Marcos Cavalcanti, Developer in Recife - State of Pernambuco, Brazil
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Marcos Cavalcanti

Verified Expert  in Engineering

OutSystems Developer

Location
Recife - State of Pernambuco, Brazil
Toptal Member Since
April 3, 2023

Marcos is an experienced OutSystems developer with expertise in building apps for clients across various industries, including reinsurance, retail, and healthcare. He is a certified expert web developer, tech lead, reactive, and mobile specialist with nearly five years of experience and a proven track record of delivering high-quality projects for clients worldwide. Committed to delivering exceptional results, Marcos is an excellent choice for clients seeking a skilled freelancer.

Portfolio

Yasnitech
OutSystems, JavaScript, SQL, Azure DevOps, Microsoft Teams, C#.NET, Discovery...
Bee Engineering
OutSystems, JavaScript, REST APIs, SOAP, SAP, Jira, SQL, Database Modeling...
Truewind
OutSystems, SQL, Architecture, Database Modeling, Jira, Agile, Scrum, REST APIs...

Experience

Availability

Full-time

Preferred Environment

OutSystems, Slack, Jira, SQL, JavaScript, C#.NET, Database Modeling, Architecture, Low Code, Low-code Development

The most amazing...

...project I've developed is the MY LUZ mobile app, which has 100,000 downloads in the App Store.

Work Experience

Senior OutSystems Developer

2022 - PRESENT
Yasnitech
  • Acted as the senior developer for a global pest control services platform. I was in charge of performance tuning and consuming external databases.
  • Tracked and fixed issues in production using Azure DevOps as a reporting tool.
  • Assumed the tech lead position in my superior's absence to ensure seamless operations and continuous service delivery.
Technologies: OutSystems, JavaScript, SQL, Azure DevOps, Microsoft Teams, C#.NET, Discovery, Database Modeling, Architecture, Low Code, CSS, Low-code Development, Oracle SQL

Solutions Developer

2021 - 2022
Bee Engineering
  • Worked on developing a platform that integrated with multiple REST, SOAP, and SAP APIs from different suppliers and service stations.
  • Tracked and fixed bugs using Jira as a reporting tool.
  • Contributed to the application architecture and database modeling.
  • Refined user stories and estimates and presented sprint reviews directly to the customer.
  • Assumed the tech lead role in my superior's absence, ensuring smooth operations and continuity of services.
Technologies: OutSystems, JavaScript, REST APIs, SOAP, SAP, Jira, SQL, Database Modeling, Architecture, Highcharts, Low Code, CSS, Low-code Development, Oracle SQL

Solutions Developer

2018 - 2021
Truewind
  • Created a dashboard with graphs that monitored the spending costs and available funds, allowing the foreman to validate its ability to invest in completing the construction.
  • Tracked and fixed bugs using Jira as a reporting tool.
  • Maintained daily contact with the client and raised points for improvement.
  • Worked on designing application and database architecture.
  • Assumed the tech lead role in my superior's absence, ensuring smooth operations and continuity of services.
Technologies: OutSystems, SQL, Architecture, Database Modeling, Jira, Agile, Scrum, REST APIs, Highcharts, Low Code, CSS, Low-code Development, Oracle SQL, JavaScript

Monitoring Mechanisms for Ongoing Construction Projects and Contracts

In the context of a civil engineering construction company, our primary objectives were to establish effective monitoring mechanisms for ongoing construction projects and contracts while streamlining various workflows and activities that were previously conducted manually.

To accomplish this, we developed a suite of applications, including web, mobile, and back-office solutions that catered to the varying user profiles within the company, from administrative staff to construction workers in the field. The result was a significant improvement in overall efficiency and productivity, enabling the company to meet its goals and objectives efficiently.

Platform for Data Migration and Controlling the Flow of Emails for Complaint Handling

My primary responsibilities included developing and managing a data migration platform that facilitated seamless data transfers between SAP and RMS systems while overseeing the flow of emails for managing customer complaints.

MY ROLE
• Created and managed list and detail screens.
• Handled database maintenance and the consumption and authentication of REST APIs.
• Maintained regular communication with the client and provided them with the project documentation and updates.
• Addressed and resolved any issues that arose.
-Identified areas for improvement to optimize the project outcome.

Retail Oil

I had the privilege of developing a platform that tracked sales, stocks, and supply orders for a major oil company in Portugal and Spain.

This platform integrated multiple REST, SOAP, and SAP APIs from various suppliers and service stations.

MY ROLE
• Designed the architecture and database models.
• Performed code reviews and tuning for optimal performance.
• Refined user stories and estimates.
• Created, consumed, and exposed REST APIs.
• Implemented timers and business process technologies (BPTs)
• Presented sprint reviews.
• Developed project documentation.

I assumed the role of tech lead in the absence of my superior, ensuring smooth operations and continuity of services.

Pest Control

I acted as the senior developer for a global pest control services platform. I designed the platform's architecture and database models and conducted code reviews and performance tuning.

MY ROLE
• Created, consumed, and exposed REST APIs.
• Implemented timers and business process technologies (BPTs).
• Developed project documentation and API.

I was in charge of optimizing queries and ensuring efficient platform performance. I took care of production issues and was prepared to assume the position of tech lead in the absence of my superior, ensuring seamless operations and continuous service delivery.

Languages

SQL, C, CSS, JavaScript, C#.NET, Python, Java, Assembly

Paradigms

Low-code Development, Agile, Scrum, REST, Agile Software Development, Azure DevOps

Storage

Database Modeling, Oracle SQL, PostgreSQL

Other

OutSystems, Architecture, Low Code, SOAP, SAP, Networks, Computer Aided Software Engineering, Microsoft Graph API, Discovery

Libraries/APIs

REST APIs, Highcharts

Tools

Slack, Jira, Microsoft Teams, Canvas

2015 - 2022

Engineer's Degree in Computer Engineering

Federal University of Pernambuco - UFPE - Recife, Brazil

AUGUST 2023 - PRESENT

Architecture Specialist (OutSystems 11)

OutSystems

AUGUST 2022 - PRESENT

Expert Traditional Web Developer

OutSystems

DECEMBER 2021 - PRESENT

Associate Tech Lead

OutSystems

JUNE 2020 - PRESENT

Professional Traditional Web Developer

OutSystems

FEBRUARY 2020 - PRESENT

Mobile Developer Specialization

OutSystems

FEBRUARY 2020 - PRESENT

Associate Reactive Developer

OutSystems

JULY 2019 - PRESENT

Associate Traditional Web Developer

OutSystems

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