Backend Engineer (Python)

● Designed scalable microservices to enhance system modularity and reduce latency across
workflows.
● Developed and maintained 10+ REST APIs using FastAPI and Django, ensuring secure,
scalable performance with 99.9% uptime.
● Built automated ETL pipelines using Azure Functions and Python, reducing manual
processing time by 40%.
● Integrated MongoDB and SQL Server databases into data ingestion workflows, improving
speed and data consistency.
● Deployed services with Docker and Kubernetes on Azure and AWS, improving deployment
automation and scaling.
● Implemented asynchronous task processing with Azure Service Bus, reducing request
response time by 25%.
● Managed credentials and sensitive data using Azure Key Vault, aligning with enterprise-grade
security practices.
● Monitored performance metrics and system health using Grafana, improving incident
response by 35%.
● Collaborated cross-functionally with architects and QA engineers to define requirements and
lead test integration, resulting in streamlined development processes and improved product
quality.
● Designed distributed systems to handle 10M+ records per day, increasing performance and
fault tolerance.
● Collaborated with an international team across time zones using English as the primary
language to successfully develop and deploy backend solutions using FastAPI and Django.

● Led backend development initiatives for banking and telecom clients, coordinating sprints and
technical tasks.
● Developed an IoT chatbot solution for TIM using Node.js and TypeScript, integrated with
Microsoft Teams, PostgreSQL, and Redis.
● Created APIs and service integrations across multiple systems using NodeRED and JWT
authentication.
● Built chatbot automation with IBM Watson and Azure Bot Services to handle internal business
requests.
● Implemented Python data pipelines with pandas and PostgreSQL for automation and
analytics use cases.
● Orchestrated services with Kubernetes across Azure and IBM Cloud, streamlining container
deployments and enhancing system reliability.
● Maintained legacy Java features for telecom clients and integrated Oracle databases with
frontend interfaces, ensuring seamless data flow and system stability.
● Collaborated closely with stakeholders and architects to define technical scope and run
integration tests, resulting in clear project objectives and successful system integration.

● Developed administrative web applications to support municipal departments, improving
efficiency in daily operations.
● Delivered end-to-end solutions using C#, .NET, Php, Laravel, MongoDB, PostgreSQL, and
Vue.js, enhancing system performance and user experience.
● Participated in Agile ceremonies and used Redmine for project tracking, leading to improved
team collaboration and project delivery timelines.

● Designed and developed a custom ERP system using Java and MySQL to manage inventory,
sales, clients, and suppliers, replacing manual paper-based processes with digital workflows.
● Enhanced usability and performance by providing ongoing maintenance and feature
improvements, leading to increased user satisfaction and system reliability.
● Integrated the ERP with fiscal receipt printers to automate the generation of legally compliant
receipts.
● Built a Python-based web scraper to gather updated pricing from supplier websites and
automatically update product prices in the database after comparing against existing records.
● Digitized and automated key business operations, significantly increasing operational
efficiency and reducing errors caused by manual processes.

● Developed custom solutions for global clients in automation, web scraping, bots, and ETL
systems.
● Built and integrated intelligent chatbots and APIs using Python and Node.js.
● Designed and deployed automation workflows for business operations across different
industries.
● Integrated secure payment systems (e.g., Stripe) and automation tools for financial
operations.
● Created scraping solutions with Selenium for data gathering and reporting.
● Technologies used: Python, Django, FastAPI, Flask, Selenium, Node.js, TypeScript, MySQL,
MongoDB, Redis, Docker, Kubernetes, AWS, GCP, Stripe.