Grow From Idea to Scale with Our Services

We are not just “another software development agency.”
With a strong product-centered mindset, we propel your startup to the next level, taking ideas from the drawing board to prototype, MVP, and, ultimately, IPO.

25+

projects delivered

$177M

total amount of money
raised by our clients

2

successful exits

3

in-house AI
products released

Give a Shape to Your Business Idea

If you’re serious about growing your concept into a meaningful product but still unsure which features and integrations you need, and you want a clickable Figma-based prototype to impress investors, Discovery Phase Services is your best next step.

If you want to test your business idea on the fly and know that showcasing 2–3 core features with a basic design is enough to validate it, Prototyping with Vibe Coding is the fastest way to get there.

What you get:
  • Wireframes
  • Feature list and user stories
  • Information data flow diagram
  • Architecture diagram
  • Clickable prototype
  • Tech stack definition
  • Project execution plan

Discovery Phase
Services

Kickstart your project with clarity and confidence. Receive a reliable execution plan, ensuring your product is market-ready before a single line of code is written.
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What you get:
  • Clickable prototype
  • ONE primary workflow
  • ONE Core Value Unit (CVU)
  • ONE user role
  • Basic integrations

Prototyping with Vibe Coding

Move forward at startup speed with the power of vibe coding. Turn your concept into a clickable prototype—fast, affordable, and always backed by senior engineers.
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Build an AI-Powered MVP

We love working with bold ideas and ambitious plans, helping founders turn them into a working Minimum Viable Product that meets real user needs in just 3 months, often even faster.

To make your product stand out and solve problems better than the competition, we tap into the full power of Gen AI Development, combining ready-made integrations with custom AI-powered features built specifically for your solution.
What you get:
  • Market-ready UX/UI design
  • Functional MVP
  • Landing page or website
  • Metrics and analytics

MVP Development
(within 3 months)

We unite proven startup experience with advanced technical skills to deliver a functional MVP. Your product will feature all prioritized functionality, be deployed to production, and ready for real users and investors.
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What you get:
  • Training preparation
  • Data testing for AI pipelines
  • AI integrations
  • Model fine-tuning
  • AI performance improvement
  • AI pipeline time and cost optimization

Generative AI Development Services

We blend the magic of AI with your unique requirements and data, building not just a trendy app but a genuine market disruptor tailored for your vision.
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Grow Your Product

Already have a product that’s proven its viability and market potential? Our flexible Team Augmentation Models give you access to top startup-savvy talent, so you can scale faster, ship more, and keep risk under control.

If you need deeper strategic technical oversight and want a battle‑tested development team that starts delivering from day one, CTO as a Service is a smart addition and the best next step for your product.

Team Augmentation

Hire a dedicated development team to cover product design, development, and maintenance “from A to Z.”
Senior
developer
Middle
developer
UX/UI
designer
QA
specialist
Product
manager
Engagement models available:
  • Dedicated teams
  • On-demand developers
  • Retainer model
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CTO as a Service

Hire developers with the required skills at an optimal quality-to-price ratio when and as many as you need.
CTO
CTO
Lead Developer
Lead
Developer
What you get:
  • Agile team management
  • End-to-end control and oversight of all development part
  • Code reviews and best practice implementation
  • Full project quality assurance
  • Communication with investors on technical topics
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Custom Software Development for Any Vision

Know exactly what kind of solution you need? Maybe a mobile app, marketplace, browser extension, or bot? We offer a full spectrum of development services to help you build your product from scratch, fully tailored to your startup’s business goals and needs.

Paul Fallon

Paul Fallon

Founder & CEO at Impromptu Limited
"As a non-technical founder, I found the perfect tech partner in Upsilon. Their team delivered an exceptional MVP on time and within budget, exceeding all expectations from initial concept to the final solution."

ambitious Products Deserve Best Technologies

Most successful products built at Upsilon run Python (Django, FastAPI) or NodeJS on the back-end and React or React Native on the front-end. This combination proved to be great for building fast and scalable applications. But we are not limited to these technologies. Our tech stack includes:

Back-end developers

Upsilon Python
Python
Upsilon Django
Django
Upsilon Node JS
Node JS
Upsilon FastAPI
FastAPI

Front-end developers

Upsilon React
React
Upsilon Next JS
Next JS
Upsilon Gatsby
Gatsby

Mobile app developers

Upsilon React
React Native
Upsilon Expo
Expo

Vibe Coding

Lovable
Lovable
Bolt
Bolt
Cursor
Cursor
Replit
Replit

Generative AI

GPT
Gemini
Gemini
Claude
Claude
Llama
Llama
DALL-E
Stable Diffusion
Stable Diffusion
PaLM
PaLM
Mistral AI
Mistral AI
LlamaIndex
LlamaIndex
Langchain
Langchain
Vercel AI
Vercel AI

DevOps engineers

AWS
Upsilon GitLb
GitLab
Upsilon Kubernetes
Kubernetes
Upsilon GitHub
GitHub
Upsilon Docker
Docker
Jenkins

Machine Learning

Upsilon TensorFlow
TensorFlow
NLTK
Upsilon Deep Pavlov
DeepPavlov
Scikit learn
Upsilon Keras
Keras
Upsilon Gensim
Gensim
Upsilon Faiss
Faiss
Upsilon SciPy
SciPy
Upsilon PyTorch
PyTorch
Upsilon spaCy
SpaCy
Upsilon XGBoost
XGBoost
Upsilon SimPy
SimPy