Jean Ferreira

Jean Ferreira

Senior System Analyst at Bradesco

JEAN CARLO ALVES FERREIRA

Jean Ferreira

**Tech Lead Senior Software Engineer (Java/Spring) Expert in System Design and Databases (SQL & NoSQL) Performance Optimization and Scalability**

📞 Mobile: (34) 98403-3205
✉️ Email: jeanalves.ferreira@ufu.br
🔗 LinkedIn: linkedin.com/in/jean-ferrreira-udi
💻 GitHub: github.com/jeanferreiraufu
🌐 Portfolio: jeanferreiraufu.github.io

PROFESSIONAL SUMMARY

Senior Software Engineer & Cloud Specialist with 15+ years of experience leading digital transformation and optimization of mission-critical systems in high-volume environments, including strategic initiatives at Banco Bradesco.

My expertise bridges advanced Software Engineering and Data Architecture, with a focus on Cloud Native solutions (Azure, AWS, GCP) and scalability. Full Stack specialist with strong experience in Python, Java, and emerging AI/ML technologies.

Key Specializations and Impact

  • Leadership & Architecture: Technical leadership of engineering teams, implementing Clean Architecture, Microservices, and Hexagonal Architecture with DevOps/CI/CD practices.
  • Cloud & Data Engineering: Certified specialist in Microsoft Azure, AWS, and Google Cloud, with hands-on experience building scalable Data Pipelines and real-time analytics solutions.
  • AI & Machine Learning: Implementation of advanced TensorFlow, PyTorch, and OpenCV solutions for image processing and semantic segmentation.
  • Digital Transformation: Proven track record modernizing legacy platforms and deploying modern architectures in financial institutions.

MARKET POSITIONING

  • Hands-on technical leadership combining strategy, architecture, and execution.
  • Strong ability to translate business priorities into technology decisions and delivery plans.
  • Outcome-driven mindset focused on performance, reliability, cost, and customer experience.
  • Proven delivery in regulated, mission-critical, high-throughput environments.

CORE COMPETENCIES

Leadership & Management

  • People management and technical leadership of cross-functional squads.
  • End-to-end project leadership, from discovery to production operations.
  • Executive communication and stakeholder alignment across business and technology.
  • Agile methodologies: Scrum and Kanban.
  • Engineering culture focused on quality, monitoring, and observability.

Engineering & Architecture

  • System Design for high scalability, high concurrency, and low latency.
  • Software Architecture: Microservices, Event-Driven, Clean Architecture, Hexagonal, DDD.
  • Backend: Java (8-21+), Spring Ecosystem, Python.
  • Frontend: React, Angular, modern JavaScript.
  • DevOps: CI/CD, Docker, Kubernetes.

Cloud, Data & Integration

  • Cloud: Azure (specialist), AWS, GCP.
  • Data Engineering: ETL, distributed pipelines, streaming.
  • Messaging: Kafka, Event Hubs.
  • Databases: SQL Server, PostgreSQL, MongoDB, Redis, Snowflake.
  • Applied AI: Machine Learning, Computer Vision, and data pipelines.

PROFESSIONAL EXPERIENCE

BANCO BRADESCO S.A | Senior Software Engineer | Jan 2018 - Present

Uberlandia - MG | One of Brazil’s largest financial institutions

  • Leading digital transformation initiatives for high-volume critical banking platforms.
  • Architected and delivered 30+ microservices with Java/Spring and Azure, reducing latency by up to 40%.
  • Implemented event-driven solutions processing over 100,000 events per second.
  • Evolved CI/CD pipelines, reducing deployment time from 4 hours to 15 minutes and production incidents by 65%.
  • Led multidisciplinary teams (engineering + data), establishing best practices and high-performance delivery.
  • Managed strategic projects with direct impact on operational efficiency and customer experience.

