I build clean, affordable websites for local businesses, and the custom calculators, dashboards, and booking tools most designers can't. One studio, both sides.
It started with my family's dance studio. I took over their website, then ended up building the tools that actually run it: online registration, a tuition calculator, class scheduling. Seeing how many hours the right software saved them, it clicked that every local business needs this, not just a nice website, but the systems behind it.
I'm studying Finance, Economics, and Wealth Management at Seton Hall and work as an analyst in the financial industry, where I've built real client-facing software. That mix is the whole point: I can design you a site that looks sharp and build the calculator, booking system, or dashboard that runs part of your business.
You work directly with me from start to finish, the pricing stays honest, and I treat every project like it's my own.
Most web shops stop at a brochure site. I build that beautifully, then go a level deeper and build the tool that actually does work for your business.
Custom, mobile-ready websites that bring local customers in.
Custom tools that calculate, book, compare, and track.
No templates and no cookie-cutter setups. Every website and tool is built from scratch around how your business actually works, with a smooth, guided process that stays effortless on your end.
A working example of the kind of tool I build. Try it.
Want every detail? See the full breakdown or take it with you.
I keep revising until your site is right, and you only pay for work you're genuinely happy with. No pressure, no surprises, no getting locked into something you don't love.
A mix of live client sites and examples of the tools and systems I build. Every one is designed from scratch, no templates.
A clean, mobile-friendly website for a local dance studio, with the schedule, classes, and registration all easy to keep updated. Live and in use today.
Visit live siteA full marketing site for a financial-advisory practice, with service pages, team bios, and a built-in "Schedule a Consultation" booking flow.
Visit live siteLive numbers, charts, and multiple models side by side in one clean, readable view. The kind of dashboard that turns a messy spreadsheet into something you actually use.
Interactive tools that put options side by side with clear visuals, so a customer can make a confident choice in seconds instead of second-guessing.
Full sign-up and booking systems with a customer database, pricing logic, and printable receipts. Preview shown with sample data.
Tool previews use sample data to protect client information.
A quick call about your goals.
Clear price, clear scope.
50% to reserve and start.
Designed with your input.
Go live, with your care plan keeping it running.
Most websites take two to three weeks from deposit to launch. Custom tools depend on scope, and you'll get a real timeline in your quote before anything starts.
Yes, completely. The site and the domain are yours. If we ever part ways, everything comes with you, no strings attached.
Every project is a fixed price agreed before any work begins. You see the full cost up front, with no hidden fees and no surprise invoices.
Small tweaks are easy to request any time. Every site I build includes a monthly care plan. The rate is based on your site’s size and how much it needs updated regularly, so hosting, upkeep, and changes are always covered.
Yes, that's half of what I do. Booking systems, registration and tuition calculators, dashboards, and other tools that quietly save you hours behind the scenes.
Just your content and a sense of what you want. I'll guide you through the rest and I'm happy to work with whatever you already have.
I'm based in New Jersey and work with businesses nearby and remotely. We can meet in person or over a call, whatever is easier for you.
Tell me what your business needs and you'll get a clear, fixed quote before any work begins. No pressure and no jargon.
Your message is on its way. I'll get back to you within a day.
Two services under one roof: professional websites that bring customers in, and custom tools, calculators, and dashboards that do real work for your business. Below is exactly what each costs and what's included, with no vague "contact for pricing."
Custom, mobile-ready websites built for local businesses. Every package includes hand-built design (never a cookie-cutter template), responsive layouts, and the SEO basics that help nearby customers find you.
| E-commerce / Custom websiteOnline store, product catalog, payments, or functionality beyond the Premium tier. | From $3,500quoted per project |
Every website I build comes with an ongoing care plan. The monthly rate is based on the size of your site and how much it needs updated and changed on a regular basis. It keeps everything fast, secure, and current so you never have to think about it, and you'll get your exact rate with your project quote.
Custom-built tools that do actual work: calculators, quote engines, booking and registration systems, client-facing comparison tools, dashboards, and internal apps. Because every tool is built to fit your business, pricing is by complexity. Each one starts with a free discovery call and a fixed written quote, so you always know the cost before any work begins.
With a wealth-management background and hands-on experience building financial software, Jack Markowski specializes in finance tools other shops can't: valuation models, insurance and strategy comparison tools, mortgage and loan calculators, retirement projections, and investment dashboards. Priced by the tiers above, built by someone who speaks the language.
| Service | Price |
|---|---|
| Tool maintenance planHosting, updates, security, and bug fixes for a live tool. | From $50/mo |
| New features & changesAdded to an existing tool after launch. | Quoted per request |
| Ad-hoc hourly workSmall one-off tasks outside a plan. | $75/hr |
The same five steps for a website or a custom tool, so you always know what happens next.
A short call to understand your business, goals, and what you actually need.
A clear proposal with a fixed price and scope. No surprises later.
A 50% deposit reserves your spot and starts the work.
I build it, you review at each revision round until it's right.
Final balance, then we go live, with your care plan keeping it running.
Book a free consultation and you'll get a clear, fixed quote before anything begins.
A website brings people in. A custom tool handles what happens next. I build the calculators, booking systems, and dashboards that quietly save you hours every week and make your business feel a step ahead.
Let customers sign up, schedule, and pay online. No back and forth, no double bookings.
Give instant, accurate quotes right on your site so a lead never waits for a number.
Turn messy spreadsheets into a live dashboard you actually read, updated automatically.
A clean login where your clients check their status, numbers, and history on their own.
Interactive tools that walk a customer to the right choice and help close the sale.
Custom apps that replace the manual, repetitive steps eating your team's time.