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Hi, I'm Wilson Sousa Junior, a Software Engineer focused on Big Data and AI-driven platforms. I design scalable data pipelines and hybrid infrastructures, turning raw data into actionable insights while reducing manual workloads through automation. I'm skilled at building high-throughput ETL pipelines, optimizing hybrid infra (Bare Metal/VPS), and deploying ML solutions to production. I'm proficient in Python (Django/FastAPI), ClickHouse, PostgreSQL, and cloud engineering, with a track record of transforming multi-terabyte datasets into actionable insights while cutting manual operational loads through automation.…Hi, I'm Wilson Sousa Junior, a Software Engineer focused on Big Data and AI-driven platforms. I design scalable data pipelines and hybrid infrastructures, turning raw data into actionable insights while reducing manual workloads through automation. I'm skilled at building high-throughput ETL pipelines, optimizing hybrid infra (Bare Metal/VPS), and deploying ML solutions to production. I'm proficient in Python (Django/FastAPI), ClickHouse, PostgreSQL, and cloud engineering, with a track record of transforming multi-terabyte datasets into actionable insights while cutting manual operational loads through automation.

Wilson Sousa Junior

Back-End Developer, Full Stack Developer, AI Engineer, +2

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Hi, I'm Wilson Sousa Junior, a Software Engineer focused on Big Data and AI-driven platforms. I design scalable data pipelines and hybrid infrastructures, turning raw data into actionable insights while reducing manual workloads through automation. I'm skilled at building high-throughput ETL pipelines, optimizing hybrid infra (Bare Metal/VPS), and deploying ML solutions to production. I'm proficient in Python (Django/FastAPI), ClickHouse, PostgreSQL, and cloud engineering, with a track record of transforming multi-terabyte datasets into actionable insights while cutting manual operational loads through automation.…Hi, I'm Wilson Sousa Junior, a Software Engineer focused on Big Data and AI-driven platforms. I design scalable data pipelines and hybrid infrastructures, turning raw data into actionable insights while reducing manual workloads through automation. I'm skilled at building high-throughput ETL pipelines, optimizing hybrid infra (Bare Metal/VPS), and deploying ML solutions to production. I'm proficient in Python (Django/FastAPI), ClickHouse, PostgreSQL, and cloud engineering, with a track record of transforming multi-terabyte datasets into actionable insights while cutting manual operational loads through automation.

Available to hire

Hi, I’m Wilson Sousa Junior, a Software Engineer focused on Big Data and AI-driven platforms. I design scalable data pipelines and hybrid infrastructures, turning raw data into actionable insights while reducing manual workloads through automation.

I’m skilled at building high-throughput ETL pipelines, optimizing hybrid infra (Bare Metal/VPS), and deploying ML solutions to production. I’m proficient in Python (Django/FastAPI), ClickHouse, PostgreSQL, and cloud engineering, with a track record of transforming multi-terabyte datasets into actionable insights while cutting manual operational loads through automation.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Portuguese

Fluent

English

Advanced

Work Experience

Software Engineer (Backend & Integrations) at CJR (Tech Consultancy)

January 1, 2024 - December 1, 2025

Developed and deployed scalable back-end services for 3 external clients using Nest.js and Python, integrating with Stripe API for secure payment processing. Engineered RESTful APIs to centralize data flow between mobile applications (Kotlin) and web dashboards, optimizing data retrieval speeds. Implemented microservices patterns to decouple monolithic features, improving system maintainability and deployment velocity.

Software Engineer (AI & EdTech) at The Natural Language Institute (Natural Fluency)

December 1, 2023 - September 1, 2024

Engineered high-impact features for a Conversational AI platform, integrating LLM APIs with Python (Django) to drive a 20% increase in user engagement. Optimized internal administrative systems, achieving a 35% reduction in task execution time for the operations team. Orchestrated a critical legacy codebase refactor and introduced TDD (PyTest) coverage, resulting in a 70% reduction in production incidents.

IT Intern (Automation & Support) at SERPRO (Federal Data Processing Service)

April 1, 2021 - July 1, 2022

Developed Python and Shell scripts to automate routine server maintenance (backups, provisioning), saving the team 6 hours/week. Provided technical support for hardware and software in infrastructure, maintaining operational continuity for government systems.