A netizen posted on WeAreSellers: a 24-year-old woman with a junior college degree and average English has worked on Amazon Europe and Mercado Libre Mexico for three years, handling listings, ads, inventory, and after-sales, yet feels she "knows a little of everything and masters nothing." Her Mercado Libre listing's gross margin was over 20%, but after the company recalculated taxes and overseas warehouse storage fees, it dropped to single digits. She couldn't tell whether the earlier good numbers reflected her operations or incomplete cost accounting. Earning 6,000 yuan a month, sharing living costs with a long-term partner, and carrying most financial pressure, she wants to quit but dares not, and fears her "three years' experience" won't stand up to scrutiny. She wrote bluntly: "I'm not asking for a standard answer; at 24, I increasingly don't know if I'm a real operator."

Source: WeAreSellers

The post resonated. One seller commented that operations and assistant roles shouldn't be judged only by title: assistants wait for instructions and do assigned tasks, while the poster proactively checks ACOS, CTR, and CVR, investigates anomalies, adjusts negative keywords, revises bullet points, and follows inventory and after-sales—not a pure assistant. Many companies' "three-year operations" are just execution operators: they touch the whole chain but lack decision-making power in product selection, supply chain, profit models, and 0-to-1 management. Another added: if gross margin fell from 20% to single digits, that doesn't mean you made the listing unprofitable; product cost, selling price, ad spend, logistics, warehousing, and taxes all move. If the company isn't transparent about Mercado Libre tax rates or storage fee timing, the operator shouldn't take the blame.

One seller put it sharply: you're not stuck at assistant level; your experience years and cognitive depth are misaligned. If in three years you only "checked data daily, clicked ads, and edited copy," you used one year of experience three times. But if you ask "why this strategy, where is break-even, should this product be promoted, how to break down cost structure," you're already moving toward a mature operator. Another advised her not to waste time: everyone makes low-level mistakes; keep review notes and don't fall into the same pit twice. Bad English isn't fatal; translation tools and AI are enough. Cross-border e-commerce depends on selling goods and calculating profit clearly.

On money and pressure, comments didn't avoid the issue. One seller said: in Shenzhen/Hangzhou, 6,000 yuan while supporting two people's living costs locks you in a lukewarm comfort zone. Adults should support themselves; short-term help is fine, but long-term one-sided support will eat your trial-and-error window. Another said bluntly: distinguish "supporting a relationship" from "supporting someone without self-drive." If you don't clarify financial roles before marriage, it's not a romance problem but a survival problem.

More people offered direction, not denial. Some told her to benchmark her supervisor: product selection, supply chain negotiation, promotion rhythm, or profit-and-loss responsibility? Break those down and fill the gaps. Others reminded her: don't wait for the company to teach you; interview while employed, and change your resume from "I did..." to "what problem I solved and how gross margin/ACOS/inventory turnover changed." That's how you learn your worth. Someone summed up: you're an "execution operator"; next, add business thinking—when given a product, calculate how much you can afford to lose, target ranking, ad share, and when organic orders can take over. You don't need a bestseller to be good.

In her update, she asked her team leader if there was commission; the answer was no. Then a storage fee deduction hit, and the earlier 20% gross margin felt like foam. One seller replied: your happiness about the margin shows growth; the confusion comes from the company's late accounting standards. Another said: since Mercado Libre involves taking over old stock under changing rules, turn "taking over and clearing stock—rebuilding listings—controlling ads—breaking down real gross margin" into a project review; that will be an interview asset.

The thread's most striking point isn't "do I know operations?" but a 24-year-old with ordinary education, pay, and life suddenly refusing to fool herself with "I'm okay." No one in the comments thought she was useless: some told her to stop overthinking, some to interview, some to open the books with her partner, some to study ad logic, profit models, and product selection rhythm. The world is a makeshift stage, especially in cross-border e-commerce—people who can package themselves, do the math, and dare to try run faster than those who "know a little of everything but fear they're not good enough."

She finally wrote: much better than when she first posted; she'll review, interview at a few places, and validate her abilities. That's right. At 24, don't rush to judge yourself as "just this"; move first, then see which level you're really on.

Note: Some content comes from sellers on WeAreSellers (www.wearesellers.com). We cannot guarantee the effectiveness, currency, correctness, or completeness of the methods. It is for seller discussion only; please judge for yourself.