Lead Frontend Engineer

The Lead Frontend Engineer is responsible for designing, scaling, and ensuring the technical excellence of modern user-facing applications within a growing AdTech platform. This role partners with product managers, UX/UI designers, marketing, and engineering teams to build high-performance web applications focused on digital advertising capabilities. The ideal candidate has strong expertise in frontend technologies, modern web architectures, and user experience optimization, with a deep understanding of data-intensive dashboards, component design, and API integrations. This position plays a key role in delivering intuitive, responsive, and enterprise-grade solutions across advertising, media, and publishing workflows., * Lead end-to-end frontend development, architecture, and execution for AdTech platforms, campaigns, and analytical applications

• Design, build, and maintain scalable, reusable components and robust frontend architectures using React and JavaScript
• Validate and deliver intuitive user interfaces for core AdTech capabilities, including campaign management dashboards, audience targeting and personalization tools, and reporting applications
• Optimize application performance, responsiveness, accessibility (a11y), and usability across devices and environments
• Perform API integrations, functional, regression, and end-to-end testing support across frontend systems and external services
• Verify user workflows, data visualization, real-time analytics, and platform reliability while managing defects through resolution and root cause analysis
• Collaborate with business, product, design, and engineering teams to support high-quality deliverables, ensure seamless user experiences, and drive successful cross-functional execution

• 8+ years of software engineering experience, including strong, demonstrable expertise focused on modern frontend development and web applications
• Hands-on experience with modern JavaScript (ES6+) and React (Hooks, advanced state management, and component architecture)
• Strong knowledge of web fundamentals and styling, including HTML5, CSS3, and modern styling methodologies
• Proven experience building complex, data-intensive web applications, data grids, or analytical dashboards
• Solid understanding of frontend tooling, development workflows, and deployment processes, including Webpack, Vite, npm/yarn, and CI/CD pipelines
• Familiarity with API testing and integration between frontend applications and RESTful services
• Knowledge of frontend performance optimization, debugging, error tracking, and monitoring techniques
• Exposure to cloud-hosted applications and distributed systems from a frontend perspective

Nice to have

• Experience working in AdTech, Digital Advertising, or Media & Publishing domains, alongside hands-on integration experience with advertising technology platforms such as Google Ad Manager or Koddi
• Experience building high-scale enterprise web applications with React, supported by knowledge of frontend observability tools and a Bachelor’s degree in Computer Science, Engineering, or a related field

• Medical, Dental and Vision Insurance (Subsidized)
• Health Savings Account
• Flexible Spending Accounts (Healthcare, Dependent Care, Commuter)
• Short-Term and Long-Term Disability (Company Provided)
• Life and AD&D Insurance (Company Provided)
• Employee Assistance Program
• Unlimited access to LinkedIn learning solutions
• Matched 401(k) Retirement Savings Plan
• Paid Time Off
• Legal Plan and Identity Theft Protection
• Accident Insurance
• Employee Discounts
• Pet Insurance
• Employee Stock Purchase Program

EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our clients, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.Engineer the Future with a Career at EPAM (https://www.youtube.com/embed/NU_mnNITn2o?si=IiCxyQ4sr1YJWxDG), EPAM will not provide new H-1B visa sponsorship for this position. Candidates with existing transferable H-1B status may be considered.

EPAM Systems, Inc. is an equal opportunity employer. We recognize the value of diversity and inclusion in creating success for our customers, business partners, shareholders, employees and communities. We are committed to recruiting, hiring, developing and promoting employees without discrimination. As a global employer, this commitment includes complying with all laws in the countries in which we operate. Nevertheless, we believe equal employment practices should not be limited to what the law requires. Equal opportunity and inclusion are essential to motivate, empower and recognize the best in everyone.

At EPAM, employment actions are based on individual qualifications, without regard to race, color, religion, creed, gender, pregnancy status, sexual orientation, gender identity, gender expression, marital or familial status, national origin, ancestry, genetics, age, disability status, veteran status, citizenship status when otherwise legally able to work, or any other characteristic protected by law.