iSi Technology
iSi Technology is a software company that provides a software solution for emergency medical transportation, home care, and security.
- Open roles
- 11
- New role every
- ~22.5 days
- Posting trend
- 0.6× vs prior 90d
Company signals
Score: 79Job facts
- Location
- Mexico, Philippines
- Also in
- Argentina · Chile
- Type
- Contract
- Department
- Technology
- Posted
- Mar 13, 2026
Last verified live 1 month, 4 weeks ago · checked directly on the company's Rippling ATS
Backend Developer
at iSi Technology
*About RouteGenie*
RouteGenie is a modern, all-in-one software platform designed for medical transportation providers. We help businesses streamline and automate routing, scheduling, dispatching, billing, and fleet management—empowering them to reduce costs, improve on-time performance, and deliver better service to their customers and communities.
*Why You'll Love Working Here*
- *Customer‑First Approach* : From initial implementation through long‑term support, our team builds solutions to support our customers for the long term.
- *Proven Results, Fast Innovation:* Our platform empowers customers to complete more trips with the same fleet, cut down on no-shows, and improve billing accuracy. We are continuously innovating and investing in our platform so our customers can improve their operations
- *Culture of Collaboration & Improvement: *You’ll work alongside a team of passionate problem-solvers who share knowledge freely, celebrate wins together, and push each other to do their best work.
- *Room to Grow:* At RouteGenie, you’ll have opportunities to expand your skills, take on new challenges, and innovate in a fast-moving environment where your contributions truly matter.
Summary:
RouteGenie is looking for a skilled Backend Developer to design and implement the server-side logic, APIs, and data processing that power our core applications. You will be responsible for building reliable, high-performance systems and managing the database architecture that supports our growing platform.
Key Responsibilities:
*Core Development:*
- Design and implement server-side logic and backend features using Python 3
- Build and maintain robust RESTful APIs using Django REST Framework (DRF), utilizing JSON serialization for efficient data exchange.
- Develop and optimize PostgreSQL schemas and complex SQL queries to power RouteGenie’s applications.
- Manage MongoDB for geospatial data and Elasticsearch/OpenSearch for advanced search functionality.
- Manage background task workflows using Celery and Redis to handle asynchronous Python programming and long-running processes.
- Integrate Python-based services with Twilio, Google Maps API, and OSRM to handle SMS, voice, and logistics logic.
*Quality Engineering & Performance:*
- Maintain high code quality by writing unit and integration tests using pytest, the Django test framework, and Mock/patch for isolation.
- Enforce PEP 8 style guidelines and SOLID principles during code reviews to maintain consistency across the Python codebase.
- Debug and resolve production issues, utilizing Python-specific debugging techniques to minimize downtime.
- Identify and refactor performance bottlenecks, with a focus on Query Optimization and efficient Async Programming.
*Collaborate* :
- Partner with frontend developers on API contracts and document them using OpenAPI/Swagger.
- Communicate progress and blockers in daily standups and participate in sprint planning and estimation.
- Manage local development environments using Docker and Docker Compose to ensure consistency across the Python environment.
Minimum Requirements :
- 4+ years of professional backend development experience.
- Strong proficiency in Python, Django, and PostgreSQL.
- Proven understanding of RESTful API principles and version control.
- Strong verbal and written communication skills in English.
- Ability and willingness to work from 12pm-8pm PST
*Preferred Skills* :
- Experience with Celery and asynchronous programming.
- Familiarity with Docker and AWS ecosystem.
- Background in multi-tenant SaaS or logistics/healthcare software