PERSONAL PROJECTS | Full Stack Developer & AI Specialist | 2020 - Present

Remote | AI, Machine Learning, and Web Development

  • Built scalable Azure-based data pipelines.
  • Implemented Computer Vision solutions with up to 95% accuracy.
  • Developed robust high-availability APIs serving 50k+ users.
  • Optimized processing pipelines, reducing execution time by up to 70%.
  • Produced technical content on AI, Cloud, and Software Architecture.

PREVIOUS EXPERIENCE | Analyst/Developer | 2009 - 2017

Various companies | Corporate systems development

  • Developed full stack corporate applications.
  • Improved database performance with gains of up to 80%.
  • Contributed to continuous delivery in Agile environments.
  • Mentored junior developers and supported technical growth.

Change The Bank | Real-time Digital Customer Service Platform (Chat) | 2025 and 2026

Technical leadership of an omnichannel digital communication platform.

Complete chat solution using Azure Kafka, Azure SQL, Azure Blob Storage, Akamai, Axway API Gateway, backend microservices, AI, Genesys Cloud, Pure Social, and Salesforce.

Stack: Java, Spring, Azure, Kafka, SQL Server, Kubernetes, API Gateway, CI/CD, Genesys Cloud, Salesforce, OpenAI, Meta.

Highlights:

  • Real-time chat platform for Retail, Corporate, and Net Empresa channels.
  • WhatsApp (BIA) and digital channels integration.
  • Generative AI implementation for automated customer support.
  • Scalable architecture with microservices and messaging.
  • Data orchestration with Azure Data Factory and Blob Storage.

Bradesco Credit Card Campaigns - Processing Platform with Java Microservices | 2023 and 2024

Through the app or internet banking, customers join “Your Purchases Are Worth More,” a campaign that increases rewards according to card transaction volume.

Worked as Full Stack Engineer (Java + Angular), Microservices MVC, SQL Server, Spring Framework, and Spring Batch for ETL file processing.

Spend & Earn

Bradesco Income Statement - Processing Platform with Java Microservices | 2021 and 2022

Through the app or internet banking, customers can access income statements from the last 5 years and consolidate them into a single file.

Worked as Full Stack Engineer (Java + Angular), Microservices MVC, SQL Server, Spring Framework, and Spring Batch for ETL file processing.

Income Statement

PERSONAL PROJECTS & RESEARCH

Video Maker - Video Processor and Generator | 2025

Complete suite of Python tools for automated media processing using OpenCV and FFmpeg.

Neural Networks for Semantic Segmentation | 2024

Implementation and optimization of PSPNet, LinkNet, and VGG_UNET architectures for image processing.

EDUCATION

Master’s Degree in Computer Science | Federal University of Uberlandia (UFU) | 2026 - In Progress

Focus: Data Science, Machine Learning, and Image Processing

Postgraduate Degree in Databases | UNITRI | 2012

Specialization in Oracle databases

Bachelor’s Degree in Information Systems | Faculdades Pitagoras | 2005 - 2012

Focus on Software Development and Systems Engineering

CERTIFICATIONS & SPECIALIZATIONS

  • Microsoft Certified - Azure Data Fundamentals (DP-900), Azure Fundamentals (AZ-900), Microsoft SQL Server.
  • Scrum Master Professional Certificate.
  • PMP - Project Management Professional.

LANGUAGES

  • Portuguese: Native.
  • English: Intermediate (reading, writing, and technical conversation).

BEHAVIORAL COMPETENCIES

  • Transparency.
  • Organization.
  • Initiative.
  • Innovation.
  • Adaptability.

COMPETITIVE DIFFERENTIATORS

  • Strong hands-on profile as a Tech Lead.
  • Ability to transform business requirements into scalable architecture.
  • Real-world experience with mission-critical, high-concurrency systems.
  • Metrics-driven mindset for performance, cost, and operational efficiency.
  • Effective integration of Software Engineering, Data, and AI.

LinkedIn: https://www.linkedin.com/in/jean-ferrreira-udi/
GitHub: https://github.com/jeanferreiraufu
Portfolio: https://jean-ferreira-website.web.app/
Personal Projects: https://jeanferreiraufu.github.io/

Resume updated in April 2026