Senior Python Backend Engineer — Django/FastAPI (Remote)

Ascend; Argentina; Remote; ARS 1,200,000 - 1,800,000; Full time

Benefits offered by this job

Fully Remote

Job summary

Ascend is seeking a Senior Python Backend Developer to join a fully remote engineering team. You will design, implement, and scale backend services using Django and FastAPI, with PostgreSQL as the data backbone.

You will collaborate with product and frontend teams, optimize APIs, and apply AI-assisted coding tools to improve efficiency while upholding security and testing standards. This role offers real ownership, modern tech, and a chance to influence a growing travel tech platform.

Qualifications

• 5+ years of backend Python experience.
• Strong production experience with Django and/or FastAPI.
• Professional experience with PostgreSQL or similar relational databases.
• Proven experience designing, building, and maintaining production APIs.
• Hands-on experience using AI coding assistants such as Cursor, Claude Code, GitHub Copilot.
• Solid understanding of Git, CI/CD, testing, and backend development best practices.

Responsibilities

• Develop, maintain, and optimize backend applications using Python, Django, and FastAPI.
• Design, build, and maintain scalable REST APIs and backend services.
• Work with PostgreSQL, relational databases, and ORM frameworks.
• Contribute to backend architecture, performance optimization, and technical decisions.
• Support cloud infrastructure and deployments using Railway and AWS.
• Implement best practices for Git, CI/CD, testing, and code reviews.
• Leverage AI coding assistants to improve development efficiency while ensuring quality and security.
• Collaborate with engineering and product teams to deliver reliable solutions.
• Help establish engineering standards, mentor developers, and improve AI-assisted development workflows.

Skills

Python

Django

FastAPI

PostgreSQL

REST APIs

AI coding assistants

Git & CI/CD

Cloud (AWS)

Tools

AWS

Railway

Docker

Kubernetes

SQLAlchemy

Job description

Ascend is seeking a Senior Python Backend Developer to join a fully remote engineering team. You will design, implement, and scale backend services using Django and FastAPI, with PostgreSQL as the data backbone.

You will collaborate with product and frontend teams, optimize APIs, and apply AI-assisted coding tools to improve efficiency while upholding security and testing standards. This role offers real ownership, modern tech, and a chance to influence a growing travel tech platform.