Senior Software EngineerFreelancer & Open to Full-Time

Delivering scalable, enterprise-grade solutions with expertise in international collaboration and technical leadership

7+ Years Experience

Maersk STAR Award Winner

Global Team Leadership

Hiran Travassos

Senior Software Engineer

Seasoned full-stack engineer with extensive experience delivering enterprise-grade solutions for both freelance clients and international corporations.

Specialized in React, Next.js, TypeScript, and Node.js, with a proven track record of leading technical modernization initiatives and collaborating effectively with cross-functional stakeholders across multiple time zones.

Available for freelance projects and open to full-time opportunities.

Years Experience

20+

Client Projects

Maersk Awards

Maersk Experience Highlights

Senior Software Engineer at A.P. Moller - Maersk, recognized for exceptional technical contributions and leadership

STAR Award

Maersk's Highest Honor

Recognized for exceptional out-of-the-box thinking and outstanding contributions to frontend development innovation

October 2025

SPOT Award

Technical Excellence Recognition

Awarded for technical growth and extensive knowledge of Maersk's Design System (MDS)

December 2023

Led Next.js Adoption

Spearheaded migration from Angular to Next.js, improving performance and maintainability across critical logistics platforms

International Collaboration

Worked daily with cross-functional teams across Europe, Asia, and the Americas, ensuring on-time delivery of global features

Enhanced Maersk Design System

Contributed reusable components and accessibility improvements to MDS, ensuring consistent UI/UX across products

Expertise & Skills

Comprehensive technical skills paired with proven ability to communicate effectively with stakeholders

Frontend Excellence

React & Next.jsTypeScriptTailwind CSSRedux & ZustandFramer MotionResponsive Design

Backend & Architecture

Node.js & NestJSJava & Spring BootPostgreSQL & MySQLREST APIsMicroservicesClean Architecture

DevOps & Tools

Git & GitHubDockerCI/CD (GitHub Actions)AWS (Lambda, S3)Agile & ScrumJest & Cypress

Professional Skills

Stakeholder CommunicationTechnical LeadershipCross-functional CollaborationRemote Team ManagementClient RelationsProject Planning

Featured Projects

Selected work demonstrating enterprise-level development and stakeholder collaboration

Ecommerce

2022 - Present

alianca.com.br

Led frontend development for Aliança Navegação's (Maersk brand) modernization initiative, migrating a legacy Angular system to Next.js with the Maersk Design System (MDS).Architected scalable solutions for this enterprise-grade e-commerce platform, ensuring compliance with strict security protocols and design standards.As the longest-tenured frontend engineer on the project, drove architectural decisions and established foundational patterns that shaped the entire application's development.Collaborated daily with international cross-functional teams across multiple time zones, delivering a high-impact solution serving global logistics operations.

Intercab

2024 - 2026

Led technical transformation of Aliança Navegação's core internal system managing bookings, agreements, customers, and products for cabotage logistics operations.Spearheaded migration from legacy Angular and Java monoliths to modern React microfrontends architecture, addressing extensive technical debt while maintaining business continuity.Collaborated with international squad to deliver new features and automation processes, enabling customer autonomy in contract creation and booking scheduling.Successfully managed stakeholder expectations at multiple levels, including directory-level communication, while driving strategic technical decisions that stabilized the platform through 2026.

Visual Box

2021 - Present

visualbox.com.br

visualbox.com.br/sistema

Full-stack system managing glass manufacturing and retail operations since 2021. Delivered complete modernization while ensuring zero data loss during migration.Executed seamless database migration handling extensive legacy data, then rebuilt the entire system using React and Node.js/Express for improved performance and maintainability.System continues to serve as a critical business tool for daily operations, demonstrating long-term reliability and sustained client value.Key achievement: Successfully balanced modern technology adoption with business continuity, ensuring smooth transition with no operational downtime.

Conecta

2021 - 2023

conectagabinete.com.br

Full-stack freelance development for a comprehensive application hub serving multiple business functions. Navigated complex multi-developer codebase to deliver enhancements and maintenance.Demonstrated adaptability working within large-scale collaborative environment with diverse stakeholder requirements.Maintained project continuity from 2021-2023 while balancing full-time role at Maersk, showcasing strong time management and client communication skills.Successfully managed stakeholder expectations and project scope to ensure quality deliverables despite resource constraints.

Teiia

2021 - 2022

teiia.com.br

Frontend development for compliance management platform targeting medium-sized enterprises using Vue.js framework.Developed scalable component architecture and reusable templates, ensuring consistent user experience across the application.Collaborated effectively with backend team to deliver seamless integration and reliable functionality.Demonstrated ability to work independently as freelance consultant while maintaining high code quality standards.

Triad

2023 - 2024

Architected and developed complex e-commerce platform with multi-user workflows and custom design patterns using Next.js and NestJS.Delivered technically sophisticated solution addressing diverse business requirements and stakeholder needs.Led full-stack development independently, demonstrating comprehensive technical expertise and problem-solving capabilities.Successfully navigated project complexities while maintaining scalable architecture and clean code principles.

Let's Work Together

Whether you need a freelance expert for your next project or seeking a full-time senior engineer

Available for Freelance

Bringing enterprise-level expertise to your projects. Specialized in scalable web applications, technical leadership, and stakeholder collaboration.

Connect on LinkedIn

Open to Full-Time

Seeking opportunities to contribute to innovative teams. Proven track record with international corporations like Maersk.

Let's Connect

Preferred contact: LinkedIn messages

Let's Connect Professionally

Connect with me on LinkedIn to discuss opportunities or collaborations