Senior Blockchain System Architect

Phiture; Lisboa; Presencial; EUR 70 000 - 100 000; Tempo integral

Resumo da oferta

A leading technology firm in Lisbon is seeking a Senior System Architect to lead the technical architecture of an innovative blockchain-based AI infrastructure platform. The ideal candidate will have deep expertise in distributed systems, blockchain, and AI model execution. Responsibilities include ensuring system architecture, leading technical teams, and collaborating on complex system implementations. This role offers competitive compensation, flexible working hours, and opportunities for professional growth.

Serviços

Competitive compensation

Social package (24 working days of annual leave, 5 paid sick days)

Flexible working hours

Challenging projects in diverse business domains

Personal development and professional growth opportunities

Educational possibilities including corporate courses

Qualificações

• Production experience designing and implementing blockchain systems.
• Deep understanding of Byzantine Fault Tolerance and Tendermint.
• Experience architecting and deploying smart contract systems.
• Expert-level experience running AI workloads on Kubernetes.
• Strong proficiency in Go for blockchain and infrastructure development.
• Experience with CI/CD pipelines and automated testing.

Responsabilidades

• Design and evolve system architecture for a blockchain-based AI infrastructure platform.
• Define integration patterns between blockchain protocols and AI execution environments.
• Establish architectural standards and best practices across development teams.
• Lead technical decision-making for complex distributed systems challenges.
• Mentor team members on system design principles and architectural best practices.

Conhecimentos

Blockchain & Distributed Systems

AI/ML Infrastructure

Cloud & Infrastructure

Software Engineering

Soft Skills

Leadership & Collaboration

Ferramentas

Go

Python

Rust

AWS

GCP

Kubernetes

Terraform

Descrição da oferta de emprego

Overview

Senior System Architect to lead the technical architecture of an innovative blockchain-based AI infrastructure platform. This role requires deep expertise in distributed systems, blockchain architecture, and cloud infrastructure to design and implement scalable solutions that bridge blockchain technology with AI model execution.

