Senior Performance Engineer
Cribl- Full Time
- Senior (5 to 8 years)
Candidates should possess a Bachelor’s degree in Computer Science or a related field, or equivalent practical experience, and have at least 5 years of experience in QA, Development, or Site Reliability with a strong focus on performance engineering. Proficiency in Python or JavaScript/Go/Ruby, and SQL is required, along with hands-on experience with microservices-based architectures, AWS, and APM tools such as New Relic, AppDynamics, or Dynatrace. Expertise with performance testing tools like JMeter, Locust, k6, or Gatling is also necessary, along with the ability to extract and analyze performance metrics from relational databases and a strong grasp of performance testing methodologies and root cause analysis techniques.
The Senior Performance Test Engineer will design, develop, and execute load and performance testing strategies, investigate performance issues in both test and production environments, collaborate closely with developers to understand service architecture and behavior, define relevant KPIs, and implement effective observability and monitoring. They will provide actionable optimization recommendations across database, infrastructure, and application code, correlate test results with production metrics to validate expected system behavior, build and maintain modular, reusable test scripts, simulate real-world user scenarios, analyze system telemetry to identify and troubleshoot live performance bottlenecks, and support peak season planning efforts by validating system resilience and scalability under projected peak loads.
Crowdsourced same-day delivery logistics platform
Roadie provides a crowdsourced delivery platform that connects everyday drivers with individuals and businesses needing same-day delivery services across the United States. The platform operates on an "on-the-way" delivery model, allowing drivers to pick up and deliver packages along their existing travel routes. This approach not only speeds up delivery times but also makes efficient use of transportation resources, reducing the need for additional delivery vehicles and minimizing environmental impact. Roadie serves a diverse clientele, including small businesses and large enterprises, and offers various delivery solutions such as home delivery and express air delivery. With a network of drivers covering over 20,000 zip codes, Roadie is the largest local same-day delivery provider in the country. The company's goal is to create a more connected and efficient delivery system by transforming everyday travel into a public transportation grid.