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Sr. Python FSD Developer (Exp-8+ Years) Full Time-Hybrid

Visionary Innovative Technology SolutionsDallas, TX🇺🇸United StatesPosted 4 Aug 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

We are seeking an experienced Senior Python Full Stack Developer with strong expertise in Python, FastAPI, AI/ML, LLM integration, and modern application development. The ideal candidate should have hands-on experience building scalable backend services, integrating AI/LLM capabilities, working with data, and developing production-ready applications.

Key Responsibilities

  • Design, develop, test, and maintain scalable applications using Python.
  • Build high-performance backend services and REST APIs using FastAPI.
  • Integrate LLMs and pre-trained AI models into enterprise applications through APIs.
  • Develop AI-powered features including chatbots, intelligent search, document processing, and automation workflows.
  • Work with OpenAI, Azure OpenAI, AWS Bedrock, Google Gemini, or similar AI platforms.
  • Develop data processing and preprocessing pipelines using Pandas and NumPy.
  • Apply machine learning techniques for supervised and unsupervised learning use cases.
  • Work with scikit-learn, TensorFlow, PyTorch, and/or Keras.
  • Fine-tune and customize AI/ML models based on business requirements.
  • Implement Prompt Engineering, embeddings, vector search, and RAG solutions.
  • Integrate AI capabilities into web applications, APIs, and enterprise platforms.
  • Optimize AI/ML models and applications for performance, scalability, and low latency.
  • Develop reusable Python modules, libraries, and application components.
  • Implement error handling, logging, monitoring, and production support processes.
  • Collaborate with frontend developers to integrate backend APIs with modern UI applications.
  • Use Git for source control and follow Agile/Scrum development practices.
  • Participate in code reviews, testing, debugging, and deployment activities.

Required Skills

  • 7+ years of professional software development experience.
  • Strong hands-on expertise in Python programming.
  • Strong experience with FastAPI / REST API development.
  • Good understanding of object-oriented programming, data structures, algorithms, and design patterns.
  • Experience integrating AI/ML models and cloud-based AI services.
  • Hands-on experience with:
    • Pandas
    • NumPy
    • Scikit-learn
    • TensorFlow / PyTorch / Keras
  • Understanding of machine learning concepts including:
    • Supervised Learning
    • Unsupervised Learning
    • Model Training
    • Fine-Tuning
    • Overfitting
    • Regularization
  • Experience handling, cleaning, transforming, and preprocessing datasets.
  • Strong understanding of API integration and authentication.
  • Experience with Git/GitHub/GitLab.
  • Strong debugging and problem-solving skills.

Skills

FastAPI
AWS
Machine Learning
NumPy
Scikit-learn
Scrum
Agile
Azure
Git
Keras
LLM
Pandas
PyTorch
Python
REST
TensorFlow

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