Project Tech Stack

Programming Languages: Go, Python, Rust

AI & ML Frameworks: TensorFlow, PyTorch, ONNX

Blockchain Frameworks: Cosmos SDK, Tendermint, CosmWasm

Databases & Storage: PostgreSQL, IPFS, Redis

Infrastructure & Orchestration: Kubernetes, Docker, Terraform

Cloud & GPU Computing: AWS/GCP AI/ML services, Nvidia CUDA, TensorRT

Version Control: Git, GitHub

Requirements

• Blockchain & Distributed Systems:
  • Production Experience: Designing and implementing blockchain systems using frameworks like Cosmos SDK, Ethereum, or similar
  • Consensus Protocols: Deep understanding of Byzantine Fault Tolerance, Tendermint, or equivalent consensus mechanisms
  • Smart Contracts: Experience architecting and deploying smart contract systems and blockchain transaction flows
  • Cryptography: Knowledge of digital signatures, public key infrastructure, and blockchain security protocols
  • Distributed Architecture: Proven experience with distributed systems, eventual consistency, and fault tolerance patterns
• AI/ML Infrastructure:
  • Model Deployment: Production experience deploying, scaling, and managing AI/ML models in containerized environments
  • Model Serving: Experience with inference serving frameworks (TensorFlow Serving, TorchServe, ONNX Runtime, or similar)
  • Container Orchestration for AI: Expert-level experience running AI workloads on Kubernetes including GPU scheduling and resource management
  • Model Lifecycle Management: Experience with model versioning, A/B testing, rollback strategies, and monitoring model performance
  • AI Resource Management: Knowledge of GPU/TPU allocation, memory optimization, and compute resource scheduling for AI workloads
  • Data Pipeline Architecture: Experience designing ETL/ELT pipelines, data lakes, and storage systems for AI training and inference
• Cloud & Infrastructure:
  • Container Orchestration: Expert-level Kubernetes experience, including multi-cluster and hybrid cloud deployments
  • Cloud Platforms: Production experience with AWS, GCP, or Azure, including networking, compute, and storage services
  • Infrastructure as Code: Proficiency with Terraform, Helm, or similar infrastructure automation tools
  • Networking: Deep understanding of container networking, service meshes, ingress controllers, and cloud networking
  • Security: Experience implementing authentication systems, identity management, and secure communication protocols
• Software Engineering:
  • Programming Languages: Strong proficiency in Go for blockchain and infrastructure development
  • Secondary Languages: Working knowledge of Python, JavaScript/TypeScript for service integration and tooling
  • API Design: Experience designing RESTful APIs, GraphQL, and inter-service communication protocols
  • Database Systems: Knowledge of both SQL and NoSQL databases, distributed data storage patterns
  • DevOps: Experience with CI/CD pipelines, automated testing, and deployment automation
• Soft Skills:
  • Ability to work in a fast-paced environment
  • Strong communication and stakeholder alignment skills
  • Ability to explain complex architectural concepts clearly
  • Open to feedback, collaborative, proactive
• Technical Experience (Nice to have):
  • Knowledge of IPFS, decentralized storage systems, or content-addressable storage
  • Understanding of economic models, tokenomics, and blockchain-based resource allocation
  • Experience with WebAssembly (WASM) for blockchain runtime environments
  • Background in high-frequency trading systems, financial infrastructure, or marketplace platforms
• Leadership & Collaboration:
  • Track record of leading technical teams through complex system implementations
  • Experience with agile development methodologies and sprint-based delivery
  • Strong communication skills for explaining technical concepts to non-technical stakeholders
  • Experience with open-source development and community collaboration
  • Background in mentoring junior developers and establishing technical standards

Responsibilities

• Architecture & Technical Leadership: Design and evolve system architecture for a blockchain-based AI infrastructure platform
• Define integration patterns between blockchain protocols and AI execution environments
• Establish architectural standards, patterns, and best practices across development teams
• Lead technical decision-making for complex distributed systems challenges
• Collaborate with development teams to ensure the architectural vision is properly implemented

Additional Focus Areas

• Blockchain & Distributed Systems: Architect blockchain-based smart contract systems and transaction processing workflows
• Design consensus mechanisms, state management, and cross-chain communication protocols
• Implement cryptographic authentication and authorization systems
• Develop blockchain integration patterns for external systems and APIs
• Ensure security, scalability, and performance of distributed blockchain networks

AI/ML Infrastructure & Orchestration

• Design containerized AI model deployment and execution architectures
• Architect AI model registry, versioning, and distribution systems
• Implement resource management and auto-scaling for AI workloads
• Design inference serving architectures for high-throughput AI model execution
• Establish AI model security, access control, and usage monitoring systems
• Architect data pipelines and storage systems for AI training and inference

Cloud Infrastructure & Orchestration

• Design a multi-cloud and hybrid cloud architecture for distributed AI workloads
• Architect container orchestration and microservices deployment strategies
• Implement auto-scaling, load balancing, and resource management systems
• Design network topology, security policies, and inter-service communication
• Establish monitoring, logging, and observability across the distributed infrastructure

Team Leadership & Coordination

• Lead technical team of 5+ developers across blockchain, infrastructure, and application domains
• Coordinate architecture decisions across multiple technology stacks and development streams
• Mentor team members on system design principles and architectural best practices
• Drive technical roadmap planning and implementation, milestone delivery
• Facilitate cross-team collaboration and resolve technical integration challenges

We Offer

• Competitive compensation
• Social package (24 working days of annual leave, 5 paid sick days)
• Flexible working hours
• Challenging projects in diverse business domains and a variety of tech stacks
• Personal development and professional growth opportunities
• Work with talented, ambitious, and family-feel teams
• Educational possibilities: corporate courses, knowledge hubs, and in-house English classes
• Compensation for your professional certification and support for your learning activities
• Opportunity to choose the IT equipment you like
• Corporate social responsibility