EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, 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.

We are looking for Senior and Lead JS Engineers with Experience in Performance Optimizations to work on a project with one of the world's most significant financial markets data and infrastructure providers, serving over 40,000 institutions in approximately 190 countries. On this position, you will Implement and enhance applications for financial analysis desktop and mobile solution that connects customers to relevant trusted content.
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What You’ll Do

Drive out the identification of performance targets
Work closely with the existing Performance Testing team to carry out a wide analysis of our application estate, to identify services and platform components that go against agreed targets
Carry out a deep-dive analysis into a specific application or platform component to assess how performance across the various metrics can be improved
Provide performance improvement expertise to other teams who are attempting to optimize applications and components
Define best practices and standards that teams and partners should apply in the development of new applications and components
Assist in the introduction of performance measurement tooling and frameworks to proactively identify performance issues (avoiding customers having to complain about the issues)

What You Have

Good knowledge of JS or Node.js
Experience in performance optimization (load time, memory usage, CPU usage) and code analysis related to this topic
Understanding of tools that can be used for performance analysis
Strong expertise in data access mechanisms and how to improve such data access, covering request, response, and real-time streaming data
Good English: both oral and written

We offer

Knowledge-sharing with colleagues all around the world
Community of industry’s top professionals
Outstanding career development opportunities
Regular assessments and salary reviews
Unlimited access to learning courses (LinkedIn learning, EPAM training courses, English regular classes, Internal Library)
Internal mobility program
Friendly team and enjoyable working environment
Flexible working schedule