Your digital product.
Our engineering.
We turn your ideas into applications that generate revenue. From concept validation to product scaling, we deliver software that drives real results.
CSRG S.A.
lawyeah.pl
CSRG S.A.lawyeah.plComprehensive technology solutions for ambitious companies
Web applications
Modern web applications, SaaS platforms, and e-commerce systems.
- SaaS platforms
- E-commerce
- Corporate portals
Mobile applications
Native and cross-platform apps for iOS and Android.
- Cross-platform (Flutter / React Native)
- Native iOS (Swift / SwiftUI)
- Native Android (Kotlin)
Custom software
ERP, CRM systems, process automation, and integrations.
- ERP / CRM systems
- Process automation
- System integrations & API
Artificial intelligence
AI chatbots, automation, data analysis, and machine learning.
- Chatbots & AI assistants
- Process automation (ML)
- Predictive analytics
In-depth areas of our expertise
MVP for startups
Idea validation and product launch in 4-8 weeks.
ERP and CRM systems
Custom systems for managing the company and customer relationships.
API integrations and automation
Connecting business systems into a coherent ecosystem via APIs and webhooks.
AI chatbots for business
Intelligent AI assistants serving customers 24/7 in multiple languages.
AI for business
ML and AI automation deployments delivering measurable ROI for businesses.
ByteWave by the numbers
Concrete numbers we stand by. No marketing fluff.
We work with companies at every stage of growth
From founders validating an idea, through mid-sized companies modernizing processes, to public institutions delivering EU-funded projects.
Startups and founders
We help validate the product idea, build an MVP in 4-8 weeks and collect first user data. Pragmatic approach, 100% code ownership, no vendor lock-in. Ideal for seed/pre-seed startups without an in-house CTO.
Small and medium businesses
We deploy custom ERP/CRM systems, API integrations, process automations, e-invoicing, AI chatbots. We replace 5-10 separate tools (Excel, accounting, marketplaces) with one coherent ecosystem. Real ROI in 6-12 months.
E-commerce mid-market
We specialize in WooCommerce stores: marketplace integrations, courier services, payment gateways, e-invoicing, order automation. Author of the KSeF plugin for WooCommerce with native Polish e-invoicing support.
Public institutions and NGOs
We deliver EU co-funded projects: Interreg, recovery funds, regional grants. Experience with WCAG 2.1 compliance, EU requirements, project documentation. Portfolio: Kudowa-Zdrój (Interreg cycling map), CIC Gorzów, KDK, M15 Sopot.
Projects that speak for themselves
Spirits Treasure
International premium spirits marketplace with live auctions and buyer/seller panels.
Platform serves users from multiple countries
Real-time auction system
Live chat plus email and SMS notifications
Admin panel with full analytics
CSRG Bytom
Website, Public Information Bulletin (BIP) and a restricted rescuers zone for the Central Mine Rescue Station. WCAG 2.1 AA with audit, cybersecurity audit, 2FA login.
Janów Podlaski Stud: tickets
A dedicated online ticket sales system with QR e-tickets and a mobile entry-control app for the world-renowned Arabian horse stud (Pride of Poland auction). PL, EU and GCC payments, Arabic RTL support.
Lawyeah
Our own legal-tech platform with an AI virtual lawyer, court ruling search, document generator and analysis, knowledge base and profiles for law firms. Freemium model.
M15 Catering: booking module
Dedicated catering module for M15 Sopot: wedding, corporate event and family event configurator with real-time price calculator, Paynow integration, availability calendar and full GDPR.
M15 Sopot
Multilingual restaurant and sauna website in Sopot with online store, EU-funded.
Cycling Trails Kudowa-Zdroj
Interactive map of Polish-Czech cycling trails with CMS and points of interest, Interreg-funded.
What our clients say
“BYTEWAVE demonstrated great professionalism, flexibility, and an excellent understanding of the project's vision. The work was delivered on time, with attention to detail and user experience.”
“The cooperation was very smooth and professional. The contractor demonstrated excellent knowledge of the industry, punctuality and flexibility at every stage of the project. Particularly noteworthy are the fast communication and expert technical advice.”
“The order was completed duly, on time and with the utmost care. Special credit goes to the team's professionalism, smooth communication and flexibility, thanks to which functional changes were implemented on an ongoing basis, even during live events.”
“The BYTEWAVE team showed great professionalism, timeliness, and flexibility in responding to project needs. The final result fully met our expectations, both functionally and visually.”
Frequently asked questions
MVP from 7,000 EUR, mid-sized web app 18,000-45,000 EUR, large enterprise platforms 70,000+ EUR. Each project quoted individually after a free Discovery Workshop (1-2 sessions).
Web MVP 6-8 weeks, mobile MVP 8-10 weeks, mid-sized project 4-6 months, large ERP/CRM systems 9-18 months. We work in 2-week sprints: you see a working version every 2 weeks.
Yes, it's one of our specialties. We deliver MVPs in 4-8 weeks with focus on Lean Startup validation. Scalable stack (Next.js, Astro, Flutter, AWS), 100% client code ownership from day one, no vendor lock-in.
Yes, ByteWave KSeF for WooCommerce (ksef-woocommerce.pl). Free version 0 EUR, Pro from 16 EUR/year. Automated e-invoicing for Polish National e-Invoice System, multi-company support, integrations with Polish accounting platforms.
ByteWave Sp. z o.o. is based in Gdansk, Poland (Tricity, Pomeranian region). We work with clients from Poland, Germany, Netherlands, Lithuania and Ukraine. Communication in 4 languages: Polish, English, German, Ukrainian.
Yes. We deploy AI chatbots with RAG, document automation (OCR + NLP), sales predictions, AI agents with company knowledge base. Stack: GPT-4, Claude, Gemini, open-source models. POC in 2-3 weeks, production in 4-8 weeks. GDPR compliant.
The client, from day one. GitHub repository, technical documentation, deploy instructions: everything belongs to you. No vendor lock-in. You can continue development with another contractor, in-house team or independently.
Free 30-minute online intro call, no commitments. We ask about business goals, budget range, deadlines, expectations. If we're a fit, we propose a Discovery Workshop (1-2 sessions) with process mapping, MVP scope definition and quote within 48h.