At Backsie Inc (Permanent)
Salary : €100.000 - €120.000
Expires at : 2026-01-26
Remote policy : Global remote
About the Role
We’re seeking a highly skilled CTO / Technical Co-Founder with deep expertise in LLM-based AI, multi-agent architectures, and human-AI interaction. You’ll own the technology vision and guide Backsie’s evolution from MVP to scalable platform as we prepare for venture financing in Q1 2026.
This is not a hands-off position — you’ll conduct a full technical audit, design the future architecture, expand the engineering team, and ensure that all AI systems are robust, low-latency, and emotionally intelligent. You’ll collaborate closely with the CEO (based in New York) and a distributed team across time zones.
Key Responsibilities

Lead overall AI and software architecture, ensuring scalability, resilience, and data integrity
Oversee development of LLM orchestration and guardrail agents for emotionally nuanced conversations
Build and manage the engineering team, CI / CD pipelines, and DevOps infrastructure
Develop RAG systems, custom datasets, and regression testing frameworks
Collaborate with product and research to align emotional intelligence with logical structure
Represent the technical vision to investors and partners

Main requirements

5 + years in AI, ML, or NLP engineering (including production-level LLM systems)
Experience with LangChain , OpenAI API , or comparable frameworks
Solid grasp of agentic design , API-centric architecture , data pipelines , and testing automation
Proven ability to lead technical teams in startups or fast-paced environments
Excellent communication skills and collaborative mindset

Nice to have

Prior startup or co-founder experience
Familiarity with mental-health, wellbeing, or CBT / DBT frameworks
Experience balancing safety / guardrail mechanisms and empathy in LLM products

Benefits & Perks
Compensation & Equity

Equity : 8 – 15 % (vesting over 48 months / 83b eligible)
Salary (post-funding) : up to $200 K USD (competitive with U.S. standards)
Early-stage stipend or consulting arrangement may be offered until fundraising closes

Why Join Us
You’ll be shaping the foundation of a product with the potential to redefine how people reflect, reason, and heal with AI. Backsie is early enough that your contributions will shape its DNA — from technical architecture to team culture — yet mature enough to have a clear path to funding and market.
We value emotional intelligence, technical depth, and long‑term commitment. If you’re ready to build something that truly matters, let’s talk
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