C1X Inc.

Quality Assurance Engineer

C1X Inc.  •  Chennai, IN (Onsite)  •  3 months ago
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Job Description

C1X AdTech Pvt Ltd is a fast-growing product and engineering-driven AdTech company building next-generation advertising and marketing technology platforms. Our mission is to empower enterprise clients with the smartest marketing solutions, enabling seamless integration with personalization engines and delivering cross-channel marketing capabilities. We are dedicated to enhancing customer engagement and experiences while focusing on increasing Lifetime Value (LTV) through consistent messaging across all channels.Our world-class engineering team spans front end (UI), back end (Java/Node.js APIs), Big Data, and DevOps, working together to deliver high-performance and scalable AdTech products.
As a QA Engineer, you will ensure the quality, reliability, and performance of our platforms by designing and executing test strategies, identifying defects, and collaborating with cross-functional teams. You’ll validate RTB systems, integrations with SSP/DSP partners, and campaign delivery workflows, ensuring seamless experiences across our advertising platforms. Objectives
  • Design and maintain scalable QA test suites (manual + automated) for complex backend systems and integrations.
  • Ensure the robustness, performance, and reliability of RTB and AdTech platforms.
  • Validate standards and integrations with top SSPs & DSPs to guarantee seamless delivery.
Responsibilities
  • Design and execute comprehensive test plans and test cases for backend systems, microservices, and integrations.
  • Perform functional, regression, performance, and integration testing across backend and frontend services.
  • Validate data integrity and accuracy for integrations using OpenRTB and related protocols.
  • Own QA aspects of campaign implementation, monitoring, and reporting
  • Work closely with product and engineering teams to translate business requirements into test scenarios
  • Analyze large-scale logs and datasets to identify root causes and quality improvements.
  • Troubleshoot campaign delivery and system issues in collaboration with internal and external partners.
  • Conduct peer reviews of test strategies, automation scripts, and QA deliverables.
Qualifications
  • Bachelor’s degree in Computer Science, Engineering, or related field (problem-solving skills on LeetCode/HackerRank may substitute).
  • Solid foundation in QA principles, testing methodologies, and defect lifecycle management
  • 3–5 years’ QA experience in digital advertising or B2B digital marketing industry.
  • Familiarity with web technologies, RESTful APIs, and distributed systems
  • Hands-on with automation frameworks/tools such as Playwright, Selenium, TestNG, JUnit, REST Assured
  • Knowledge of performance testing tools (JMeter, Gatling) is a plus.
  • Exposure to Kafka, ELK stack (Elasticsearch, Logstash, Kibana), and scripting in Java/JavaScript is advantageous.
  • Understanding of microservices architecture and QA strategies for distributed systems is a plus.
C1X Inc.

About C1X Inc.

C1X is a Silicon Valley-based digital advertising and marketing technology company that is building exactly what the company name suggests - A "Class One Exchange"​ for premium advertisers, advertising agencies and premium publishers.

The digital advertising and marketing industries have faced issues such as lack of transparency, inefficient manual workflow and fragmentation.

C1X is a full-stack advertising and marketing technology platform that provides the ideal set of tools and technologies in an integrated, intuitive user interface that allows for advertisers and marketers to find the audiences and premium inventory that they want to buy, transact on the platform in an efficient manner, and receive actionable insights that can be put to use immediately to increase the performance of the advertising/marketing campaign.

For example, C1X provides its header tag solution which not only allows for the latest header bidding technology, but also provides proprietary C1X features that allow for other intelligent transaction methods that allow for buyers to purchase the exact audiences that they want to purchase on premium sites, and publishers to maximize their monetization through the full-stack yield maximization solution that C1X provides.

C1X also provides features that are tailored specifically towards eCommerce marketplaces and merchants, with a fully-automated native eCommerce ad server suite that allows for marketplace operators to create a new, steady flow of significant advertising revenue, and for merchants to increase their revenue through data-driven promotion of their own products and services.

C1X operates in the United States, India, Japan, Asia Pacific and the Middles East, with plans to expand operations to Europe and South America in 2017.

Industry
Unknown
Company Size
51-200 employees
Headquarters
San Jose
Year Founded
2014
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