Talent Job Seeker
AI Engineer (LLM & LangChain)
- directions_car San Francisco
- work Full-time
About the position
Client: Instantly.ai — a fast-growing SaaS startup in AI-powered outbound automation (35,000+ B2B users worldwide).
Location: Remote (preferably Europe)
Engagement: Full-time
Language: English (working proficiency required)
About the product
Instantly SuperSearch is an AI-driven engine for lead discovery and enrichment. The team is now looking for a hands-on AI Engineer to own and evolve the AI infrastructure behind the product — from multi-agent architectures to LLM-based workflows using LangGraph and LangChain.
This is a strategic role with real ownership, ideal for someone who enjoys building fast, experimenting with cutting-edge tools, and working at the core of a modern AI product.
Key Requirements:
Experience building AI-powered features in real-world applications (MVPs or production);
Strong expertise in prompt engineering and working with LLMs in production;
Fluency in Python and JavaScript (Node.js + React.js);
Hands-on experience with OpenAI, Claude, or other LLM APIs;
Proficiency in LangChain and/or LangGraph: agents, chains, memory, tools, workflows;
Startup mindset — autonomous, fast-moving, and impact-driven;
Product thinking — understands business implications of tech decisions.
Nice to have:
Experience or strong interest in outbound/email automation, sales tech, or lead generation;
Understanding of semantic search, embeddings, agent orchestration, and RAG pipelines.
Responsibilities:
Build and optimize AI-powered features inside the core platform;
Design and refine LangGraph workflows and multi-agent architectures;
Experiment with the latest tools, models, and agent frameworks;
Collaborate with backend and frontend engineers to deliver seamless integrations;
Contribute to product ideation, iteration, and roadmap development;
Take ownership of performance, scalability, and maintainability of AI components.
What the company offers:
Opportunity to work with a high-impact AI product used by 35K+ B2B companies;
Full ownership of mission-critical AI workflows and architecture;
Rapid iteration cycles, minimal bureaucracy, and freedom to experiment;
Competitive compensation (base + potential equity);
Remote-first team, async-friendly culture, flexible hours;
Growth opportunities within a global SaaS company.
Hiring process:
30-minute screening call with our technical recruiter (agency);
Short take-home challenge (~1 hour);
Interview with Instantly’s AI & Automation Team Lead;
Live coding and technical deep-dive;
Final cultural/values interview with the leadership team.
Place of work
San Francisco
app.general.countries.United States
About the company
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- Oakland
- Berkeley
- Richmond
- Daly City
- Chinatown
- Alameda
- South San Francisco
- Mission District
- San Bruno
Job ID: 9699629
/ Ref: 4135dc14b36d7278d7e0775d3655eaad