Quality Assurance Engineer (Automation & Manual)

About VWO

VWO is a leading Digital Experience Optimization platform trusted by over 3,000 businesses in 100+ countries, including global brands like Samsung, Vodafone, Toyota, HBO, and Domino's. What began 15 years ago as one of the world’s first A/B testing tools has since evolved into a comprehensive, enterprise-grade platform used by product, marketing, and growth teams to experiment, personalize, analyze behavior, and build exceptional digital experiences.

Today, VWO offers a full-stack suite for A/B testing, multivariate testing, feature rollouts, heatmaps, session recordings, behavioural analytics, surveys, personalization, and more across web, mobile, and server-side applications — all in one unified platform. We enable teams to make confident, data-driven decisions that drive user engagement, retention, and conversion

.
VWO is a profitable, founder-led business with $50M+ ARR, strong EBITDA margins, and a history of capital-efficient, sustainable growth. In January 2025, Everstone Capital acquired a majority stake in the company to help accelerate our global expansion — both organically and inorganicall

y.
We are a fully remote team of 450+ people, with go-to-market teams across the Americas, Europe, and APAC, and product and engineering anchored in India. Our culture values deep thinking, fast execution, and strong ownership — with minimal bureaucracy and high autonomy. Despite our scale, we continue to operate with the agility and ambition of a start

up.
At Wingify, our Data Science Team tackles diverse research challenges in Digital Experience Optimization, crafting cutting-edge solutions to help businesses grow. As a Senior Data Scientist, you will play a pivotal role, directly engaging with senior leadership while fostering a culture of learning through experimentation. You’ll collaborate with teams across product development, engineering, and customer success to create impactful solutions, blending business insight with rigorous resea

rch.Job Descrip

tion:Requirem

• ents:Minimum 1 - 3 years of experience in manual and automation tes

• ting.Identify, troubleshoot, and debug JavaScript and UI issues in different brow

• sers.Utilize browser developer tools (e.g., Chrome DevTools, Firefox Developer Tools) to inspect, modify, and test code in real

• time.Proficiency in JavaScript, HTML, CSS, and other web technolo

• gies.Strong knowledge of browser developer tools for debugging and performance tes

• ting.Familiarity with performance testing tools (e.g., Lighthouse, WebPageT

• est).Experience with modern JavaScript frameworks (e.g., React, Angular, Vue

• .js).Analytical ability to understand and work with complex application architec
• ture.Well-versed in Functional Automation - Web and
• API.Knowledge of API testing and automation with Rest Ass
• ured.Proficient in any of the following Automation Tools - Selenium / Protra
• ctor.Experience in Performance/load testing with tools like Jmeter is a b
• onus.In-depth knowledge of programming languages: Java or JavaSc
• ript.Knowledg

  e of GenAI Applications and hands-on experi

  ence in its usage will be considered a major advan
• tage.Hands-on knowledge of testing backend platforms - Databases, Cache, and Queues is a
• plus.Knowledge in client-side debugging for RCA of
• bugs.Experience in QA infra technologies like Docker and Selenium Grid is an added b
• onus.Experience in Version control tools like Git. And CI tools like Jenkins are requ
• ired.Keen inclination towards usability and end-user perspective of the application we b
• uild.Own QA Processes in scrums. Estimate and plan projects with accu
• racy.Contribution to open-source projects related to QA is a strong
• plus.Works independently under minimal direction with strong work et

hics.Your responsibi

• lities:Ensure that our products are awesome and of high q
• uality.Confirm, verify bugs, and determine steps to rep
• roduce.Design and implementation of internal automation tools
• for QA.Building front end, UI, API, load, performance, and UAT test suites for our applic
• ations.Work closely with Product, Marketing, and development teams on projects to understand requirements and create, automate, execute, manage and report test plans, test cases, and test r
• eports.Own QA activities for the scrum team and drive scoping, planning, executing, monitoring & controlling test acti
• vities.Be the first point of contact for all client issues, debug them and get them resolved in time for a better customer expe
• rience.Understand deployment scenarios and manage deployment to test enviro