Image of Guillermo Arellano

Guillermo Arellano

Angular Frontend Developer - Contractor

I accelerate user interface (UI) development on web projects for organizations.

Greater Chicago Area

Section title

Guillermo Arellano's Email Addresses & Phone Numbers

Guillermo Arellano's Work Experience

Northwestern University

Angular Frontend Developer - Contractor

July 2018 to October 2018

Evanston, IL

Solstice

Technical Consultant - Contractor

August 2017 to November 2017

Chicago, IL

Visa

Sr. Software Engineer

May 2015 to May 2017

Austin, TX

Guillermo Arellano's Education

Weslaco High School

Graduated with honors, top 10% of class, Computer Science

The Ohio State University

Bachelor of Science, Computer and Information Science

About Guillermo Arellano's Current Company

Northwestern University

Northwestern is one of the USA’s premier research universities, combining innovative teaching and pioneering research in a highly collaborative, multidisciplinary, and diverse environment. Northwestern provides opportunities for intellectual, personal, and professional growth in two campuses located on Lake Michigan in the state of Illinois in Evanston, minutes north of Chicago, and a 25-acre campus in downtown Chicago....

About Guillermo Arellano

📖 Summary

Angular Frontend Developer - Contractor @ Northwestern University Northwestern is one of the USA’s premier research universities, combining innovative teaching and pioneering research in a highly collaborative, multidisciplinary, and diverse environment. Northwestern provides opportunities for intellectual, personal, and professional growth in two campuses located on Lake Michigan in the state of Illinois in Evanston, minutes north of Chicago, and a 25-acre campus in downtown Chicago. A third campus in Doha, Qatar, was founded in 2008.I worked as an Angular frontend developer for the Flipped-French project in the Weinberg College Media and Design Studio. I was responsible for developing the core features for an application that acts as adaptive courseware to help guide, teach, and test foreign-language learners of French. My job was to help organize the feature requirements and implement them using the Angular 6 framework.Achievements:● Collaborated with Lead Developer to clarify business requirements for frontend development.● Converted five major features into User Stories to track in an Agile Kanban board hosted on GitHub. ● Implemented the features using Angular 6 using TypeScript, versioned in Git, and deployed to Netlify.● Produced Unit Tests using Jasmine and Karma to automate code quality checks.● Created End-to-End tests using Protractor to validate user experience with the application automatically.● Defined the endpoints and JSON responses for the backend API that would serve questions and answers.● Implemented animations using Angular’s declarative domain-specific language using the Web Animations API.● Incorporated sound streaming using MediaElement.js library to string multiple files together dynamically.● Progressively refactored over 2,000 lines to make existing code easier to follow and maintain.● Enhanced 13 HTML templates to make them more semantic and accessible for keyboard use. From July 2018 to October 2018 (4 months) Evanston, ILTechnical Consultant - Contractor @ Solstice Solstice Consulting, LLC is a digital consulting group that is responsible for helping companies to innovate and improve their product offerings. They provide strategists and engineers to digitally transform businesses to help them stay ahead of the competition.The Repairs project, in which I was the developer lead, involved adding a wizard feature to the eCommerce site of our client, Rockwell Automation. I was responsible for validating the UI requirements and web features that our strategists and UX designers agreed to with the client stakeholders. Also, I was responsible for building the frontend, backend, and keeping other developers and leads aware of the technical design and implementation aspects of the project.Achievements:● Led the development of a web wizard interface for Rockwell Automation allowing hundreds of customers to submit Repairs Quotes requests online in a responsive web application.● Built System and Experience level APIs for Rockwell’s new eCommerce portal using the MuleSoft Anypoint Platform.● Performed frontend development using Angular 2+ for a large web application.● Generated Unit Tests using Jasmine and Karma to automate testing for a large codebase effectively.● Created End-to-End tests using Protractor to validate feature integration and web user experience.● Tech Lead for two developers working out of Buenos Aires, Argentina.● Participated in design and code reviews to ensure best practices and high-quality code.● Recommended best practices around source control, deployment, and issue tracking.● Acquired technical knowledge of software, hardware, and open source technology stacks. From August 2017 to November 2017 (4 months) Chicago, ILSr. Software Engineer @ Visa Visa Inc. is an American multinational financial services corporation headquartered in Foster City, California, United States. They are responsible for providing card payment services for major banks all around the world. Visa connects people every day through innovative payment solutions.My main project while at Visa Inc., was leading and implementing the Global Compliance Tool project as a SharePoint-hosted web app. Primary responsibilities involved helping the client and stakeholders understand the problem and identify value outcomes of project deliverables. Lead and support Business Analysts, Data Analysts, and Software Engineers through the development project. Realize and present dollar savings and revenue achieved an outcome of the project.Achievements:● Delivered a “Global Compliance Tool” web app developed in AngularJS for Visa’s Legal Risk team to streamline global compliance processes and open new revenue stream worth $4 million.● Consolidated 4 compliance programs in multiple regions into one web app tracking tool with worldwide access, reporting, and communication capabilities.● Reduced various manual processes for the global data security Risk team by automating them using AngularJS and SharePoint web features.● Eliminated multiple regional Excel spreadsheets and a Microsoft Access database.● Reduced global compliance reporting from 14 down to 2 days, generating hundreds of thousands of dollars in efficiency savings.● Improved data accuracy in compliance and reporting output.● Managed customer expectations on the application solution and its deliverables. ● Negotiated with the product owner and stakeholders the priorities for feature requests.● Supported the customers in helping them understand the gaps in business processes and how to resolve them using technology.● Led team of offshore and onshore developers to implement a SharePoint web app project using the AngularJS framework. From May 2015 to May 2017 (2 years 1 month) Austin, TXSenior SharePoint Solutions Specialist @ Visa Visa Inc. is an American multinational financial services corporation headquartered in Foster City, California, United States. They are responsible for providing card payment services for major banks all around the world. Visa connects people every day through innovative payment solutions.As a SharePoint Solutions Specialist, my main role was to deliver training, support, and process improves to the organization for the Microsoft SharePoint platform. I served the role of an internal consultant, helping business teams leverage SharePoint for improved collaboration and process automation.Achievements:● Generated over $200,000 in efficiency savings by implementing an attestation solution using Nintex 2013 for JP Morgan Chase data for the Risk Management Team.● Delivered web-based request forms for the Enterprise Business Intelligence (EBI) organization.● Collaborated closely with Corporate Communications to enhance an Intranet Company Alert system.● Generated estimates and executed development work for an online sign-up system for technical support.