I am a seasoned Web Developer and Marketing Specialist with 12+ years crafting digital experiences and driving successful campaigns. I specialize in CSS, HTML, JavaScript, and a broad range of marketing platforms, enabling me to lead cross-functional teams from ideation to implementation. I’m passionate about optimizing user journeys, boosting engagement, and delivering measurable business results while blending technical proficiency with marketing strategy. In every project, I blend technical skills with marketing acumen to elevate user experiences, accelerate growth, and deliver tangible outcomes for organizations. I thrive in collaborative environments and enjoy turning complex problems into clean, scalable solutions that align with brand goals and drive sustained success.

Oscar Crisantos

I am a seasoned Web Developer and Marketing Specialist with 12+ years crafting digital experiences and driving successful campaigns. I specialize in CSS, HTML, JavaScript, and a broad range of marketing platforms, enabling me to lead cross-functional teams from ideation to implementation. I’m passionate about optimizing user journeys, boosting engagement, and delivering measurable business results while blending technical proficiency with marketing strategy. In every project, I blend technical skills with marketing acumen to elevate user experiences, accelerate growth, and deliver tangible outcomes for organizations. I thrive in collaborative environments and enjoy turning complex problems into clean, scalable solutions that align with brand goals and drive sustained success.

Available to hire

I am a seasoned Web Developer and Marketing Specialist with 12+ years crafting digital experiences and driving successful campaigns. I specialize in CSS, HTML, JavaScript, and a broad range of marketing platforms, enabling me to lead cross-functional teams from ideation to implementation. I’m passionate about optimizing user journeys, boosting engagement, and delivering measurable business results while blending technical proficiency with marketing strategy.

In every project, I blend technical skills with marketing acumen to elevate user experiences, accelerate growth, and deliver tangible outcomes for organizations. I thrive in collaborative environments and enjoy turning complex problems into clean, scalable solutions that align with brand goals and drive sustained success.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Language

