QA Engineer - IOT

Location: Hyderabad (Hybrid)

At KnackLabs, the AI innovation arm of CAW Studios, we help enterprises transform their businesses through AI Agents, Voice AI, Enterprise Automation, and AI-native products.

Our team builds production-grade AI systems that solve real-world business problems using Large Language Models (LLMs), Agentic AI, and modern engineering practices.

If you're passionate about quality and excited to work on the next generation of AI-powered applications, we'd love to hear from you.

Key Responsibilities

● Understand business requirements and create effective test scenarios and test cases.

● Perform Functional, Regression, Integration, Smoke, Sanity, Exploratory, and UI testing.

● Execute end-to-end testing for web applications, APIs, and AI-powered features.

● Validate AI-based applications such as chatbots and LLM-powered workflows for expected behavior, accuracy, and usability.

● Perform API testing using Postman or Swagger.

● Identify, report, track, and verify defects using Jira or similar tools.

● Validate application data using basic SQL queries.

● Collaborate with developers, product managers, and AI engineers in Agile teams.

● Maintain test cases, test execution reports, and QA documentation.

● Participate in sprint planning, release validation, and QA reviews. Required Technical Skills

● Good understanding of SDLC, STLC, and software testing fundamentals.

● Knowledge of Functional, Regression, Integration, Smoke, Sanity, and Exploratory Testing.

● Hands-on experience with Postman for API testing.

● Familiarity with Jira or similar bug tracking tools.

● Basic knowledge of SQL, REST APIs, JSON, and HTTP methods.

● Understanding of Agile/Scrum methodologies.

● Exposure to Selenium, Cypress, or Playwright is an added advantage.

Basic AI Knowledge (Preferred)

● Basic understanding of Artificial Intelligence, Machine Learning, and Large Language Models (LLMs).

● Familiarity with AI tools such as ChatGPT, Gemini, Claude, or similar. ● Basic understanding of prompt-based applications and AI chatbots.

● Awareness of testing AI-generated responses for accuracy, consistency, and edge cases.

● Curiosity to learn and work on AI and Agentic AI applications. Qualifications & Skills

● Bachelor's degree in Computer Science, Information Technology, or a related field.

● 0–2 years of experience in Manual Testing (internships, academic projects, or full-time experience).

● Strong analytical and problem-solving skills.

● Excellent attention to detail and documentation.

● Good verbal and written communication skills.

● Self-driven, collaborative, and eager to learn emerging technologies.

Good to Have Manual Testing

• API Testing • Postman • Jira • SQL • REST APIs • JSON • Agile • Selenium/Cypress (Basic) • AI & LLM Basics • ChatGPT/Gemini • Prompt Validation

Job Description – Senior QA Engineer (Banking & Financial Applications)Position

Job Title: Senior QA Engineer

Experience: 3+ Years

Employment Type: Full-Time

Department: Quality Assurance

Role Overview

We are seeking a highly skilled and proactive Senior QA Lead to take ownership of quality assurance across our banking and financial applications. The ideal candidate will be responsible for planning, managing, and executing end-to-end testing activities while leading a team of QA engineers.

This role requires a strong blend of technical expertise, leadership, client communication, and quality governance. The candidate will be expected to interact directly with customers and stakeholders, manage testing initiatives across multiple platforms, drive quality improvements, and lead the organization's transition from predominantly manual testing to scalable automation testing practices.

The successful candidate must possess excellent communication skills, strong analytical thinking, and the ability to confidently represent the QA function in both internal and client-facing discussions.

Key ResponsibilitiesQuality Assurance Leadership

• Own and manage the complete Software Testing Life Cycle (STLC).
• Define QA strategy, testing methodologies, standards, and best practices.
• Establish quality benchmarks and release readiness criteria.
• Ensure delivery of high-quality software across all products and releases.
• Drive continuous improvement initiatives within the QA function.
• Monitor product quality metrics and provide regular reporting to management.

Manual Testing & Quality Management

• Design, review, and execute detailed test plans, test scenarios, and test cases.
• Perform functional, regression, integration, system, exploratory, smoke, and user acceptance testing.
• Validate complex business workflows within banking and financial systems.
• Identify, document, track, and verify defects through closure.
• Ensure adequate test coverage across all business-critical features.
• Perform root cause analysis for production issues and quality incidents.

