Deffina

We Define The Future
Tadeusza Czackiego 15/17, Warsaw, 00-043, Poland
https://deffina.com

Deffina Overview

Number of Employees
Under 49
Minimal Budget
$1,000 - $10,000
Average Hourly Rate
$60/hr
Year Founded
2024
Deffina is a technology-driven software development company helping startups, SMBs, and enterprises launch, scale, and evolve their digital products. We specialize in custom web development, Webflow design, and dedicated remote teams, combining technical precision with business thinking.

We've helped clients across Europe, the US, and beyond. Whether you need a sleek marketing site or a complex enterprise platform we deliver results that scale.
Lets build your next digital solution faster and better.

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Top Services
  • Web Development
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  • Product Design
AI Expertise
AI Expertise
  • AI Application Development
  • AI Automation
  • AI Consulting
  • Core AI
  • Generative AI
  • Industry AI
  • Machine Learning
  • NLP AI
Application Platforms
Application Platforms
  • Amazon
  • Azure Platform
  • Force
  • Google App Engine
  • Heroku
  • Linux server
  • Windows server
CMS Platforms
CMS Platforms
  • Concrete5 CMS
  • DNN CMS
  • Ektron CMS
  • Expression engine
  • Joomla Development
  • TYPO3
  • Umbraco
  • WordPress
Custom Frameworks
Custom Frameworks
  • .Net
  • Angular Development
  • Next.js
  • Node.js
  • React.JS
  • Ruby on Rails
  • Spring MVC
  • VueJS
Custom Languages
Custom Languages
  • C++
  • Front End Web Development
  • JavaScript Development
  • Kotlin
  • Python
  • SQL
  • Swift
  • Typescript
Digital Marketing Expertise
Digital Marketing Expertise
  • AI Content Creation
  • AI Digital Services
  • B2B
  • B2B Lead Generation
  • B2C
  • Copywriting
  • Marketing Strategy
  • Performance Marketing
Low Code Development Expertise
Low Code Development Expertise
  • Airslate
  • Appy Pie
  • Bryter
  • Bubble
  • Nutshell
  • WEM
  • Webflow
  • Xano
No Code Development Expertise
No Code Development Expertise
  • Creatio
  • Gramex
  • KISSFLOW
  • No Code Development
  • OutSystems
  • Salesforce Lightning
  • Skuid
  • Visual Lansa
PPC Expertise
PPC Expertise
  • Amazon
  • Baidu
  • Google Ads
  • Google Shopping
  • Spotify
  • White Label PPC
  • YouTube
SEO Expertise
SEO Expertise
  • Amazon SEO
  • B2B SEO
  • Local Optimization
  • SEO Consulting
  • SEO Outsourcing
  • Technical SEO
Site Builders
Site Builders
  • Godaddy
  • HosGgator
  • Hostinger
  • IONOS
  • Squarespace
  • Web.com
  • Wix Web Design
  • Zyro
Social Media Expertise
Social Media Expertise
  • AI Social Media Marketing
  • B2B Social Media Marketing
  • Facebook
  • Influencers
  • Instagram
  • LinkedIn
  • TikTok
  • Twitter
UI/UX Expertise
UI/UX Expertise
  • AI UI/UX Design
  • Dashboard Design
  • Interactive Design
  • Usability Testing
  • User Research
Web Design Expertise
Web Design Expertise
  • Responsive
  • Website Redesign
  • eCommerce
eCommerce Expertise
eCommerce Expertise
  • BigCommerce
  • IBM Ecommerce
  • Oracle Ecommerce
  • Shopify
  • Shopify Plus eCommerce
  • WooCommerce
  • eCommerce Consulting

Industries

  • Finance
  • Fintech
  • Consumer Goods
  • Retail

Client Types

  • Medium Businesses
  • Enterprise / Corporate

Deffina Portfolio

Deffina - Smart Tax Automation Platform
B2C Apps
Smart Tax Automation Platform
$5K - $20K
12 Months
2025
Deffina - Visa Application & Immigration Automation Platform
Banking Software Development
Visa Application & Immigration Automation Platform
$20K - $100K
6 Months
2025

Deffina Reviews


Reviews from Google Maps and DesignRush are available on this profile.
All reviews
  • All reviews
  • Google reviews
  • DesignRush reviews
I partnered with Deffina on a complex fintech project involving the development of a secure digital wallet and payment processing platform, and the experience exceeded all expectations. From the initial discovery phase to final deployment, their team demonstrated deep technical expertise, proactive communication, and a strong understanding of compliance requirements in the financial sector.The project was delivered on time, with excellent documentation and support. Highly recommended for any company looking for a serious and reliable tech partner, especially in the fintech space. "
Natallia Khadunai's Review Sourced from Google
Kind and professional people. Exact result is guaranteed if the technical request is correct and well detailed. Ty "
Serhii Bilytskykh's Review Sourced from Google
Great experience working with this IT company. Professional team, quick communication, and high-quality results. Highly recommend! "
Boriana Dzuba's Review Sourced from Google
We hired this team to develop a custom CRM platform tailored to our accounting firms needs, specifically for managing client data and automating invoice generation. The result exceeded our expectations: the system is intuitive, fast, and has greatly improved our internal efficiency. Communication throughout the project was professional and transparent, and deadlines were met consistently.We now save hours every week on administrative tasks, and our clients appreciate the clear, timely invoices. Highly recommended! "
Project Name: Tax Agent
Project Type:
Website Development
Company size:
Under 49
Industry:
Accounting

Deffina Team Bios

Technical director
Elias
Technical director
Elias lead the development and implementation of cutting-edge digital solutions, ensuring seamless integration between design, front-end, and back-end technologies. Elias oversee a diverse team of engineers and designers, managing complex projects across Webflow, React,
Executive Director
Sergio
Executive Director
Sergio is the Executive Director at Deffina, bringing strategic vision, leadership, and a deep understanding of the digital landscape to the company. With years of experience in tech and business development, he ensures seamless collaboration between design, development, and client needs. Under his
Head of Operations
Alex
Head of Operations
Alex is the Head of Operations at Deffina, responsible for ensuring that all internal processes run smoothly, efficiently, and at scale. He oversees project delivery, team coordination, client communication, and resource management across multiple time zones and tech stacks. With a strong background

Deffina Clients

Visa
Tax-Agent
Macys

Deffina Awards

Deffina AWS Partnership Award