Marcus Dantas

Marcus Dantas

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Software Engineer
Brasília, Federal District, Brazil
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Résumé

Jobs verified_user 0% verified
  • Monument
    Software Engineer
    Monument
    Dec 2025 - Current (11 months)
  • Monument
    Software Engineer (Node.js, React)
    Monument
    Dec 2025 - Current (11 months)
    Worked on a SaaS startup for self-storage operators managing facilities across 10+ U.S. states and processing $1M+ in monthly payments, building features across billing, payments, and tenant operations using React, Node.js (NestJS), TypeScript, MySQL, and AWS.
    • Recovered 1-3% in credit-card processing fees previously absorbed by operators by implementing surcharge support across lead, rental, and transfer checkout flows.
    • Accelerated document turnaround times from days to minutes by building a document-generation and e-signature framework that automated workflows.
    • Eliminated 100% of manual tax reversals for tax exempt organizations by architecting an end-to-end tax-exemption system, covering invoice generation, adjustment
  • Monument
    Full Stack Engineer
    Monument
    Dec 2025 - Current (11 months)
  • Jalasoft
    Software Engineer
    Jalasoft
    Jan 2024 - Dec 2025 (2 years)
    Worked as a contractor for a mid-sized US company that provides scalable global workforce management solutions, including tools for shift management, employee engagement, finance, and recruitment. • Contributed to the modernization of a legacy .NET (Razor/C#) system by extending a Node.js (Express) Backend-for-Frontend (BFF) REST API and React (Material UI, Redux) SPA, reducing HTTP requests and improving performance while enabling reusable UI components, responsive design, and accessibility compliance. • Reduced API response time by 80% by architecting BFF integration with an email microservice using Azure Service Bus, converting synchronous email calls into asynchronous processing and significantly boosting system performance. • Increased
  • Jalasoft
    Software Engineer (Node.js, React, .NET)
    Jalasoft
    Jan 2024 - Dec 2025 (2 years)
    Worked as a contractor for a mid-sized US company that provides scalable global workforce management solutions, including tools for shift management, employee engagement, finance, and recruitment.
    • Contributed to the modernization of a legacy .NET (Razor/C#) system by extending a Node.js (NestJS) Backend-for-Frontend (BFF) REST API and React (Material UI, Redux) SPA, reducing HTTP requests and improving performance while enabling reusable UI components, responsive design, and accessibility compliance.
    • Reduced API response time by 80% by architecting BFF integration with an email microservice using Azure Service Bus, converting synchronous email calls into asynchronous processing and significantly boosting system performance.
  • Jalasoft
    Full Stack Engineer
    Jalasoft
    Jan 2024 - Dec 2025 (2 years)
    Worked as a contractor for a mid-sized US company that provides scalable global workforce management solutions, including tools for shift management, employee engagement, finance, and recruitment.

    • Contributed to the modernization of a legacy .NET (Razor/C#) system by extending a Node.js (Express) Backend-for-Frontend (BFF) REST API and React (Material UI, Redux) SPA, reducing HTTP requests and improving performance while enabling reusable UI components, responsive design, and accessibility compliance.

    • Reduced API response time by 80% by architecting BFF integration with an email microservice using Azure Service Bus, converting synchronous email calls into asynchronous processing and significantly boosting system pe
  • Driven Education
    Full Stack Developer
    Driven Education
    Oct 2022 - Dec 2023 (1 year 3 months)
    • Implemented new features and enhancements in a Next.js (React, Tailwind CSS) application with a Node.js (Express) REST API for Driven Education, an EdTech startup, enabling students to manage tasks, track deadlines, set reminders, and organize study schedules. • Designed and implemented a microservice integrating with the Microsoft Graph API to enable Outlook calendar event management. • Built a Student Progress Dashboard allowing learners to monitor task completion, grades, and overall study progress with data pulled from an internal GraphQL API. • Deployed and managed services on AWS (EC2, S3, CloudFront), ensuring reliable, scalable, and secure hosting for the application.
  • Driven Education
    Full Stack Developer (Node.js, React)
    Driven Education
    Oct 2022 - Dec 2023 (1 year 3 months)
    • Implemented new features and enhancements in a Next.js (React, Tailwind CSS) application with a Node.js (Express) REST API for Driven Education, an EdTech startup, enabling students to manage tasks, track deadlines, set reminders, and organize study schedules.
    • Designed and implemented a microservice integrating with the Microsoft Graph API to enable Outlook calendar event management.
    • Built a Student Progress Dashboard allowing learners to monitor task completion, grades, and overall study progress with data pulled from an internal GraphQL API.
    • Deployed and managed services on AWS (EC2, S3, SNS), ensuring reliable, scalable, and secure hosting for the application.
Education verified_user 0% verified
  • Driven Education
    Full Stack Development
    Driven Education
    Jan 2022 - Sep 2022 (9 months)
    • Intensive training program of +1,200 hours based on real-world practices with direct experience in software development projects.
    • Over 20 projects in technologies: HTML, CSS, Javascript, Typescript, React, Node.js, Express, MongoDB, PostgreSQL, Prisma, Jest, Docker, AWS.
    • Delivered all projects above expectations, implementing bonus requirements.
    • Achieved a full scholarship for this program.
    • Fundamentals of software engineering: logic programming, algorithms, data structures, object-oriented programming, architecture, optimization, performance, and clean code.
    • Collaborative teamwork following agile methodologies (Scrum) with Git, Slack, Trello, Zoom, fostering collaboration and providing/receiving feedbac
  • Descomplica Faculdade Digital
    Postgraduate Degree, Data Analytics
    Descomplica Faculdade Digital
    Jul 2021 - Jun 2022 (1 year)
    • Learned statistics and data structures with Python and R. 
    • Experienced with databases MongoDB and MySQL.
    • Improved teamwork, leadership and storytelling skills.
  • Descomplica Faculdade Digital
    Postgraduate Degree Data Analytics
    Descomplica Faculdade Digital
    Jan 2021 - Jan 2022 (1 year 1 month)
  • Universidade Católica de Brasília
    Financial Management
    Universidade Católica de Brasília
    Jan 2020 - Dec 2021 (2 years)
  • Universidade de Brasília
    Electrical and Electronics Engineering
    Universidade de Brasília
    Jan 2016 - Dec 2020 (5 years)
    • Co-Founder of Project Signal: a program focused on teaching programming to deaf children.
    • Co-Founder of UnB IEEE SSIT Branch, dedicated to promoting ethical and socially responsible applications of technology.
    • Organized and managed social events, including a Blood Donation Program.
    • Learned digital systems fundamentals, programming logic, algorithms, data structures, statistics, calculus and physics.
    • Experienced with C and VHDL.
Projects (professional or personal) verified_user 0% verified