Expired50% confidenceOpinionExact time
With the exception of algorithm engineers, R&D and application positions generally have an age ceiling, with it typically becoming difficult to continue past 45 to 50 years of age.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/22/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/20/2026(expired)
Sources
Related Claims
Unverified软件工程领域有规律认为同样工作三年，主动学习者与被动执行者之间的技术差距可能相当于五到八年67% similarUnverifiedAn experienced embedded engineer typically requires a 3–5 year cultivation cycle, and talent supply is a pain point in the industry.66% similarUnverifiedHiring parties generally prefer candidates with 3 to 5 years of experience for platform engineering roles, and entry-level platform engineering positions are scarce globally.65% similarPartially VerifiedProfessional developers typically need 3 to 5 years to master a complete technology stack.62% similarUnverified移动开发、前端框架、云原生等每一波IT技术红利的持续时间大约为3-5年，之后从溢价技能滑落为普通岗位要求62% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/587631API
curl https://kongchang.com/api/v1/knowledge/claims/587631MCP
get_claim(id=587631)