Desenvolvedor Python Sênior

Come to one of the biggest IT Services companies in the world!! Here you can transform your career!

Why to join TCS? Here at TCS we believe that people make the difference, that's why we live a culture of unlimited learning full of opportunities for improvement and mutual development. The ideal scenario to expand ideas through the right tools, contributing to our success in a collaborative environment.

We are looking for a Senior Python Developer, who wants to learn and transform his career.

In this role you will

Backend & APIs

• Design and develop RESTful APIs in Python (FastAPI or Django REST Framework) to support workflows for registering operations and results.
• Model and manage relational databases (PostgreSQL) with a focus on traceability and historical integrity.
• Ensure service performance, security, and scalability.
• Develop integrations with external platforms via APIs.

AI Agents & LLMs

• Integrate calls to language models (OpenAI, Anthropic, etc.) to support operational decision‑making.
• Implement Retrieval‑Augmented Generation (RAG) pipelines using the Trading Desk’s historical operations data.
• Ensure explainability and traceability of recommendations generated by AI agents.

Data Engineering

• Build data ingestion and transformation pipelines for operational data (ETL/ELT).
• Define data entities (opportunities, strategies, market parameters) to support continuous analysis.
• Support the creation of dashboards and reports to assess strategic effectiveness.
• Ensure data quality, consistency, and governance.

Mandatory Skills

• +5 years of experience
• Backend: Solid experience with Python (FastAPI, Flask, or Django).
• Data: Experience with relational modeling, ETL/ELT pipelines, and advanced SQL.
• AI: Experience integrating LLMs and agent frameworks (LangChain, LangGraph, AutoGen).
• Architecture: Familiarity with REST API design and software best practices.
• Infrastructure: Experience with PostgreSQL.
• Language: Technical English for reading documentation.

Desirable Skills

• Domain Knowledge: Experience in the electric power sector, free energy market, or trading.
• Orchestration: Experience with Prefect, Airflow, or Temporal.
• Vector Databases: Experience with Pinecone, Weaviate, or pgvector.
• Observability: Experience monitoring applications and APIs (logs, metrics, tracing).
• Community: Contributions to open‑source AI or Data projects.

<<<< Please attach resume in English>>>>>>

What do we offer?

• TCS Benefits – Brazil:
• Health insurance
• Dental Plan
• Life insurance
• Transportation vouchers
• Meal/Food Voucher
• Childcare assistance
• TotalPass
• TCS Cares – free 0800 that provides psychological assistance (24 hrs/day), legal, social and financial assistance to associates
• Partnership with SESC
• Reimbursement of Certifications
• Free TCS Learning Portal – Online courses and live training
• International experience opportunity
• Discount Partnership with Universities and Language Schools
• Bring Your Buddy – By referring people you become eligible to receive a bonus for each hire
• TCS Gems – Recognition for performance
• Xcelerate – Free Mentoring Career Platform
• Tata Consultancy Services is an equal opportunity employer, our commitment to diversity & inclusion drives our efforts to provide equal opportunity to all candidates who meet our required knowledge & competency needs, irrespective of any socio-economic background, race, color, national origin, religion, sex, gender identity/expression , age, marital status, disability, sexual orientation or any others. We encourage anyone interested to build a career in TCS to participate in our recruitment & selection process.

At TATA Consultancy Services we promote an inclusive culture, we always work for equity. This applies to Gender, People with Disabilities, LGBTQIA+, Religion, Race, Ethnicity. All our opportunities are based on these principles. We think of different actions of inclusion and social responsibility, in order to build a TCS that respects individuality. Come to be a TCSer!