● Provided 3rd level support for existing SharePoint sites delivered by the technology team.● Prioritized and completed a conference booking system for One Market Center facility in San Francisco.● Frequently shared lessons-learned and technical tips during group show-and-tell sessions.● Worked effectively and independently to complete daily activities.● Developed a request system for Citrix virtual desktops using custom Nintex 2013 workflows to automate the provisioning process for the entire organization.● Implemented a cost-saving process to track and validate wireless mobile device licenses with a custom solution on SharePoint 2013 for the BYOD program.● Designed and implemented web form questionnaire that tracked mobile development projects inside Visa.● Wrote blog articles for power-users with tips and tricks on using SharePoint, Nintex, and InfoPath technologies. From May 2014 to May 2015 (1 year 1 month) RemoteSenior SharePoint Solutions Specialist @ Visa Visa Inc. is an American multinational financial services corporation headquartered in Foster City, California, United States. They are responsible for providing card payment services for major banks all around the world. Visa connects people every day through innovative payment solutions.As a SharePoint Solutions Specialist, my main role was to deliver training, support, and process improves to the organization for the Microsoft SharePoint platform. I served the role of an internal consultant, helping business teams leverage SharePoint for improved collaboration and process automation.Achievements:• Delivered a record management SharePoint solution for the Legal Department that replaced custom web application• Developed a request system for Citrix virtual desktops using custom workflows to automate provision process for the entire organization• Created executive blog template for migration of content from SharePoint 2010 to 2013 intranet • Trained SharePoint 2010 site owners and users on new 2013 capabilities and features as part of the migration project• Managed migration to SharePoint 2013 of 10 critical sites by testing, resolving issues, training, and coordinating communications• Resolved technical issue causing electronic forms to not authenticate properly during content migration to new SharePoint 2013 platform• Implemented cost-saving process to track and validate wireless mobile device licenses with a custom solution on SharePoint 2013 for BYOD program• Designed and implemented web form questionnaire that tracked mobile development projects inside Visa• Designed and documented best-practices for internal solutions team• Wrote internal tips and tricks blog articles for power-users of SharePoint, Nintex, and InfoPath technologies• Generated support best practices and documentation for system maintenance From June 2013 to May 2014 (1 year) Austin, TexasCollaboration Solutions Specialist @ Kraft Foods, Inc. Kraft Foods Inc. was an American multinational confectionery, food and beverage conglomerate. It marketed many brands in more than 170 countries. Twelve of its brands annually earned more than $1 billion worldwide: Cadbury, Jacobs, Kraft, LU, Maxwell House, Milka, Nabisco, Oreo, Oscar Mayer, Philadelphia, Trident, Tang. In 2015, it merged with the Heinz company to become the Kraft Heinz Co.As a Collaborations Solutions Specialist, I served the role of an internal consultant. This entirely new position entailed that I work with multiple internal business units to provide web and portal solutions to improve collaboration and automation, leveraging the Microsoft SharePoint platform. I also provided coaching, training, and technical support.Achievements:● Migrated enterprise content to Microsoft SharePoint 2010 technology platform.● Facilitated in the deployment of internal corporate Intranet to 78,000 employees.● Eliminated paper forms used for the server monitoring process in South Africa by converting them to InfoPath 2010 forms.● Recognized by Microsoft in 2012 for implementing Corporate Intranet hosting on the SharePoint 2010 platform.● Delivered partner site that generated $140,000 in reduced material costs and improved efficiency.● Realized over $100,000 in value and productivity savings in 2011 by leveraging existing collaboration technology.● Designed and deployed hundreds of websites that drove best-in-class collaboration and sharing among enterprise business units.● Educated internal and external employees/partners with the use of technology for productivity and collaboration.● Facilitated large-scale technology training sessions in North America, Latin America, and Europe. From August 2004 to September 2012 (8 years 2 months) Northfield, ILAngular Consultant @ The Nomad Programmer The Nomad Programmer is a consulting company that helps organizations accelerate their user interface (UI) development efforts on web applications. It allows organizations to bring design consistency to their web application development efforts through reusable web UI libraries and documentation. Its horizontal specialization is on leveraging the Angular framework for web application development.Responsibilities:● Build reusable styles and components to bring up to a 75% reduction in development costs for companies.● Institute automated tests and processes to set guardrails for project quality and improve developer productivity.● Guide Technology Architects and Leads on best practices using Angular 9 to scale for the enterprise.● Manage client relationships for ongoing projects.● Uncover new opportunities and viability of services to upsell to existing clients. ● Provide clients with high-level strategy and architecture for web application solutions using Angular.● Coordinate the implementation of web application solutions for clients.● Generate content marketing to help build customer trust and engagement. Chicago, ILLead Software Engineer - Contractor @ Donnelley Financial Solutions (DFIN) Donnelley Financial Solutions (DFIN) is a global financial compliance company based in Chicago, Illinois, United States. The company provides software as a service (SaaS) products, software-enabled services (SeS), print, and reporting solutions to public and private companies in the global capital and investment markets.I helped convert a SilverLight web application to a modern application. The application was a crucial product for the organization that generates $50 million in annual revenue. I guided the project team regarding UI principles, front end web application design, coding standards, and best practices.Responsibilities:● Implemented custom design system for essential web product that generates $50 million in annual revenue.● Led implementation of best practices for the frontend on a project using Angular 8+.● Enhanced communication between developers and designers by implementing Storybook.js.● Leveraged ag-Grid for new application data grid features and presentation.● Incorporated Unit and End-to-End automated testing into the CI/CD process for a web application.● Refined user stories and features for a web project.● Reviewed designs and code for quality and correct implementation.● Mentored junior team members. From June 2019 to December 2019 (7 months) ChicagoLead Software Engineer @ Private Responsibilities:● Build reusable styles and components that conform to company style guide standards.● Set direction for a team of 10-12 developers.● Perform code reviews and architecture design.● Institute automated tests and processes to set guardrails for project quality and developer productivity.● Define user stories and groom backlog for on-shore and off-shore developers.● Troubleshoot client-side code to solve difficult bugs.● Mentor and train developers on client-side development. Chicago, Illinois, United StatesSabbatical - Living abroad in Europe @ Europe I lived in Germany, learning about a different culture and people. I also used the time to grow my professional business network. I got an opportunity to understand how businesses in Berlin solve problems with web technology. From January 2018 to April 2018 (4 months) Berlin Area, Germany


