Senior Backend QA Engineer — Automation & Big Data

BROADCHAINS FINTECH PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

BROADCHAINS FINTECH PTE. LTD. in Singapore seeks a senior QA engineer focused on backend testing and automation. You will design and execute test plans for APIs, databases, and distributed services, including automation scripts and data verification.

Join a fast-paced fintech team to lead automation framework setup, performance and security testing, and release process improvements to ensure high-quality software delivery.

Qualifications

• 7+ years of QA engineering with backend focus.
• Manual and automated testing across the full lifecycle.
• Proficiency in Java, Python, or JavaScript; experience with Selenium/JUnit/TestNG.
• Strong API, database, microservices, CI/CD, and SDLC knowledge.
• Familiarity with QA efficiency tools, AI/LLM, performance and security testing.
• Experience with StarRocks, Kafka is a plus.
• Strong analytical, problem-solving, and documentation skills.
• Fluent in English with good communication and collaboration skills.

Responsibilities

• Collaborate with developers, product managers, customer support, and partners to ensure high-quality product delivery.
• Participate in Agile ceremonies and contribute to continuous improvement.
• Design, maintain, and execute test plans, test cases, and automated test scripts.
• Perform manual and automated testing for backend systems, APIs, databases, and distributed services.
• Identify, analyze, track, and report defects, including root cause analysis of failures.
• Conduct testing for new features and document test scenarios and expected behaviors.
• Advocate QA best practices and improve overall test coverage and product quality.
• Perform performance, security, and scalability testing for backend services.
• Lead big data QA testing, automation framework setup, data comparison scripts, and release process improvements.

Skills

Backend QA

Automation

Java

Python

JavaScript

Selenium

JUnit

TestNG

APIs

Databases

Microservices

CI/CD

SDLC

QA Tools

AI/LLM

Performance testing

Security testing

Kafka

StarRocks

Docker

Kubernetes

Jira

TestRail

Zephyr

Tools

Selenium

JUnit

TestNG

Jira

TestRail

Zephyr

Docker

Kubernetes

AWS

Azure

GCP

Job description

BROADCHAINS FINTECH PTE. LTD. in Singapore seeks a senior QA engineer focused on backend testing and automation. You will design and execute test plans for APIs, databases, and distributed services, including automation scripts and data verification.

Join a fast-paced fintech team to lead automation framework setup, performance and security testing, and release process improvements to ensure high-quality software delivery.