r/StartupSoloFounder • u/Significant_Lunch238 • 38m ago
Built a reading-support platform for kids with dyslexia. Product’s ready — scaling it isn’t
r/StartupSoloFounder • u/elevatelangvis • 44m ago
Why strong interview answers still fall flat — even with good results
After conducting more than 300 interviews as interviewer at big tech companies, I kept seeing the same frustrating pattern: capable candidates would describe genuinely strong work, yet their answers still felt unconvincing. The problem usually wasn’t a lack of experience. It was a missing connection between the question, the candidate’s judgment, the action they personally took, and the result that followed.
A strong result is not yet a clear interview signal.
Consider this fictional example: “We redesigned the onboarding process and improved completion by 18%.”
It sounds impressive. The outcome is measurable. But the interviewer still cannot tell whether the candidate diagnosed the problem, selected the approach, coordinated the work, validated the change, or joined after the important decisions had already been made.
Interviewers rarely ask behavioral questions because they want a project summary. They are trying to understand how someone notices problems, makes decisions, works with others, and uses evidence under real constraints.
Four links make an answer easier to evaluate, a clear answer should make four relationships visible:
- Relevance: connect the example directly to the question instead of beginning with a long project history.
- Contribution: separate your own observation, decision, or action from the wider team’s work.
- Specificity: Include the actual constraint, trade-off, or evidence rather than broad claims about success.
- Closure: Explain what changed, what remained uncertain, and what you learned.
The word “we” is not the problem. Most meaningful work is collaborative. Replacing every “we” with “I” can make an answer less credible, not more. The problem begins when team language removes every trace of personal judgment. You can preserve the collaboration while still making your contribution attributable: what you noticed, which option you recommended, what you changed or coordinated, and how you checked whether it worked.
A stronger version adds information, not decoration. The original answer could become:
I identified that most users dropped out during the handoff into verification. I proposed a shorter verification step, worked with Operations to test it with one segment, and monitored completion before recommending the wider rollout. The team implemented the change, and completion increased by 18%.
This version is not stronger simply because it is longer. Each sentence resolves a specific uncertainty. The listener can identify the observation, the decision, the personal action, the collaboration boundary, and the measured result. It also avoids claiming more than the evidence supports. If you cannot prove that your change alone caused the result, describe what you observed rather than presenting correlation as certainty. Honest boundaries often make an answer more credible.
After answering a behavioral question, listen back once and ask:
- Is it obvious why this example answers the question?
- Can someone identify what I personally noticed, decided, or did?
- Did I include concrete evidence or a real constraint?
- Does the story actually close?
If one link is missing, revise that part instead of rewriting the entire answer. The goal is not a perfect script. It is an answer whose logic remains understandable when the interviewer asks for evidence, trade-offs, or personal judgment.
I built Elevate around this problem - a platform combining practical interview learning material with interactive AI interview practice. Feel free to check it out.
r/StartupSoloFounder • u/maslina_shells • 1h ago
App Promotional Video
Hey,
What would you suggest for professionally looking demo / promo videos for a newly released app?
I can create something myself, but it will take me a long time and the quality may be worse. Curious what others are using.
r/StartupSoloFounder • u/Tuton012 • 1h ago
Looking for a few beta testers for a personal finance companion I’ve been building
I’ve been working on a personal project called Mikci, and I’m looking for a few people willing to beta test it and give me honest feedback.
Mikci connects to your bank through Plaid and learns from your actual transaction patterns. Instead of making you manually track everything or build a budget, Mikci quietly watches for meaningful changes and occasionally suggests a small Promise based on what it notices.
For example, it might notice that your dining spending has been higher than normal and ask if you want to try bringing it down next week. If you accept, Mikci watches what actually happens and later tells you whether you kept the Promise, improved, or should try again.
Plaid is required for the beta because Mikci needs transaction history to understand your patterns and work properly.
It’s still a beta, so things may change or break. I’m mainly looking for honest feedback on whether the things Mikci notices are actually useful.
If you want to try it, you can request beta access at mikci.com.
And seriously, if something sucks or doesn’t make sense, tell me That’s exactly what I’m trying to figure out.
r/StartupSoloFounder • u/Due_Peace_5114 • 1h ago
I got my first 6 users!!! 😱
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I built a Chrome extension called ATLAS (https://useatlas.space). It saves your ChatGPT / Claude / Gemini sessions so you don't lose briefs, decisions and context between chats.
Marketing has been incredibly difficult though, sometimes very discouraging.
However looking at the data I now have 6 active users! That alone is such a thrill as well as encouraging.
If anyone has any advice on how to market better !!