English
Fluent

Work Experience

Web Developer - Shopify Programmer at HairMax
December 1, 2024 - October 10, 2025
Developed responsive, custom Shopify themes using Liquid, HTML, CSS, and JavaScript. Implemented mobile optimization via CSS media queries and enhanced user experience and conversions through interactive features and site optimization, contributing to increased sales and engagement.
Web, Email, and SEO Marketing Director at YMCA of South Florida
April 1, 2024 - October 10, 2025
Led email marketing campaigns (Mailchimp, Salesforce, Pardot) from design to code, including analytics, A/B testing, drip campaigns, and follow-up sequences. Managed website optimization, SEO, analytics, paid ads, and social media campaigns to improve engagement and ROI.
Software Engineer II at Shift4Shop
July 1, 2023 - October 10, 2025
Contributed to the development and testing of new features for Shift4Shop's flagship SaaS application in an Agile/Scrum environment. Wrote clean JavaScript/jQuery, HTML5, and CSS; leveraged Azure cloud and CI/CD practices; conducted UI/UX analysis with Figma/Photoshop to enhance user experience.
Web Developer at Former Role (Mar 2014 – Aug 2017)
August 1, 2017 - October 10, 2025
Leveraged jQuery, HTML5, CSS3, Bootstrap, and JavaScript to enhance user experience; implemented HTML5 video and frame compatibility with 3dcart; managed email blasts with responsive design from conception to delivery.
Web Developer & Email Marketing Manager at Life Extension
October 1, 2018 - October 10, 2025
Led web development and email marketing efforts, creating designs and coding from scratch; oversaw personnel and projects, collaborating with POs and PMs; utilized CMS tools to update website framework and email campaigns.
Web Developer at Paper Street
February 1, 2014 - October 10, 2025
Implemented site updates using PHP, WordPress, HTML5, media queries, and responsive frameworks; built in-house CMS themes with PHP and Bootstrap; collaborated with SEO team on on-page optimization.
PHP Front End Developer at Lakeview Health
August 1, 2013 - October 10, 2025
Created responsive websites and frameworks; implemented UI enhancements using HTML5/CSS3/jQuery; developed a statistics system to measure brand strategy effectiveness for data-driven decisions.
Front End Developer at Destination Rewards
February 1, 2013 - October 10, 2025
Collaborated with Master Developer and team to enhance UI/UX using JavaScript/jQuery; employed Agile methodologies to ensure efficient delivery with stakeholders and Scrum Masters.
Web Designer at Zimmerman Advertising
April 1, 2011 - October 10, 2025
Supported creative production of E-blasts, marketing materials, and banners; contributed to web integration including MySQL and contact forms, with Flash/AS2/AS3 experiences.
Web Master at For Life Products
October 1, 2010 - October 10, 2025
Led SEO, SEM, and PPC efforts; developed Direct Response websites and managed affiliate programs, optimizing on-page and off-page factors with imaging/design enhancements.
Web Developer at Web Lady Bug
October 1, 2009 - October 10, 2025
Participated in web development, wireframes, and applications using AS2/AS3, XHTML, Ajax, and PHP; ensured responsive design.
Web Designer at Dynamix Unified Solutions
April 1, 2009 - October 10, 2025
Assisted in developing templates, graphics, and logos; contributed to interactive design and project delivery in collaboration with the Creative Director.
Web Developer - Shopify Programmer at HairMax
December 1, 2024 - October 10, 2025
Developed responsive Shopify themes using Liquid, HTML, CSS, and JavaScript. Implemented mobile-first design with CSS media queries, integrated interactive features, and optimized user experience to boost engagement and conversions. Delivered visually appealing interfaces aligned with brand goals and supported website optimization efforts to improve UX and conversions.
Web, Email, and SEO Marketing Director at YMCA OF SOUTH FLORIDA
April 1, 2024 - October 10, 2025
Spearheaded email marketing campaigns (Mailchimp, Salesforce, Pardot) from design to code, including analytics, A/B testing, drip campaigns, and follow-ups. Managed website optimization, SEO, and analytics toolchains (Google Analytics, Google Tag Manager, SEMrush, Ahrefs). Launched paid ads and social media campaigns to optimize ROI and user engagement.
Software Engineer II at Shift4Shop
July 1, 2023 - October 10, 2025
Contributed to development and testing of new features for Shift4Shop’s SaaS platform in an agile environment. Wrote clean JavaScript/jQuery/HTML5/CSS code, leveraged Azure cloud services and container workflows, and followed SDLC/CI-CD practices. Collaborated on UI/UX analysis using Figma/Photoshop to enhance user experience.
Web Developer at Shift4Shop
August 1, 2017 - October 10, 2025
Leveraged jQuery, HTML5, CSS3, Bootstrap, and JavaScript to enhance user experience. Implemented HTML5 video, built frames for 3dcart integration, and managed email blasts with responsive design from conception to delivery.
Web Developer & Email Marketing Manager at Life Extension
October 1, 2018 - October 10, 2025
Led both web development and email marketing efforts, designing and coding emails from scratch and coordinating graphic assets. Worked with Product Owners and Project Managers to ensure timely updates via Workfront CMS and Sitecore; optimized websites, emails, and campaigns for engagement and conversions.
Web Developer at Paper Street
February 1, 2014 - October 10, 2025
Performed site updates using PHP, WordPress, HTML5, and responsive frameworks. Built website themes with in-house CMS, focusing on SEO-friendly structure and responsive design.
PHP Front End Developer at Lakeview Health
August 1, 2013 - October 10, 2025
Created responsive websites and frameworks; engineered a statistics system to track brand strategy effectiveness; implemented UI enhancements with HTML5, CSS3, and jQuery.
Front End Developer at Destination Rewards
February 1, 2013 - October 10, 2025
Enhanced UI/UX with JavaScript/jQuery; collaborated with stakeholders and Scrum Master in an Agile environment; contributed to web development and optimization.
Web Designer at Zimmerman Advertising
April 1, 2011 - October 10, 2025
Supported the Creative Lead on E-blast campaigns and marketing materials; contributed to web integration, MySQL forms, and Flash/AS2/AS3 elements.
Web Master at For Life Products
October 1, 2010 - October 10, 2025
Led SEO, SEM, and PPC efforts; developed Direct Response websites; managed Google AdWords campaigns and affiliate programs; executed on-page and off-page optimization and design improvements.
Web Developer at Web Lady Bug
October 1, 2009 - October 10, 2025
Developed sites with AS2/AS3, XHTML, Ajax, and PHP; created wireframes and applications; built in-house CMS and MySQL integration for forms and sites.
Web Designer at DYNAMIX UNIFIED SOLUTIONS
April 1, 2009 - October 10, 2025
Assisted the Creative Director in template and graphic development; delivered interactive web templates and graphics for multiple projects.
Web Developer - Shopify Programmer at HairMax
December 1, 2024 - October 11, 2025
Developed responsive, custom Shopify themes using Liquid, HTML, CSS, and JavaScript. Implemented CSS media queries for mobile-first design and ensured cross-device performance. Integrated interactive features such as product carousels, accordions, and content blocks to boost engagement and conversions. Created visually compelling, brand-aligned interfaces and performed ongoing optimization to improve user experience, speed, and accessibility. Collaborated with designers and marketers to translate requirements into scalable code and maintain detailed documentation.
Web, Email, and SEO Marketing Director at YMCA OF SOUTH FLORIDA
April 1, 2024 - October 11, 2025
Spearheaded email marketing campaigns using Mailchimp, Salesforce, and Pardot from design through coding; implemented analytics, A/B testing, drip campaigns, and workflow sequences. Oversaw design and development teams to ensure branding and marketing objectives. Managed Google Analytics, SEO strategies (on-page/off-page), keywords, and tracking via Google Tag, SEMrush, HubSpot, and Ahrefs. Launched paid ads and social media campaigns, using data-driven insights to optimize performance and ROI. Led website optimization to boost user experience, engagement, and conversions.
Software Engineer II at Shift4Shop
July 1, 2023 - October 11, 2025
Contributed to the development and testing of new features for Shift4Shop's flagship SaaS application in an agile environment. Wrote clean JavaScript, jQuery, HTML5, and CSS following best practices. Proficient with Microsoft Azure and containerized apps; applied SDLC and CI/CD with Git, Git Bash, and MySQL Workbench. Collaborated with UI/UX analysis in Figma/Photoshop to improve interface aesthetics and usability.
Web Developer at Shift4Shop
August 1, 2017 - October 11, 2025
Leveraged jQuery, HTML5, CSS3, Bootstrap, JavaScript to enhance UX; implemented HTML5 video and 3dcart-compatible frames; managed email blasts and ensured responsive email design; contributed to front-end development for web apps.
Web Developer & Email Marketing Manager at Life Extension
October 1, 2018 - October 11, 2025
Led web development and email marketing; created email designs and code; graphic development for multiple media channels. Managed teams and tasks; used Workfront CMS and Sitecore to update website framework and email campaigns.
Web Developer at Paper Street
February 1, 2014 - October 11, 2025
Implemented site updates with PHP, WordPress, HTML5, media queries, and responsive frameworks. Developed website themes using in-house CMS, utilizing PHP and Bootstrap to create appealing and functional designs. Worked with the SEO team on projects involving SEO tags, meta tags, and keyword search optimization.
PHP Front End Developer at Lakeview Health
August 1, 2013 - October 11, 2025
Created responsive websites and frameworks, employing Media Queries, UI design, and advertising revenue strategies. Engineered a statistic system to track the effectiveness of brand strategy initiatives, enabling data-driven decision-making. Utilized HTML5, CSS3, and jQuery plugins to implement UI enhancements and optimize website performance.
Front End Developer at Destination Rewards
February 1, 2013 - October 11, 2025
Coordinated with Master Developer and team to enhance UI and UX using JavaScript, jQuery, and related libraries, leveraging HTML5, CSS3, and IDE tools. Used Agile methodologies to ensure efficient project delivery, involving stakeholders and Scrum Masters.
Web Designer at Zimmerman Advertising
April 1, 2011 - October 11, 2025
Supported the Creative Lead Developer in creating E-blast mail campaigns, marketing materials, and flash banners. Contributed to web integration, including MySQL and mail contact forms, while implementing Flash and AS3/AS2.
Web Master at For Life Products
October 1, 2010 - October 11, 2025
Headed SEO, SEM, and PPC efforts, developing Direct Response websites and utilizing Affiliate Programs, Google AdWords, and PPC Campaigns. Executed website optimization strategies, including on-page and off-page optimization, backlink creation, and design enhancements using Photoshop and Illustrator.
Web Developer at Web Lady Bug
October 1, 2009 - October 11, 2025
Participated in web development, creating wireframes and applications using AS2/AS3, XHTML, Ajax, and PHP. Developed website themes using in-house CMS, utilizing PHP and Bootstrap to create appealing and functional designs. Worked with the SEO team on projects involving SEO tags, meta tags, and keyword search optimization.
Web Designer at Dynamix Unified Solutions
April 1, 2009 - October 11, 2025
Assisted the Creative Director in developing templates, graphics, and logos for various projects, ensuring project success through graphic design expertise and interactive software.

