Job Description – QA Engineer (Manual & Automation)

Job Title

QA Engineer – Manual & Automation (Fintech)

Experience

• 2+ years in Fintech QA
• Hands-on experience with Manual Testing (Mobile App - iOS & Android) and API-driven products

Product

PayInstaCard (Payments, Bank Verification, KYC Process, Credit bureaus, Lender LOS (Loan Origination System) & Transaction APIs)

Core Responsibilities

• Perform Manual & Automation Testing for fintech mobile Application (iOS & Android)
• Execute API testing using Postman
• Design positive, negative, boundary, and edge-case scenarios of overall application
• Perform End-to-End (E2E) testing across services, DB, and third-party integrations
• Create and maintain automation scripts using Cucumber framework
• Execute automation suites via Jenkins CI/CD
• Perform API abuse, rate-limit, and race-condition testing
• Conduct security and vulnerability testing using Burp Suite
• Perform Bounty Hunting / logical fraud scenario identification
• Validate database-level checks for duplicates and retries
• Test idempotency, throttling, and retry logic
• Prepare and maintain detailed test case documentation covering all possible and edge-case scenarios
• Participate in regression, release sign-off, and production validation
• Collaborate with Product, Development and Operation teams
• Actively participate in sprint planning & retrospectives

Fintech & Fraud Scenario Testing (Mandatory)

• Test bank beneficiary verification flows
• Validate ₹1 verification credit scenarios
• Test multiple API retry attempts
• Validate API rate limiting and abuse prevention
• Ensure no duplicate beneficiary credit
• Verify DB-level validations for existing records
• Test concurrency, timeout, partial success, and failure cases
• Identify financial leakage and fraud loopholes
• End-to-end customer journeys across different product types with varying:
• Eligibility rules
• Credit policies
• Risk Checks

Required Skills

• Manual & Automation QA expertise
• API Testing – Postman
• Automation Framework – Cucumber
• CI/CD – Jenkins
• Security Testing – Burp Suite
• Bounty Hunting / Logical Vulnerability Testing
• SQL / DB validation basics (Preferable)
• REST APIs & HTTP status codes
• Strong analytical and logical thinking
• Fintech domain understanding (payments, banking, credit, KYC)

Good to Have

• Experience with rate limiting & throttling testing
• Exposure to banking, payments, credit cards, loan products
• Knowledge of fraud prevention systems
• Experience in high-volume transaction systems

KPIs & Performance Metrics

Quality & Coverage

• ≥ 95 percent test case coverage for new features
• 100 percent coverage of critical fintech workflows
• Edge-case and negative scenario coverage for all APIs

Defect Metrics

• Defect leakage to production ≤ 2%
• ≥ 90% of critical bugs identified before UAT
• Mean time to defect detection (MTTD) reduced sprint-over-sprint

Automation Metrics

• 60–70% automation coverage for regression suites
• Automation suite execution success rate ≥ 98%
• CI pipeline failures due to flaky tests ≤ 2%

API & Security Metrics

• 100% validation of rate-limiting & abuse scenarios
• Zero missed financial leakage or duplicate credit cases
• All high-risk vulnerabilities identified before release

Delivery & Collaboration

• Test cases ready before development completion
• Zero release delays due to incomplete QA coverage
• Active participation in sprint planning & retrospectives