Latest / Career Coaching with Fexingo: Professional Coaches, Career Counselors, and Guidance for Workers / How to Build a Side Hustle That Actually Advances Your Career
Transcript
- Lucas: There's a stat that always sticks with me from a LinkedIn survey last year. They found that nearly one in three professionals who started a side hustle in 2025 ended up getting a promotion or a job offer directly because of it. Luna: That's a pretty compelling number. And it's not just about the extra income — it's about the signal it sends. Lucas: Exactly. The side hustle is often framed as a side thing, something you do for fun or to make rent. But if you design it right, it becomes a career accelerator. And I want to talk about how to do that, because most people don't. Luna: So what's the difference between a side hustle that helps your career and one that just eats your weekends? Lucas: I think it comes down to three things. First, the side hustle should build a skill that your day job doesn't give you a chance to develop. Second, it should create something visible — a portfolio piece, a byline, a talk. Third, it should expand your network into a new group of people. Luna: Let's take an example. I know a woman named Priya who was a marketing manager at a consumer goods company. She started a newsletter about sustainable packaging. Not her day job, but adjacent. Lucas: Right. So she's building a content muscle and an editorial voice that her marketing role might not have demanded. She's also creating a public artifact — every issue of that newsletter is a portfolio piece. Luna: And she interviewed experts for it. So her network expanded from just her company and agency contacts to sustainability directors at packaging firms, material scientists, startup founders. Lucas: That's the trifecta. Within about eighteen months, she had enough credibility that when her company created a VP of Sustainability role, she was the obvious internal candidate. She got the job. Luna: She told me that the newsletter didn't just get her the promotion — it changed how people inside her company saw her. She went from 'the marketing person' to 'the person who actually understands this stuff.' Lucas: That visibility piece is huge. One of the biggest problems in career growth is that your work is invisible to the people who make promotion decisions. A side hustle that lives in public — a blog, a podcast, a YouTube channel, a Substack — solves that. Luna: But there's a risk. If the side hustle is too different from your main career, it might signal that you're not committed. Or it could just be a distraction. Lucas: That's the question I always ask when I'm coaching someone on this. Is the side hustle teaching you something you can use in your day job, or is it just a hobby? Hobbies are great, but they're not career accelerators. Luna: Right. So the newsletter about sustainable packaging — that's clearly adjacent. But what about someone in finance who starts a baking blog? That's a hobby unless they're using it to build a brand around food industry investing. Lucas: Exactly. And there's also the time budget question. If the side hustle takes so much time that your day job performance slips, it backfires. You don't want to be the person who's distracted. Luna: So what's the right time commitment? I've seen recommendations ranging from five hours a week to fifteen. Lucas: I think it depends on what you're building. If it's a newsletter, you can start with two hours a week — one to write, one to promote and engage. If it's a podcast, it's more like five to six hours. The key is consistency, not volume. Luna: And you should set a checkpoint. Say, I'll do this for six months and then evaluate. If it's not opening doors or building skills, kill it. Lucas: Priya's newsletter took her about three hours a week. She was disciplined. She didn't try to make it a full-time thing. She just kept showing up. Luna: That's the other thing — the side hustle can become a trap. Some people get so into the side project that they neglect their main career, and then they're stuck in a middle ground where neither is working well. Lucas: The smartest move is to treat the side hustle as a strategic investment, not an escape. If you're using it to build a skill or a network that your day job can't provide, and you keep your primary role strong, it's a win-win. Luna: And sometimes the side hustle becomes the main thing. But that's a separate decision point. You need to have a clear threshold for when to make that leap. Lucas: I've seen people transition successfully when the side hustle reaches three milestones. One: it generates income equivalent to at least half your salary. Two: you have a waiting list of clients or customers. Three: you've validated that the work is scalable. Luna: That's a much safer approach than quitting your job after one good month. Lucas: Which brings me back to the piece of career advice that I think is most underrated. The best side hustles don't just make money. They make you more valuable at your day job. And if you're not getting that, you're doing it wrong. Luna: So let's talk about how to choose the right side hustle. What's the first question someone should ask themselves? Lucas: What skill do I wish I had that would make me more effective right now? For a lot of people it's writing, public speaking, data analysis, or networking. Pick one and build a side project around it. Luna: For me, it was public speaking. I joined a local storytelling group and did open mics. That skill translated directly into being a better podcast host and a more confident presenter at work. Lucas: And that's a perfect example. You didn't start a side hustle to make money. You started it to build a capability. The side project was the vehicle. Luna: Yeah, and it worked. I got more comfortable, and people noticed. I started getting invited to lead presentations. That visibility mattered. Lucas: So if someone is listening and thinking, 'I don't have time for a side hustle,' I'd say start smaller. Even a fifteen-minute daily practice — writing a LinkedIn post, recording a short video — can compound over a year. Luna: And choose something you actually enjoy. Because if it's a grind, you won't stick with it. The sustainability of the side hustle depends on intrinsic motivation. Lucas: This is a good moment to mention something — and I don't want this to sound like a pitch, but it's relevant. If we've helped you think through a career move or decision, the show runs entirely on listener support. A couple of dollars a month is genuinely what keeps these going. Luna: Yeah, it's small amounts that add up. We keep it ad-free because of people who chip in at buy me a coffee dot com slash fexingo. Lucas: So, back to the side hustle strategy. Once you've chosen your project, the next step is to be public about it. Tell your manager, tell your team. It signals initiative. Luna: I've heard some people worry that their manager would see it as a distraction. How do you handle that? Lucas: Frame it as professional development. Say, 'I'm starting a newsletter to improve my writing and build expertise in X area that's relevant to our business.' Most managers will support that. Luna: And if they don't? That might be a signal about the culture you're in. Lucas: Exactly. A good manager wants you to grow. If they're threatened by a side project, that's useful information. Luna: One more thing I want to touch on. The side hustle can also be a way to test a new industry without leaving your job. That reduces the risk of a bad career move. Lucas: That's the ultimate safety net. You get to sample a different field, build a portfolio, and make connections, all while keeping your paycheck. If it doesn't work out, you haven't lost anything. Luna: So to sum up: pick a skill you want to build, create something visible, expand your network, keep it small and consistent, and always tie it back to your main career trajectory. Lucas: That's the formula. And if you do it right, the side hustle stops being a side thing and becomes a genuine career accelerator. Priya's case proves it. Luna: I think a lot of people underestimate how much a side hustle can shift perceptions — both externally and internally. It's not just about the skills. It's about the story it tells. Lucas: And that story is yours to control. So if you've been thinking about starting something on the side, I'd say go for it — but go in with a plan, not just enthusiasm. Luna: That's great advice. And we'll be back next episode with another topic. Thanks for listening.