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Senior Performance Test Engineer



Quality Assurance
Belfast, UK · antrim bt41, uk
Posted on Tuesday, May 14, 2024

Are you passionate about ensuring companies deliver high-performing software solutions to their customers? Do you possess the knowledge and experience to establish and evolve performance testing standards tailored for the business? Do you enjoy working with talented software engineers who are committed to building high quality software? Do you thrive in fast-paced, fast-growing environments? If so, there’s a great opportunity waiting for you as a Senior Performance Test Engineer here at Cloudsmith.

We help our customers manage and secure their software supply chain, and improve their developer experience. We are by developers, for developers. Our culture operates with openness and transparency, driven by our ambition to build a great company. We enjoy working with great people and customers. We learn, support one another, and we’re growing. Now is a great time to join us.

The Opportunity that lies ahead

We are looking for a Senior Performance Test Engineer to strengthen our capacity in identifying and resolving potential performance bottlenecks and ensuring optimal performance across all our systems. If you have a passion for performance optimization and a meticulous eye for detail, we invite you to become a pivotal part of our dynamic team.

In this crucial role, you will be leveraging advanced telemetry and Application Performance Management (APM) tools to monitor and improve the performance of our cloud-based services. Your expertise in black box performance testing and capacity planning will be instrumental in ensuring that our systems are not only robust but also scalable to meet future demands.

Our Team

We are four squads responsible for building application capabilities and the underlying platform upon which Cloudsmith is founded. We operate in a highly collaborative environment, where people with different skills come together to make things happen. We have a good approach to CI/CD, and we support a global set of customers who are developers like us.

Our Technology Stack

We are cloud-native, born in AWS, and embrace their services across our platform. Our technology stack includes Python, Django, ECS, Postgres, Kinesis, Cloudfront, Flink, Elastic Search, Lambda, Amazonmq, Terraform, and Postgres. Tooling includes Datadog, Linear, Slack, Notion and CircleCI.

Your Responsibilities:

  • Performance Testing: Conduct thorough black box performance tests to identify potential inefficiencies and bottlenecks in our systems.
  • Telemetry and Monitoring: Utilize advanced telemetry tools to gather detailed performance data, providing insights into the operational characteristics of our platforms.
  • APM Tools: Leverage APM tools effectively to monitor real-time system performance and preemptively address potential issues.
  • Optimization Strategies: Develop and implement strategies for system enhancements, focusing on improving performance and reducing latency.
  • Capacity Planning: Carry out capacity planning to ensure our infrastructure meets current and future operational demands efficiently.
  • Collaboration: Work closely with development, operations, and product teams to align performance goals with business objectives and customer needs.

Required Skills and Experience

  • Proven Experience: Extensive experience in performance testing and optimization, particularly within cloud environments.
  • Technical Proficiency: Hands-on experience with telemetry and APM tools (e.g., Datadog, New Relic, Dynatrace). Scripting experience using Locust or similar.
  • Analytical Skills: Strong analytical and problem-solving skills, capable of conducting comprehensive performance analyses.
  • Communication: Excellent communication skills to effectively collaborate with cross-functional teams and report on findings and recommendations.
  • Project Management: Ability to manage multiple projects simultaneously and meet critical deadlines.

What benefits will you enjoy?

  • Competitive salary and equity package.
  • Comprehensive health, dental, and vision insurance.
  • Generous annual leave and flexible working policies.
  • Budget for professional development, conferences, and training.
  • Opportunity to work in a dynamic, innovative, and supportive environment.

Health and Wellness

Regardless of your location, we deeply care about the health and wellness of our staff and their families; a sustainable pace is important to us. In addition to generous annual leave (PTO), we offer parental leave and health benefits that can cover you and your dependents up to 100%. We also offer flexible family-friendly working policies.

Personal Growth

You will have an enormous scope to learn new skills alongside your colleagues, and your continued professional development is essential to us because it's important to you. We will support you with budgets for equipment, training, books, conferences, travel, and certifications. The more powerful you become, the better for all of us.

Hybrid Work

Cloudsmith is based in Belfast, and we use out HQ regularly for activities like bi-weekly development review sessions and operations team in-office days. We also hold all-hands offsites in Belfast a few times per year, with guest speakers and team activities. On a day-to-day basis, most Cloudsmithers work remotely, so we really rely on our online collaboration tools! Note that this role is open only to candidates who have the right to work in the UK or Ireland without requiring sponsorship.

Join Us:

If you're excited about shaping the future of data engineering at Cloudsmith, we would love to hear from you. Apply now and take the first step towards a rewarding and challenging career with a growing Irish business.

Cloudsmith is an equal opportunities employer committed to diversity and inclusion - we welcome applications from all suitably qualified candidates.

NB Applicants will be scanned and shortlisted via our trusted recruitment partner NineDots