--- title: "Posts by Nate Lee | Speedscale" description: "Browse all blog posts written by Nate Lee on the Speedscale blog." canonical: "https://speedscale.com/blog/author/nate-lee/" --- # Posts by Nate Lee Sales leader at Speedscale, focused on API testing and performance. • 9 posts published [![Mock vs stub: differences and testing examples](https://speedscale.com/_astro/featured-image.dmYTcD-O_ZK73Un.webp)](https://speedscale.com/blog/mock-vs-stub/) Updated Oct 12, 2026 ### [Mock vs stub: differences and testing examples](https://speedscale.com/blog/mock-vs-stub/) A stub supplies responses; a mock verifies interactions. Compare both with runnable Python examples and learn when API traffic mocks help. [Service Mocking](https://speedscale.com/blog/category/service-mocking/) [by Nate Lee](https://speedscale.com/blog/author/nate-lee/) [![Postman load testing: a practical API tutorial](https://speedscale.com/_astro/featured-image.WPwiWhwT_1RJEPT.webp)](https://speedscale.com/blog/postman-load-test-tutorial/) Updated Oct 12, 2026 ### [Postman load testing: a practical API tutorial](https://speedscale.com/blog/postman-load-test-tutorial/) Run a Postman performance test, choose virtual users, inspect latency and errors, and isolate dependencies with recorded API mocks. [Load Testing](https://speedscale.com/blog/category/load-testing/) [Service Mocking](https://speedscale.com/blog/category/service-mocking/) [by Nate Lee](https://speedscale.com/blog/author/nate-lee/) [![k6 tutorial: captured traffic with mocked backends](https://speedscale.com/_astro/featured-image.BaTIsYW0_ZMSbe8.webp)](https://speedscale.com/blog/speedscale-k6-tutorial/) Updated Oct 12, 2026 ### [k6 tutorial: captured traffic with mocked backends](https://speedscale.com/blog/speedscale-k6-tutorial/) Capture API traffic with Speedscale, export a k6 load scenario, and mock backend dependencies in Kubernetes with speedctl or locally with proxymock. [Developer Productivity](https://speedscale.com/blog/category/developer-productivity/) [Load Testing](https://speedscale.com/blog/category/load-testing/) [by Nate Lee](https://speedscale.com/blog/author/nate-lee/) [![Traffic mirroring in Kubernetes: Istio vs Speedscale](https://speedscale.com/_astro/traffic-mirroring.LPlmcf8U_12KDkE.webp)](https://speedscale.com/blog/traffic-mirroring-options-kubernetes/) Updated Oct 12, 2026 ### [Traffic mirroring in Kubernetes: Istio vs Speedscale](https://speedscale.com/blog/traffic-mirroring-options-kubernetes/) Compare Istio traffic mirroring with Speedscale replay in Kubernetes. Use capture, redaction, and dependency isolation for repeatable regression tests. [Developer Productivity](https://speedscale.com/blog/category/developer-productivity/) [Kubernetes](https://speedscale.com/blog/category/kubernetes/) [by Nate Lee](https://speedscale.com/blog/author/nate-lee/) [![7 Best Service Virtualization Tools in 2026](https://speedscale.com/_astro/blog-post-skaffold.C9sogRPe_1gjISC.webp)](https://speedscale.com/blog/service-virtualization-tools/) Mar 27, 2026 ### [7 Best Service Virtualization Tools in 2026](https://speedscale.com/blog/service-virtualization-tools/) Compare the 7 best service virtualization tools of 2026 including Speedscale, WireMock, Hoverfly, and Parasoft. Features, pros, cons, and use cases. [Service Mocking](https://speedscale.com/blog/category/service-mocking/) [API Testing](https://speedscale.com/blog/category/api-testing/) [by Nate Lee](https://speedscale.com/blog/author/nate-lee/) [![The 6 Best Performance Testing Tools Guide](https://speedscale.com/_astro/featured-image.CvGLI8lB_BdzX5.webp)](https://speedscale.com/blog/the-6-best-performance-testing-tools/) Feb 16, 2026 ### [The 6 Best Performance Testing Tools Guide](https://speedscale.com/blog/the-6-best-performance-testing-tools/) Compare the top 6 performance testing tools, Speedscale, JMeter, Locust, Gatling, NeoLoad, k6, across features, pricing, integrations, reliability. [Load Testing](https://speedscale.com/blog/category/load-testing/) [Developer tools](https://speedscale.com/blog/category/developer-tools/) [by Nate Lee](https://speedscale.com/blog/author/nate-lee/) [![6 Golang Testing Frameworks for Every Type of Test](https://speedscale.com/_astro/featured-image.BjX_DiWP_Z1qowOs.webp)](https://speedscale.com/blog/golang-testing-frameworks-for-every-type-of-test/) Feb 7, 2026 ### [6 Golang Testing Frameworks for Every Type of Test](https://speedscale.com/blog/golang-testing-frameworks-for-every-type-of-test/) What do good tests look like, and do you even need a Golang testing framework? It’s a loaded question with an open answer. [Developer Productivity](https://speedscale.com/blog/category/developer-productivity/) [Golang](https://speedscale.com/blog/category/golang/) [Load Testing](https://speedscale.com/blog/category/load-testing/) [by Nate Lee](https://speedscale.com/blog/author/nate-lee/) [![Top 7 Kubernetes Chaos Engineering Tools](https://speedscale.com/_astro/featured-image.LcZBb4Cg_aExGS.webp)](https://speedscale.com/blog/kubernetes-chaos-engineering-tools/) Feb 2, 2026 ### [Top 7 Kubernetes Chaos Engineering Tools](https://speedscale.com/blog/kubernetes-chaos-engineering-tools/) Developing highly resilient Kubernetes deployments is crucial for ensuring that your hosted applications in Kubernetes can effectively manage and recover. [Chaos Testing](https://speedscale.com/blog/category/chaos-testing/) [Kubernetes](https://speedscale.com/blog/category/kubernetes/) [Service Mocking](https://speedscale.com/blog/category/service-mocking/) [by Nate Lee](https://speedscale.com/blog/author/nate-lee/) [![Determine Throughput Performance Testing](https://speedscale.com/_astro/featured-image.BiNy3lVv_Z14Jvi4.webp)](https://speedscale.com/blog/determine-throughput-performance-testing/) Jan 30, 2026 ### [Determine Throughput Performance Testing](https://speedscale.com/blog/determine-throughput-performance-testing/) Measuring throughput and latency is a critical step in load testing software to ensure application performance and stability. In this article... [API Testing](https://speedscale.com/blog/category/api-testing/) [Load Testing](https://speedscale.com/blog/category/load-testing/) [by Nate Lee](https://speedscale.com/blog/author/nate-lee/) ## Try Speedscale free Choose the desktop proxymock or the hosted cloud trial to get started. [Free Desktop Tool](https://docs.speedscale.com/proxymock/getting-started/installation/) [Free Cloud Trial](https://app.speedscale.com/signup)