Cesar López
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Wordpress Developer
Medellín, Antioquia, Colombia
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Frontend developerAutónomoNov 2022 - Current (2 years 7 months)Freelance (Medellín) Web Developer 11.2022 - Present Responsibilities: - Develop e-commerce for the retail sector using JavaScript, React, HTML, CSS, PHP, and WordPress, creating new components and views to increase sales and enhance customer experience.. - Review and restructure front-end code and design by developing new features, renewing domains, and fixing bugs through the implementation of unit and functional tests to ensure smooth application deployment. - Create and deploy websites for the services sector by designing and maintaining scalable systems, monitoring performance, and implementing security practices. Achievements: - Increased online sales by 35% within the first 6 months by optimizing the website and implementing SEO st- NFrontend DeveloperNexer GroupAug 2021 - Oct 2022 (1 year 3 months)Responsibilities: - Develop various components and features for websites using React, WordPress, Next Js, HTML, CSS, PHP, and JSON, employing best programming practices to update and restructure site content. - Develop and manipulate relational databases using MySQL and GraphQL to ensure API connectivity and data handling for proper display on websites. - Implement unit and functional tests using Jest to identify bugs and deployment errors for subsequent correction, optimizing response times and user experience. Achievements: - Created the website for the Swedish government from scratch with over 20 components in 10 months. - Optimized performance and loading speed by 70% on websites by effectively identifying and solving bugs and impleme
- Desarrollador webJungleboxSep 2017 - Apr 2020 (2 years 8 months)Responsibilities: - Create and develop web mockups and landing pages by creating components, plugins, and various views using technologies such as WordPress, HTML, CSS, JavaScript, and PHP for renowned companies like Comfenalco and Poblautos. - Optimize code through the implementation of best programming practices, and conduct unit and functional tests to identify and fix bugs during deployment. - Collaborate interdisciplinarily with development and technology teams under SCRUM methodology to track various projects and ensure stakeholder satisfaction. Achievements: - Optimized web page indicators, impacting customer satisfaction by 30%, client retention by 45%, and increasing marketing KPIs by 25%. - Reduced operational costs by 30% and o
- Test Automation EngeneerGlobantSep 2017 - Apr 2020 (2 years 8 months)Responsibilities: - Develop and implement unit and functional tests for the design, development, and deployment of web pages and mobile applications using Java to reduce errors and response times. - Automate various processes by identifying areas for improvement and recurring paths to optimize code. - Collaborate with interdisciplinary teams using SCRUM methodology to ensure goal achievement and daily follow-ups. Achievements: - Reduced regression testing time by 50% through automation, allowing faster development cycles and more frequent deliveries. - Increased automated test coverage to 90% by creating new scripts, resulting in higher defect detection and improved software quality. - Reduced production bugs by 40% by implementing CI/CD
- NDesarrollador webNetticAug 2016 - Apr 2017 (9 months)- Desarrollador web
- Desarrollador webWeb Creativa LtdaJul 2015 - Sep 2016 (1 year 3 months)- Desarrollador web
- Desarrollador webSimbolo Agencia Digital S.A.SMay 2014 - Jun 2015 (1 year 2 months)- desarrollo de sitios web
- Desarrollador webKnowbiSep 2010 - Mar 2013 (2 years 7 months)- desarrollo de sitios web
Education
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- PublicidadFundación universitaria Luis AmigóFeb 2011 - Feb 2016 (5 years 1 month)
- Tecnólogo profesional en desarrollo de softwareServicio Nacional del Aprendizaje-SENAFeb 2007 - Nov 2009 (2 years 10 months)