J Rius

Software Engineer

Freelance•  January 2022 - Present•  Barcelona, Madrid, Remote

Full Stack Engineer (2022 - 2024) :: Freelance • Intranet migration to Next.js and Typescript, with test coverage in Cypress and Jest. • Mobile-first companion PWA for real-time document searching and sharing, written in JavaScript with React, Firebase, testing with Cypress and Jest, with prefetching, caching and load balancing capabilities. • Desktop PWA to classify and distribute documents across a university research group, written in JavaScript with React as UI, Firebase for authentication, data storage, hosting, and database, testing with Cypress and Jest.

Software Engineer

Sabbatical•  January 2021 - December 2021

Embarking on a sabbatical period marked a transformative chapter in my career. Over the past three years, I dedicated myself to a journey of continuous learning, exploration, and hands-on development within the captivating ES6+ ecosystem. Key highlights of this period include: - Delved deep into React as a UI framework, channeling my efforts towards crafting engaging and responsive user interfaces. - Explored and implemented Progressive Web App (PWA) principles to enhance the performance and user experience of web and mobile applications. - Placed a strong emphasis on building robust and reliable software by incorporating comprehensive testing practices. - Embraced Typescript to elevate the scalability of projects, leveraging its strong typing system to enhance code maintainability and reduce potential errors. This sabbatical period has not only deepened my technical expertise but also reaffirmed my passion for software engineering.

Software Engineer

Servizurich•  January 2015 - December 2020

In my role as a Tech Lead within the Data & Analytics team, I had the privilege of contributing to impactful achievements, including: - As a Tech Lead, I orchestrated the design and integration of the VDS, a move that significantly bolstered the accuracy of Swiss BU reporting to an impressive 99.99%. This initiative played a crucial role in elevating the precision and reliability of our reporting systems. - Taking on the role of Scrum Master, I played a pivotal part in introducing the SAFe (Scaled Agile Framework) methodology within the team. This transition to SAFe methodology fostered a more collaborative and efficient work environment, ensuring alignment with broader organizational goals.

Software Engineer

Servizurich•  January 2011 - December 2014

During a transformative phase at the Technology Delivery Center, I played a key role in steering the migration from legacy technologies to a real-time Data Hub. Notable accomplishments during this period include: - Led the migration effort from legacy systems in DB2 to a state-of-the-art real-time Extract, Transform, Load (ETL) process using Attunity. This strategic move significantly reduced data latency, enabling information to be available with just a 5-minute delay. The transition enhanced our data infrastructure, fostering more timely and responsive operations. - Successfully optimized monthly closure processes, reducing calculation times from several days to an efficient overnight process. This enhancement streamlined operations and contributed to a more agile and efficient workflow

Software Engineer

Servizurich•  January 2008 - December 2010

Transitioning to the role of Functional Analyst for Data Warehousing within the Center of Excellence for the Common Platform has been a rewarding journey. I had the chance to contribute to initiatives that modestly impacted our data capabilities: - Collaborated on extending Extract, Transform, Load (ETL) processes to accommodate the Common Platform Data Warehouse. This initiative expanded our data coverage from one to four countries, fostering a more comprehensive analytics environment. - Played a part in the implementation of a standardized Underwriting Premium calculation tailored for Sales Funnel analysis. This effort aimed at streamlining processes across the organization, promoting consistency and accuracy in premium calculations.

Software Engineer

Zurich España•  April 2006 - December 2007

As a Data Warehouse Programmer at Zurich España, I utilized technologies such as MicroStrategy, DB2, COBOL, and shell scripting. During my role, I achieved the following: - Streamlined scheduling of the Extract, Transform, Load (ETL) processes for the Spain Data Warehouse, resulting in a 30% simplification of the legacy landscape. This contributed to improved operational efficiency. - Implemented optimizations in the calculation processes of Data Marts, leading to a 50% reduction in loading time. This improvement enhanced data retrieval speed and contributed to a more responsive data ecosystem.