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I'm Moises C. Bezeril, a Backend Developer and API optimization specialist based in João Pessoa, Brazil. I have 7+ years of experience designing and optimizing APIs, data pipelines, and scalable backend systems. I'm passionate about balancing speed and uncompromising quality to ensure reliable, efficient, and secure software. I bring hands-on experience in logistics automation, financial systems, and embedded integrations, consistently delivering measurable impact through optimization, data visibility, and automation.…I'm Moises C. Bezeril, a Backend Developer and API optimization specialist based in João Pessoa, Brazil. I have 7+ years of experience designing and optimizing APIs, data pipelines, and scalable backend systems. I'm passionate about balancing speed and uncompromising quality to ensure reliable, efficient, and secure software. I bring hands-on experience in logistics automation, financial systems, and embedded integrations, consistently delivering measurable impact through optimization, data visibility, and automation.

Moises C. Bezeril

Developer, Full Stack Developer, Programmer, +4

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I'm Moises C. Bezeril, a Backend Developer and API optimization specialist based in João Pessoa, Brazil. I have 7+ years of experience designing and optimizing APIs, data pipelines, and scalable backend systems. I'm passionate about balancing speed and uncompromising quality to ensure reliable, efficient, and secure software. I bring hands-on experience in logistics automation, financial systems, and embedded integrations, consistently delivering measurable impact through optimization, data visibility, and automation.…I'm Moises C. Bezeril, a Backend Developer and API optimization specialist based in João Pessoa, Brazil. I have 7+ years of experience designing and optimizing APIs, data pipelines, and scalable backend systems. I'm passionate about balancing speed and uncompromising quality to ensure reliable, efficient, and secure software. I bring hands-on experience in logistics automation, financial systems, and embedded integrations, consistently delivering measurable impact through optimization, data visibility, and automation.

Available to hire

I’m Moises C. Bezeril, a Backend Developer and API optimization specialist based in João Pessoa, Brazil. I have 7+ years of experience designing and optimizing APIs, data pipelines, and scalable backend systems. I’m passionate about balancing speed and uncompromising quality to ensure reliable, efficient, and secure software.

I bring hands-on experience in logistics automation, financial systems, and embedded integrations, consistently delivering measurable impact through optimization, data visibility, and automation.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

Portuguese

Fluent

English

Advanced

Work Experience

Hardware R&D Analyst (Pleno 1) at Vsoft

January 1, 2024 - Present

Led embedded hardware/software projects for field devices, specializing in secure Bluetooth data transmission and system integration. Designed applications in C# and Python, optimizing reliability and performance in real-time environments. Collaborated cross-functionally to deliver innovative, fault-resistant solutions under tight deadlines.

Hardware R&D Analyst (Junior 3) at Vsoft

July 1, 2024 - August 5, 2025

Developed, maintained, and debugged embedded/mobile tools for license exam monitoring systems and field hardware. Improved system stability and security by fixing critical bugs and implementing encrypted communication protocols.

Trainee, Software & Hardware R&D at Vsoft

April 1, 2020 - August 5, 2025

Prototyped embedded systems and supported integration of custom messaging and device communication. Assisted in troubleshooting and optimizing early-stage hardware/software projects.

Software Developer at Centro Universitário de João Pessoa (Unipê)

August 1, 2018 - August 5, 2025

Maintained and upgraded internal Java/C# tools, improving reliability and user experience. Migrated core systems to C#.NET, enhancing maintainability and integrating RESTful services with CRM platforms (TOTVS, RM).

Hardware R&D Analyst (Mid-level) at Vsoft

January 1, 2024 - Present

Designed backend services in C# and Python to support custom field devices, improving reliability and reducing deployment delays. Optimized APIs and data handling for real-time monitoring systems, ensuring scalability under production load. Collaborated with cross-functional teams to integrate backend services into embedded hardware platforms.

Hardware R&D Analyst (Junior III) at Vsoft

July 31, 2024 - September 13, 2025

Maintained and improved backend logic for driver exam monitoring applications, fixed bugs and improved performance under strict deadlines. Introduced security and encryption protocols to backend communications. Supported mobile and field device integration with backend APIs.

Trainee Developer at Vsoft

April 30, 2020 - September 13, 2025

Built prototypes for embedded-to-backend data communication using Python and Node.js. Assisted in debugging backend data flows and optimizing early-stage systems.

Freelance Backend Developer at Losung Express Logistics

April 30, 2025 - September 13, 2025

Developed a Python backend with scraping and API integration to process package delivery data from the company’s CRM in real time (20k+ packages updated every 5 minutes). Integrated data into the existing system, providing live dashboards and actionable insights. Reduced undelivered red packages from 8k+ to under 1k in under 6 months by enabling analysts to act on real-time operational data.

Debt Collection Web Application – Ativa 1184 at Ativa 1184

August 31, 2025 - September 13, 2025

Designed and developed a full-stack debt collection system with Express.js (TypeScript) backend and Next.js frontend, integrated with MySQL for structured debt tracking. Implemented roles and permissions to manage access and actions for contractors. Delivered dashboards with real-time metrics (paid, unpaid, by category) and automated PDF generation (debt tickets, payment proofs, pending collections). Optimized platform to handle 100k+ active debts reliably, powering automation workflows for notifications and collections.

Software Developer at Centro Universitário de João Pessoa (Unipê)

August 31, 2018 - September 13, 2025

Migrated Java systems to C#/.NET, improving maintainability and backend performance. Developed and maintained RESTful services for student retention and admin systems. Integrated CRM data via backend web services with local systems (TOtvS, RM).