Senior Performance Engineer

Há 1 mês

Porto, Portugal Phiture Tempo inteiro

Who We Are: At VML, we are a beacon of innovation and growth in an ever-evolving world. Our heritage is built upon a century of combined expertise, where creativity meets technology, and diverse perspectives ignite inspiration. With the merger of VMLY&R and Wunderman Thompson, we have forged a new path as a growth partner that is part creative agency, part consultancy, and part technology powerhouse.

Our global family now encompasses over 30,000 employees across 150+ offices in 64 markets, each contributing to a culture that values connection, belonging, and the power of differences.

Our expertise spans the entire customer journey, offering deep insights in communications, commerce, consultancy, CRM, CX, data, production, and technology. We deliver end-to-end solutions that result in revolutionary work.

Senior Performance Engineer needed to join our team on a permanent basis, here at VML Enterprise Solutions. The opportunity: The individual should possess strong analytical and problem-solving skills and have an eye for detail. We require a highly-motivated individual with well-developed interpersonal skills. You will be the Technical Performance Analyst in a specialist performance team working across VML Enterprise Solution's broad client base.

What you'll be doing: You will be involved in defining and creating performance scripts, executing the performance testing, analyzing the results in detail, identifying problematic features, and making recommendations to the wider team to resolve these.

This is a key role, responsible for the delivery and support of many high-profile eCommerce systems. The challenges you will face include different architectures, application components, and their interaction.

What we want from you:
Knowledge & experience in performance testing of eCommerce applications.
Solid experience in Performance test load generation using JMeter.
Previous knowledge of working within an Agile environment.
Excellent knowledge of Application Monitoring Tools such as DynaTrace, AppDynamics, or NewRelic.
Hands-on experience in performance problem determination and root cause analysis.
Good knowledge and proven experience working on Linux and cloud (AWS or Google) environments.
Experience tuning highly scalable applications, including reviewing configurations around cache sizes and heap sizes.
Experience interpreting and analyzing real user monitoring statistics (RUM).
Experience in load forecasting for peak times and assessing likely resilience of systems as well as making recommendations on how to improve based on business needs.
Experience in pinpointing performance issues in live systems.
Very good backend testing skills – conversant in databases (DB2, Oracle), SQL knowledge, use of DB Visualiser or other tools.
Competent in logging identified issues and tracking them through to resolution.
Highly organized and owns their own deadlines, willing to go above and beyond what was promised to deliver quality service.
Excellent interpersonal skills and a proven ability to collaborate with all stakeholders.
Willingness to learn and grow, as the role will be constantly changing allowing exposure to different technologies and tools.

If you know some of this, even better:
Ecommerce platform expertise and experience performance testing and analysis on IBM WebSphere Commerce, SAP Hybris or Magento and SOLR, Fredhopper or other search services.
Experience setting up performance monitoring using Grafana, APMS or other tooling.
Experience implementing performance testing in a continuous delivery environment.
Scripting (perl, awk, python etc.)
Exposure to Java or PHP
Experience with Apache Tomcat, JBoss
Experience with other load generation tools eg LoadRunner, CloudTest or NeoLoad
Experience in front end page load analysis and profiling and optimisation using Webpagetest, Pagespeed, Speedcurve, sitespeed.io or other tools.

What we can offer you: Alongside the opportunity to work with some of the most exciting brands around the world, we'll also prioritise your career development and help you grow your skills. We'll empower you to make a difference, allow you to be yourself, and respect who you are. We offer a great benefits package including hybrid working that works for everyone, social events, training opportunities, medical and dental insurance, life assurance, meal cards and much more.

Our personality and behaviours: We believe that we are what we do, not just what we say. Our shared values and behaviours show how to bring the VML Enterprise Solution's culture to life through the actions we all take every day: Connect Meaningfully, Inspire Creatively, Include Purposefully, Approach Positively.

Our brilliant, talented people are what makes VML Enterprise Solutions what we are. That's why we look for people who go beyond and always push our thinking to be better than yesterday.

At VML, we are committed to fostering an all-inclusive work environment that is both rewarding and career-forward. Our Inclusion, Equity & Belonging initiatives, alongside the VML Foundation, reflect our dedication to giving back and making a positive impact in our communities and beyond.

VML is a WPP Agency. For more information, please visit our website, and follow VML on our social channels via Instagram, LinkedIn, and X.

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