AI Web3 Backend Engineer – AI Agent Economy

DcentraLab; United Kingdom; On-site; GBP 80,000 - 100,000; Full time

Job summary

A pioneering company in Web3 is looking for an AI Web3 Backend Engineer to design and build the marketplace of AI agents. This hybrid role requires expertise in DeFi protocols and backend engineering, with a focus on developing large-scale backend systems and smart contract engineering. Ideal candidates will have experience with complex agentic architectures and deployment infrastructures.

Benefits

Collaborative environment

Build foundational infrastructure

Remote-first culture

Qualifications

• Deep expertise in DeFi protocols and backend engineering.
• Familiarity with multi-agent systems and A2A protocols.
• Solid knowledge of deployment architectures for agent-based systems.

Responsibilities

• Architect and implement the AI Agent Marketplace backend.
• Build and maintain multi-agent workflows.
• Integrate MCP servers and A2A protocols.

Skills

Backend engineering expertise

DeFi protocols

Agentic architectures

Cryptography and verification systems

Tools

Docker

Kubernetes

Job description

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Hybrid

We are looking for aAI Web3 Backend Engineerwith deep expertise inDeFi protocols,backend engineering, andagentic architectures. You will play a pivotal role in designing and building themarketplace of AI agents, enabling them to collaborate, execute multi-agent workflows, and securely manage funds on-chain.This role requires someone who is as comfortabledeploying large-scale backend systemsas they are withsmart contract engineeringand thenext-gen agent-to-agent (A2A) protocolsthat power AI-native Web3 applications.Key Responsibilities

• Architect and implement theTraia.io AI Agent Marketplacebackend and deployment infrastructure.
• Build and maintainmulti-agent workflows: utility agents, solver agents, settlement agents, etc.
• IntegrateMCP servers, A2A protocols, and on-chain execution environments.
• ImplementDeFi trading strategiesthrough on-chain agent logic and Web3 integrations.
• Work withzk-systemsandTLS notarizationsto enable verifiable execution and trust guarantees.
• Collaborate with researchers, smart contract engineers, and AI experts to shapeAI-on-chain standards.
• Backend engineering expertise: strong experience in designing and deploying distributed systems.
• Agentic architectures: familiarity with multi-agent systems, MCP servers, A2A protocol, and autonomous workflow orchestration.
• Solid knowledge ofdeployment architecturesfor agent-based systems (Docker, Kubernetes, enclaves, secure containerization).
• Understanding ofcryptography and verification systems(zk proofs, TLSNotary, EIP-1271-style validation).
• Strong ability to reason aboutsecurity, decentralization, and performance tradeoffs.
• Bonus: familiarity withRAG pipelinesor AI-enhanced decision-making.

What We Offer

• The chance tobuild foundational infrastructurefor the AI x Web3 ecosystem.
• Work oncutting-edge multi-agent frameworksand verification systems.
• A highly collaborative environment of engineers, researchers, and builders pushing the frontier.
• Remote-first culture with flexible collaboration.

About DcentraLab

Since 2017, DcentraLab has been a pioneering force in Web3 and blockchain development. Expanding beyond its initial product, 2Key, DcentraLab has introduced innovative solutions such as Hord, ChainPort, TokensFarm, and DcentraLab Diligence, with a commitment to ongoing growth. Through a relentless pursuit of cutting-edge technologies, DcentraLab remains at the forefront, shaping the future of decentralized ecosystems and blockchain-based products.