Fastapi Development Company Jobs in Houston, TX (NOW HIRING)

Job Summary:
GC-Squared Resources, LLC is seeking a Senior Backend Developer to design, build, and maintain backend microservices for their real-time operations platform. The role involves developing Python microservices, managing data stores, and integrating with cloud infrastructure to support various data exchange and messaging services.
Responsibilities:
• Design and implement RESTful API endpoints using FastAPI across multiple backend microservices
• Build and maintain data models with SQLAlchem, write Alembic database migrations, and optimize PostgreSQL queries
• Develop real-time data streaming features using WebSockets and Server-Sent Events (SSE) for live sensor and operational data
• Work with analytics data stores for large-scale data retrieval alongside relational databases for transactional data
• Implement and maintain distributed task processing pipelines using cache and message brokers
• Build and maintain authentication and authorization logic using JWT validation and policy-based access control
• Develop data ingestion and transformation services, including CSV parsing, XML processing, and store-and-forward message patterns
• Write comprehensive tests with pytest, including async test patterns
• Containerize services with Docker, maintain multi-stage build configurations, and support CI/CD pipelines
• Integrate with cloud platform services for storage, logging, messaging, and secrets management
• Participate in code reviews, maintain code quality with Ruff and mypy, and contribute to technical documentation
• Track work, manage sprints, and collaborate with the team using project tracking tools
• Translate business requirements into well-structured user stories that divide work into small, demonstrable increments aligned with sprint goals
• Collaborate with product owners and domain experts to refine acceptance criteria and ensure technical implementations meet operational needs
Qualifications:
Required:
• 5+ years of professional backend development experience with Python 3.10+
• Strong proficiency with FastAPI or a comparable async Python web framework
• Hands-on experience with relational databases (PostgreSQL preferred), SQL query writing, and ORM tools
• Understanding of RESTful API design, versioning, authentication patterns, and error handling
• Experience with database migration tools (Alembic or similar)
• Familiarity with async/await patterns in Python and async libraries like asyncpg or aiohttp
• Experience writing automated tests with pytest and working knowledge of test fixtures, mocking, and coverage tools
• Comfort with Docker for local development and deployment, including writing Dockerfiles and Docker Compose configurations
• Working knowledge of Git, collaborative development workflows, and CI/CD concepts
• Strong problem-solving skills and the ability to debug issues across distributed services
Preferred:
• Experience with a major cloud platform (GCP preferred)
• Familiarity with distributed task queues and Redis for caching and message brokering
• Knowledge of real-time communication protocols (WebSockets, Server-Sent Events)
• Experience with policy-based authorization engines
• Exposure to data pipeline patterns including store-and-forward, ETL, and event-driven architectures
• Familiarity with WITSML, WellView or similar industry data exchange standards
• Experience with code quality tooling such as Black, Ruff, or mypy
• Knowledge of OpenTelemetry or similar observability frameworks for logging, tracing, and monitoring
• Background in the energy, industrial, or IoT sectors
Company:
At GC‑Squared Resources, we don’t just fill roles—we fuel growth with the right people. Founded in 2021, the company is headquartered in Houston, USA, with a team of 11-50 employees. The company is currently Early Stage.