Photon
SDET Engineer – API Automation – Chennai at Photon
Photon is hiring a SDET Engineer – API Automation – Chennai in India. The role details below come from the employer’s posting. You apply on the employer’s own site, and TechJobs360 never charges candidates.
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1. Job details
Photon
SDET Engineer – API Automation – Chennai
India
Not disclosed by employer
See the job description
On the employer’s site
2. Job description from Photon
SDET Engineer
Role Overview
We are seeking a highly skilled SDET Engineer with strong expertise in API
testing, automation framework development, integration testing, and quality
engineering practices. The ideal candidate will be responsible for ensuring the
quality, reliability, and performance of APIs and backend services across
enterprise applications. This role requires close collaboration with
development, product, and business teams to deliver robust and scalable
solutions while driving test automation throughout the software development
lifecycle.
Key Responsibilities
* Lead and drive API Testing, Integration Testing, System Testing, and
End-to-End (E2E) validation across multiple applications and platforms.
* Design, develop, and maintain scalable API automation frameworks using Java,
Rest Assured, Cucumber, TestNG/JUnit, or equivalent frameworks.
* Create and execute automated API test suites covering functional,
integration, regression, and negative test scenarios.
* Validate RESTful APIs, microservices, and backend services including
request/response verification, schema validation, authentication,
authorization, and error handling.
* Perform service-level testing using tools such as Postman, Rest Assured,
Swagger/OpenAPI, Newman, or similar open-source frameworks.
* Collaborate with developers, business analysts, architects, and third-party
vendors to ensure comprehensive API test coverage and successful delivery.
* Perform test planning, estimation, scheduling, and execution for large and
complex initiatives.
* Develop and maintain automated test execution within CI/CD pipelines to
support continuous testing practices.
* Conduct backend and database validations using SQL and MongoDB Compass.
* Analyze application logs and troubleshoot integration issues across
distributed systems and microservices.
* Support SIT, UAT, production deployments, and release validation activities.
* Manage defects, perform root cause analysis, and track issues
using JIRA or Azure DevOps (ADO).
* Participate actively in Agile ceremonies including sprint planning, backlog
refinement, stand-ups, reviews, and retrospectives.
* Coordinate effectively with onshore and offshore teams to ensure timely
delivery and quality outcomes.
* Provide regular status updates and communicate testing progress, risks, and
dependencies to stakeholders.
* Coordinate effectively across onshore and offshore teams.
* Maintain flexibility to overlap with onsite working hours (until noon, as
needed).
Required Skills & Experience
* 5+ years of experience in API Testing and API Automation is a must.
* Experience with API testing tools such as Postman, Newman, Swagger/OpenAPI,
or equivalent frameworks.
* Strong understanding of REST APIs, JSON, XML, HTTP/HTTPS protocols, OAuth,
JWT, and API security concepts.
* Experience testing microservices-based architectures and distributed systems.
* Strong SQL skills and experience with database validation and data integrity
testing.
* Experience with source control and CI/CD tools such as Git, Jenkins, GitHub
Actions, or Azure DevOps.
* Strong debugging and troubleshooting skills, including network and
service-level analysis.
* Experience using monitoring and observability tools such as Kubernetes (K8s),
Kibana, Dynatrace, Splunk, or similar platforms.
* Strong analytical, communication, and stakeholder management skills.
* Experience working in Agile/Scrum environments.
Preferred Qualifications
* Experience with Playwright or Selenium for UI automation testing.
* Knowledge of Node.js and JavaScript-based testing frameworks.
* Experience with API performance testing tools such as JMeter or k6.
* Experience testing event-driven systems and messaging platforms such
as Kafka.
* Mobile application testing experience.
* Experience with responsive web and cross-browser validation.
* Familiarity with Retail domain applications and business processes.
Primary Focus: 60% API Automation & Backend Validation, 40% UI/E2E Testing
(Automation & Manual).
3. Skills that usually matter in QA and test automation roles
General guidance from TechJobs360, not part of Photon’s posting. The job description above is what counts for this role.
| Area | What to be comfortable with |
|---|---|
| Languages | Java, Python or TypeScript |
| Frameworks & tools | Selenium, Playwright or Cypress, API testing, CI pipelines |
| Computer science basics | Data structures, algorithms, complexity |
| Ways of working | Version control, code review, testing, reading other people's code |
4. How to prepare for a SDET Engineer – API Automation – Chennai interview
Interview formats differ by company and team, so confirm the rounds with the recruiter. Most hiring loops for roles like this cover:
A recruiter call or an online test. Read the job description twice and be ready to explain how your experience matches it.
Often coding problems on arrays, strings, trees, graphs or dynamic programming, solved while you explain your thinking.
Often design and trade-off questions sized to the role: an API, a component, or a small system.
Answer with the STAR method (Situation, Task, Action, Result). Prepare two or three real stories: a hard problem you solved, a disagreement you handled, and something you learned quickly.
5. Take-home pay example (FY 2026–27, new tax regime)
An example for two common package sizes, not this job’s salary. Under the new tax regime (Section 115BAC) salaried employees get a standard deduction of ₹75,000.
| Component | Example: ₹12 LPA | Example: ₹24 LPA |
|---|---|---|
| Basic salary (40% of CTC) | ₹40,000 / mo | ₹80,000 / mo |
| Employee EPF (12% of basic) | -₹4,800 / mo | -₹9,600 / mo |
| Income tax (TDS) | -₹6,933 / mo | -₹32,450 / mo |
| Professional tax | -₹200 / mo | -₹200 / mo |
| Approx. in-hand | ₹81,344 / mo | ₹1,44,304 / mo |
Work out the take-home pay for your own offer, in either tax regime.
6. Questions and how to apply
How do I apply?
Use the apply button below. It opens Photon’s own application page.
Does TechJobs360 recruit for this job or charge a fee?
No. We list openings from employers’ career sites. Photon runs the hiring, and nobody should ask you to pay to apply.
Is this job still open?
We check listings against the employer’s page every day and take down jobs that have closed.
Should I apply if I don’t match every requirement?
Usually yes, if you meet most of the core requirements and can show you learn quickly. A referral from someone on the team can help your resume get read.
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