# Apptension

> Senior-only AI and SaaS engineering

- Canonical listing: https://agencysource.com/agencies/apptension
- Location: Poznań, Poland
- Categories: [Web Development](https://agencysource.com/categories/web-development), [AI & LLM Development](https://agencysource.com/categories/ai-development), [AI Agents & Automation](https://agencysource.com/categories/ai-agents-automation), [AI Consulting & Strategy](https://agencysource.com/categories/ai-consulting), [Custom Software Development](https://agencysource.com/categories/custom-software-development), [Mobile App Development](https://agencysource.com/categories/mobile-app-development)
- Services: AI Agents, Generative AI, Mobile App Development, AI Development, Web Development, AI Consulting, Custom Software Development
- Industries: Business services, eCommerce, Information technology, Arts, entertainment & music, Consumer products & services, Financial services, Legal Cannabis, Media
- Team size: 50 - 249
- Hourly rate: $50 - $99 / hr
- Minimum project: $25,000+
- Founded: 2012
- Website: https://apptension.com
- Listing: Not yet claimed
- Agency Source rating: no Agency Source reviews yet

## About

Apptension is a senior-only AI and SaaS engineering company. We take RAG, agents, voice AI, and multi-tenant SaaS from prototype to production, then hand over the code, evaluation harness, and guardrails your team needs to operate them.

Multi-agent generative AI systems and RAG. Agentic SDLC, retrieval pipelines, agent workflows, evaluation harnesses with golden sets and regression gates, PII detection and redaction, and structured inference traces built for audit.Founded in 2012 in Poznań (Poland). 360+ projects delivered. No juniors on client work.

Best fit: CTOs and product leaders who need an AI or SaaS system to pass security review and reach production without hiring an internal team first. Series A/B startups through NASDAQ-listed companies, in SaaS, fintech, healthcare, aviation, marina, energy, and retail.

Our open-source SaaS Boilerplate (React, Django, AWS) has ~2,970 GitHub stars and 420 forks. https://github.com/apptension/saas-boilerplate

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