Web Application Developer
InterSources Inc
Web Application Developer
This is a hybrid role - 2 days remote and 3 days in the Malvern, PA office. Client is seeking a highly skilled Web Application Developer with deep expertise in WordPress, PHP, and JavaScript, and is also comfortable working within a.NET/C# environment. The ideal candidate will have a strong eye for design, a passion for clean code, and the ability to bridge the gap between front-end aesthetics and back-end functionality.
Responsibilities include:
- Design, develop, and maintain responsive and user-friendly interfaces using HTML, CSS, and JavaScript.
- Develop and maintain user interfaces using responsive front-end libraries like Bootstrap and Tailwind.
- Customize and extend WordPress themes and plugins using PHP.
- Integrate and manage WordPress within a.NET/C# environment, including editing and maintaining.cshtml files.
- Enhance user experience by implementing best practices in UI/UX design.
- Collaborate with backend developers to ensure seamless integration with APIs and databases.
- Optimize UI performance and ensure cross-browser compatibility.
- Troubleshoot and debug UI/UX issues across platforms.
- Stay up to date with emerging technologies and propose improvements to enhance user experience.
- Participate in scrum rituals, including sprint planning meetings. Ensure the team understands their objectives and commits to completing their work on an agreed-upon timeline.
Qualifications
- Expert-level proficiency in WordPress, including custom theme and plugin development.
- Experience with headless WordPress or integrating WordPress with other CMSs or frameworks.
- Strong knowledge of PHP and JavaScript (including frameworks like React).
- Extensive experience with responsive front-end libraries such as Bootstrap and Tailwind.
- Proficiency in HTML5, CSS3, and responsive design principles.
- Understanding of RESTful APIs and AJAX.
- Experience with cross-browser testing and debugging.
- Familiarity with version control systems like Git.
- Understanding of CI/CD pipelines, including Azure DevOps, GitHub Actions, or other automated build/deployment tools.
- Service-oriented mentality with a true 24/7 support and service mindset.
- Strong problem-solving skills and ability to work in a team and independently in a hybrid work environment.
Advanced WordPress Qualifications
- Architect, develop, and maintain custom WordPress solutions, including themes, plugins, and integrations.
- Perform deep optimization of the WordPress core, including performance tuning, query optimization, and minimizing load times.
- Manage advanced WordPress maintenance, including debugging core issues, handling version upgrades, and resolving complex plugin conflicts.
- Configure and maintain Linux-based hosting environments (e.g., Apache/Nginx, MySQL, PHP-FPM) for WordPress deployments.
- Set up and manage cron jobs for scheduled tasks, backups, and automated maintenance routines.
- Implement security best practices at the server and application level, including firewalls, SSL, and hardening WordPress installations.
- Monitor and troubleshoot server performance, uptime, and logs to ensure high availability and reliability.
- Use command-line tools like WP-CLI, Composer, and Git for efficient development and deployment workflows.
Additional Preferred Qualifications:
- Experience with SQL Server, MySQL or other relational databases.
- Ability to work in hybrid tech stacks, integrating WordPress with.NET/C# applications and editing.cshtml files.
- Familiarity with Visual Studio and IIS.
- Knowledge of accessibility standards (WCAG) and SEO best practices.
- Experience with task runners/build tools (e.g., Webpack, Gulp).
- Familiarity with Unit Testing and Test-Driven Development (TDD).
- Experience with Azure, AWS or other cloud-based mobile services.
Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Web Application Developer in Malvern, PA vacancy
- ...strong potential for hire. Sr Front End Developer. Must hand code in JavaScript from... ...markup and responsive webpages or native applications by understanding the layout and behavior... ...designers to realize and finalize prescribed web designs and system behaviors. Works with...SuggestedLong term contractTemporary work
- What You’ll Do Design, develop, and maintain high-performance, scalable mobile application features. Partner with product managers, designers, engineers, and platform... ...managers, PMs, customers Experience with Mobile/Web development frameworks, and micro-service architecture...SuggestedFull timeWork experience placement
- The Application Security team is responsible for the solutions and processes that secure Vanguard applications and operations. As an Application... ...Vanguard software development lifecycle (SDLC). You will help develop strategy, implement new technology, maintain technical...SuggestedFull time
- ...level system analysis, design, development, and implementation of applications and databases. Integrates third party products. Ensures that... ...and services that transform our clients' lives. To learn and develop our skills as individuals and as a team. From Malvern to...SuggestedFull timeWork experience placement
- ...Front End Developer Malvern, PA - Hybrid can send 2 ppl Job Description Required skillset: Strong foundation in web development fundamentals: TypeScript, HTML, and SCSS. Experience developing with modern web frameworks such as Angular, React...Suggested
- ...Engineer We are seeking a highly skilled Senior Front End Web Developer to join our engineering team. In this role, you will be... ...architecting and building modern, scalable, and high-performance web applications. The ideal candidate has deep expertise in both Angular and...
