#10 Backend Platform Engineer Senior (Python/FastAPI)

Posted 2 Days Ago
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Hiring Remotely in Buenos Aires, Ciudad Autónoma de Buenos Aires, ARG
Remote or Hybrid
Senior level
Artificial Intelligence • Information Technology • Machine Learning
The Role
Design and develop FastAPI backend services for an AI platform supporting agentic AI services, observability, and MCP servers. Manage relational and non-relational databases, authentication, security, and platform operations. Collaborate across frontend, backend, and AI teams while integrating LangChain, LangGraph, and cloud technologies.
Summary Generated by Built In

🚀 Join Our Remote Data Products & Machine Learning Startup! 🚀


At Muttdata, we build innovative Data Products and Machine Learning solutions that help companies solve complex business challenges. As a fast-growing, remote-first startup, we're passionate about technology, collaboration, and continuous learning.

We are looking for a Backend Platform Engineer  to join our team  and work within the AI Platform team of a large-scale organization🐶🚀
This team maintains the backend platform behind the organization's AI models and agents, including the services that integrate with agentic AI, observability, and MCP servers.  Hybrid work model.

🚀 What We Do

  • Leveraging our expertise, we build modern Machine Learning systems for demand planning and budget forecasting.
  • Developing scalable data infrastructures, we enhance high-level decision-making, tailored to each client.
  • Offering comprehensive Data Engineering and custom AI solutions, we optimize cloud-based systems.
  • Using Generative AI, we help e-commerce platforms and retailers create higher-quality ads, faster.
  • Building deep learning models, we enhance visual recognition and automation for various industries, improving product categorization, quality control, and information retrieval.
  • Developing recommendation models, we personalize user experiences in e-commerce, streaming, and digital platforms, driving engagement and conversions.

🌟 Our Partnerships

  • Amazon Web Services
  • Astronomer
  • Databricks

🌟 Our Values

  • 📊 We are Data Nerds
  • 🤗 We are Open Team Players
  • 🚀 We Take Ownership
  • 🌟 We Have a Positive Mindset
  •  
    🔍 Curious about what we’re up to? Check out our case studies and dive into our blog post to learn more about our culture and the exciting projects we’re working on! 🚀

Responsibilities 🤓

  • Design and develop backend services with FastAPI.
  • Integrate the platform with agentic AI services.
  • Maintain the platform for agentic models, including its observability.
  • Develop and manage MCP servers throughout their entire lifecycle.
  • Design and operate relational and non-relational databases.
  • Apply good authentication and security practices.
  • Collaborate across the full stack (frontend, backend, and AI).
  •  

Required Skills 💻

  • 5+ years of experience with Python and strong command of its best practices.
  • Advanced knowledge of FastAPI or similar frameworks.
  • Experience with relational and non-relational databases.
  • Knowledge of platforms for agentic models and of observability.
  • Knowledge of MCP development and lifecycle.
  • Familiarity with LangChain and LangGraph.
  • Experience integrating agentic AI services.
  • Basic knowledge of cloud.
  • Experience working in platform teams.
  • Good authentication and security practices.
  • Curiosity, a drive to stay up to date, and willingness to work across the full stack.
  • Stack: Python, FastAPI, LangChain, LangGraph, MCP, relational and non-relational databases, Cloud.
  •  

Nice to have 💻

  • React and TypeScript.

🎁 Perks

  • 🌍 Remote-first culture – work from anywhere!
  • 🚀 In-Company English Lessons.
  • 💪 Wellhub or sports club stipend to stay active
  • 🚀 AWS, DBT, Google Cloud, Azure & Databricks certifications fully covered
  • 🍕 Food credits via Pedidos Ya – because great work deserves great food.
  • 🎂 Birthday off + an extra vacation week (Mutt Week! 🏖️)
  • 🤝 Referral bonuses – help us grow the team & get rewarded!
  • ✈️🏝️ Annual Mutters' Trip – an unforgettable getaway with the team!
  • 👶 Monthly Childcare Reimbursement  – Because supporting families matters too

Skills Required

  • 5+ years of experience with Python and strong command of Python best practices
  • Advanced knowledge of FastAPI or similar frameworks
  • Experience with relational and non-relational databases
  • Knowledge of platforms for agentic models and observability
  • Knowledge of MCP development and lifecycle management
  • Familiarity with LangChain and LangGraph
  • Experience integrating agentic AI services
  • Basic knowledge of cloud technologies
  • Experience working in platform teams
  • Knowledge of good authentication and security practices
  • Curiosity, continuous learning, and willingness to work across the full stack
  • React and TypeScript experience
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The Company
HQ: Buenos Aires
99 Employees
Year Founded: 2017

What We Do

Mutt Data is a technology company that helps startups and big companies build and implement Machine Learning & AI solutions that drive real business results. Whether you work in finance, insurance, advertising, telcos, on-demand services or e-commerce, our solutions will help you get ahead of your competition with the latest technologies, techniques and best practices. We Are Astronomer, Amazon, Databricks, GCP and H2O Consulting Partners. We Are #DataNerds

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