SDET - Software Development Engineer in Test

Paxcom; Mohali; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Paxcom, now part of Paymentus, is seeking a Software Development Engineer in Test (SDET) to drive testing for a complex analytics platform combining BI-like capabilities and data analytics. The role focuses on both manual and automated testing across APIs, data validation, and end-to-end workflows.

You will write complex SQL queries, validate dashboards and reports, and collaborate with cross-functional teams to ensure data integrity and release quality in a fast-paced enterprise environment.

Qualifications

• 3+ years of experience in Software Testing/SDET.
• Hands-on with SQL-heavy enterprise applications.
• Experience testing web applications with metadata or JSON-driven architectures.
• Strong debugging and root cause analysis skills.

Responsibilities

• Design, develop, and execute test strategies for web-based analytics applications.
• Perform manual and automated testing across functional, regression, integration, API, and end-to-end workflows.
• Validate complex BI-like reports, dashboards, and data transformations.
• Create and maintain scalable automation frameworks and reusable test suites.
• Write complex SQL queries to validate backend data and business logic.
• Perform API testing using REST services and validate JSON payloads.
• Collaborate with Product Managers, Developers, and QA teams throughout the SDLC.

Skills

Manual Testing

Test Design

Regression Testing

Smoke Testing

End-to-End Testing

Tools

Selenium

Playwright

Cypress

Postman

REST Assured

Git

Job description

SDET - Software Development Engineer in Test

2-3

Full-Time

Who We Are

Paxcom, a leading Digital Solution Provider, is now a part of Paymentus , a leading electronic bill payment provider. Paymentus leads the North American marketplace in electronic bill payment solutions and has recently signed partnerships with PayPal, Alexa, and Walmart .

Recognized by Deloitte as one of the fastest-growing companies in North America, Paymentus is the premier provider of innovative, reliable, and secure electronic bill presentment and payment services for more 1,300 clients across the Utility, Telecom, Auto Finance, Insurance, Consumer Finance, and Healthcare industries.

Our comprehensive eBilling and Payment Platform enables clients to deliver a unified customer bill-pay experience across online, mobile, IVR, text, kiosk, and agent-assisted channels , along with a full range of customer communication options.

We are seeking a highly skilled and detail-oriented Software Development Engineer in Test (SDET) to join our product engineering team. In this role, you will be responsible for driving both manual and automation testing for a complex analytics platform that combines capabilities similar to modern Business Intelligence (BI) and data analytics tools.

The ideal candidate will possess strong analytical thinking, excellent automation skills, and strong experience working with relational databases. You must be highly proficient in writing complex data queries to validate intricate business scenarios across massive datasets, data visualizations, APIs, and metadata-driven architectures. If you are passionate about ensuring product quality and data integrity in a fast-paced, data-rich enterprise environment, we want you on our team.

Key Responsibilities

• Design, develop, and execute comprehensive test strategies for web-based analytics applications.
• Perform both manual and automation testing across functional, regression, integration, API, and end-to-end workflows.
• Validate complex business use cases involving reports, dashboards, filters, calculations, and data transformations.
• Create and maintain scalable automation frameworks and reusable test suites.
• Write complex SQL queries to validate backend data, aggregations, joins, stored procedures, and business logic.
• Perform API testing using REST services and validate JSON request/response payloads.
• Test metadata-driven and JSON-based application architectures, ensuring correctness of configuration-driven workflows.
• Validate analytics features such as visualizations, drill-downs, cross-filtering, sorting, grouping, aggregations, calculated fields, and report interactions.
• Analyze production issues, identify root causes, and collaborate with developers to resolve defects.
• Participate in requirement discussions to identify edge cases and define test scenarios early in the development lifecycle.
• Execute performance-oriented functional validations for large datasets and complex reporting scenarios.
• Continuously improve test coverage, automation efficiency, and release quality.
• Work closely with Product Managers, Business Analysts, Developers, and QA teams throughout the SDLC.

Required Skills Testing

• Strong expertise in Manual Testing and Test Design.
• Experience with Selenium, Playwright, Cypress, or similar automation frameworks.
• API testing using Postman, REST Assured, or equivalent tools.
• Strong understanding of Regression, Smoke, Sanity, Integration, and End-to-End Testing.

SQL & Data Validation

• Strong command of SQL with experience writing complex queries.
• Ability to validate joins, aggregations, window functions, subqueries, CTEs, and large datasets.
• Experience validating ETL pipelines or analytical data models is preferred.

Analytics & Business Validation

• Strong understanding of Business Intelligence and Analytics platforms.
• Ability to validate:
  • Dashboards
  • Reports
  • KPIs
  • Charts and Visualizations
  • Filters
  • Drill-down/Drill-through
  • Calculated Metrics
  • Data Accuracy
• Ability to understand business requirements and convert them into comprehensive test scenarios.

Technical Skills

• Strong understanding of JSON structures and metadata-driven architectures.
• Experience testing configuration-based or JSON-configured applications.
• Understanding of REST APIs and API integrations.
• Knowledge of Git and CI/CD pipelines.
• Familiarity with Agile/Scrum methodologies.

Analytical Skills

• Excellent debugging and root cause analysis skills.
• Ability to test highly configurable and complex enterprise applications.
• Strong problem-solving and critical thinking abilities.

Preferred Qualifications

• Experience working on BI/Analytics products similar to Tableau, Power BI, Looker, Qlik, or ThoughtSpot.
• Exposure to complex reporting platforms or enterprise SaaS products.
• Knowledge of performance testing is an advantage.

Required Experience

• 3+ years of experience in Software Testing/SDET.
• Proven experience in both Manual and Automation Testing.
• Hands-on experience with SQL-heavy enterprise applications.
• Experience testing complex web applications with metadata or JSON-driven architectures.

Why Join Us?

• Be part of a product-based organization solving real-world business challenges through innovative technology.
• Gain exposure to modern technologies, cloud platforms, and AI-driven innovations while working on impactful products.
• Experience a collaborative, transparent, and employee-first work culture built on trust and ownership.
• Enjoy a healthy work-life balance with flexibility and a focus on outcomes.
• Work in an environment with minimum micromanagement , where you're empowered to take ownership , accountability and make decisions.
• Accelerate your career through a learning-oriented culture that encourages continuous upskilling and professional growth.

We do not encourage rescheduling interviews due to the limited availability of interview panel slots. Any request to reschedule an interview must be communicated at least one day in advance might be considered.

Required Skills