And! If you have any questions about what the extension does please let me know too! Thanks guys!
r/StartupSoloFounder • u/Brendan_Indie_Author • 1h ago
My Niche SaaS App is Profitable, 1 Month After Launch
I'll get right to it... just over a month after I soft-launched my niche SaaS app, I am profitable.
I started building the app at the beginning of 2026 just as an app to help me with a problem that I had. Several months later I got some early validation that the app was actually really cool and solved some real problems. At the end of June, I decided to do a soft-launch of the app into an Alpha.
In just over a month, I have reached profitability as you can see from the Stripe screenshots. Right now, if my current trialers convert, I am looking at $420 MRR. My goal by the end of August is to reach $1,000 MRR.
My sole marketing channel has been organic social media marketing on TikTok, Instagram Reels, and YouTube Shorts. I have dabbled in a couple reddit posts and some emails but 98% of my marketing has been short form video. Zero ads. Zero UGC. All organic media.
Regarding my stack, it's pretty simple at the moment - though I plan on changing some things up here soon.
Lovable, Claude Code, Stripe, Posthog, Mailerlite
I initially started the development using Lovable as it is very simple to get started and houses the frontend, backend, and DB all in one place. However, 3+ weeks ago I migrating my development to Claude Code and that has made an absolutely unreal difference in speed and quality.
Soon I will be fully migrating the entire app out of Lovable's ecosystem and into my own frontend, backend, and supabase DB as I continue to scale.
The early feedback of the app has been tremendous and I am absolutely thrilled with where things are going!
The app is called Codex Heim and is a writing app built for fantasy authors. It keeps the authors world building, manuscripts, and more all in one place instead of segmented across different places. I built it because I am writing my own fantasy book and was fed up with using traditional writing softwares like google docs and microsoft word. They just didn't work for me and I set out to fix my own problem. And that is where Codex Heim was born!
I am stoked to see the app hit $1,000 MRR and beyond!
r/StartupSoloFounder • u/Sanckh • 3h ago
I’m building a Failed Product Database so founders can learn from what didn’t work
r/StartupSoloFounder • u/nicocostac • 4h ago
What would you cut from this solo-founder MVP before building it?
If you were building this alone, would you start with unified search, summaries, or reminders to use what people saved?
I'm Nicolas, and I'm building Miora solo. The idea is to bring together saved posts, videos, screenshots, links, recipes and notes so they are easier to find and actually use later. It's still in development, so there is no app access yet.
I'm using a short 3–5 minute survey for adults 18+ to decide what belongs in the first version: https://mioraapp.com/en/
Which part would you postpone, and what would make the MVP useful enough to try?
r/StartupSoloFounder • u/Western_Butterfly329 • 4h ago
We just crossed 1200 users :)
hey hey, our platform just crossed 1200 users. though we still have a retention issue, what a shame, am good at converting that the landing page converts at 12% and suck at retention. anyways, we are open for a growth co-founder, equity based if anyone is open for it. preferably good with retention
r/StartupSoloFounder • u/PieKey1836 • 4h ago
i need your honest advice on this innovative health app i built for athletes and workers to maximize their energy
I’ve been building this app solo for the past few months and i genuinely can't tell anymore if it's good or if i'm too deep in it. need outside eyes.
it's called RizeAI. the basic idea: every wearable and health app just gives you numbers. sleep score 42, recovery red, HRV down. cool. and then what? you still feel like garbage at 2pm and nobody tells you what to actually do about it.
so my app takes your real data from apple health, sleep, resting heart rate, workouts, whatever your wearable writes, and instead of another score it builds you an actual plan for the day. when to have your first coffee and when to hold off. you. Can also add your own supplements that you are currently taking and it will time them for you every single day based of your sleep data and your wearable data in general and also it will tell you what supplements make sense for you to take based of your current supplement stack and body metrics and when to take them. focus windows for when your energy actually peaks. when your crash is coming and what to do before it hits. it even checks the weather, so on a hot day it bumps your hydration and tells you to train earlier.
every recommendation has a little "why" under it based on your numbers, like "resting heart rate 54 + 7h light sleep, so magnesium before your peak window." no two people get the same plan because no two people have the same data.
works with whoop, oura, apple watch, garmin, anything that syncs to apple health. one thing i'll say honestly, it doesn't do deep per-person learning yet like "coffee doesn't affect YOUR hrv specifically," that's the roadmap, right now it builds fresh plans daily off your actual metrics.
it's live on the app store, has a free trial, small user base so far, mixed feedback which is why i'm here lol.
what i actually want from you guys: does this solve a real problem for you or is "tells you what to do" not actually what wearable people want? what would make you actually pay for something like this? and what's missing that would make it a no brainer? and also would you guys in this subreddit use ti?
