

Database Testing

• Strong experience with:
  • PostgreSQL
    
  • Relational databases
    
  • NoSQL databases
    
  • SQL query development
    
  • Database testing
    
  • Data validation techniques
    

AWS & Cloud-Native Testing

• Experience testing AWS cloud-native and serverless applications using services such as:
  • Lambda
    
  • API Gateway
    
  • S3
    
  • DynamoDB
    
  • RDS
    
  • SQS
    
  • SNS
    
  • CloudWatch
    

CI/CD & DevOps

• Experience integrating automated tests into CI/CD pipelines using:
  • GitLab CI
    
  • Jenkins
    
  • Azure DevOps
    
  • Equivalent platforms
    

Performance & Observability

• Experience with performance and reliability testing tools such as:
  • JMeter
    
  • K6
    
  • Gatling
    
• Experience with quality reporting and observability tools such as:
  • Allure
    
  • Grafana
    
  • Datadog
    
  • CloudWatch
    
  • ClickHouse
    

Required Qualifications

• Bachelor’s degree in Computer Science, Engineering, Information Technology, or a related discipline.
  
• 7+ years of experience in Software Quality Assurance, Test Automation, or Quality Engineering.
  
• 4+ years of experience developing and maintaining automated testing solutions for enterprise applications and APIs.
  
• Strong experience testing cloud-native, distributed, and event-driven systems in production-scale environments.
  
• Experience working in Agile delivery environments with cross-functional engineering teams.
  
• Strong understanding of:
  • Test strategy
    
  • Test design
    
  • Defect management
    
  • Root cause analysis
    
  • Agile testing practices
    
  • Quality engineering principles
    

Nice to Have

• Certifications such as:
  • ISTQB
    
  • Certified Agile Tester
    
  • AWS Certified Cloud Practitioner
    
  • Equivalent QA / Cloud certifications
    
• Experience implementing shift-left testing, test quality metrics, and quality gates within CI/CD pipelines.
  
• Experience testing enterprise platforms such as:
  • Salesforce
    
  • Oracle ERP
    
  • OIC
    
  • ORMB
    
  • Enterprise integration platforms
    
• Strong experience validating Kafka/MSK event streams, schema evolution, message contracts, and event orchestration workflows.