Full-Stack Engineer - AI Security Products (Full time, Europe/Asia)
Role Overview
As a Full-Stack Engineer at Quantstamp, you will prototype, design, and develop AI-driven security products, collaborating closely with AI researchers and security engineers. This senior role requires you to work across the tech stack, building applications from web interfaces to backend services, making a significant impact on software safety and intelligence.
Perks & Benefits
The position offers a competitive salary with performance bonuses and token grants, along with 100% remote flexibility and generous paid time off, including parental leave. You will have the opportunity to work from anywhere, participate in all-expenses-paid team retreats, and enjoy a culture that values continuous learning and a detail-oriented mindset.
Full Job Description
Quantstamp is building next-generation security products that combine AI reasoning, automation, and human expertise. We’re looking for a Full-Stack Engineer to join us on the product side — someone who can move fast, think like a builder, and help turn ideas into real tools that make software systems safer and smarter.
You’ll be working across the stack to prototype, design, and deliver AI-driven products, from web apps to internal tools in close collaboration with AI researchers, auditors, and security engineers. This role is perfect for an engineer with a startup mindset who enjoys wearing multiple hats and thrives in fast-moving environments.
Candidate Profile
Background in Computer Science or related field
5+ years of full-stack development experience building high-performance, large-scale applications using technologies such as NextJS, React, Electron and Python
Possesses a deep understanding and independent perspectives on AI agents and LLMs.
Experience building LLM applications using AI/ML frameworks and libraries (e.g., LangChain, OpenAI SDK).
Develop backend services and APIs using Python, Node.js, and TypeScript.
Design and implement intuitive, responsive front-end web interfaces using React and Next.js.
Familiarity with blockchain and smart contract environments, including libraries such as wagmi.js and ethers.js, and experience interacting with smart contracts.
Comfortable with CI/CD pipelines, monitoring, and cloud platforms like AWS and Heroku
Experience with SQL/Postgres
Detail-oriented mindset, willingness to learn, and quality-driven personality
Fluent English communication, both written and spoken
Partial overlap, at least 4 hours per workday, with SGT.
Nice to Have
1+ years experience in creating DeFi applications
Experience in cybersecurity and whitebox auditing
Fluent mandarin communication, both written and spoken
Compensation & Perks
A competitive salary that matches your experience, plus performance bonuses and token grants
Work from anywhere, 100% remote, and flexible working hours
Generous paid time off, including maternity/paternity leave
Retirement/pension plan
Free gym membership, or any virtual alternative of your choice
Rent your own desk in a co-working space or work from anywhere at any time.
Join all-expenses-paid retreats in exotic/exclusive locations with the team
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