Senior Data and Platform Engineer

Senior Data & Platform Engineer

📍 NYC (Hybrid) or US Remote | Competitive + Equity

About Avantos

Avantos is building theAI-native operating system for financial services — transforming fragmented data into a single, intelligent system that powers workflows, automation, and decision-making.

We’re aproduct-led, fast-moving team at the intersection of AI, fintech, and modern infrastructure.

The Role

We’re looking for aSenior Data & Platform Engineer to build thedata and core platform and infrastructure layer that powers our AI systems.

This is not just about pipelines — it’s about creating thesystems, tooling, and abstractions that enable engineers and AI workflows to move fast, safely, and reliably.

What You’ll Do

• Design and implementcore backend systems andintegrations that power the product.

• Design and build ourdata platform (orchestration, pipelines, developer workflows)

• Create scalable systems fordata ingestion, transformation, and access

• Designdata models and APIs that won’t collapse under growth.

• Make sane decisions about schemas, indexes, migrations, and performance.

• Owninfrastructure for data + AI workloads (containers, orchestration, cloud services)

• Enableself-serve data workflows for engineering and product teams

• Improveobservability, reliability, and performance across the data stack

• SupportAI/ML systems (embeddings, vector data, model pipelines)

• Build tooling fordocument processing, metadata, and normalization

What We’re Looking For

• 7+ years indata engineering, platform engineering, or backend infrastructure

• A track record ofshipping and owning production systems.

• Strong systems thinking (not just pipelines —platform mindset)

  • Backend system design and API design

  • Data modeling andrelational databases

  • Performance, reliability, and failure modes

• Proficiency inGolang, SQL, Terraform, AWS

• Comfort in afast-moving startup environment

Bonus

• LLMs / RAG, vector search, fintech or regulated systems

• Have startup or early-stage experience.

Why Join

• Build thefoundation layer of an AI-native product

• High ownership + direct impact

• Work wheredata, platform, and AI converge

The Fit

You’re someone who doesn’t just move data — youbuild the systems that make data usable at scale.