PhantomBuster is a web automation SaaS that allows businesses to grow faster. We enable thousands of companies to boost their growth by finding and connecting with their ideal customers seamlessly.
Founded in 2016, PhantomBuster developed a toolbox of over 120 flows (Phantoms) to help businesses scale their sales and marketing processes. We allow our users to automate finding and enriching data about their potential customers and leverage that data to connect with them.
We’re looking for experienced Full-Stack Engineers to join one of our product squads and help
accelerate the development of our next AI-driven products.
We’re looking for strong engineers who can contribute across the stack, participate in technical
and architectural discussions, and help the team move fast in a complex and evolving
environment.
You’ll work on product features, conversational systems, internal AI tooling and
architecture-related topics alongside a small, highly collaborative team.
This squad is responsible for building the AI orchestration layer powering our future products
and agents.
The team works on:
● autonomous agents,
● conversational workflows,
● LLM-driven automation systems,
● internal AI tooling,
● and the progressive replacement of legacy “phantoms” with intelligent agent-based
systems.
The squad also owns critical reliability and trust layers around AI systems: reasoning systems,
AI tools, evaluation frameworks and quality monitoring.
One of the team’s recent focuses has been making agents trustworthy enough to ship at scale
through evaluation pipelines and automated quality controls integrated into engineering
workflows.
This is a highly product-oriented and experimental environment where engineers contribute
directly to both implementation and technical direction.
● Build and ship product features end-to-end
● Work across frontend, backend, APIs, and databases
● Develop interfaces and workflows using TypeScript, Node
● Contribute to agentic system
● Participate in architecture and technical design discussions
● Provide technical feedback and help shape implementation decisions
● Collaborate closely with Product and Engineering teams
● Improve internal developer tooling and platform reliability
● Contribute to rapid product experimentation and iteration
● React / TypeScript
● Full-Stack product development
● APIs & backend services
● Databases and data modeling
● LangChain and Langfuse
● AI tooling and intelligent workflows
● 5+ years of software engineering experience
● Strong Full-Stack engineering skills: agentic AI, UX, nodeJS, TS (AWS as a plus)
● Comfortable working on backend systems and databases
● Strong problem-solving and communication skills
● Ability to contribute to technical and architectural discussions
● Product-oriented mindset with high ownership
● Comfortable operating in fast-moving environments
● Startup or product-company experience is a strong plus
● Interest in AI systems, tooling, or conversational interfaces is a plus
● Bordeaux full office based role
● Initial 6-month engagement
You quickly integrate into the squad, contribute to shipping product features, and help the team
progress on both implementation and technical decision-making.
You are pragmatic, collaborative, technically strong, and comfortable navigating evolving
product and architecture discussions.

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