Test Automation Leadership

• Drive the organization's automation testing strategy.
• Identify manual testing areas suitable for automation.
• Build and maintain automation roadmaps and implementation plans.
• Work closely with engineering teams to improve automated test coverage.
• Establish automation frameworks, standards, and coding practices.
• Continuously improve automation efficiency and execution reliability.
• Measure and report automation coverage and effectiveness.

Team Leadership & Management

• Lead and mentor a team of QA engineers.
• Allocate work and monitor team performance and deliverables.
• Conduct test reviews and quality audits.
• Support team development through coaching and knowledge-sharing.
• Establish accountability and ownership within the QA team.
• Assist in hiring, onboarding, and training QA resources when required.

Client & Stakeholder Management

• Act as the primary QA representative in client interactions.
• Conduct customer calls, demonstrations, and quality review meetings.
• Communicate testing progress, risks, issues, and mitigation plans.
• Handle client concerns and escalations professionally and diplomatically.
• Collaborate closely with Product Managers, Business Analysts, Developers, DevOps teams, and senior leadership.
• Build strong stakeholder relationships through clear and effective communication.

Banking Domain Quality Assurance

• Validate banking, financial, and transaction-based workflows.
• Ensure accuracy of financial calculations, reconciliations, and transaction processing.
• Test security-sensitive and compliance-driven functionality.
• Verify integration with third-party financial systems, APIs, and services.
• Understand business-critical workflows and identify potential quality risks.

Required Technical SkillsTesting Expertise

• Strong experience in Manual Testing.
• Strong understanding of Software Testing Life Cycle (STLC).
• Strong understanding of Software Development Life Cycle (SDLC).
• Experience in Functional Testing.
• Regression Testing.
• Integration Testing.
• System Testing.
• User Acceptance Testing (UAT).
• Exploratory Testing.
• Smoke & Sanity Testing.
• Defect Lifecycle Management.

Automation Testing

Hands-on experience with one or more of:

• Selenium
• Playwright
• Cypress
• Appium

Experience with:

• Test automation framework design
• Automated regression suites
• Cross-browser testing
• Test execution pipelines
• Automation reporting and analysis

API Testing

• Postman
• REST APIs
• API Validation
• API Automation
• JSON/XML Validation

Database Testing

• SQL
• MySQL
• PostgreSQL
• Data Validation
• Query Analysis

Ability to:

• Write and execute SQL queries.
• Validate backend data against application workflows.
• Investigate data-related defects.

Frontend & Backend Understanding

The candidate should possess a good functional understanding of:

Frontend

• HTML
• CSS
• JavaScript fundamentals
• Browser Developer Tools

Backend

• API architecture
• Authentication mechanisms
• Database concepts
• Application logs and troubleshooting
• Client-server architecture

Tools & Platforms

Experience with:

• Jira
• Azure DevOps
• TestRail (preferred)
• Confluence
• Git
• CI/CD Pipelines

Exposure to:

• Jenkins
• GitHub Actions
• GitLab CI/CD

Required Soft SkillsCommunication

• Excellent verbal and written English communication.
• Ability to conduct client-facing meetings independently.
• Strong presentation and documentation skills.
• Ability to communicate technical and non-technical concepts clearly.

Leadership

• Team management and mentoring experience.
• Ownership-driven mindset.
• Ability to drive outcomes with minimal supervision.
• Strong decision-making capabilities.

Stakeholder Management

• Professional and diplomatic communication style.
• Strong customer relationship management skills.
• Ability to handle escalations and difficult conversations effectively.
• Experience coordinating across multiple teams and departments.

Personal Attributes

• Highly proactive and self-motivated.
• Strong analytical and critical thinking abilities.
• Detail-oriented with a quality-first mindset.
• Strong problem-solving capabilities.
• Ability to work in fast-paced environments.
• Excellent organizational and planning skills.
• Strong sense of accountability and ownership.

Preferred Qualifications

• Experience in Banking, FinTech, Payments, Lending, NBFC, or Financial Services domains.
• Experience working with enterprise-scale applications.
• Exposure to security and compliance testing.
• Experience in Agile/Scrum environments.
• ISTQB Certification (preferred).
• Experience driving QA transformation initiatives from manual testing to automation-first testing.