Education

Bachelor’s Degree in Web Design and Interactive Media at Art Institute of Fort Lauderdale
January 1, 2012 - October 10, 2025
Associate’s Degree in Web Design and Interactive Media at Art Institute of Fort Lauderdale
January 1, 2008 - October 10, 2025
Certificate in Web Design at Sheridan Technical School
January 1, 2006 - October 10, 2025
Bachelor’s Degree in Web Design and Interactive Media at Art Institute of Fort Lauderdale
January 11, 2030 - January 1, 2012
Associate’s Degree in Web Design and Interactive Media at Art Institute of Fort Lauderdale
January 11, 2030 - January 1, 2008
Certificate, Web Design at Sheridan Technical School
January 11, 2030 - January 1, 2006
Bachelor's Degree at Art Institute of Fort Lauderdale
January 11, 2030 - January 1, 2012
Associate's Degree at Art Institute of Fort Lauderdale
January 11, 2030 - January 1, 2008
Certificate at Sheridan Technical School
January 11, 2030 - January 1, 2006

Qualifications

Certificate in Web Design
January 1, 2006 - October 10, 2025
Bachelor’s Degree in Web Design and Interactive Media
January 11, 2030 - January 1, 2012
Associate’s Degree in Web Design and Interactive Media
January 11, 2030 - January 1, 2008
Certificate, Web Design
January 11, 2030 - January 1, 2006

Industry Experience

Software & Internet, Media & Entertainment, Professional Services, Education, Healthcare, Retail, Non-Profit Organization