AI/ML Engineer

OneSeven Tech (OST); São Paulo; Híbrido; BRL 80.000 - 120.000; Tempo integral

Resumo da oferta

OneSeven Tech (OST) busca um AI/ML Engineer (Engenheiro de AI/ML) para arquitetar e implantar sistemas inteligentes usando tecnologias como LangChain e AWS. A vaga é híbrida e estará envolvida em projetos internos, engenharia de vendas e sprints de inovação. O candidato deve ter experiência prática com AI/ML e um histórico comprovado em desenvolvimento ágil e eficiente.

Serviços

Plano de PTO pago pela empresa

Ambiente internacional

Qualificações

• 4+ anos de experiência em desenvolvimento AI/ML com implementações em produção.
• Fluência em inglês e habilidades de comunicação para interação com clientes.
• Disponibilidade 9am-5pm EST.
• Mentalidade de execução rápida, capaz de implementar recursos completos em 1 semana.

Responsabilidades

• Construir e manter ferramentas internas de AI na OneSeven.
• Gerenciar a equipe de vendas com demonstrações técnicas e conceitos.
• Inovação rápida em tecnologias AI emergentes.
• Trabalhar com clientes para entregar soluções diretamente no local.

Conhecimentos

Desenvolvimento em AI/ML

Programação em Python

Programação em Node.js

Experiência em AWS

Orquestração de LangChain

Descrição da oferta de emprego

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Details

As an AI-First AI/ML Engineer, you'll be architecting and deploying intelligent systems that leverage cutting-edge AI technologies including LangChain orchestration, autonomous AI agents, and robust AWS cloud infrastructure. We are seeking expertise in modern AI/ML frameworks, agentic systems, and scalable backend development using Node.js and Python. Your AI-powered engineering approach will create sophisticated machine learning solutions that drive autonomous decision-making and solve complex business challenges at enterprise scale.

About You

You are an AI/ML specialist who has fully embraced AI-first development methodologies, using advanced AI tools (e.g., Copilot, ChatGPT, Claude, CodeLlama) to accelerate your machine learning workflows. You're equally comfortable building LangChain orchestration pipelines, deploying Hugging Face models, developing autonomous AI agents, and architecting scalable AWS backend systems using Node.js and Python. You move FAST - capable of shipping complete, production-ready features within 1 week cycles. You are a proactive person and a go-getter, willing to go the extra mile. You understand that modern AI engineering means creating intelligent systems that can reason, learn, and act autonomously while maintaining reliability and performance. You thrive using TDD methods, MLOps practices, and Agile methodologies while focusing on finding elegant solutions to complex AI challenges.

This is a hybrid role where you'll be spending your time across 4 core functions:

• Internal Projects (25%) - Building and maintaining OneSeven's internal AI tools and platforms
• Sales Engineering (25%) - Supporting sales team with technical demos, proof-of-concepts, and client presentations
• AI-First Engineering and Innovation Sprints (25%) - Rapid prototyping and innovation on cutting-edge AI technologies
• Forward Deployed Engineering (25%) - Working directly with clients on-site or embedded in their teams to deliver solutions
  
  

Qualifications

Technical Requirements

Core AI/ML Skills

• 4+ years AI/ML development experience with production deployments
• Fluent English required - strong written and verbal communication skills for direct client interaction
• 9am-5pm EST availability with reliable workspace/internet - willing to work extra hours
• FAST execution mindset - must be able to ship complete features within 1 week
• Strong system architecture experience - designing scalable, distributed AI/ML systems
• Expert-level LangChain experience for AI orchestration and workflow management
• Hugging Face experience - transformers, model integration, and deployment
• Extensive AI Agent development with LangChain or Google Vertex AI
• Heavy AWS cloud experience, particularly with Bedrock, SageMaker, and AI/ML services
• Backend generalist comfortable with Node.js and Python for AI service development
• Agile methodologies experience, startup environment passion
• Independent problem-solver, team player willing to work extra hours
  
  

AI Agent & LangChain Expertise (Required)

