Senior Backend Engineer with 8+ years of experience building distributed systems, cloud-native applications, data platforms, and scalable backend services.
My expertise includes AWS, OpenSearch/Elasticsearch, Python, FastAPI, Laravel, PostgreSQL, DynamoDB, Redis, event-driven architectures, and payment systems.
Throughout my career, I have worked on large-scale analytics platforms, creator economy products, payment infrastructures, search engines, data ingestion pipelines, and mission-critical production systems.
I am also an active conference speaker in the Brazilian technology community, having presented at events such as PHP Conference Brasil, PHP Day SP, PHPeste, and PHP Velho Oeste.
Currently pursuing a Master's Degree in Software Engineering, focusing on scalable architectures, distributed systems, search technologies, and data platforms.
- Distributed Systems
- Platform Engineering
- OpenSearch / Elasticsearch
- AWS Cloud Architecture
- Event-Driven Architectures
- Data Platforms
- Backend Engineering
- Payment Systems
- Search Infrastructure
- Software Architecture
Serverless document-processing platform built on AWS using Textract, DynamoDB, SNS, and event-driven workflows.
Scalable payment processing platform supporting Stripe and PayPal with retries, reconciliation workflows, failover mechanisms, and real-time transaction tracking.
Distributed payment wallet platform designed around high availability, gateway redundancy, Kubernetes orchestration, and centralized observability.
Movie recommendation and search platform powered by Elasticsearch, Redis, DynamoDB, Docker, and Kubernetes.
Computer vision and deep learning project focused on facial emotion recognition using DeepFace and the FER-2013 dataset.
- PHP Conference Brasil
- PHP Day SP
- PHPeste
- PHP Velho Oeste
For a complete overview of my professional experience, projects, talks, and technical background:
🔗 https://sarasouza18.github.io/Portfolio/