RevereIT LLC · 4 hours ago
Senior Python Full Stack Developer – FastAPI | API & GenAI
St Louis, MO
Contract
Onsite
Senior Level
6+ years expRevereIT LLC is seeking a skilled and motivated Senior Software Developer with strong experience in API development and web application delivery. The role involves designing, developing, and maintaining both front-end and back-end components of web applications, with a focus on secure, scalable solutions and API-driven architectures.
Staffing & Recruiting
Hiring Manager
Vamsi Gopi Krishna K
Responsibilities
Design, develop, test, and deploy scalable RESTful APIs using Python and FastAPI
Develop and maintain web applications across front-end and back-end layers
Collaborate with project managers, designers, and developers to deliver solutions aligned with requirements
Build and maintain CI/CD pipelines using GitHub Actions and Azure DevOps
Implement secure development practices including OAuth2, JWT, and secure coding standards
Design responsive user interfaces and ensure optimal user experience
Develop server-side logic, manage databases, and ensure performance and responsiveness
Perform unit testing, integration testing, debugging, and code reviews
Maintain technical documentation
Qualification
Required
6+ years of professional experience
Deep expertise in Python development using the FastAPI framework
Strong exposure to CI/CD pipelines using GitHub Actions and/or Azure DevOps
API Management (Advanced – 6–9 years)
Design, develop, test, and deploy scalable RESTful APIs using Python and FastAPI
Develop and maintain web applications across front-end and back-end layers
Collaborate with project managers, designers, and developers to deliver solutions aligned with requirements
Build and maintain CI/CD pipelines using GitHub Actions and Azure DevOps
Implement secure development practices including OAuth2, JWT, and secure coding standards
Design responsive user interfaces and ensure optimal user experience
Develop server-side logic, manage databases, and ensure performance and responsiveness
Perform unit testing, integration testing, debugging, and code reviews
Maintain technical documentation
Python with FastAPI
RESTful API development
CI/CD using GitHub Actions and/or Azure DevOps
Secure API development with OAuth2 and JWT
Front-end and back-end web development
Testing frameworks and debugging
Database design and performance optimization
Foundation models including LLMs and multimodal models
Prompting and instructions
Context windows
Retrieval-Augmented Generation (RAG)
Embeddings and vector search
Fine-tuning vs adapters such as LoRA
Tool and function calling
Structured outputs using JSON or schema
Model evaluation and hallucination mitigation
Safety, governance, and auditability
Agent-based systems and autonomy levels
Planning and task decomposition
Tool usage and action execution
Memory and state management
Reflection and verification loops
Multi-agent architectures
Human-in-the-loop workflows
Guardrails and observability
Company
RevereIT LLC
RevereIT LLC offers a wide range of staffing and consulting services to its clients to conquer the technological edge.
51-200 employees
H1B Sponsorship
RevereIT LLC has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (11)
2024 (38)
2023 (33)
2022 (41)
2021 (39)
2020 (106)
Funding
Current Stage
Growth StageCompany data provided by crunchbase