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Senior Python AI Engineer

Proxify AB Remote USA Remote USA Full Time Posted Jul 13, 2026

Job Overview

proxify. io The Role: We are looking for a Senior Python AI Engineer to join our fast-growing Network, who will design and develop backend systems and APIs for AI-powered applications.

You will play a key role in designing and building scalable backend systems and APIs, collaborating closely with cross-functional teams to shape the future of data-driven products across various platforms.

Job Description

What we are looking for: Strong proficiency in Python (5+ years), including modern frameworks (FastAPI, Flask, or Django). Deep learning frameworks (PyTorch, TensorFlow) for custom modeling beyond LLM APIs.

Experience with large language models (LLMs) such as GPT, Gemini, LLaMA, or similar. Experience with prototyping tools: Streamlit, Gradio Solid experience designing RESTful APIs and microservice architectures.

Strong backend development expertise, including databases (SQL/NoSQL). Experience with version control (Git) and CI/CD workflows. Hands-on experience with containerization (Docker, ideally Kubernetes).

Familiarity with cloud platforms (AWS, Azure, or GCP) is a plus. Understanding of security best practices for handling sensitive data. Strong problem-solving skills to address complex challenges and performance bottlenecks.

Excellent technical communication skills to collaborate effectively across teams and explain technical concepts to non-technical stakeholders. Ability to work independently while aligning with broader team goals. Intermediate-advanced English level.

Time zone: CET (+/- 3 hours). We are unable to consider applications from candidates in other time zones. AI/ML & LLM Ecosystem: LLM orchestration frameworks: LangChain, LangGraph, LlamaIndex. Retrieval-Augmented Generation (RAG) pipeline design.

Key Responsibilities

  • You will play a key role in designing and building scalable backend systems and APIs, collaborating closely with cross-functional teams to shape the future of data-driven products across various platforms.
  • Responsibilities: Design and develop backend systems and APIs for AI-powered applications.
  • Build and optimize LLM-based workflows, including chatbots, copilots, and automation tools.
  • Collaborate cross-functionally with data scientists, product managers, and frontend developers to deliver end-to-end AI products.

Required Skills and Qualifications

  • Experience with large language models (LLMs) such as GPT, Gemini, LLaMA, or similar.
  • Experience with prototyping tools: Streamlit, Gradio Solid experience designing RESTful APIs and microservice architectures.
  • Experience with version control (Git) and CI/CD workflows.
  • Hands-on experience with containerization (Docker, ideally Kubernetes).
  • Strong problem-solving skills to address complex challenges and performance bottlenecks.
  • Excellent technical communication skills to collaborate effectively across teams and explain technical concepts to non-technical stakeholders.
  • Experience with vector databases (Pinecone, Weaviate, Milvus, Chroma, FAISS).

USA Jobs Today role summary

Role Summary

Senior Python AI Engineer at Proxify AB is a remote United States position and is listed as Full Time.

proxify.io The Role: We are looking for a Senior Python AI Engineer to join our fast-growing Network, who will design and develop backend systems and APIs for AI-powered applications.

Review the employer's original description and official application page before applying; USA Jobs Today organizes source-supported details for readability without changing stated requirements.

Application Checklist

  • Review the stated qualifications, including: Experience with large language models (LLMs) such as GPT, Gemini, LLaMA, or similar. Experience with prototyping tools: Streamlit, Gradio Solid experience designing RESTful APIs and microservice architectures.
  • Confirm that the official application page still lists the role as open.
  • Verify the work location and any United States eligibility or work-authorization requirements.
  • Tailor your resume to the responsibilities and qualifications stated by Proxify AB.
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Work Location and Schedule

This role is listed as Remote USA with location information shown as Remote USA. The employment type is Full Time.

About the Company

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Application Notes

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