João Silva

Senior Software Engineer

São Paulo, BR.

About

Highly accomplished Senior Software Engineer with over 8 years of experience in developing scalable and robust web applications. Proven ability to lead cross-functional teams, implement innovative solutions, and optimize system performance. Adept at full-stack development, cloud technologies, and agile methodologies, with a strong focus on delivering high-quality software that drives business value.

Work

Tech Solutions Inc.

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Senior Software Engineer

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Summary

Led development teams in building high-performance, scalable web applications.

Highlights

Architected and implemented a microservices-based payment gateway, processing over $5M in daily transactions with 99.9% uptime.

Led a team of 5 engineers in migrating legacy systems to a cloud-native architecture (AWS), reducing operational costs by 25%.

Developed and deployed CI/CD pipelines using GitLab CI, improving deployment frequency by 50% and reducing manual errors.

Mentored junior and mid-level engineers, fostering a culture of continuous learning and best practices.

Innovate Software Ltda.

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Software Engineer

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Summary

Contributed to the full development lifecycle of enterprise-level software solutions.

Highlights

Designed and developed RESTful APIs for a customer relationship management (CRM) platform, serving over 10,000 active users.

Optimized database queries and application performance, resulting in a 30% reduction in response times.

Collaborated with product managers and UX designers to translate business requirements into technical specifications.

Implemented automated testing frameworks (unit, integration, end-to-end) to ensure code quality and stability.

Volunteer

Volunteer Developer

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Code for Good

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Contributed to open-source projects for non-profit organizations.

Highlights

Developed a web-based volunteer management system for a local charity, streamlining their event coordination by 40%.

Provided technical support and training to non-technical staff on new software tools.

Education

Universidade Federal de São Paulo (UNIFESP)

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Bachelor of Science Computer Science Grade: GPA: 3.8/4.0

Courses

Data Structures and Algorithms

Object-Oriented Programming

Database Systems

Software Engineering

Distributed Systems

Awards

Employee of the Year

Tech Solutions Inc.

Recognized for outstanding contributions to the payment gateway project and leadership in cloud migration initiatives.

Languages

Portuguese

Native

English

Fluent

Spanish

Conversational

Certificates

AWS Certified Solutions Architect - Associate

Amazon Web Services (AWS)

Professional Scrum Master I (PSM I)

Scrum.org

Skills

Programming Languages

Python, Java, JavaScript, TypeScript, Go.

Web Frameworks

Spring Boot, Node.js, React, Angular, Flask.

Cloud Platforms

AWS (EC2, S3, Lambda, RDS, SQS, SNS, EKS), Docker, Kubernetes.

Databases

PostgreSQL, MySQL, MongoDB, Redis.

DevOps & CI/CD

GitLab CI, Jenkins, Terraform, Ansible, Prometheus, Grafana.

Methodologies

Agile, Scrum, Kanban, Test-Driven Development (TDD), Domain-Driven Design (DDD).

Interests

Technology

Artificial Intelligence, Machine Learning, Blockchain, Open Source.

Hobbies

Hiking, Photography, Reading, Cooking.

Projects

E-commerce Microservices Platform

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Summary

Designed and developed a scalable e-commerce platform using microservices architecture.

Real-time Chat Application

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Summary

Built a real-time chat application with WebSocket technology.