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Senior Web Developer and Engineering Manager with 14+ years of agency experience building interactive, content-driven websites from concept to launch. I partner with clients and designers to define the right technical approach, then build and guide implementations through QA and delivery. I lead teams, set engineering direction, and stay hands-on with complex frontend work, integrations, and problem-solving. I also bring a design background to my engineering—focusing on UX, motion/animation, and attention to detail—while using modern CMS and API integrations to deliver flexible, scalable experiences.…Senior Web Developer and Engineering Manager with 14+ years of agency experience building interactive, content-driven websites from concept to launch. I partner with clients and designers to define the right technical approach, then build and guide implementations through QA and delivery. I lead teams, set engineering direction, and stay hands-on with complex frontend work, integrations, and problem-solving. I also bring a design background to my engineering—focusing on UX, motion/animation, and attention to detail—while using modern CMS and API integrations to deliver flexible, scalable experiences.

Mark Heinsman

Web Developer, Art Director, Front-End Developer, +2

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Senior Web Developer and Engineering Manager with 14+ years of agency experience building interactive, content-driven websites from concept to launch. I partner with clients and designers to define the right technical approach, then build and guide implementations through QA and delivery. I lead teams, set engineering direction, and stay hands-on with complex frontend work, integrations, and problem-solving. I also bring a design background to my engineering—focusing on UX, motion/animation, and attention to detail—while using modern CMS and API integrations to deliver flexible, scalable experiences.…Senior Web Developer and Engineering Manager with 14+ years of agency experience building interactive, content-driven websites from concept to launch. I partner with clients and designers to define the right technical approach, then build and guide implementations through QA and delivery. I lead teams, set engineering direction, and stay hands-on with complex frontend work, integrations, and problem-solving. I also bring a design background to my engineering—focusing on UX, motion/animation, and attention to detail—while using modern CMS and API integrations to deliver flexible, scalable experiences.

Available to hire

Senior Web Developer and Engineering Manager with 14+ years of agency experience building interactive, content-driven websites from concept to launch. I partner with clients and designers to define the right technical approach, then build and guide implementations through QA and delivery.

I lead teams, set engineering direction, and stay hands-on with complex frontend work, integrations, and problem-solving. I also bring a design background to my engineering—focusing on UX, motion/animation, and attention to detail—while using modern CMS and API integrations to deliver flexible, scalable experiences.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Contract Web Developer at United Nations Women’s Peace and Humanitarian Fund

December 1, 2019 - Present

Designed and developed campaign and program-focused builds including 1000 Women Leaders, Peace Is, and the WPHF 10-year anniversary. Implemented custom features and interactive frontend work, and built flexible CMS setups to support a global team.

Engineering Manager / Senior Web Developer at HUSL Digital

April 1, 2015 - Present

Led development across interactive and content-driven web projects from early conversations through launch. Partnered with clients and designers to define technical approach, then built or guided implementation through QA and delivery. Managed developers, set technical direction, and remained hands-on for complex frontend work, integrations, and troubleshooting.

Web Developer at Affari Project

April 1, 2014 - April 1, 2015

Built and maintained responsive, CMS-driven websites for a variety of clients. Worked closely with designers and project managers to deliver on time and with quality. Increased involvement in shaping technical approach to projects.

Freelance Web Developer at RL & Co. / Wide Eye Creative / MNML Design

April 1, 2013 - Present

Provided end-to-end development support for agency client projects and stepped in when work became complex. Worked on custom features, integrations, and launch support.

Art Director at Seventh Point

January 1, 2012 - April 1, 2014

Started in the design role and progressed into Art Director before transitioning into development. Applied design background to engineering with an emphasis on UX, motion/animation, and detailed execution.