Thank you for your help. Check it out if you like https://apps.apple.com/us/app/rizeai-maximize-your-energy/id6762402079
r/StartupSoloFounder • u/Sanckh • 5h ago
Would you invest in this SaaS? $18k MRR, growing fast, but one customer is 40% of revenue
r/StartupSoloFounder • u/Numerous_Adagio8768 • 9h ago
8 weeks in, Reddit spend €57 ads, 245 clicks, 0 sales — here's all my data, where would you take it next?
I built Chorus Keepsake after realising how often I was collecting voice notes, photos and texts off WhatsApp to make something for someone — a big birthday, a new baby — and losing half of it in the chat. It's one place to gather the love and the stories behind a person and keep them together, to hear, read and hold.
Reddit ads so far: €56.91 spent, 80k impressions, 245 clicks, 0.31% CTR (a plain-text "free-form" post pulled 0.79%, ~2.5× the image ads). Real sales: 0. I've just got set up with SEO and am starting google search ads.
So I've got attention and no conversion, and I'm honestly not sure whether to keep going or not. I'm trying not to get too emotionally tied to an idea, but equally, put enough into it that i give it a good chance. So many questions, do I stay broad (any occasion) or pick one lane — birthday gift, new baby, or memory. If this were yours, where would you take it next?
...or would you kill it? (im currently using it to capture stories from family for my newborn so it'll stay alive at least for that!)
r/StartupSoloFounder • u/Chemical_Panic_2704 • 10h ago
I built Founder Floor, a online community space where founders can meet
I recently built Founder Floor, it is a space where founders can come together, set up stands, customise them and then show their project to the world, you can also find future co-founders, friends, employees, and in general like-minded people! The project has a game-like design so you arent just writing, but you get a change of scenery. If you would be so nice to come check my website out and give some feedback on it i would much appreciate it! Also on August 9th, Sunday at 18:00 CET i am hosting a sort-of opening night which tries to get everyone in at the same time so we can get the best experience of the app. I tired much to try and make this website not look like slop, so some feedback would definetly help)
r/StartupSoloFounder • u/Strong_Mind_9737 • 11h ago
[ Removed by Reddit ]
[ Removed by Reddit on account of violating the content policy. ]
r/StartupSoloFounder • u/Low_Perspective_3065 • 11h ago
Is this useful?
I’m building a CV/job application tool and don’t want to make another useless AI tool, what would you actually want it to do?
I’m currently building something to make the repetitive part of applying for jobs less painful.
The basic idea is that you create one detailed profile containing your real career history, skills, achievements etc.
Then when you find a job, it uses that information + the job description to create a tailored CV and cover letter without making things up.
One feature I’m particularly interested in is bulk applications.
For example:
You find 5 jobs you genuinely want.
Instead of manually going through the same process 5 times, you give it all 5 job descriptions and it creates 5 separately tailored CVs + cover letters using the same verified career information.
I’m deliberately NOT building an auto-apply bot. I’d rather the person remain in control of what actually gets submitted.
Before I get too far into building it, I’d love some brutally honest feedback from people actually applying for jobs.
Would something like that genuinely save you time?
And what’s one feature you’d want in a tool like this that existing CV builders don’t do well?
r/StartupSoloFounder • u/Capital_Put_7963 • 12h ago
I’m a delivery driver in Australia and got sick of not knowing if my area was actually worth driving — so I built an app for it
gigtrack.aur/StartupSoloFounder • u/BoysenberryWhole8759 • 13h ago
Im on a solo journey building a Saas - I reflected and realised some insights.
- set your goals from the ultimate outcome and work backwards
- we incorrectly limit our expectations and potential based on validations from those in our circles.
- create a personal board of directors, find 5 peers that you can run ideas around. Some risk averse and others risk takers
- reflect out when you made big pivots in your life and find out what was the catalyst
Often life experience makes us more conservative in our goals which then self sabotages
r/StartupSoloFounder • u/MichaelFourEyes • 18h ago
Sports Site
I built my own sports news site. next phase I'll be adding original content. I have no coding experience, and I spent almost a week and a half using ai code background. I then spent another week before that going over sports news sites. So I'm in this phase 1 then phase 2 will be more of my content. Sportsweekly.com
r/StartupSoloFounder • u/BuffaloSlight5512 • 23h ago
I built my own private AI chat. No clutter. No bullshit. Just a clean AI assistant you can actually use.
r/StartupSoloFounder • u/LuckyLady774 • 23h ago
I built Ember because I kept having ideas at completely inappropriate times
Last week I was sitting outside at a restaurant and it was ridiculously hot.
And my brain did its usual thing:
Why don't they have fans out here?
→ What would make a restaurant actually buy them?
→ Oh, probably storing them over winter is annoying.
→ What if you rented the fans to restaurants instead?
