David Cotelessa

Full Stack Engineer

Burbank, California, United States26 yrs 4 mos experience

Key Highlights

  • Expert in JavaScript and modern frameworks.
  • Proven track record in Fintech and e-commerce solutions.
  • Strong mentor and collaborative team leader.
Stackforce AI infers this person is a Fullstack Developer specializing in Fintech and e-commerce solutions.

Contact

Skills

Core Skills

JavascriptReact.jsAngularjsAdvertising

Other Skills

Code ReviewNode.jsPostman APIGitHubSendGridProblem SolvingDatabasesRelational DatabasesTailwind CSSRedux.jsUnit TestingGitAWS LambdaTypeScriptCascading Style Sheets (CSS)

About

Architecting Ideas into Exceptional Digital Experiences As a seasoned software development engineer and strategic communicator, I bridge the gap between technology and business to deliver high-quality solutions that drive results. With expertise in JavaScript, Node, and a range of frameworks, I craft scalable, maintainable, and simple systems that meet business needs. Collaborative Leader and Mentor I excel in team collaboration, fostering a positive work culture through mentorship, pair programming, and constructive feedback. My clear documentation and effective communication ensure diverse groups are aligned with project goals, delivering timely results. Innovative Problem Solver and Quality Champion I tackle complex challenges by balancing technical and business considerations, identifying risk, and making pragmatic decisions. I advocate for best practices, ensuring scalability, maintainability, and simplicity in system design. Technical Expertise ⏺ Proficient in JavaScript, TypeScript, Node.js, and a range of frameworks (React.js, Next.js, Vue.js, Angular.js) ⏺ Experienced with CSS (Tailwind), PHP, HTML, and AEM ⏺ Skilled in services like Github, PostgreSQL, AWS, Terraform, Docker, MongoDB, and Google Cloud ⏺ Versatile developer with a track record for creating Chrome extensions, web applications (client-side and server-side), and mobile apps Proven Track Record Formerly at Binkey, PayPal, and Honey, I've delivered high-quality solutions in dynamic environments. Based in Los Angeles, CA, I'm looking to further leverage your teams and drive success building new applications – alongside my two feline coworkers and Zoom buddies, Sparky and Watson. I'm also enjoy obtaining the lowest character count in the daily #CSSBattle.

Experience

Binkey

Senior Full Stack Engineer (Front End)

Mar 2023Mar 2024 · 1 yr · Washington, District of Columbia, United States · Remote

  • I was tasked to update the Binkey FSA/HSA payment processor plugin for Woocommerce/Wordpress to work with other e-commerce platforms like Shopify and Magento, increasing merchant sales for healthcare products.
  • I updated the design and logic of React components of the Reimbursement web app and Rewind web app, to automatically gather receipts for reimbursement of FSA/HSA purchases, improving customer engagement significantly.
  • Projects: Web application, Woocommerce plugin, Shopify app, Chrome extension
Code ReviewNode.jsPostman APIGitHubSendGridProblem Solving+27

Paypal

Software Engineer II

Jan 2021Jan 2023 · 2 yrs · Los Angeles, California, United States · Hybrid

  • I brainstormed and implemented accessibility and localization features within the React components for the Price Comparison Chrome extension, as part of a mission to increase user engagement across 30,000 online merchants.
  • I improved the state management logic across user, store and product data across both the Honey extension and website, improving customer interaction to 17 million monthly active users and reducing product churn.
Code ReviewNode.jsScrumPostman APIReduxJira+24

Honey (joinhoney.com)

Software Developer

May 2019Jan 2021 · 1 yr 8 mos · Greater Los Angeles Area · Hybrid

  • I was initially hired to refactor, test and improve the Honey mobile iOS app.
  • I used internal analytics and A/B testing from our team and other teams to determine code improvements and optimization, resulting in a more unified and streamlined user interface across all Honey tools.
  • I improved localization and accessibility on the website and extension through converting hard-coded English content into local language files for preparing the reach of our products into other geographic markets.
  • I refactored the templates of the Honey’s "Explore" webpages, resulting in cleaner, faster builds, with more compliant code as with a more seamless user experience, introducing deep-linking to the Chrome extension.
  • Projects: Honey IOS Mobile App, Honey browser extension, Honey product website
Code ReviewNode.jsScrumPostman APIJiraiOS Development+25

Hixme insurance solutions, inc.

