Senior Software Engineer

Job Title: Senior Software Engineer Company: Epsilon Job Category: Machine Learning Roles & Responsibilities: The Product team forms the crux of our powerful platforms and helps connect millions of customers worldwide with the brands that matter most to them. This team of innovative problem solvers develops and builds products that position Epsilon as a differentiator, encouraging an open and balanced marketplace built on respect for individuals, where every brand interaction holds value. Our full\-cycle product engineering and data teams chart the future and set new benchmarks for our products, by using industry standard methodologies and sophisticated capabilities in data, machine learning, and artificial intelligence. Driven by a passion for delivering smart end\-to\-end solutions, this team plays a key role in Epsilon's success story. Role Overview: You will design and maintain automated test suites for RESTful APIs and web applications, collaborate closely with developers, architects, and product teams, and help set a higher standard on quality across the software delivery lifecycle. This role is ideal for QA engineers who enjoy ownership, technical depth, and applying emerging technologies\-including Generative AI\-to improve test coverage, efficiency, and defect prevention at scale. What you will enjoy in this role: Responsibilities * Design, develop, and maintain API automation frameworks and test suites for RESTful services built on .NET Core * Build and enhance UI automation using Selenium and Taiko (or equivalent modern browser automation tools) for Angular\-based web applications * Create and maintain API functional, regression, and contract tests using ReadyAPI (and/or equivalent API testing tools) * Integrate automated tests into CI/CD pipelines and work with DevOps/platform teams to improve test execution, reporting, and reliability * Define and implement test strategies for new features\-covering functional, regression, integration, smoke, and non\-functional scenarios where applicable * Validate cloud\-native deployments and configurations on AWS and/or Azure * Explore and apply Generative AI in QA automation\-e.g. test case generation, synthetic test data, log/analysis assistance, and intelligent maintenance of automation assets * Partner with developers, product managers, and UX on shift\-left practices, acceptance criteria, and quality gates * Identify, document, and track defects; perform root\-cause analysis and help prevent recurrence * Promote testability, clean automation design, reusable frameworks, and continuous improvement in the QA lifecycle * Contribute to solution and test design discussions with technical leads and architects * Experience applying Generative AI in QA\-AI\-assisted test authoring, test data generation, or automation maintenance * Hands\-on or exploratory experience with Agentic AI concepts applied to testing workflows * Experience with Infrastructure as Code (Terraform) and test environments provisioned via automation * Familiarity with performance, security, or accessibility testing * Experience with BDD frameworks and behavior\-driven test design * Experience with test reporting dashboards, flaky\-test management, and quality metrics/KPIs Epsilon is a global data, technology and services company that powers the marketing and advertising ecosystem. For decades, we've provided marketers from the world's leading brands the data, technology and services they need to engage consumers with 1 View, 1 Vision and 1 Voice. 1 View of their universe of potential buyers. 1 Vision for engaging each individual. And 1 Voice to harmonize engagement across paid, owned and earned channels. Epsilon's comprehensive portfolio of capabilities across our suite of digital media, messaging and loyalty solutions bridge the divide between marketing and advertising technology. We process 400\+ billion consumer actions each day using advanced AI and hold many patents of proprietary technology, including real\-time modeling languages and consumer privacy advancements. Thanks to the work of every employee, Epsilon has been consistently recognized as industry\-leading by Forrester, Adweek and the MRC. Epsilon is a global company with more than 9,000 employees around the world. * People centricity: We focus on employee well\-being in an environment where colleagues truly care about each other. * Collaboration: We work together, support one another, and collectively achieve goals. * Growth: There are endless opportunities for growth through learning, development and career advancement. * Innovation: We drive progress through cutting\-edge solutions and forward\-thinking approaches. * Flexibility: We've created a balance between work and personal life, and we encourage adaptability to solve problems creatively. Work Location: KA, India Availability: Full time

Qualifications * BE / B.Tech / MCA (Full\-time education; no correspondence courses) * 5\-8 years of hands\-on software quality assurance experience, with a strong focus on test automation * Proven experience in API automation testing for RESTful services * Solid experience in UI automation testing using Selenium * Hands\-on experience with ReadyAPI (or comparable API automation platforms) for functional and regression API testing * Experience with Taiko (or equivalent modern browser automation tools) for UI/end\-to\-end testing * Working knowledge of Angular applications and .NET Core\-based APIs from a testing perspective * Working knowledge of AWS or Azure (deployments, environments, cloud concepts relevant to testing) * Strong understanding of software testing principles, test design techniques, and defect lifecycle management * Experience integrating automation into CI/CD pipelines (e.g. Jenkins, Azure DevOps, GitHub Actions, or similar) * Proficiency in at least one programming/scripting language used for automation (e.g. C\#, JavaScript/TypeScript, or Python) * Excellent problem\-solving, analytical, and communication skills Key Skills: Machine Learning, Python Salary: Not disclosed