跪拜 Guibai
← All articles
Frontend · Backend · Interviews

AI Era Job Hunt: Match Target Posts, Build a Verifiable Project, and Apply Early

By Moment ·
Read original on juejin.cn ↗ Google Translate ↗ Alt translation

Job requirements for AI application, Agent, and AI full-stack roles now include model integration, RAG, Agent, tool calling, and evaluation. Graduates who keep adding courses without targeting a specific post will keep delaying their resume; the consequence is missing internship cycles and losing to candidates who can explain and verify a focused project.

Summary

Big-company internships now list model integration, RAG, Agent, tool calling, and evaluation as requirements, so the learning list for AI application roles keeps growing. The practical move is to reverse the process: pull ten or so target posts, separate common requirements from bonuses, read recent interview notes from the same direction and graduation year, and schedule study against that, not against every trending term.

The core project becomes the centerpiece. For RAG, start with document Q&A that cites sources, then handle splitting, why answers fail, and a fixed question set for before/after comparison (with a held-out set for final checks). For Agent, pick a tool-calling task like a ticket assistant, log calls, cap execution or cost, prevent duplicate writes after timeouts, and verify completion via database records. In both routes, the writer insists on being able to explain trade-offs and failure reasons, and to report sample size and known limits.

The operational advice: apply for internships before the project is done, treat real development with code review as training, contribute to open source on tools you actually use, and publish project notes or a short podcast. The goal is to be visible and contactable, because a recruiter who has read your work will reach out before interviewing strangers.

Takeaways
— Large-company internship postings now list model integration, RAG, Agent, tool calling, and evaluation as requirements.
— Start by collecting around ten target internship or campus-hire posts, separating common requirements from bonuses, and studying recent interview notes for the same direction and graduation year.
— For the RAG route, begin with document Q&A that cites sources, then work through splitting, why answers are wrong, and a fixed question set for before/after comparison, with a held-out set for final validation.
— For the Agent route, choose a tool-calling task such as a ticket assistant, log calls, set execution or cost limits, guard against duplicate writes after timeouts, and verify completion through database records.
— Apply for internships as soon as possible; don't wait until the main project is finished.
— Treat any opportunity to participate in real development with code review as valuable training, not just AI-titled roles.
— Contributing to open source should start with tools you already use; reproduce an issue, discuss with maintainers, and submit a PR with tests.
— Publicly write up project experience or make a short podcast, because visible work makes recruiters likely to contact you first.
— This week, if still in school: organize target posts, start internship applications, and add a repeatable verification question set to the main project.
Conclusions

Building a project to a verifiable standard—fixed question set, held-out set, explicit sample size and known limits—turns a portfolio into evidence of debugging discipline, which matters more than a flashy UI.

Applying for internships before the project is finished challenges the typical 'prepare everything first' approach and treats real collaboration as a source of problems that solo work never surfaces.

Open source contributions, even small ones, build a public record of code and review; that's what lets a recruiter identify a candidate from their work and reach out first.

Concepts & terms
RAG
Retrieval-Augmented Generation: a pattern that pulls relevant documents or data into the model's context before answering, so the response can cite sources and stay grounded in a knowledge base.
Agent
An AI system that takes a goal and uses tools or APIs to complete multi-step tasks, such as looking up docs, querying records, and creating tickets, while handling errors and retries.
Source: juejin.cn ↗ Google Translate ↗ Backup ↗