Backend Developer – Python

Description

Job Summary: We are seeking an experienced Python Developer to join our engineering team, focused on backend development, REST APIs, and financial calculations, capable of leading and designing robust systems. Key Highlights: 1. Backend Development with Python and FastAPI 2. Database Management (PostgreSQL, SQLAlchemy, Alembic) 3. Proficiency in using AI tools and agent orchestration **Area of Expertise:** Alembic Fast API Git PostgreSQL Python SQLAlchemy SQLModel**City:** Curitiba Hybrid**State:** PR**Country:** Brazil**Hybrid position for residents of Curitiba/PR** We are looking for a highly experienced **Python Developer** to join our engineering team. The ideal candidate will have **over 4 years of experience** in development with a strong focus on backend development, REST API endpoints, and financial calculations. This professional must be capable of leading and mentoring junior developers, as well as designing robust systems and ensuring the scalability and reliability of our applications. **Responsibilities:** * Backend Development: Design, develop, and maintain complex backend systems using **Python**. * **REST API** Endpoints: Develop and optimize **RESTful APIs (using FastAPI)**, ensuring high performance. * Database Management: Design and manage **relational databases** (PostgreSQL) using SQL Model, SQLAlchemy, and Alembic. * Code Quality: Write clean, maintainable, and testable code, adhering to best practices. * System Design: Collaborate with architects and product managers to design scalable and robust systems. * Performance Optimization: Identify and resolve performance bottlenecks. * Collaboration: Work closely with cross-functional teams, including frontend developers, UI/UX designers, and QA engineers. * Analytics and Visualization: Develop solutions for financial analysis and create detailed, informative charts for data visualization. **Requirements** * Experience: **Minimum of 4 years of professional experience** in backend development, preferably using **Python**. * Backend Specialization: Experience in backend development * AI: Proficiency in using **AI tools** during development and knowledge of AI agent/workflow orchestration * API Development: Experience developing **RESTful APIs** using FastAPI or similar frameworks. * Database Skills: Experience with **PostgreSQL, SQL Model,** **SQLAlchemy, and** **Alembic**. * Testing: Experience with unit and integration testing frameworks. * Version Control: Experience with **Git**. * Problem Solving: Excellent analytical and problem-solving skills. * Communication: Strong verbal and written communication skills. * Containerization: Use of Docker. **Desirable** * Frontend: Knowledge of **React, JavaScript**. * Charts and Data Visualization: Experience with charting libraries such as Matplotlib or Plotly for data visualization. **Employment Type:** CLT – Hybrid – 4 days per week at the office in Curitiba – Rua General Mário Tourinho, 1805 – Campina do Siqueira, Curitiba – PR, 80740\-000\. **Benefits:** * Meal Allowance (VA/VR) – R$50 per working day; * Unimed health and dental insurance – no co-payment or monthly fee; * Wellness/Gym allowance via Keiken platform, valued at R$100 per month; * Childcare allowance for dependents up to 71 months old, provided they attend a daycare or institution of the employee’s choice, or are cared for by a professionally registered self-employed caregiver or duly registered babysitter. * Life insurance