π»Criticalmedium20-25 minutes
What's your tech stack? What technologies, tools, and frameworks are you proficient in?
technicaltech-stacktoolsframeworksfull-stackllamaindexgenkitvertex-aibedrockcloud-aicritical
π― What Interviewers Are Looking For
- βBreadth across full ML/AI stack (frontend, backend, ML, deployment)
- βDepth in key technologies with production experience
- βHonest assessment of proficiency levels
- βAwareness of modern AI/ML ecosystem
- βEvidence of continuous learning and adaptation
- βPractical application, not just theoretical knowledge
π STAR Framework Guide
Structure your answer using this framework:
S - Situation
Your current tech stack and how you've used it
T - Task
Organize by category with proficiency levels
A - Action
Provide concrete examples of usage in projects
R - Result
Show breadth, depth, and willingness to learn new tools
π¬ Example Answer
β οΈ Pitfalls to Avoid
- βListing technologies you've only read about, not used
- βClaiming 'expert' in everything (not credible)
- βNot providing concrete examples of usage
- βFocusing only on ML frameworks, ignoring deployment/production
- βBeing vague about proficiency levels
- βNot mentioning what you're currently learning
- βOverwhelming with too many tools without depth
- βNot knowing when to use frameworks vs raw implementation
π‘ Pro Tips
- βOrganize by category for clarity (ML, Backend, Frontend, Deployment)
- βUse proficiency levels: Expert, Advanced, Intermediate, Basic
- βProvide concrete project examples for each major tool
- βInclude metrics where relevant (89% accuracy, 2x speedup)
- βBe honest about gapsβshows self-awareness
- βMention what you're actively learningβshows growth mindset
- βPrioritize production experience over tutorials
- βAsk at the end what's most relevant to their stack
- βDiscuss framework selection criteria (LlamaIndex vs LangChain vs Genkit)
π Common Follow-up Questions
- βWalk me through your FastAPI project architecture
- βHow do you decide between PyTorch and TensorFlow?
- βWhat's your approach to learning new frameworks?
- βHave you worked with [specific tool in their stack]?
- βWhat's your experience with Kubernetes?
- βHow do you stay current with the fast-moving AI ecosystem?
- βWhen would you use LlamaIndex vs building RAG from scratch?
- βWhat's your experience with Genkit? How does it compare to LangChain?
- βHow do you choose between different AI orchestration frameworks?
- βWhen would you choose AWS Bedrock vs Vertex AI vs OpenAI?
- βWhat's your experience with Google Cloud's AI offerings?
π€ Practice Your Answer
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Target: 2-3 minutes
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