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Hi, I’m Roman Rojas, a full‑stack engineer with 8+ years of experience building scalable web applications using Angular, React, and .NET Core. I’m passionate about clean code, smart solutions, and collaborative problem‑solving, with a track record of improving performance and leading cross‑functional development in cloud architectures, frontend design, and system optimization. I thrive on turning complex logistics challenges into maintainable software and enjoy mentoring junior developers, expanding test coverage, and delivering inclusive, accessible user experiences.…Hi, I’m Roman Rojas, a full‑stack engineer with 8+ years of experience building scalable web applications using Angular, React, and .NET Core. I’m passionate about clean code, smart solutions, and collaborative problem‑solving, with a track record of improving performance and leading cross‑functional development in cloud architectures, frontend design, and system optimization. I thrive on turning complex logistics challenges into maintainable software and enjoy mentoring junior developers, expanding test coverage, and delivering inclusive, accessible user experiences.

Roman Rojas

Full Stack Developer, Web Developer, Front-End Developer, +2

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Hi, I’m Roman Rojas, a full‑stack engineer with 8+ years of experience building scalable web applications using Angular, React, and .NET Core. I’m passionate about clean code, smart solutions, and collaborative problem‑solving, with a track record of improving performance and leading cross‑functional development in cloud architectures, frontend design, and system optimization. I thrive on turning complex logistics challenges into maintainable software and enjoy mentoring junior developers, expanding test coverage, and delivering inclusive, accessible user experiences.…Hi, I’m Roman Rojas, a full‑stack engineer with 8+ years of experience building scalable web applications using Angular, React, and .NET Core. I’m passionate about clean code, smart solutions, and collaborative problem‑solving, with a track record of improving performance and leading cross‑functional development in cloud architectures, frontend design, and system optimization. I thrive on turning complex logistics challenges into maintainable software and enjoy mentoring junior developers, expanding test coverage, and delivering inclusive, accessible user experiences.

Available to hire

Hi, I’m Roman Rojas, a full‑stack engineer with 8+ years of experience building scalable web applications using Angular, React, and .NET Core. I’m passionate about clean code, smart solutions, and collaborative problem‑solving, with a track record of improving performance and leading cross‑functional development in cloud architectures, frontend design, and system optimization.

I thrive on turning complex logistics challenges into maintainable software and enjoy mentoring junior developers, expanding test coverage, and delivering inclusive, accessible user experiences.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

NET/Angular Engineer at Suddath Relocation Systems

November 1, 2019 - Present

Developed and modernized enterprise applications using Angular and .NET Core, leading frontend and backend improvements across multiple logistics applications. Built and maintained cloud systems using Azure DevOps, updated deployment configurations, and integrated Azure Key Vault to securely manage secrets. Reengineered legacy document ingestion systems and implemented in-memory processing for greater stability and faster throughput. Led frontend development with Angular Material and NgRx, applying Redux patterns for predictable state management. Improved observability and diagnostics by integrating Serilog and Azure Application Insights. Expanded unit test coverage with xUnit for backend services and Karma with Jasmine for frontend components. Collaborated with stakeholders to translate complex logistics requirements into user stories, and mentored junior developers.

UI Developer at AniList

November 1, 2016 - October 1, 2017

Designed and developed key UI components with a focus on accessibility standards using React, ensuring smooth and inclusive user experience. Collaborated with engineers to optimize GraphQL data handling, reducing load times and improving overall application performance. Prioritized responsive design and optimized applications for mobile and desktop devices. Maintained unit and integration tests with Jest, contributing to high test coverage and deployment stability. Participated in daily Scrum and contributed to a collaborative engineering culture.

Frontend Engineer at Otakuchan (Anime Shop Online)

October 1, 2017 - November 1, 2019

Designed and developed key UI components with a focus on accessibility using React/React-based tooling; ensured smooth and inclusive user experience. Optimized GraphQL data handling and reduced load times while improving overall app performance.

Frontend Engineer at Freelance (Remote)

January 1, 2016 - November 1, 2016

Delivered responsive web solutions across multiple clients, focusing on accessibility, performance, and clean UI. Implemented SEO-conscious front-end strategies and collaborated with cross-functional teams to translate client requirements into polished products.

.NET/ Angular Engineer at Sudath Relocation Systems

November 1, 2019 - Present

Developed and modernized enterprise applications using Angular 1.9 and .NET Core, leading frontend and backend improvements across multiple logistics applications. Built and maintained cloud systems with Azure DevOps, updated YAML deployment configurations, and integrated Azure Key Vault to securely manage secrets. Designed scalable RESTful APIs and implemented message queue integration to decouple services and improve reliability. Engineered background processing with Hangfire to automate tasks such as reading Office365 mailboxes via Microsoft Graph API and routing data into internal platforms. Redesigned legacy document ingestion systems by replacing file directory dependencies with in‑memory processing for greater stability and throughput. Led frontend development with Angular Material and NgRx, applying Redux patterns for predictable state management. Created a library of reusable components and modular CSS for responsive UI across projects. Followed best practices in component a

React Developer at Otakuchan (Anime Shop Online)

October 1, 2017 - November 1, 2019

Designed and developed key UI components with a focus on accessibility standards using React, ensuring a smooth and inclusive user experience. Collaborated with engineers to optimize GraphQL data handling, reducing load times and improving overall application performance. Prioritized responsive design and optimized applications for mobile and desktop devices.

React Developer at AniList

November 1, 2016 - October 1, 2017

Built reusable React components to streamline development and maintain a consistent user interface. Created responsive UIs across screen sizes, improving user experience on mobile and desktop platforms. Maintained unit and integration tests using Jest, contributing to 95% test coverage and improving deployment stability.

Frontend Engineer at Freelance

January 1, 2016 - November 1, 2016

Designed and developed customized websites using WordPress, Node.js, React, and Angular, delivering tailored web solutions for various clients. Focused on SEO strategies to help clients improve online visibility and drive traffic to their websites.