AI Backend Engineer #2

MuttdataBuenos Aires, Buenos Aires F.D.HybridFull-timeMid level, 2โ€“5 yearsListed 1 day ago

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About this role

๐Ÿš€ Join Our Remote Data Products & Machine Learning Startup! ๐Ÿš€

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 an AI Backend Engineerย  to join our teamย  and work within the AI Platform team of a large-scale organization. ๐Ÿถ๐Ÿš€

This team builds the platform other teams use to create AI agents: SDKs, backend services, MCP servers, and a unified inference layer. Your users are other developers, so part of the job is supporting them through adoption.
This role requires strong Python backend skills, hands-on experience building and running agents in production, and a product mindset for internal platforms. Ownership, clear communication, and the ability to support and enable other engineers are essential to succeed in this fast-paced, collaborative environment. Hybrid work model.

๐Ÿš€ 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.

๐ŸŒŸ Our Partnerships

- Amazon Web Services

- Astronomer

- Databricks

๐ŸŒŸ Our Values

- ๐Ÿ“Š We are Data Nerds

- ๐Ÿค— We are Open Team Players

- ๐Ÿš€ We Take Ownership

- ๐ŸŒŸ We Have a Positive Mindset

๐Ÿ” Curious about what weโ€™re up to? Check out our (https://blog.muttdata.ai/tag/Case%20Studies/1) case studies and dive into ourblog post (https://blog.muttdata.ai/) to learn more about our culture and the exciting projects weโ€™re working on! ๐Ÿš€

Responsibilities ๐Ÿค“

- Design and develop backend services and agents using LangChain and LangGraph.

- Manage the agent lifecycle, from development and deployment to observability, monitoring, and continuous improvement.

- Build and maintain cross-team SDKs.

- Develop, publish, and secure MCP servers, including their authentication.

- Unify agent inference through LiteLLM or a similar proxy.

- Implement guardrails, PII masking, and Agent Skills.

- Build and optimize RAG pipelines, vector databases, and context management.

- Support the teams that consume the platform, helping them adopt it and unblocking them along the way.

Required Skills ๐Ÿ’ป

- 5+ years of backend development experience and 2+ years working with agentic AI.

- Strong command of Python and FastAPI (or similar frameworks).

- Experience with LangChain, LangGraph, and modern agent-building stacks.

- Solid knowledge of MCP across its full lifecycle (development, publishing, and authentication).

- Experience with LiteLLM or similar proxies.

- Experience with vector databases, RAG, and context optimization.

- Knowledge of guardrails, PII masking, and Agent Skills.

- Experience building and maintaining SDKs.

- Ease supporting other developers.

- Stack: Python, FastAPI, LangChain, LangGraph, Langfuse, MCP, LiteLLM.

Nice to have ๐Ÿ’ป

- TypeScript.

- Kubernetes.

- AWS.

๐ŸŽ Perks

- ๐ŸŒ Remote-first cultur e โ€“ work from anywhere!

- ๐Ÿš€ In-Company English Lessons.

- ๐Ÿ’ช Wellhub or sports club stipend to stay active

- ๐Ÿš€ AWS, DBT, Google Cloud, Azure & Databricks certifications fully covered

- ๐Ÿ• Food credits via Pedidos Ya โ€“ because great work deserves great food.

- ๐ŸŽ‚ Birthday off + an extra vacation week (Mutt Week! ๐Ÿ–๏ธ)

- ๐Ÿค Referral bonuses โ€“ help us grow the team & get rewarded!

- โœˆ๏ธ ๐Ÿ๏ธ Annual Mutters' Trip โ€“ an unforgettable getaway with the team!

- ๐Ÿ‘ถ Monthly Childcare Reimbursement โ€“ Because supporting families matters too