Web Developer II

Please be aware of recruiting scams!
All legitimate communication from our recruitment team will come from an official email address via email, we will not text you about a role you have not applied to or shown interest in. We will not perform any interviews via text or Zoom chat.

CALSTART does not ask for any fees or personal information such as social security numbers or bank details during the recruitment process.

About Us :

CALSTART is a mission-driven industry organization focused on transportation decarbonization and clean air for all.

For over 30 years, it’s been CALSTART ’s mission to develop, assess, and implement large-scale, zero-emission transportation solutions to mitigate climate change and support economic growth. CALSTART works with businesses, organizations, governments, and communities to create real-life impact toward clean air and equitable access to clean transportation for all. CALSTART provides scientific, technical and policy support for regulatory development and clean technology and infrastructure acceleration.
About The Role

​​The Web Developer will support the development, maintenance, and continuous improvement of CALSTART ’s portfolio of websites, helping advance our mission through accessible, reliable, and engaging digital experiences. This role will build and update web pages, develop custom website functionality, troubleshoot technical issues, improve site performance, and help ensure CALSTART ’s websites meet security, accessibility, and usability standards.

Working within the Marketing Department’s Web Team and reporting to the Senior Website Manager, this position will collaborate with marketing, design, communications, program teams, and external partners to bring digital projects to life. This is an opportunity to contribute to high-impact websites and campaigns while supporting an organization working to accelerate clean transportation and create healthier communities.​

Duties & Responsibilities
* Develop, maintain, and enhance CALSTART websites, landing pages, and web applications using WordPress, PHP, HTML, CSS, JavaScript, and MySQL.
* Independently manage assigned CALSTART web properties, including routine maintenance, technical troubleshooting, testing, deployments, and post-launch support.
* Build and modify WordPress themes, templates, reusable components, blocks, plugins, and custom functionality.
* Translate approved designs and business requirements into responsive, accessible, and user-friendly web experiences that meet WCAG 2.2 AA standards.
* Support website launches, redesigns, migrations, integrations, and strategic projects, including the upcoming CALSTART .org rebrand and rebuild.
* Develop and maintain integrations with REST APIs, forms, analytics platforms, CRM systems, Salesforce, and other third-party services.
* Collaborate with the Senior Web Developer, designers, Marketing, IT, program teams, and other stakeholders throughout planning, development, quality assurance, and launch.
* Monitor and improve website performance, security, accessibility, uptime, scalability, and Core Web Vitals across CALSTART ’s web portfolio.
* Maintain technical documentation and contribute to development standards, reusable components, testing practices, deployment procedures, and Web Team workflows.

Qualifications
* Bachelor’s degree in computer science, web development, software engineering, or a related field, or equivalent professional experience.
* Five or more years of professional web development experience, including experience developing and maintaining WordPress websites.
* Strong proficiency in HTML5, CSS3, responsive design, modern JavaScript, and building or modifying WordPress themes, templates, blocks, plugins, or custom functionality.
* Working knowledge of PHP, MySQL, REST APIs, third-party web services, and Git-based development workflows.
* Experience applying web accessibility standards, preferably WCAG 2.1 or newer, along with an understanding of