Frontend (Javascript) Engineer

Feb 2017Mar 2019 · 2 yrs 1 mo · Agoura Hills, CA · On-site

  • I delivered the primary consumer-facing React/Redux forms for employment healthcare enrollment to simplify onboarding and tailor plan recommendations, improving user experience.
  • I planned, researched and delivered an internal customer service tool using React for logging calls and status tracking, resulting in faster complaint resolutions, increased customer satisfaction, and analytics to improve customer interaction.
Code ReviewPostCSSProblem SolvingCSSDatabasesRelational Databases+12

Mxm (meredith xcelerated marketing)

Front End Developer

Oct 2015Oct 2016 · 1 yr · Culver City, California · On-site

  • I converted designs by the Ford design team into dynamic Angular components that geolocation and other tracking factors, streamlining user interaction to sales.
  • I researched the possible transition from Angular to Angular 2 for the frontend.
  • Project: Ford.com
AngularJSProblem SolvingTypeScriptJavaScriptDebugging

Icrossing

UI Engineer

Apr 2015Sep 2015 · 5 mos · Santa Monica, California, United States · On-site

  • I maintained and updated weekly dynamic Toyota auto ads delivered across the Toyota.com website, including localization for the Spanish audience, increasing the user engagement funnel from ad to sale.
  • Project: Toyota.com
AdvertisingProblem SolvingGitJavaScriptDebuggingBackbone.js

72andsunny

Frontend Developer

Jun 2014Mar 2015 · 9 mos · Playa Vista, CA · On-site

  • As one of the founding engineers on the interactive ad design team, I was responsible for building responsive and animated web applications for clients such as Google, Starbucks, Target, and more, with the result of increased user engagement across all projects.
  • I created team documentation to improve workflow and responsiveness on internal projects and client apps.
  • I was responsible for pixel perfect best practices and frontend standards in Actionscript to ensure client satisfaction.
  • Clients: Google, Starbucks, Target, The Truth Project, 72andsunny
AdvertisingProblem SolvingGitActionScriptJavaScriptFlash

Arsonal design

2 roles

Interactive Developer

Apr 2014May 2014 · 1 mo · Culver CIty, CA

  • I built Flash ads to be trafficked through Doubleclick, Sizmek, and other ad distribution companies.

Freelance Interactive Developer

Jan 2014Jan 2014 · 0 mo

Heavenspot - social media agency | digital creative agency

Front End Developer

Oct 2013Mar 2014 · 5 mos · Glendale, CA · On-site

  • I developed Flash games and ad banners for clients such as Netflix, WB, NBC/Universal to track and improve user engagement with brands across different social platforms.
  • I created maintainable and cross-functional Javascript widgets for Tumblr and other social sites to be branded for clients.
  • I developed web applications and content management themes for content managed websites.
  • Clients: Netflix, Warner Bros.(CW), NBC/Universal, RocketDog

Pixel modern pieces

Freelance

Jan 2005Jan 2007 · 2 yrs

Tbwa\chiat\day

Interactive Developer

Nov 2004Sep 2013 · 8 yrs 10 mos · Los Angeles, CA · On-site

  • I designed and constructed highly interactive ads as part of numerous brand campaigns, including several complex full-page banner ad takeovers delivered across many ad portals, like Doubleclick and Sizmek, on sites like MSN and Yahoo, improving viewer engagement with the brands significantly.
  • I developed custom reusable Actionscript classes and functions to improve the workflow of weekly ad production.
  • Clients: Nissan, Infiniti, Energizer, Grammys, Jimmy Dean, Visa, Pepsi, Gatorade, Playstation, Pennzoil, Kraft, Uncle Ben’s, Principal Financial, Crate & Barrel, Apple

Fluidesign

Freelance

Jan 2003Jan 2005 · 2 yrs

Real pie media

Freelance

Jan 2003Jan 2005 · 2 yrs

Blue 22

Interactive Developer

Jan 2002Jan 2003 · 1 yr

Canned interactive (aka cannery)

Graphic Designer

Jan 1999Jan 2002 · 3 yrs

The cannery

Interactive Designer

Sep 1996Sep 1999 · 3 yrs

Education

UC Irvine

Bachelor of Arts - BA

Jan 1989Jan 1994

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