AC — Software & AI development
Custom software and AI systems, built for your business
AI systems and AI agents, web and mobile apps, business systems, SaaS and MVPs, and ERP integrations.
We take projects end to end, from specification and architecture to development, launch and continued development. AC is founded and led by software architect Adir Cohen.
- Experience
- 10+Years of founder's experience building production systems
- Platform
- 60+Businesses running on a B2B platform built by our founder
- Industries
- 6B2B commerce, medical, HR-tech, hospitality, travel, defense
- ERP
- Priority · SAP Business OneIntegration specialty
01Services
Any kind of software your business needs
From a focused internal tool to an AI-driven platform: one partner for specification, architecture, development and launch.
- 01
AI systems & LLM integration
AI and large language models integrated into your business systems, document and data processing, and AI automation, up to platforms that can be operated through AI.
- 02
AI agents & chatbots
Chatbots that answer from your own business data, and AI agents that take actions in your systems, with permissions, review and an audit trail.
- 03
Custom software & business systems
Management systems, CRM, information systems and internal tools built around how your business works, replacing spreadsheets and manual work.
- 04
Web, mobile, SaaS & MVPs
Web applications, customer portals and mobile apps, multi-tenant SaaS platforms and focused startup MVPs on React, Angular, Node.js and Python.
- 05
ERP & system integrations
Reliable integrations with Priority, SAP Business One and other ERP systems and APIs, keeping the whole business in sync.
- 06
B2B & real-time platforms
B2B ordering and e-commerce platforms, and live map-based monitoring systems that turn events into a clear picture.
02Selected work
Selected work
A glimpse of web platforms and mobile apps built by our founder.
03Founder
Founded and led by Adir Cohen

Adir Cohen
Founder & Lead Software Architect
Senior full-stack developer and software architect with 10+ years of experience. Co-founder of Onebtn (since 2016), where he leads a multi-tenant B2B platform serving 60+ businesses. Founded AC in 2023 to build end-to-end systems for businesses in medical, HR-tech, hospitality, travel and more.
2016 — Present
Co-Founder & Software Architect
Onebtn (OneButton)
Co-founded the company and lead the architecture of its multi-tenant B2B platform, serving 60+ businesses. It covers the full B2B ordering and e-commerce flow and can be operated entirely through AI, from business processes and workflows to interfaces and integrations. Deep ERP integrations with Priority, SAP Business One, Comax, H-ERP and others.
2023 — Present
Founder & Lead Architect
AC
End-to-end systems for clients in medical, HR-tech, hospitality and travel. In medical: monitoring and control modules for tests and processes, machine integrations, and test-inventory and patient management. In HR-tech: an AI-driven hiring platform.
2020 — 2023
Real-Time Monitoring & Control System
Freelance · Defense sector
A real-time, map-based monitoring and control system: live events on an interactive GIS map, with an event timeline.
04Industries
Where our systems run
- 01B2B commerce
- 02Medical
- 03HR-tech
- 04Hospitality
- 05Travel
- 06Defense
05Tech stack
Modern, proven tools
- AI
- LLMsAI agentsChatbotsSemantic search
- Frontend & mobile
- ReactAngularTypeScriptMobile apps
- Backend
- Node.jsPythonFastAPIDjangoC#
- Data & real-time
- MongoDBPostgreSQLSQLRabbitMQWebSockets
- ERP
- PrioritySAP Business OneComaxH-ERP
- Maps & DevOps
- ArcGISDockerGitHub Actions
06Articles
Notes on building software that runs businesses
07Contact
Let's talk about your project.
Tell us what you need to build. We'll get back to you with questions and a clear next step.
Givat Ze'ev, Israel · Working remotely across Israel