Middle/Senior Full-Stack Python Engineer (Django)

We are looking for a Middle/Senior Full-Stack Developer with strong Python/Django and SQL expertise to help develop and maintain a web application for migrating reporting functionality from Oracle APEX. Our client is a leading Ukrainian bank undergoing significant digital transformation. The team is working on modernizing reporting solutions and migrating existing reporting functionality from Oracle APEX to a Python/Django-based web application. The role combines backend and frontend development with database analysis, reporting, dashboard development, and performance optimization. Responsibilities: Analyze existing Oracle APEX reports, dashboards, SQL queries, and business logic. Develop and maintain backend functionality using Python and Django. Develop web interfaces using Django Templates, HTML, CSS, and JavaScript. Build interactive dashboards, tables, charts, and calculated metrics. Implement data filtering, search, sorting, grouping, and pagination. Develop report generation and export functionality in XLSX, CSV, and PDF formats. Migrate and implement user roles, authentication, authorization, and access control for reports and data. Analyze and optimize SQL queries and overall application performance. Connect Django applications to Oracle Database and work with Oracle SQL and PL/SQL. Validate migrated functionality and ensure data consistency between Oracle APEX and the Django application. Develop and integrate REST APIs, preferably using Django REST Framework. Document implemented functionality and support further development of the solution. Requirements: Strong Python skills and hands-on experience developing web applications with Django. Commercial experience with Django backend and frontend development. Strong knowledge of Django ORM and experience optimizing database queries. Solid SQL skills and practical experience with Oracle Database. Good understanding of PL/SQL. Experience analyzing Oracle APEX applications, reports, dashboards, SQL queries, and business logic. Experience integrating Django with Oracle Database, preferably using python-oracledb. Experience developing interactive dashboards, tables, charts, filters, and calculated metrics. Strong HTML5, CSS3, and JavaScript skills. Experience implementing search, sorting, filtering, grouping, and pagination. Experience with data visualization libraries such as Chart.js, Apache ECharts, or similar. Experience generating and exporting reports in XLSX, CSV, and PDF formats. Understanding of authentication, authorization, role-based access control, and data access restrictions. Experience developing and integrating REST APIs. Experience optimizing web application performance and SQL queries for large datasets. Experience with Git. Nice to have: Experience with Django REST Framework. Experience with PostgreSQL. Experience with Oracle APEX migration or modernization projects. Experience working with enterprise reporting or business intelligence applications. We offer*: Flexible working format - remote, office-based or flexible A competitive salary and good compensation package Personalized career growth Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more) Active tech communities with regular knowledge sharing Education reimbursement Memorable anniversary presents Corporate events and team buildings Other location-specific benefits *not applicable for freelancers