Senior Python Back-End Developer

We are seeking a Senior Back-End Developer to build and optimise the APIs, data models, and services powering ProVision. The role focuses on Python/Django, AWS, distributed systems, performance, and clean architecture.
What You’ll Be Doing
Design and implement RESTful APIs with Python 3.10+, Django 4.x, and Django REST Framework;
Develop scalable data models and queries using PostgreSQL, Redis, and Elasticsearch/OpenSearch;
Build background and asynchronous tasks with Celery, SQS, and Lambda;
Integrate AWS services including S3, SNS/SQS, CloudFront, ECS, and RDS;
Participate in code reviews and maintain secure, well-documented services;
Collaborate with DevOps on CI/CD and infrastructure automation;
Contribute to architecture, scalability, and performance optimisation.
Must-Have Requirements
10+ years of software development experience, preferably in SaaS;
Strong Python 3.10+, Django 4.x, and Django REST Framework experience;
Strong system design and software architecture skills, with experience building scalable systems on AWS;
Hands-on experience with ECS, Lambda, S3, CloudFront, and RDS;
Strong experience with PostgreSQL, Redis, Elasticsearch/OpenSearch, Celery, and SQS/SNS;
Experience with Git, CI/CD, and Agile/Scrum;
English B2+ for daily communication.
Preferred Requirements
Experience with Terraform, Docker, Kubernetes, or AWS developer tooling;
Knowledge of authentication, RBAC, and multi-tenant architecture;
Experience with pytest, linting, pre-commit, and CI quality checks;
Experience with text/document processing libraries such as pdfplumber, PyPDF2, or docxtpl.
We offer
Maximum flexibility;
Professional trainings, conferences and certifications;
Corporate events and benefits;
Professional literature;
English courses.