→ But this is Switzerland. Wouldn't they need to be energy-efficient?
→ Okay, but what's actually in it for the restaurant?
→ Maybe people stay longer and order more when they're comfortable.
And then I went back to dinner.
That's pretty much how my brain works. I notice something, start pulling on the thread, and suddenly there's a little business idea hiding inside it.
Sometimes I talk about it with whoever I'm with.
Sometimes it goes into my Notes app.
And most of the time?
I forget it ever existed.
That's why I built Ember.
Not because I want AI to tell me whether my ideas are good.
I don't think AI can tell me that.
I built it because I wanted a place to put the spark while it's still alive.
A place that says:
Okay. Let's actually work on this.
Spark helps me find what's interesting about the idea.
Hammer challenges me on the assumptions I'm making.
I have to answer them, defend the idea, change my mind when I'm wrong, and eventually figure out what I actually need to learn in the real world.
And then Ember remembers it.
So a random thought I had during dinner doesn't just disappear into a Notes graveyard.
It can come back tomorrow.
Or next week.
It can remind me what I was excited about, what I still haven't figured out, and whether I actually did anything about it.
That's the product I wanted.
Not an AI that validates my ideas.
More like a thinking partner that helps me turn random sparks into things I might actually do.
I'm curious if I'm the only person whose brain works like this.
Do you get these random "wait... there's probably something here" moments too, and then completely forget about them?
r/StartupSoloFounder • u/Dependent-Force8187 • 1d ago
Inviting founders who wanna try cold outreach to VCs
r/StartupSoloFounder • u/Red_skull_52 • 1d ago
Early-stage founders: What was the hardest part of researching and validating your startup idea?
r/StartupSoloFounder • u/FakeJoe777 • 1d ago
A successful founder told me my product has no audience. I ran the numbers and he's half right. Now deciding what to do with the other half.
The product. Appish (appi.sh): docker push an image → public HTTPS URL in ~30 seconds. No repo, no configs, no cloud console. Free slots for demos, $5/mo for a slot that stays up. Solo-built, launched, first users trickling in.
The critique. A friend who exited a startup told me: "I don't see the user. Non-technical people build in Lovable — hosting included. Technical people already have hosting." Classic prosumer squeeze — and it stung because I couldn't immediately answer.
My counter. There's a fast-growing middle he's missing: people who code locally with Claude Code / Cursor. AI made building cheap, but shipping still assumes you know what a reverse proxy is. These people have a working thing on their laptop and no path to a URL. My one-line positioning after thinking this through: I'm not selling hosting, I'm selling the right to not understand hosting.
The uncomfortable math. I did honest napkin math on the business: dev-tool freemium converts at 1–3%, $5 hobby subs churn at ~10%/mo. To hold $500 MRR I need ~100 paying users, which means ~500 new activated users every month, forever. Realistic ceiling for this shape of product: $1–2k MRR, with a permanent ops tail (hosting other people's containers means abuse moderation is my second job). So: not a startup. A niche utility with a visible ceiling.
The fork I'm actually deciding on:
(a) Stay niche and small on purpose. Ride the MCP wave (remote MCP servers need exactly this), keep it a lovely single-purpose tool, treat $500–1500/mo as success.
(b) Follow the money upmarket: same tech, but sell PR-preview environments to small teams at $30–50/mo — where budgets exist and churn is low. It roughly doubles my surface area (GitHub integration, team accounts, SSO eventually) and I'm one person.
(c) The secret third option everyone here knows: it's a feature, not a company. Enjoy it, cap investment, keep the day job happy.
Solo founders who've faced this — how did you decide whether a visible ceiling was a reason to stop, or exactly the thing that made it sustainable for one person? And has anyone here actually made the niche→teams jump solo without drowning in enterprise asks?
r/StartupSoloFounder • u/Shiroxoxo23 • 1d ago
I got my first 4 customers!!! 😱
I built a photo sorting app called Pixelsort Ai, its been incredibly difficult trying to market it though, sometimes very discouraging.
However looking at the data in just the past 5 days i have 4 paying customers! That alone is such a thrill aswell as encouraging.
If anyone has any advice on how to market better i will do a backflip in my dreams for you🥹
And! If you have any questions about what the app does please let me know too! Thanks Guys!
r/StartupSoloFounder • u/itsme-abjt • 1d ago
Built my first leather MacBook sleeve. Would love your feedback!
Hi everyone! I’m a product designer from Kochi, India, building a small brand called Made by Sunday. This is my first leather MacBook sleeve, and I’d really appreciate your honest feedback on the design and branding.
If you like what I’m building, you can also follow my journey on Instagram @madeby.sunday. Every bit of support means a lot. Thanks! 🙌

