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I am a software engineer with over two years of experience building robust and scalable applications using Angular, React for front-end, and Node.js/TypeScript and Java/SpringBoot for back-end. I have strong expertise in micro-frontends, modular architecture, and CI/CD automation with Docker and GitLab CI. I have successfully led frontend migrations, optimized application performance and security, and delivered real-time, multi-portal business solutions for government and enterprise clients. I’m passionate about improving operational visibility and streamlining complex business processes through innovative software solutions.…I am a software engineer with over two years of experience building robust and scalable applications using Angular, React for front-end, and Node.js/TypeScript and Java/SpringBoot for back-end. I have strong expertise in micro-frontends, modular architecture, and CI/CD automation with Docker and GitLab CI. I have successfully led frontend migrations, optimized application performance and security, and delivered real-time, multi-portal business solutions for government and enterprise clients. I’m passionate about improving operational visibility and streamlining complex business processes through innovative software solutions.

Mardel José Juma

Full Stack Developer, Front-End Developer, DevOps Developer, +1

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I am a software engineer with over two years of experience building robust and scalable applications using Angular, React for front-end, and Node.js/TypeScript and Java/SpringBoot for back-end. I have strong expertise in micro-frontends, modular architecture, and CI/CD automation with Docker and GitLab CI. I have successfully led frontend migrations, optimized application performance and security, and delivered real-time, multi-portal business solutions for government and enterprise clients. I’m passionate about improving operational visibility and streamlining complex business processes through innovative software solutions.…I am a software engineer with over two years of experience building robust and scalable applications using Angular, React for front-end, and Node.js/TypeScript and Java/SpringBoot for back-end. I have strong expertise in micro-frontends, modular architecture, and CI/CD automation with Docker and GitLab CI. I have successfully led frontend migrations, optimized application performance and security, and delivered real-time, multi-portal business solutions for government and enterprise clients. I’m passionate about improving operational visibility and streamlining complex business processes through innovative software solutions.

Available to hire

I am a software engineer with over two years of experience building robust and scalable applications using Angular, React for front-end, and Node.js/TypeScript and Java/SpringBoot for back-end. I have strong expertise in micro-frontends, modular architecture, and CI/CD automation with Docker and GitLab CI.

I have successfully led frontend migrations, optimized application performance and security, and delivered real-time, multi-portal business solutions for government and enterprise clients. I’m passionate about improving operational visibility and streamlining complex business processes through innovative software solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Software Engineer - Consultant at Lokus Consultoria

June 1, 2024 - Present

Designed and developed a full-stack Gas Station Fuel Management System using React and Express.js. Implemented role-based access control and modular features for fuel inventory, expense tracking, convenience store & stock management, employees & users management, client management, and supplier fuel orders. Integrated shift management, equipment monitoring, and automated reporting enabling real-time operational visibility and streamlined multi-branch station operations.

Front End Engineer at Dot Tecnologias Lda

March 1, 2024 - Present

Upgraded Angular application from version 11 to 12, implementing lazy loading and caching to reduce initial load times significantly and passing OWASP security audits. Architected and delivered a micro-frontend system for four portals with Single Sign-On enabling seamless cross-portal navigation and modular component reuse. Implemented CI/CD pipelines using GitLab and Docker to automate builds, tests, and deployments, reducing release times from hours to minutes. Developed a React drag-and-drop page builder for a public portal, enabling non-technical admins to create pages and accelerate content updates by 70%.

Software Engineer at Netline Serv, Ltd

March 31, 2024 - August 25, 2025

Led the migration of a legacy Spring JSP system to Spring Boot and Next.js, delivering a modern, scalable, and multi-tenant platform. Built automated evaluation flows including time-restricted exam downloads/uploads, grading, attendance marking, and academic tracking, improving teacher efficiency and student engagement. Implemented CI/CD pipelines and Vercel deployments, eliminating manual processes and accelerating release cycles.