- ...expertise and hands-on experience building modern, scalable applications using React.js, Preact and JavaScript/TypeScript. This role focuses... ...Skills Experience with React Native. Experience using Claude Code or agentic IDEs to improve developer productivity....Work experience placement
- ...-03-06Company: HAN Staffing Provides expert level system analysis, design, development, and implementation of external facing web applications. Integrates third party products. Ensures that expected application performance levels are achieved.2. Ensures the viability of...Work experience placement
- ...in a team environment with other engineers and disciplines to develop and integrate software/hardware into complex avionics equipment... .... IS&S is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race...Permanent employmentFull time
- Exton, PADescriptionThe Applications Engineer is responsible for representing the company to customers and end users. This role focuses on delivering value by defining solutions for applications requiring specialized check and control valve designs. The position applies...Contract workSeasonal workWork at office
- ...and ways of working while maintaining execution, account continuity, and team engagement.Build the next generation of SE talent, developing leaders and technical professionals with stronger AI, software, API, industry, commercial, and account-facing capabilities.Establish...Temporary workRemote workShift work
- ...proficiency in JavaScript, spanning both client-side and server-side execution environments Robust hands-on experience with AWS services and cloud-native infrastructure Proven experience designing, developing, and operating software in distributed systems at scale...Immediate start
- ...Front End Developer Looking for a developer who is primarily front end focused. Will consider people whose recent experience is 60% to 70% front end with some back end. This person will be focused on building front end page for a portal. Looking for someone with strong...
$192.3k - $248.1k
...The application window is expected to close on: 09/21/2026 *** Please Note** **: While this is a remote position, the customers for this role stretch from Harrisburg, PA to West Virginia. The candidate must reside in a location within that area (preferably from Pittsburgh...Full timeTemporary workLocal areaRemote workFlexible hours- ...One of Insight Global's clients is seeking a backend .NET Developer to support manufacturing systems used in life science facilities... ...member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/...3 days per week
- Frontend Developer Location: Malvern, PA / Charlotte, NC - Hybrid Must Have Technical/Functional Skills Strong React experience, HTML... ..., and maintain modern, scalable, and high-performance web applications using React, JavaScript/TypeScript, and related frontend technologies...
- ...Full Stack Java Developer It will be based in Malvern, PA. 5-8 years of experience. Please see below for the job description and... ...design, development, enhancement, and maintenance of enterprise applications. This role requires strong hands-on experience in Java,...For contractors
$172k - $258k
General Information Job Title Application Engineering Architect- Enterprise Software/FA... ..., a customer stakeholder, and a team of developers and walking out with a technical plan... ...or DrawIO is a plusFamiliarity with W3C Web Components specifications and building reusable...Remote work- ...Position Summary: With direction from a Senior Applications Engineer or Manager, provides technical expertise to internal/external... ...customer machine set-up, programming, and run offs. Designs and develops machine programming processes to create parts. Responsible for...Temporary workWork at officeNight shift
- ...Contact: Mahi MahiContact Email: ****@*****.*** Phone: (***) ***-****Company: HAN Staffing Role: Hyland Alfresco Java Developer Location: Malvern, PA(Hybrid) Contract Role Responsibilities We're looking for a Hyland Alfresco Software Developer to help...Contract work
- Job ID: 26747862Reference Number: 25-01558Title: Java Developer :: Hybrid Malvern PAPosted Date: 2025-11-25Contact: Ekta ChaudharyContact... ...Batches) in Java, Spring. Experience building and running applications in AWS (ECS, Lambda, SQS, SNS, Glue, Aurora, Step Functions)....Work experience placement
- ...yrs of exp. in each of the following: (i) designing Point of Sale integration solutions; (ii) working w/ remote teams; (iii) developing w/ technologies including .NET framework & Linux; (iv) developing in 1 of the following: C++, C#, or Java; (v) writing formal...Full timeRemote workWork from home2 days per week
- ...in a team environment with other engineers and disciplines to develop and integrate software/hardware into complex avionics equipment... .... Equal Opportunity Employer/Veterans/Disabled. All qualified applicants will receive consideration without regard to race, color,...Permanent employmentFull time
£71.5k per year
Job Description Introduction \n Join a specialist technology business developing advanced systems that support critical operational capability. This is a hands-on senior engineering role where your C++ expertise will help shape sophisticated embedded solutions across...Local area3 days per week- ...analysis, design, development, testing, and implementation of applications and databases.Develop and enhance complex applications and integrate third-... ...technical skillsHands-on experience developing modern web applications using React and/or JavaScript or TypeScript....Full timeWork experience placement
$90k - $157.5k
...Corporate Functions IT team is currently seeking a senior technical developer to work in a fast pace, technology driven, customer service... ...support Fixed Income and derivatives processing for vendor applications such as SUMMIT and modifications to State Street’s own custom...Full timeTemporary workWork at officeWork from homeFlexible hours- ...level system analysis, design, development, and implementation of applications and databases. Integrates third party products. Translate... ...or enhancement projects for internal clients. Write programs, develop code, test artifacts, and produce reports. Employ software development...
- ...8-11 years of experience in designing, developing, and deploying intuitive, accessible, and... ...responsive user experiences for enterprise-grade applications and AI agent solutions leveraging the... ...5 CSS3 Strong knowledge of responsive web design. Proficiency in UX research, user...Full time
- Job Title CAI is building application to integrate ML insights into business applications and... ...CAI. The team is currently working on developing new UI applications to support Behavioral... ...Required Skills: HTML. Additional Skills: Web Developer. This is a high PRIORITY...
- ...and extensive experience with Git Experience with Spring Boot for Webservice Applications Experience with CI/CD Experience with tools like NgRx, Redux, RxJS, Angular CLI and/or NX Experience with NodeJS Experience consuming and developing REST APIs Syntricate Technologies
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Web Application Developer. Be the first to apply!
Related searches
- web associate Malvern, PA
- web programmer Malvern, PA
- web application engineer Malvern, PA
- web developer Malvern, PA
- web api developer Malvern, PA
- amazon web services engineer Malvern, PA
- remote web developer part time Malvern, PA
- ecommerce web developer Malvern, PA
- education content developer Malvern, PA
- software web developer Malvern, PA


