AI & Automation

AI-Powered App Development

AI-powered app development for startups and SMBs building products where AI is a core feature, not a gimmick. Web and mobile apps with chat, search, recommendations, or generation built in — designed, engineered, and shipped to real users. We build the whole app, not just the model behind it.

What You Get

A Product You Can Ship

01

A real app, end to end

We deliver the full product — interface, backend, and AI — not just a model you still have to wrap in an app. You launch something users can actually use.

02

AI that feels good to use

We design the AI experience, not just the model call — loading states, streaming responses, error handling. The AI feels fast and trustworthy, not clunky.

03

From idea to launch in weeks

We ship a working AI app to first users in 6–12 weeks. You validate the product with real usage instead of guessing in a spec doc.

§ 03MEASURED OUTCOMES

Results that
speak for themselves.

Seven years of shipping. Every number below comes from real products in-market — no vanity metrics.

#012M+
Downloads of apps we shipped

Combined iOS + Android installs across our products.

#0280%
Long-term or returning clients

Clients work with us 4+ years or come back for more.

#0360%
Team with 5+ year tenure

A senior team built on retention, not churn.

#04$50M+
In investment attracted

Capital raised by startups using products we built.

FIG. 03 — RESULTS SUMMARY, 2019–2026SOURCE: INTERNAL · AGGREGATED ACROSS 40+ ENGAGEMENTS

Our Approach

How We Build AI-Powered Apps

An AI app lives or dies on the experience around the model. We design the product first, then engineer the AI to serve it.

Design the AI experience

We design how users interact with the AI — when it streams, how it shows uncertainty, what happens on a bad answer. The model is a component, not the product.

Full-stack delivery

Frontend, backend, AI, and infrastructure under one roof. No coordinating between a design shop, a dev shop, and an AI specialist who never talk.

Ship a usable slice early

We get a thin but real version into users' hands fast, then expand based on how they actually behave. Real usage beats a longer spec every time.

Engineer for the AI's failure modes

AI gives wrong answers sometimes. We design the app so a bad response is recoverable — edit, retry, or escalate — rather than a dead end for the user.

Selected Work

Projects We've Shipped

§ REVIEWSCLIENT FEEDBACK

What our Clients Say

Every review is real and verifiable — straight from Clutch, Upwork, and LinkedIn. Nothing cherry-picked.

★★★★★
The quality for price is really high.

Prosperity is always happy to share their knowledge.

RG
Remy Gasterich
OWNER · SUISSECO GMBH
VIEW →
★★★★★
It feels like they're part of the team, and they make good decisions without needing a lot of support.

I presented Illia with a problem, he helped me think through of a way to solve the problem and best of all: him and his team were able to actually implement it! He's got great entrepreneurial instincts.

AL
Andre Laboy
OWNER · SCRIPTED LABS LLC
VIEW →
★★★★★
I think what sets them apart is the range of skills they bring to a project, as well as their level of knowledge.
DL
Derry Lozano-Hoyland
PRODUCT OWNER · CUBITTS
VIEW →
★★★★★
From start to finish, the entire experience was nothing short of exceptional.

The team at Prosperity was super fast to respond to all our queries and requests. Their commitment to quality was evident in their extensive testing, ensuring a smooth and seamless integration of SSO into our apps.

JM
John McCann
HEAD OF PRODUCT · COMPLYFLOW
VIEW →
★★★★★
The project was an enjoyable and positive experience.

I like the personal touch they have. They offer good bang for the buck.

FW
Filip Witek
INSIGHT MANAGER · CUBITTS
VIEW →
★★★★★
When I ask Prosperity to do something that doesn't make sense, they suggest alternatives that work better.
KP
Ketan Patel
OWNER · MINT INSPECT
VIEW →
★★★★★
They were honest, direct easy to communicate, had great quality and excellent value.

The build quality was very good overall and bugs were fixed quickly.

GJ
Greg Jarrett
FOUNDER · LOOPS REWARDS
VIEW →
★★★★★
I'm really happy I chose to work with Illia to develop a face measurement taking iOS application.

He has been very communicative, got the work done on time, delivered a quality application, and was able to solve some technical challenges related to determining landmark points on ARKit-derived 3D model.

FM
Verified Upwork Client
CLIENT · ARKIT FACIAL MEASUREMENT APP
★★★★★
It was such a pleasure to work with Illia for the development of our App.

