Software QA Engineer

Job Description – QA & Support Engineer

Company

Cosysta

Location

Kochi, Kerala

Employment Type

Full-Time

Department

Technology / Product Engineering

Role

QA & Support Engineer

Experience

1–3 years preferred

Reporting To

CTO / Technical Lead

Role Summary

Cosysta is looking for a QA & Support Engineer who can take responsibility for both software quality assurance and customer/application support.

The person will test web and mobile applications before release, identify and document defects, verify fixes, assist customers when technical issues arise, and coordinate closely with developers to ensure reliable delivery.

This is suitable for someone who enjoys both testing software and solving real user problems.

Key Responsibilities

Quality Assurance

Perform functional, regression, integration, compatibility, usability and basic performance testing.

Test web applications, mobile applications, APIs and admin panels.

Understand requirements, user stories and workflows before testing.

Prepare test scenarios, test cases and checklists.

Identify, reproduce and document software defects clearly.

Report bugs with screenshots/videos, logs, environment information and reproduction steps.

Retest resolved issues and perform regression testing before releases.

Verify applications across Windows, macOS, Android, iOS and major browsers where applicable.

Participate in release validation and provide QA sign-off/status to the technical team.

Maintain records of test execution, defects and release quality.

Gradually introduce automated testing for repetitive test scenarios.

Technical & Customer Support

Handle technical issues reported by customers and internal users.

Diagnose application, configuration, login, browser, API and basic server-related problems.

Reproduce customer-reported bugs before escalating them to developers.

Provide clear instructions and solutions to users.

Maintain support tickets and track issues until closure.

Prioritize critical production issues and communicate them quickly to the development team.

Follow up with customers after fixes are deployed.

Prepare FAQs, troubleshooting documents and knowledge-base articles.

Identify recurring support problems and recommend product improvements.

Assist customers during application implementation, onboarding and updates when required.

Required Technical Skills

Candidates should have working knowledge of

Manual software testing

Web and mobile application testing

Test case preparation

Bug reporting and defect tracking

Browser developer tools

Basic HTML, CSS and JavaScript understanding

REST APIs

Postman or similar API-testing tools

SQL and basic database queries

Git/GitHub basics

Jira, Trello, ClickUp or similar issue-management tools

Windows and macOS troubleshooting

Basic Linux/server concepts

Documentation and reporting

Preferred Additional Skills

Knowledge of any of the following will be an advantage

Selenium

Playwright

Cypress

Appium

JMeter

Postman automated collections

CI/CD concepts

GitHub Actions

Basic cloud platforms such as AWS, Azure or DigitalOcean

Basic networking and DNS

WordPress/Next.js/React applications

Node.js or Python applications

AI-enabled applications and chatbot testing

Mobile app testing

Security and performance testing fundamentals

Candidate Profile

We are looking for someone who

Pays close attention to small errors and inconsistencies.

Thinks from the end user's perspective.

Can reproduce technical problems systematically.

Communicates problems clearly to developers.

Can communicate professionally with customers.

Takes ownership of an issue until it is resolved.

Can work independently in a startup environment.

Is comfortable learning new technologies quickly.

Can manage multiple projects and support requests simultaneously.

Educational Qualification

Preferred

B.Tech / B.E. / BCA / MCA / B.Sc Computer Science / B.Sc IT / Diploma in Computer Science or related qualification.

Candidates with strong practical testing and troubleshooting skills may also be considered irrespective of degree.

Suggested KPIs

For Cosysta, I would measure this role primarily through

KPIExpectationCritical bugs reaching productionAs low as possibleBug reporting qualityClear and reproducibleRegression coverage100% of critical workflowsSupport first responseWithin agreed SLATicket resolutionMajority within SLARelease testingCompleted before every production deploymentReopened bugsLow percentageDocumentationUpdated continuouslyCustomer issue ownershipTicket followed through closureAutomationIncreasing repetitive-test automation over timeImportant Role Principle

The employee should not simply forward customer complaints to developers.

The expected workflow is

Customer reports issue → Support investigates → QA reproduces → Evidence collected → Priority assigned → Developer fixes → QA verifies → Deploy → Customer confirmation → Ticket closed

This gives Cosysta a single person/team responsible for the full quality + support loop.

Job Posting Version

QA & Support Engineer – Cosysta, Kochi

Cosysta is hiring a QA & Support Engineer to ensure the quality and reliability of our software products while providing technical support to customers.

The role includes manual software testing, bug identification and documentation, API testing, regression testing, release validation, customer issue troubleshooting, ticket management and coordination with developers.

Candidates should have knowledge of software testing, Postman, SQL, browser developer tools, basic web technologies and technical troubleshooting. Experience with Selenium, Playwright, Cypress, automation testing or cloud/server environments will be an advantage.

Experience

1–3 years

Location

Kochi

Role

Full-Time

Skills

Manual Testing, QA, API Testing, SQL, Bug Tracking, Technical Support, Customer Support, Troubleshooting

Apply with

Resume + current salary + expected salary + notice period.

For a small software company, I would actually title this position “QA & Technical Support Enginee