Senior FullStack and LLM Agent Engineer
il y a 2 semaines
Mission:
At Yelda, we put AI at the service of humans
. Our intelligent voice agents help users get fast, accurate answers while freeing human agents to focus on meaningful support. We're looking for a senior engineer to
improve and scale our voice bots platform
, integrate new
STT, TTS, and LLM models
, optimize performance, and enhance the conversation experience for millions of users (
500K+ conversations last month
).
Tech Stack:
- Backend:
(Hapi or NestJS + TypeScript),
MongoDB
,
Redis
,
GraphQL - Frontend:
- Tools: Jest
,
LangChain
,
GitHub Copilot
,
CleverCloud - Focus: LLM, RAG, STT/TTS, performance, monitoring, observability
What You'll Do:
- Design and implement new features with the CEO and tech team
- Enhance voice agent experience with the latest LLM, RAG, ML, STT, and TTS technologies
- Optimize platform architecture for performance, scalability, and maintainability
- Integrate external and client APIs
- Write and maintain tests and technical documentation
- Stay up to date with AI and web technologies and share insights with the team
Why Join Us:
- Be a
foundational member
of a mission-driven startup - Work with a
diverse, international team - Influence product roadmap and technical decisions
- Equity in an early-stage startup + perks (Station F campus, La Felicità , health insurance, meal vouchers)
- Strong tech culture: conferences, meetups, and community involvement encouraged
Preferred Experience:
- Strong
, MongoDB
, and
LLM
skills; experience with RAG a plus - Passion for conversational AI, NLP, and automation
- Curious, proactive, and capable of owning features end-to-end
Recruitment:
- Intro call with CTO
- Call with CEO
- Technical exercise on profile
- Team call for culture & tech fit
- Final meeting in Paris (if local)
We value diversity:
We encourage women and underrepresented candidates to apply, even if you don't meet 100% of the criteria.
-
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