Brazil (Remote); Buenos Aires Province Remote (Country) Employment

Pyyne is hiring a Senior Backend Engineer (AI/RAG)

About the Role

The role involves building and optimizing backend systems that power AI features, particularly retrieval-augmented generation pipelines, ensuring scalability, reliability, and low-latency performance.

Responsibilities

  • Design and implement scalable backend services for AI applications
  • Develop and maintain retrieval-augmented generation (RAG) pipelines
  • Optimize data flow and storage for low-latency query responses
  • Collaborate with machine learning engineers to integrate models into production
  • Ensure API reliability and performance under high load
  • Write clean, maintainable, and well-tested code
  • Troubleshoot and resolve production issues quickly
  • Participate in system architecture decisions
  • Improve observability and monitoring across services
  • Support deployment automation and CI/CD workflows
  • Evaluate and integrate new technologies to improve system capabilities
  • Maintain data consistency across distributed systems
  • Contribute to security best practices in backend infrastructure
  • Work closely with frontend teams to define efficient interfaces
  • Refactor legacy components for better performance and scalability
  • Help define technical standards and coding practices
  • Participate in code reviews and knowledge sharing
  • Ensure compliance with data privacy requirements
  • Support on-call rotations for critical systems
  • Document system designs and operational procedures

Nice to Have

  • Experience with large language model deployment
  • Contributions to open-source AI projects
  • Prior work in early-stage startups
  • Knowledge of natural language processing
  • Familiarity with transformer-based architectures
  • Experience with real-time data pipelines
  • Background in search or recommendation systems
  • Published research or patents in AI/ML

Compensation

Competitive salary with equity and benefits

Work Arrangement

Remote-first with optional hubs

Team

Small, agile team focused on rapid iteration and technical excellence

Tech Stack

  • Primary languages: Python, Go
  • Infrastructure: AWS, Kubernetes, Docker
  • Databases: PostgreSQL, Redis, Pinecone
  • AI tools: LangChain, Hugging Face, OpenAI APIs
  • Monitoring: Prometheus, Grafana, ELK stack

Culture & Values

  • We prioritize technical depth over bureaucracy
  • Autonomy is expected and trusted
  • Decisions are data-driven and user-focused
  • Transparency is core to how we operate
  • We value sustainable pace and deep work

Available for qualified candidates

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About company
Pyyne

AI native software firm accelerating building and operating mission-critical software at scale.

Pyyne is a modern software & applied AI consultancy engineering the next generation of digital products and services. The company specializes in software engineering, cloud and DevOps, data and AI, and technical strategy and advisory services.

With 20 years of expertise, Pyyne partners with clients to build scalable, user-centric digital solutions, from ideation through operation. The firm supports organizations in rapid growth phases, offering interim leadership and scalable engineering foundations.

All jobs at Pyyne Visit website
Job Details
Department Technology Engineering & AI
Category backend
Posted 2 months ago