Jimmy Roa

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Full-Stack Software Developer ( Frontend - Backend - Databases - Cloud deployment)

Apr 2024 - Current (1 year 2 months)

• Developed SPAs using React, TypeScript, JavaScript. • Built RESTful APIs with .NET C# and created features based on user requirements. • Designed and optimized SQL Server databases. • Developed models, classes, and entities using OOP principles and implemented SOLID principles. • Created reusable components and functionalities, optimizing system architecture and design. • Deployed apps on AWS EC2, used AWS S3 for storage. • Congured CI/CD pipelines. • Conducted unit testing and applied cybersecurity me

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Full Stack Engineer ( Frontend - Backend - DB) Sydney Australia

www.xref.com

May 2023 - Feb 2024 (10 months)

• Develop and maintain web applications using Frontend Angular and C#. NET Backend • Develop and migration EF databases and applications (SQL Server and Microsoft Azure) • Collaborate with the engineering and product teams to design and implement new features • Analyze UX, and work closely with the business to implement user-centric interfaces. • Improve the performance , usability and cyber security of the applications (Frontend, Web APIs, DBs) • REST APIs based development • Writing and maintaining program code to meet business requirements, system designs, and technical specications. • Testing, debugging, xing errors and faults in applications to ensure it performs to specication. • Work with data scientists and analysts to improve s

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Developer / Programmer ( Angular Frontend )

www.prophecyinternational.com, www.snaresolutions.com

Jul 2022 - Dec 2022 (6 months)

Creating Angular Frontend components and APIs integration with Backend by implementing the last techniques and best practices in Security, Performance, and Usability for snaresolutions.com , platform for log collection in the cybersecurity environment for large companies such as; Nasa, Oxy, Warner Brothers, and UPS. Functionalities such as: Real-Time Event Filtering and Snare Agent Manager. Develop new features using Angular / TypeScript and REST APIs. Unit tests using Jasmine test framework. Maintain existing web applications and portals. Build reusable code and libraries. Agile software development, including code reviews, continuous integration, testing and documentation. Experience working with Nodejs , JavaScript frameworks, deve

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Developer / Programmer ( Angular Frontend )

Debt Payable / www.vestigate.com.au

Jun 2021 - May 2022 (1 year)

• Development of functionalities such; Complex forms system for Agent case management, new user low and frontend development for the Payment system, and a new process to Place a listing and search cases by flter and categories. • Front-End programming using Angular 12 framework, Javascript and Typescript, Object-Oriented programming, Component/Modules oriented programming CSS-HTML-TypeScript. Reactive programming, Angular Directives, Components, Routing, Services, Input, Outputs, FormControl, and Validation. API integration with Backend and microservices. • Experience in pure CSS coding (Grid and Flexbox), Pre-processor SAAS, Material design, MDB, and Bootstrap frameworks. Responsive mobile development and User Interface optimization. C

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Developer / Programmer ( Angular / PHP )

Jan 2019 - Nov 2020 (1 year 11 months)

• Frontend Development / User Interface components using (HTML-CSS-JavaScript/TypeScript). CSS frameworks Implementation such as Bootstrap y Material design. Modules and Components oriented programming. LIFT pattern implementation. Object oriented-programming OOP for Models (classes, objects, and interfaces on TypeScript). Routing, Lazy loading modularization and queryParams implementation. Reactive forms implementation and Async validations (FormGroup / FormBuilder + Custom validations). Dependency Injection for services/components. • API REST integration with services on Angular. Programming CRUD methods in JS /TypeScript with connection to HTTP methods (GET, POST, PUT, DELETE) from APIs. JSON objects Conversion to (model) class/ i

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Developer/Programmer

Jun 2012 - Nov 2017 (5 years 6 months)

• Creation of Use cases, UML diagrams, Class diagrams, ow charts, navigation maps and user ows based on business requirements and functionalities. Database modelling and entity - relationships diagrams ERD. Develop solutions using Backend PHP (MVC pattern) and CRUD methods programming to integrate (SQL queries) to create, query, update and delete records in the database. • Design user Interfaces (UI / Mobile, Tablet, and Desktop) according to business requirements and final users' feedback. Frontend Development and UI components programming using HTML / CSS / JAVASCRIPT Saas pre-processor, and frameworks such as JQuery and Bootstrap. Test plans and Unit testing of data request and response, methods, and functionalities. Implementation o

Junior Web Programmer

Ariadna Communications Group

Aug 2009 - Nov 2009 (4 months)

HTML and PHP programming edition, for project Migration of Citibank Bank websites from Central America to Panama, Costa Rica, Honduras, El Salvador, Guatemala, and Nicaragua. Editing code and ash animations, Flash programming AS3, graphic design for SEAT Mexico website banners.

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Web Developer - Cofounder

OK Press

Mar 2008 - Dec 2017 (9 years 10 months)

Online printing platform Development / Automation system print work orders / Programming of price calculation system based on pdf les / Payment system integration API Payu Latam / Development in Javas- cript, Html5, Css3, and PHP languages.

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Jimmy's behavioral traits
Jimmy's likely patterns of behavior, thought, values, and emotion. Based on the HEXACO model, OCP instrument, and Torre’s own research.