oin #Ensiteam!

We are a company focused on custom software development and have been in the market for over 19 years. At Ensitech we are dedicated to finding highly specialized talent to work with large companies in the United States, Europe, and Canada.

Each one of our collaborators works with different teams and colleagues around the world, in the design and commercialization of software. We look forward to having you as part of our team in the role of Sr Python Backend Engineer (SaaS).

Job Summary
The Senior Backend Developer plays a key role in designing, building, and maintaining scalable backend systems that support the company’s platform and services. This is a hands-on technical role responsible for developing high-quality code, contributing to system architecture, and driving best practices across backend engineering.
This position partners closely with cross-functional teams to translate business needs into reliable, maintainable technical solutions while also supporting and mentoring other developers.

Key Responsibilities

Design, develop, and maintain backend services and APIs using Python and modern frameworks (e.g., FastAPI).
Participate in system architecture and technical design discussions for scalable SaaS applications.
Own development work from concept through deployment, including testing and performance optimization.
Build and maintain data models, workflows, and service integrations to support internal and external users.
Write clean, efficient, and well-documented code following best practices and coding standards.
Conduct code reviews and contribute to continuous improvement of development standards and processes.
Collaborate with product managers, stakeholders, and engineering teams to deliver effective solutions.
Support and enhance CI/CD pipelines, system monitoring, and overall platform reliability.
Utilize observability tools to monitor system performance and troubleshoot issues.
Mentor and provide technical guidance to junior and mid-level developers.
Stay current with emerging technologies, including AI-assisted development tools, and apply them where appropriate.

Required Qualifications

Proven experience developing backend systems using Python.
Strong experience with SaaS application development, including APIs and backend services.
Experience with web frameworks such as FastAPI or similar.
Solid understanding of relational databases, particularly PostgreSQL.
Knowledge of backend architecture, system design, and software development best practices.
Experience with cloud platforms (preferably Azure).
Familiarity with Git-based workflows, including pull requests, code reviews, and CI/CD processes.
Strong problem-solving and analytical skills.
Excellent communication skills with the ability to work across technical and non-technical teams.
Demonstrated ability to take ownership of projects and drive them to completion.

Preferred Qualifications

Experience with observability tools (e.g., Datadog).
Experience with Azure-native services and deployment strategies.
Background in improving CI/CD pipelines and development workflows.
Familiarity with AI-assisted development tools (e.g., Cursor, Claude, ChatGPT).
Experience contributing to engineering standards, processes, or internal platforms.
Experience in professional services or workflow-driven environments.

Work Environment & Technology

Python, FastAPI
PostgreSQL
Azure
GitHub
CI/CD pipelines
Observability tools (e.g., Datadog)
AI-assisted development tools

Success Factors

Quickly becomes productive within the codebase and contributes meaningful enhancements.
Improves system reliability, scalability, and maintainability over time.
Demonstrates strong ownership, collaboration, and technical leadership.
Positively influences engineering quality through mentorship and best practices.