Key Success Indicators

The selected candidate will be expected to:

• Own and drive product quality across all releases.
• Lead and manage the QA team effectively.
• Improve automation coverage and reduce manual testing effort over time.
• Ensure smooth release cycles with minimal production defects.
• Build strong client relationships through professional communication.
• Proactively identify risks and drive timely resolutions.
• Establish a scalable and mature QA process across the organization.

A Day in the Life:

• A Day in the Life Collaborate with developers and product managers to understand feature requirements.
• Review feature specifications and design detailed test cases.
• Perform manual tests on payment gateway systems, including transaction flows and API validations.
• Identify, log, and track defects using tools like JIRA and prioritize them for resolution.
• Conduct regression testing to ensure system stability after updates.
• Participate in team discussions to troubleshoot and resolve issues.
• Document test results and prepare for upcoming sprint activities

Key Responsibilities:

1. Key Responsibilities Develop and execute detailed test plans, test cases, and test scripts for web-based payment systems.
2. Perform functional, regression, integration, UI, API, and end-to-end testing of payment gateway features.
3. Test core modules including transaction processing, authentication, encryption, payment methods (Credit/Debit, UPI, Wallets, etc.), and refunds.
4. Ensure compliance with standards such as PCI-DSS, ISO 8583, and EMV where applicable.
5. Work closely with developers, product managers, and other stakeholders to understand requirements and raise quality issues.
6. Identify, log, track, and manage defects in defect tracking tools (e.g., JIRA).
7. Build and maintain automated test suites using tools like Postman, TestNG, RestAssured, etc.
8. Validate integration with third-party payment processors and banks.
9. Perform load testing and performance testing using tools like JMeter or LoadRunner.
10. Ensure browser compatibility and mobile responsiveness testing

Basic Qualifications & Skills

• Minimum 3+ years of experience in manual and automation testing of web applications, with at least 1-2 years of experience in the payment gateway, fintech, banking, or e-commerce domains.
• Strong understanding of payment flow, transaction lifecycle, and settlement processes.
• Hands-on experience with API Collection API testing (REST/SOAP) and tools like Postman, SoapUI, etc.
• Proficiency in Java, and frameworks like TestNG or Cucumber.
• Experience with SQL for database validation.
• Familiarity with security testing practices and standards relevant to payment systems.
• Strong knowledge of software QA methodologies, tools, and processes.
• Excellent analytical and problem-solving skills.
• Good communication skills and the ability to work in agile/scrum environments.

Preferred Qualifications

• Experience in high-volume transaction systems with low-latency requirements.
• Knowledge of emerging payment technologies like blockchain, UPI, and real-time payments
• Hands-on experience with cloud platforms such as AWS, Azure, or Google Cloud.
• Familiarity with tools like Kubernetes, Docker, and CI/CD pipelines.

What We Offer

Opportunity to work on innovative fintech products in a fast-growing technology environment.

Collaborative culture with strong cross-functional teamwork. Opportunities for professional growth and career development

PortOne is re−imagining payments in Korea and other international markets. We are a Series B funded startup backed by prominent VC firms Softbank and Hanwa Capital

https://portone.io/global/en

PortOne provides a unified API for merchants to integrate with and manage all of the payment options available in Korea and SEA Markets - Thailand, Singapore, Indonesia etc. It's currently used by 2000+ companies and processing multi-billion dollars in annualized volume. We are building a team to take this product to international markets, and looking for engineers with a passion for fintech and digital payments.

Culture and Values at PortOne

• You will be joining a team that stands for Making a difference.
• You will be joining a culture that identifies more with Sports Teams rather than a 9 to 5 workplace.
• This will be remote role that allows you flexibility to save time on commute
• Your will have peers who are/have
• Highly Self Driven with A sense of purpose
• High Energy Levels - Building stuff is your sport
• Ownership - Solve customer problems end to end - Customer is your Boss
• Hunger to learn - Highly motivated to keep developing new tech skill sets

Who you are ?

* You are an athlete and QA is your sport.

* Your passion drives you to learn and break stuff and not because your manager tells you to.

* Your work ethic is that of an athlete preparing for your next marathon. Your sport drives you and you like being in the zone.

* You are NOT a clockwatcher renting out your time, and NOT have an attitude of "I will do only what is asked for"

* Enjoys solving problems and delight users both internally and externally

* Take pride in working on projects to successful completion involving a wide variety of technologies and systems

Skills and Experience

* 2+ year of experience working as a Quality Assurance Engineer & shipping high quality products.

