Sergio Velasquez

Senior Frontend Developer

FedEx•  August 2023 - Present

I re-joined to work in a new and exciting project. Stack: Git, Jasmine, Angular.

Senior Frontend Developer

CarePay•  October 2021 - April 2023

I've made impactful contributions to both the maintenance and creation of new features across two portals. My multifaceted role involved: - Conducting meticulous checks on pull requests to ensure stringent adherence to coding standards, while staying abreast of the dynamic changes. - Providing robust support to fellow developers by aiding in tasks and addressing their queries; reciprocally seeking assistance when needed in our highly collaborative environment. - Ensuring the efficacy of pertinent pipelines, streamlining development processes without introducing bottlenecks. - Active participation in frontend chapter meetings, proactively proposing enhancements and constructively discussing others' suggestions for continuous improvement. - Full engagement in relevant scrum ceremonies, ensuring seamless alignment with team objectives. - Writing comprehensive unit tests using Jasmine, alongside regression tests utilizing Cypress and Cucumber methodologies. Skills: Web Pages, Agile Development, Bitbucket, Scrum, Cascading Style Sheets (CSS), HTML5, Reactive Programming, RxJS, Web Development, Apollo GraphQL, SASS, Cypress, NX, Front-end Development, Angular, Unit Testing, JavaScript, Git, GraphQL.

Senior Frontend Developer

FedEx•  December 2020 - September 2021

Web application development with Angular (12), Cypress, Jasmine, Karma, Typescript, RxJS, Jenkins, SonarQube, GIT - Refactored and modernized several components for the onboarding application. Implemented solutions for mixed localization where texts needed to be displayed for multiple languages simultaneously, without changing the locale. Managed release coordination involving team collaboration, requirements, and QA processes. Conducted comprehensive code reviews for both frontend and backend, contributing to process enhancement through static code analysis. Also, refactored and stabilized multiple e2e tests written in Cypress, ensuring consistent behavior in pipelines. Skills: Responsive Web Design, Web Pages, Agile Development, Scrum, Cascading Style Sheets (CSS), HTML5, Reactive Programming, RxJS, Web Development, SASS, Front-end Development, Angular, Agile Methodologies, Unit Testing, JavaScript, CSS, Git, HTML.

Senior Frontend Developer

Neocles•  October 2019 - November 2020

B2B Web Application Maintenance and Development - Tech Stack: Angular JS, Angular 9, Bootstrap, TypeScript, Angular Material, Jasmine, Karma, Jest, Storybook, Monorepo (NX), Cypress, GIT, RxJS, NgRx, NativeScript, Azure DevOps. Key Focus Areas: Promoting Clean and Tested Code, AngularJS Migration, Enhancing Continuous Integration for Improved Code Quality Checks, Removing Obstacles Hindering Legacy Code Transition. Achievements: Implementation of Quality Checks with SonarCloud for Clear Code Quality Insights, Facilitated Feature Teams to Develop New Features on a Fresh Codebase, Replacing Legacy Code. Skills: Responsive Web Design, Web Pages, Progressive Web Applications (PWAs), Agile Development, Scrum, Node.js, Cascading Style Sheets (CSS), HTML5, Reactive Programming, RxJS, Web Development, Apollo GraphQL, SASS, Front-end Development, Angular, Agile Methodologies, Unit Testing, AngularJS, JavaScript, CSS, Git, GraphQL, HTML.

Frontend Developer

backbase•  December 2017 - September 2019

Being part of the team in charge of the Experience Manager, my main work consisted on: - Frontend development with AngularJS, Angular and Vanilla JS and TS. - Lift & shift of old widgets and applications. - Maintenance of GoCD pipelinesBeing part of the team in charge of the Experience Manager, my main work consisted on: - Frontend development with AngularJS, Angular and Vanilla JS and TS. - Lift & shift of old widgets and applications. - Maintenance of GoCD pipelines Skills: Responsive Web Design · Web Pages · Agile Development · Bitbucket · Scrum · AJAX · Cascading Style Sheets (CSS) · HTML5 · Reactive Programming · RxJS · Web Development · SASS · Front-end Development · Angular · Agile Methodologies · Unit Testing · Java · AngularJS · SQL · JavaScript · CSS · Git · Jenkins · HTML

Software Developer

PSL•  May 2010 - November 2017

Participated in several projects as Full Stack developer. Tech stack: Java 1.6/1.8, IBM WebSphere, IBM DB2, JavaScript, TypeScript, AngularJS, Angular 4+, Bootstrap, JQuery, Java swing, EJBs, Sencha ExtJS, Tomcat, SQL Server, MS Reporting services, SVN, GIT - Built some rendering features of a proprietary framework with Javascript / TypeScript and Java. - Built core features of Web and Desktop applications. - Maintenance and new features of a a Java Swing application using Workflow processes and proprietary framework implemented with JPA persistence. - SQL sentences tuning. DB2 database tuning. Optimization of queries and use of indexes. - Profiling of java processes. - Removal of death locks in both DB and Application processes.Participated in several projects as Full Stack developer. Tech stack: Java 1.6/1.8, IBM WebSphere, IBM DB2, JavaScript, TypeScript, AngularJS, Angular 4+, Bootstrap, JQuery, Java swing, EJBs, Sencha ExtJS, Tomcat, SQL Server, MS Reporting services, SVN, GIT - Built some rendering features of a proprietary framework with Javascript / TypeScript and Java. - Built core features of Web and Desktop applications. - Maintenance and new features of a a Java Swing application using Workflow processes and proprietary framework implemented with JPA persistence. - SQL sentences tuning. DB2 database tuning. Optimization of queries and use of indexes. - Profiling of java processes. - Removal of death locks in both DB and Application processes. Skills: Responsive Web Design · Web Pages · Agile Development · Scrum · AJAX · Cascading Style Sheets (CSS) · HTML5 · Web Development · SASS · Front-end Development · Angular · Agile Methodologies · Unit Testing · Java · AngularJS · SQL · JavaScript · CSS · IBM Db2 · HTML