He is super experienced and has excellent work ethics. Illia delivered our project on time and never missed any milestones along the way. He is our number 1 developer to go to for any technical knowhow.

CA
Verified Upwork Client
CLIENT · CAMERA APP
★★★★★
Prosperity is an amazing team and provide excellent work.

I am looking forward to working with them again in the future. Total class act and very professional, plus excellent code.

CP
Verified Upwork Client
FOUNDER · CRUISE PLATFORM
★★★★★
Illia was fantastic to work with.

Understood requirements well, worked with me to brainstorm ways to achieve the functionality needed, tested and debugged, and delivered a crash-proof, pixel-perfect iPad application.

iP
Verified Upwork Client
CLIENT · IPAD ART INSTALLATION
★★★★★
Illia has done a really great job.

He's a strong communicator through and delivers high quality work. I can highly recommend him for future work. I will be hiring him again in future!

NA
Verified Upwork Client
CLIENT · NATIVE IOS APP
★★★★★
The team was a great help to us in this project!

The delivery and the workflow were very professional. The team went beyond the scope, they took more responsibility and provided us with the required expertise, although the project was complicated. We are happy to recommend this team!

AR
Verified Upwork Client
CLIENT · NFT APP WITH AR
★★★★★
Fast delivery, high code quality, and ability to communicate with the rest of the team.
PB
Verified Upwork Client
CLIENT · PYTHON BACKEND & REACT NATIVE APP
★★★★★
Illia and his team, delivered and completed the project on time.

They are highly professional, excellent communication skills and the entire project was completed smoothly without any issue along the way. We highly recommend them to anyone and have continued working with them on our ongoing projects and future work.

RF
Verified Upwork Client
CLIENT · REACT FRONTEND
★★★★★
The developer communicated well and delivered high-quality code, we already rehired him again.
RN
Verified Upwork Client
CLIENT · REACT NATIVE APP
★★★★★
Working with Prosperity has been a pleasure.

They will do everything possible make your project perfect.

iA
Verified Upwork Client
CLIENT · IOS APP
★★★★★
Illia helped us with frontend development in Swift.

His excellent technical skills are paired with very good communication skills, made it very easy for us to onboard him onto a running project and complete the work as planned.

SM
Verified Upwork Client
CLIENT · SWIFT MOBILE APP
★★★★★
We're impressed with their transparency and ability to solve very challenging technical problems.
EL
Emil Larsen
CTO · UTILIGIZE
VIEW →
★★★★★
The quality for price is really high.

Prosperity is always happy to share their knowledge.

RG
Remy Gasterich
OWNER · SUISSECO GMBH
VIEW →
★★★★★
It feels like they're part of the team, and they make good decisions without needing a lot of support.

I presented Illia with a problem, he helped me think through of a way to solve the problem and best of all: him and his team were able to actually implement it! He's got great entrepreneurial instincts.

AL
Andre Laboy
OWNER · SCRIPTED LABS LLC
VIEW →
★★★★★
I think what sets them apart is the range of skills they bring to a project, as well as their level of knowledge.
DL
Derry Lozano-Hoyland
PRODUCT OWNER · CUBITTS
VIEW →
★★★★★
From start to finish, the entire experience was nothing short of exceptional.

The team at Prosperity was super fast to respond to all our queries and requests. Their commitment to quality was evident in their extensive testing, ensuring a smooth and seamless integration of SSO into our apps.

JM
John McCann
HEAD OF PRODUCT · COMPLYFLOW
VIEW →
★★★★★
The project was an enjoyable and positive experience.

I like the personal touch they have. They offer good bang for the buck.

FW
Filip Witek
INSIGHT MANAGER · CUBITTS
VIEW →
★★★★★
When I ask Prosperity to do something that doesn't make sense, they suggest alternatives that work better.
KP
Ketan Patel
OWNER · MINT INSPECT
VIEW →
★★★★★
They were honest, direct easy to communicate, had great quality and excellent value.

The build quality was very good overall and bugs were fixed quickly.

GJ
Greg Jarrett
FOUNDER · LOOPS REWARDS
VIEW →
★★★★★
I'm really happy I chose to work with Illia to develop a face measurement taking iOS application.

He has been very communicative, got the work done on time, delivered a quality application, and was able to solve some technical challenges related to determining landmark points on ARKit-derived 3D model.

FM
Verified Upwork Client
CLIENT · ARKIT FACIAL MEASUREMENT APP
★★★★★
It was such a pleasure to work with Illia for the development of our App.

