01
Strategy call
Book a free 30-minute strategy call
A direct conversation with Marko. Fit, scope, and next step - no pitch theater. If we're not the right match, we'll say so.
- 30 minutes
- Direct with founder
- Free, no commitment
Ship the product.Then run the business.
Book a free strategy call
We build apps people love, automations that save hours, and websites that bring in clients.
Most teams don't need more AI tools. They need systems that actually do the work - apps people use, workflows that remove busywork, and websites that bring in clients. That's what we build. Strategy and craft up front, then systems you can run without us in the room.
Application
Products people love and come back to
- UI/UX Design
- Product strategy
- Architecture
- Development
- AI product engineering
Case studies
Products we've launched
02
Plan
Get a clear plan before you commit
For bigger work, a Blueprint: what we build, what it costs, when it ships. For smaller website and automation jobs, we can often scope on the call.
- Scope
- Flat price
- Timeline
03
Build
Senior team, full visibility
One owner on our side. Weekly progress. Design and engineering without an account-manager relay between you and the build.
- Senior only
- Weekly updates
- Clear ownership
04
Launch
Go live - then stay close if you want
QA, handoff, and docs included. Launch is the start. Stay on for iterations and growth when you want a longer partner.
- QA & handoff
- Training
- Optional retainers
Client stories
What clients sayafter we ship
1000 users in first 3 months,20% conversion rate,2 official sponsors inside first 2 months.Clutch review
Dr. Vladimir Cvetkovic
Founder, ProSafeNet
ProSafeNet
Boban Miljkovic
CEO, Tap Group
“I'm not into apps, but we needed solution as we were constantly dealing with missing inventory and couldn't track who sold or bought what. The TapAPP Marko made solved it easily and our inventory management is at least 50% faster now.”
Radu Antohe
Founder, PublicLink
“Overall, the team has performed better than any other project I've worked on in the IT industry.”
Tania Espinoza
Founder & CEO, Global 8 Connect
“Communication was outstanding from day one. Despite the time zone difference they resolved doubts in less than 24 hours, and their strategic recommendations helped streamline our MVP launch.”
Stefanie Herbert
Co-founder, Relative Innovations
“Working with Marko has been an incredible experience from start to finish. He went above and beyond to bring our vision for our CRM platform to life not only executing what we asked for, but also offering valuable suggestions that improved the overall design and functionality.”
Stefan Petricevic
Founder, FacelessStar
“Weekly Loom updates helped me to always know where things stood without chasing anyone, also with Notion portal was a game changer - all decisions, files, tasks in one place. These guys have good processes”
Miloš Djordjevic
Founder & CEO, Stretch Well
“This platform lets us help the thousands of followers who couldn't access our stretching services before - with our own app. The whole process was cool, and the team solved all the technical challenges we worried about, especially around video security.”
Marko Savic
Founder, PetsPilots
“Eterna built our app for pet transport, and they were amazing from day 1, and have been our partner not only in development but also helping us what to build next. Highly recommend!”
Ksenija Jovanovic
Founder, Slikaj sa psima
“I was losing track of bookings and constantly dealing with confusion about who was coming when. The new system handles everything automatically - so no more papers and chaos around me. Big thanks to Eterna team for being there the whole process.”
Start here
Where are youstuck right now?
01
I have a product idea
Validate it, scope it, and ship a first version people can use - without burning months on the wrong build.
02
I want to migrate
Rescue messy no-code or AI-generated prototypes into something stable you own - or tighten what you already have.
03
I want to speed up
Automate the busywork in sales, ops, or client delivery - so your team stops living in inboxes and spreadsheets.
About us
Products youcan feel.
You talk to the people who ship. Small senior team. AI only where it holds up. Owned by you.
Marko and a small senior team. No junior bench, no account-manager relay. If we can't resource your project properly, we'll tell you upfront.
About us00
users in 3 months (ProSafeNet)
0%
faster inventory (Tap Group)
0
Clutch & Upwork
~0
weeks to a first live workflow
AI-NATIVE
Products we run
We only sell AI patterns we already operate in production on our own products.
In your product
Agents and workflows with eval, cost control, and failure modes designed in.
Delivery support
Research, scope drafts, and QA assist - so more budget lands in the product.
How we build
Real repos with Cursor and Claude on the critical path - senior review before anything ships.
