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EfficientWeb

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From Custom web and mobile to AI-first apps

We take ownership of what you entrust us to build. From Custom Web and Mobile applications, Enterprise-grade WordPress to AI-first software, we provide solutions that grow with you.

  • Min project size
    $5,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    10 - 49
  • Locations
    Rzeszów, Poland
  • Year founded
    Founded 2020
  • Languages
  • Timezones

Overview by:

Reviewer avatar
Marcin Kasprzyk
CTO About the Team

2 Languages that we service

  • English
  • Polish

1 Timezone that we service

CET
Central European Time (CET)

1 Locations

  • Rzeszów , Poland

Service Lines
Custom Software Development
50%
Web Development
30%
AI Development
20%
Select Focus Area
AI Expertise
AI Recommendation Systems
50%
Chatbots & Conversational AI
50%
Application Platforms
Other app platform
100%
AI Technologies & Models
Anthropic
50%
Open AI GPT-3
50%
CMS Focus
WordPress CMS
100%
Frameworks and CMS
Laravel
50%
React
30%
Django
10%
Symfony
10%
Programming & Scripting
JavaScript
40%
PHP
40%
Python
20%
Industries
eCommerce
50%
Manufacturing
15%
Medical
15%
Financial services
10%
Real estate
10%
Clients
Midmarket ($10M - $1B)
80%
Small Business (<$10M)
20%

Pricing Snapshot

Min. project size $5,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 5 /5

Most Common Project Size

< $10,000 based on 1 review
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000
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EfficientWeb Reviews

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Website Design & Dev for Mortgage Advising Company

  • Business Consulting IT Strategy Consulting Marketing Strategy UX/UI Design Web Design Web Development
  • UX Strategy
  • Less than $10,000
  • June 2022 - Mar. 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They helped me fix my plan and provided the necessary solutions to build the project from scratch."

Jun 14, 2023
Owner, iHipoteczny
Marcin Babiarz
Verified
  • Financial services
  • Warsaw, Poland
  • 1-10 Employees
  • Online Review
  • Verified

EfficientWeb designed and developed a website for a mortgage advising company. The team was responsible for UI/UX design; they created and implemented the process of traffic acquisition and user flow.

Showing 1-1 of 1 Reviews

Our Story

We don’t just ship code. We build with care, ask the hard questions, and stay accountable for the outcome.

We’re a boutique team of engineers, consultants, and long-term partners. Every project we take on is treated like it’s our own: designed with clarity, built with discipline, and shaped by a genuine interest in how things work – and how they’ll hold up over time.

Whether it’s an enterprise-grade WordPress platform, a custom ecommerce system, or an AI-native app, our approach stays the same.

Meet the Team

Andrzej Martens

Andrzej MartensCEO & Co-Founder

Co-founded EfficientWeb in 2015 and grew it from two people to a boutique software house. MBA from Beirut, background in e-commerce and consulting. Leads sales, partnerships, strategy - tech through the lens of business, not the other way around.

Radosław Skotnicki

Radosław SkotnickiFront-End Developer

Detail-driven frontend developer with a genuine feel for design and how things feel in the browser. I specialize in WordPress custom development and work across the stack - from PHP to Astro.js and Vue. Beyond development, I help map business process

Marcin Kasprzyk

Marcin KasprzykCTO

Software engineer since 2011, from developer to technical leader across industries. I translate business problems into effective solutions via backend-focused full-stack development (PHP, Laravel, Node.js), cloud, DevOps, and AI-assisted workflows.

What Sets Us Apart

Ownership

We take pride in what we build – and responsibility for how it performs. That means sweating the details, not just hitting deadlines. Thinking ahead, not just ticking boxes. And making sure your system works not only today, but a year (or three) from now – even if someone else takes it over.

Flexibility

You work directly with the people building your product, so decisions happen quickly and without layers of bureaucracy. Short onboarding keeps things moving fast, flexible billing models fit your situation, and short termination periods mean no heavy commitments.

Integrity

We tell the truth – even when it’s inconvenient. If something’s going well, you’ll know. If it’s not, you’ll know that too. We don’t hide behind roles or hide mistakes. We take responsibility, learn, and fix. That’s how trust is built – and how real collaboration works.

Quick Facts

6 years in business

Clutch verification provides an additional layer of data to help you make the right purchasing decision of business services.

Learn More
Verified Client Reviews
1
Overall Review Rating
5
Source
Clutch
Last Updated
June 22, 2026

Business Entity

Business Entity Name Efficientweb Sp. z o.o.
Source Poland Central Statistical Office
Jurisdiction of Formation Poland
Date of Formation September 4, 2020
Status Active
Last Updated May 28, 2026
ID 0000857597

Credit Report Results

International Credit Risk Assessment Low Risk
Source Creditsafe
Last Updated May 28, 2026
Learn More About The Clutch Verification Process

Locations (1)

Krakowska 18D Rzeszów, Poland 35-111

10 - 15

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