Question: I'm looking for a tool to improve my technical interview skills in Python3 and C++, do you know of any?

If you want to prepare for a technical interview in Python3 and C++, Upsend is a good option. Upsend offers AI-powered mock interviews that simulate real-world conversations and provide feedback based on industry standard metrics. The tool supports multiple programming languages and offers a free trial with up to three mock interviews, so it's a relatively affordable way to prepare for a technical coding interview.

Another option is Interview Solver, a desktop app geared for live coding and system design interviews, especially for FAANG companies. It can give you immediate answers to LeetCode problems and other technical challenges, essentially acting as an AI copilot for your interview. It can save you time by giving you immediate answers to common interview questions, and it can help you feel more confident in live interviews.

For a more conversational approach, InterviewSpark offers personalized and interactive interview prep through real-time conversations with an AI. It offers feedback on your answers, performance benchmarking, and a large library of more than 1000 interview questions. The tool is designed to help you improve your communication skills and build confidence in your answers.

If you want to learn a lot of new material, Educative is worth a look. It offers interactive, AI-enhanced courses to learn in-demand programming technologies like Python, Java and JavaScript. With training courses that let you learn by doing, cloud-based practice labs and guided skill paths, Educative can help you prepare for tech interviews and acquire new skills.