He is super experienced and has excellent work ethics. Illia delivered our project on time and never missed any milestones along the way. He is our number 1 developer to go to for any technical knowhow.

CA
Verified Upwork Client
CLIENT · CAMERA APP
★★★★★
Prosperity is an amazing team and provide excellent work.

I am looking forward to working with them again in the future. Total class act and very professional, plus excellent code.

CP
Verified Upwork Client
FOUNDER · CRUISE PLATFORM
★★★★★
Illia was fantastic to work with.

Understood requirements well, worked with me to brainstorm ways to achieve the functionality needed, tested and debugged, and delivered a crash-proof, pixel-perfect iPad application.

iP
Verified Upwork Client
CLIENT · IPAD ART INSTALLATION
★★★★★
Illia has done a really great job.

He's a strong communicator through and delivers high quality work. I can highly recommend him for future work. I will be hiring him again in future!

NA
Verified Upwork Client
CLIENT · NATIVE IOS APP
★★★★★
The team was a great help to us in this project!

The delivery and the workflow were very professional. The team went beyond the scope, they took more responsibility and provided us with the required expertise, although the project was complicated. We are happy to recommend this team!

AR
Verified Upwork Client
CLIENT · NFT APP WITH AR
★★★★★
Fast delivery, high code quality, and ability to communicate with the rest of the team.
PB
Verified Upwork Client
CLIENT · PYTHON BACKEND & REACT NATIVE APP
★★★★★
Illia and his team, delivered and completed the project on time.

They are highly professional, excellent communication skills and the entire project was completed smoothly without any issue along the way. We highly recommend them to anyone and have continued working with them on our ongoing projects and future work.

RF
Verified Upwork Client
CLIENT · REACT FRONTEND
★★★★★
The developer communicated well and delivered high-quality code, we already rehired him again.
RN
Verified Upwork Client
CLIENT · REACT NATIVE APP
★★★★★
Working with Prosperity has been a pleasure.

They will do everything possible make your project perfect.

iA
Verified Upwork Client
CLIENT · IOS APP
★★★★★
Illia helped us with frontend development in Swift.

His excellent technical skills are paired with very good communication skills, made it very easy for us to onboard him onto a running project and complete the work as planned.

SM
Verified Upwork Client
CLIENT · SWIFT MOBILE APP
★★★★★
We're impressed with their transparency and ability to solve very challenging technical problems.
EL
Emil Larsen
CTO · UTILIGIZE
VIEW →

Mobile Apps Across Every Vertical

Deep domain knowledge across core verticals — so you get a team that understands your market, not just your code.

How It Works

From Concept to Launched AI App

01

Product & AI Scoping

We define the app, the AI features, and the user flows. You get a clear scope, design direction, and cost model before any build.

02

Prototype the Core Loop

We build the central AI experience first and test it on real data. You get a working slice that proves the product is worth building.

03

Full Build

We build out the complete app — interface, backend, AI integration, and infrastructure. You get a production-ready product ready for users.

04

Launch & Iterate

We ship to your first users with analytics and monitoring in place. You get real usage data and a backlog driven by what users actually do.

Why Prosperity

Why Founders Choose Us for AI Apps

Lots of teams can call an AI API. Few can turn it into a product people want to use every day. That's the gap we fill.

Product and AI in one team

We handle design, engineering, and AI together. You don't have to stitch together three vendors and hope the AI fits the product they each imagined.

We've shipped to thousands of users

Our apps run in production with real daily users. We know what AI features feel like at scale, not just in a controlled demo.

Honest about AI as a feature

If your app doesn't actually need AI, we'll tell you. A bolted-on chatbot rarely helps — we build AI in only where it makes the product genuinely better.

Cost-aware product design

AI features can be expensive per user. We design the experience and architecture so your unit economics still work as you grow.

FAQ

Frequently Asked Questions

It's an app where AI is a core feature users interact with — chat assistants, semantic search, content generation, recommendations, or image and document analysis. The AI is woven into the product experience rather than running silently in the background. We build the whole app around that feature, including design, frontend, backend, and the AI itself.

§ 13 — Contact

Book a call.
Leave with a plan.

A direct line to the engineers who'll actually do the work. We'll map your problem to a scope and timeline in one short conversation.

Trusted & verified

Clutch★★★★★5.0 · 12 reviews
AgencyReviewVerified · Software Agencies