• LangChain framework mastery for complex AI workflow orchestration
• Hugging Face integration - transformers, model deployment, and API integration
• AI Agent architecture design with LangChain or Google Vertex AI
• Prompt engineering and chain-of-thought optimization
• Vector databases and embedding systems (Pinecone, Pgvector, Chroma)
• RAG pipeline development and optimization
• LLM integration across multiple providers (OpenAI, Anthropic, AWS Bedrock, Hugging Face)
• Agentic system design with memory, planning, and execution capabilities
  
  

Backend & Cloud Infrastructure

• Heavy AWS Cloud services experience (Lambda, API Gateway, S3, RDS, SageMaker, Bedrock)
• System architecture design for high-scale, distributed AI/ML applications
• Microservices architecture and design patterns for AI systems at scale
• Node.js and Python backend development for AI service APIs
• RESTful API design and GraphQL for AI service integration
• Database design and management for AI data workflows
• Modern JavaScript/TypeScript and Python async programming
  
  

MLOps & Integration

• CI/CD pipelines and GitHub Actions for ML model deployment
• Model versioning, monitoring, and automated retraining workflows
• Container orchestration (Docker, Kubernetes) for AI services
• Performance optimization for high-throughput AI systems
• Modern authentication and secure API design for AI endpoints
• API security implementation (XSS, CSRF protection)
  
  

Bonus Qualifications

• Advanced Hugging Face experience (fine-tuning, custom models, optimization)
• Multi-modal AI experience (vision, audio, text processing)
• Advanced prompt engineering and fine-tuning experience
• DevOps and infrastructure as code (Terraform, CloudFormation)
• Database optimization for vector search and AI workloads
• Additional cloud platforms (Azure AI, Google Vertex AI)
• Knowledge graph integration and semantic reasoning
  
  

Project Deliverables

You'll be working on building a comprehensive AI-powered business intelligence system with autonomous agent capabilities. Key deliverables include:

Core AI Agent Platform

• Multi-agent orchestration system with LangChain workflow management
• Autonomous reasoning agents with tool integration and decision-making capabilities
• Intelligent document processing pipeline with advanced OCR and classification
• Real-time AI analysis dashboard with predictive insights and recommendations
  
  

Advanced AI Workflows

• RAG-powered knowledge synthesis with multi-source data integration
• Automated business process agents with approval workflows and notifications
• AI-driven anomaly detection with proactive alerting and response systems
• Intelligent API orchestration with dynamic routing and load balancing
• Comprehensive agent performance monitoring with usage analytics and optimization insights
  
  

Integration & Deployment Systems

• Scalable AWS backend infrastructure with auto-scaling AI services
• Production MLOps pipeline with automated model deployment and monitoring
• Multi-tenant AI service architecture with usage tracking and billing integration
• Real-time AI API gateway with rate limiting and authentication
  
  

Benefits/Compensation

• Fully Remote, Contract-based with U.S. company
• $4,000/mo - $8,000/mo depending on experience and project duration
• Company-paid PTO plan, 9am-5pm EST, international team of 15+
  
  

To Apply

• SEND YOUR RESUME IN ENGLISH, please.
• Include the URL of your LinkedIn profile.
• Include Website references, GitHub repositories, and any other online references that would highlight your prior work for the qualifications described in this role.
  
  

️ AUTOMATIC DISQUALIFICATION: You will be automatically disqualified if your resume is not in English or you don't include your LinkedIn profile URL.

About OneSeven Tech

OneSeven Tech is a premier digital product studio serving both high-growth startups and established enterprises. We've partnered with startup clients who have collectively raised over $100M in Venture Capital, while our enterprise portfolio includes 2000+ person hospitality groups and publicly traded NASDAQ companies.

Our passion lies in crafting exceptional AI-powered digital products that drive real business success. Joining OneSeven means working alongside a skillful team of consultants where you'll sharpen your AI/ML expertise, expand your capabilities, and contribute to cutting-edge solutions for industry-leading clients.

OST's headquarters is in Miami, Florida, but our employees work remotely worldwide. Our 3 main locations are Miami, Mexico City, Mexico, and Buenos Aires, Argentina.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

• Industries

  Software Development

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