* Strong knowledge of QA methodology and tools

* Experience in manual testing

* Hands on experience in any one of Automation testing frameworks - Selenium, TestNG. Robot, UFT etc

* Experience in API & Mobile testing

* Experience in Any Scripting and Programming language

* BE in Computer Science or equivalent combination of technical education and work experience

Preferred Qualifications

* QA Experience in Ecommerce Operations/Payments/Fintech domain

* Proficiency in Java/C/Golang or any high level programming language

* Hands on experience in any one of Automation testing frameworks - Playwright, Selenium, TestNG. Robot, UFT etc

* Ability to understand technical specifications and analyze log files

* Knowledge of Test suite management tools - JIRA etc

What will you do ?

* Utilize innovative testing technologies to develop product's testing strategy

* Participation in design and code inspections.

* UI, API and Hybrid testing and automation

* Perform manual testing, the scope of which will encompass all functionalities of services as a prequel to automation

* Analyze test logs, debug failures; create test reports, co-ordinate with stakeholders

* Collaborate with stakeholders across the organization such as experts in - product, design, engineering

* Create Automation scripts

* Uphold best practices in software testing with attention to security practices

Here are examples of apps/features you will be working on as a QA Engineer

* Intuitive, easy-to-use APIs for payment process.

* Integrations with local payment gateways in international markets.

* Dashboard to manage gateways and transactions.

* Analytics platform to provide insights

We are looking for a QA Tester to assess software quality through manual and automation testing. You will be responsible for finding and reporting bugs and glitches.

In this role, you should have a keen eye for detail and excellent communication skills. If you are also competent in executing test cases and are passionate about quality, we’d like to meet you.

Ultimately, you will ensure that our products, applications, and systems work correctly.

Responsibilities

Review and analyze system specifications

Collaborate with QA Engineers to develop effective strategies and test plans

Execute test cases (manual or automated) and analyze results

Evaluate product code according to specifications

Create logs to document testing phases and defects

Report bugs and errors to development teams

Help troubleshoot issues

Conduct post-release/ post-implementation testing

Work with cross-functional teams to ensure quality throughout the software development lifecycle

Requirements

Proven experience as a Quality Assurance Tester of a minimum 4 years

Must have knowledge in API and Selenium Automation

Must have knowledge of SQL and Linux

Working knowledge of test management Excellent communication skills

Strong organizational skills

Base Criteria

Candidate should be comfortable with APP and UI Testing (Must)

Candidate should be able to write excellent Test cases (+ve and -ve)

Candidate should be good at logical implementations

Candidate should be good in Communication and work approach

Candidate should have a good solution-oriented approach

Candidate worked with a premium Institution or premium product/app will be a great plus

Position: TEST LEAD

Job Description:

• 7+ years of experience in testing manual / automation.
• Experience in testing migration projects is Must.
• Ability to understand content migration testing requirements
• Ability to understand and define testing scope, risks, constraints, dependencies, and assumptions
• Engage with key users and stakeholders in defining testing requirements, approach, plan & validation
• Identify, document and validate source and target data requirements
• Work with key users and stakeholders to identify and resolve data issues
• Good written and verbal communication skills, with the ability to communicate technical terminology to people with limited or no technical understanding
• Ability to work in tight deadlines
• Status reporting to senior management and stake holders

Skills and Experience

• Designing test plans, scenarios, scripts, and procedures. Executing tests on source code.
• Analyzing test results and reporting to the development team.
• Working with the development team to correct bugs and errors
• Preferred: Insurance or BFSI domain experience
• Testing experience of Insurance products like PAS / Policy Admin System, Billing, Claims
• AINS Certification a plus
• 5-8 Years of Experience required.

• 3-7 years of hands on experience in mobile app testing - iOS / Android 
• Mobile automation expertise (iOS, Android) using Appium. 
• Experience having automated in an Agile environment. 
• Experience with issue tracking tool (JIRA) and reporting tools. 
• Experience with source code management and build tools - Git, SVN, Maven, Gradle 
• Experience in using Charles Tool / Fiddler 
• Programming language: Java 
• Automation tool: Selenium, Appium 
• Others: Jira, GIT, Maven, Gradle, Bamboo, TestNG 

• Experience working and automating in REST APIs based WS environment. 
• Strong knowledge on current automation trends. 
• Knowledge of Performance testing on mobile applications. 
• Experience with continuous integration using bamboo/Jenkins