Web Developer Jobs in Diamond Bar, CA (NOW HIRING)

DeanHouston, one of the largest B2B marketing agencies in the US, is currently looking to select a Full-Stack Web Developer to add to our high-impact Web Team.

The Web Developer is responsible for building, maintaining, and optimizing modern, scalable, and user-friendly web applications and websites. This role requires a solid command of core web technologies, an understanding of full-stack development principles, and the ability to collaborate effectively across multidisciplinary teams including designers, content writers, technical leads, and project managers.

• Develop and maintain responsive, standards-compliant front-end interfaces using HTML5, CSS3, and JavaScript.
• Work confidently with the DOM and Web APIs to create dynamic, interactive user experiences.
• Ensure web applications are performant, accessible, and optimized for multiple devices and browsers.

• Use Git for source control (preferably Github), following modern branching and merging practices.
• Participate in collaborative workflows, including code reviews and continuous integration pipelines.

• Demonstrate a working understanding of web hosting environments, including domain management, DNS, Let's Encrypt SSL and deployment.
• Exposure to cloud platforms such as AWS or Microsoft Azure is a plus, especially for tasks related to environment setup, server configuration, or deployment automation.
• Exposure to NGINX, Apache, or reverse proxy configuration.

• Advanced development knowledge of WordPress for both front-end and back-end development, including theme customization, configuration, custom post types, and content architecture.
• Understanding of and experience in WordPress plugin development and the use of hooks, filters, and custom Gutenberg development is a major plus.

• Write, debug, and maintain server-side code in PHP, integrating front-end interfaces with dynamic content and data sources.
• Use MySQL (or equivalent relational databases) to design, query, and manage structured data efficiently.
• Understand database normalization, indexing, and query optimization principles.

• Contribute to all phases of the software development lifecycle (SDLC), including planning, design, development, testing, deployment, and maintenance.
• Collaborate with technical project managers and stakeholders to estimate tasks, define scope, and ensure timely delivery.
• Provide technical expertise and guidance to internal and external discussions with coworkers, clients, and other competency teams.

• Use the Linux command line to perform common development and deployment tasks such as file management, permissions, and server interaction.
• Advanced proficiency in DevOps related tasks is considered a strong plus.

• Front-End Frameworks: Experience with React (or similar modern frameworks) for building modular, component-based UIs.
• Server-Side JavaScript: Exposure to Node.js for backend scripting, API development, Javascript-based CMS applications, or task automation.
• Scripting & Automation: Working knowledge of Python for auxiliary tasks such as data processing, scripting, or deployment tooling.
• Agentic Development: Exposure or interest in AI Agentic development; development, deployment, and curation of LLMs and AI Agents.
• Accessibility Best Practices: Experience with implementing web accessibility using modern WCAG and ADA compliance standards.

• 3-5 years of experience.
• Bachelor's degree in Computer Science, Software Development, Informatics or related field or equivalent experience.
• Strong grasp of core web concepts and an ability to apply them to real-world, scalable solutions.
• Analytical mindset with attention to performance, security, and maintainability.
• Clear and effective communication across both technical and non-technical audiences.
• Detail-oriented approach to code quality, documentation, and testing.
• Proactive learner with a passion for keeping up with evolving web standards and technologies.

• Paid time off
• Health, dental, and vision insurance package (PPO and HSA options)
• Paid parental bonding leave
• Company-paid life insurance
• 401K participation with a company match
• Company-paid short-term disability insurance
• Pet insurance
• Tools, training and the space for you to shape your career and professional growth

Salary Range

The total target compensation for this role is $65,000 - $85,000 USD annually, commensurate with experience, expertise and internal equity.