Geral Esteen Castillo Arredondo
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Geral Esteen Castillo Arredondo

Geral Esteen Castillo Arredondo

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Senior Full-Stack Engineer
Villa EL Salvador, Provincia de Lima, Peru

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Résumé

Jobs verified_user 0% verified
  • Devsu
    Senior Software Engineer
    Devsu
    Dec 2023 - Current (1 year 8 months)
    Contributed to the development of new features for the NTWRK platform and a telehealth ticketing system, focusing on enhancing live shows, improving product trading interfaces, and optimizing medical logistics workflows. Achievements: ● Revamped the live shows system, resulting in a 60% increase in the productivity of the sales team. ● Implemented a dynamic ticket assignment and filtering system for the telehealth platform, reducing case handling time by 40%, and optimized database interactions to decrease API response times by 55% across high-traffic endpoints. Tech Stack: React, TypeScript, React Native, Node.js, Go, GraphQL, PostgreSQL, DynamoDB, MongoDB, AWS CDK, AWS RDS, AWS S3, Kubernetes, Terraform, Docker, CI/CD, AWS Lambdas, AWS AP
  • O
    Full-Stack Engineer public Remote experience
    Oceans Code Experts
    Jun 2022 - Nov 2023 (1 year 6 months)
    Spearheaded the development and maintenance of the Musicasa web platform, enabling users to host and attend home concerts. Achievements: ● Implemented innovative features in the Musicasa platform, leading to a 30% increase in user interaction. ● Executed critical bug fixes in the TooHearts photography application, enhancing user image-sharing capabilities and boosting company profits by a staggering 70%. ● Achieved an 85% improvement in software performance by identifying and rectifying bugs related to responsive design in multiple projects. Tech Stack: React, React Native, Node.js, AWS CloudFront, AWS S3, TypeScript, Stripe, Strapi, SQL, GraphQL, Next.js, FastAPI, Python
  • Esfera digital
    Full-Stack Developer public Remote experience
    Esfera digital
    Dec 2020 - May 2022 (1 year 6 months)
    Developed web and mobile applications using a diverse technology stack. Contributed to the creation of a fitness platform, enabling users to participate in online and in-person training and quality of life classes. Worked on an advanced task and team management platform, simplifying group creation and management. Achievements: ● Developed and launched a real-time chat feature, improving user interaction by 25%. ● Successfully reduced client-reported bugs by 50% through the implementation of tools like Trello. ● Participated in the implementation of the rook motion system for the mobile app, enabling real-time heart rate monitoring and boosting user experience by 40%. Tech Stack: React Native, React, NestJS, Angular, Ionic, TypeScript, Boo
  • U
    Web Developer public Remote experience
    Universal Soft
    Nov 2019 - Nov 2020 (1 year 1 month)
    Played a pivotal role in diverse projects, including a betting platform and a banking platform for "Caja Metropolitana de Lima". Contributed to the "WomenApp" project, aimed at assisting women facing harassment. Played a significant part in developing an educational platform that enabled users to enroll in various courses. Achievements: ● Achieved the creation of an app allowing course sales through referrals, leading to a 60% increase in productivity. ● Enhanced the quality of the multilevel business software by 34% by implementing a virtual classroom for students. ● Implemented an application for automatic watermarks on PDF documents, resulting in a 90% increase in the finance team's productivity. ● Improved software performance by 60% t
Education verified_user 0% verified
  • Peruvian University of Applied Sciences
    Bachelor of Science in Computer Engineering
    Peruvian University of Applied Sciences
    Mar 2017 - Dec 2022 (5 years 10 months)