Guillermo Arellano’s Personal Email Address, Business Email, and Phone Number

are curated by ContactOut on this page.

Frequently Asked Questions about Guillermo Arellano

What company does Guillermo Arellano work for?

Guillermo Arellano works for Northwestern University


What is Guillermo Arellano's role at Northwestern University?

Guillermo Arellano is Angular Frontend Developer - Contractor


What is Guillermo Arellano's personal email address?

Guillermo Arellano's personal email address is g****[email protected]


What is Guillermo Arellano's business email address?

Guillermo Arellano's business email addresses are not available


What is Guillermo Arellano's Phone Number?

Guillermo Arellano's phone (**) *** *** 383


What industry does Guillermo Arellano work in?

Guillermo Arellano works in the Information Technology and Services industry.


Who are Guillermo Arellano's colleagues?

Guillermo Arellano's colleagues are Abebe Natea, Ben Hall, Brad Snyder, Kim Brown, Vince M., Gabriel Flores, Eric Johnson, Jeff Catt, Eric Lesh, and Russell Clements


10x your recruitment & sales conversations

Contact over 200M professionals
instantly by email or phone. Reveal
personal & work email addresses, as
well as phone numbers accurately with
our ContactOut Chrome extension.

In a nutshell

Guillermo Arellano's Personality Type

Extraversion (E), Intuition (N), Feeling (F), Judging (J)

Average Tenure

1 year(s), 8 month(s)

Guillermo Arellano's Willingness to Change Jobs

Unlikely

Likely

Open to opportunity?

There's 100% chance that Guillermo Arellano is seeking for new opportunities

Guillermo Arellano's Social Media Links

/school/th...
Engage candidates 10x faster

Enjoy unlimited access and discover candidates outside of LinkedIn

one billion email addresses

One billion email addresses and counting

Everything you need to engage with more prospects.

2x More emails
vs. competitors
99% Accuracy
40+ Integrations

ContactOut is used by

76% of Fortune 500 companies

Microsoft Nestle PWC Merck Rackspace
Try ContactOut
for free today
  • 50 contacts/month
  • Works on standard LinkedIn only
  • Work emails, personal emails, mobile numbers
* 1 user per company limit
Try ContactOut for Free