> Markdown version of [/jobs/ext/4430949-web-application-developer](https://www.wearedevelopers.com/jobs/ext/4430949-web-application-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Web Application Developer - **Company:** The Mancil Group Inc - **Location:** Fort Worth, TX, United States - **Salary:** $80,000 - $110,000 - **Contract:** Permanent contract - **Skills:** HTML, Java (Programming Language), JavaScript (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Business Logic, Application Performance Management, Automation of Tests, C Sharp (Programming Language), Cascading Style Sheets (CSS), Software as a Service, Cloud Computing, Code Review, Databases, Continuous Integration, Data Validation, Software Debugging, Web Development, Revision Control Systems, HP Systems Insight Manager, Python (Programming Language), Node.Js, Responsive Web Design, Web Application Security, Software Deployment, Software Engineering, Software Systems, SQL Databases, Web Applications, Web Application Frameworks, Web Performance Optimization, Diagnostic Tools, ReactJS, Software Troubleshooting, Backend, Git, Vue.js, AngularJS, Restful APIs - **Published:** October 19, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=8ba70f56543408a7 ## About the Role * Experience in web development or application software development. * Knowledge of HTML, CSS, JavaScript, and responsive design principles. * Familiarity with a front-end framework such as React, Angular, or Vue. * Understanding of back-end development using technologies such as Node.js, C#, Python, or Java. * Familiarity with SQL databases, REST APIs, and version control tools such as Git. * Knowledge of debugging, testing, and web application security fundamentals. * Strong analytical, communication, and problem-solving skills. * Ability to work independently and collaborate with a development team. Preferred Skills * Experience with cloud-based application hosting and deployment. * Familiarity with automated testing and CI/CD workflows. * Understanding of accessibility and web performance optimization. * Experience with Agile development methodologies. * Knowledge of application monitoring and troubleshooting tools. ## Description The Mancil Group, Inc. is seeking a Web Application Developer to design, build, and maintain responsive web applications that support business operations and user needs. This role focuses on developing functional user interfaces, implementing server-side application logic, integrating databases and APIs, and improving application performance. The ideal candidate has a strong foundation in web development, an eye for detail, and the ability to collaborate with technical teams to deliver secure, reliable, and user-friendly software solutions., * Design, develop, and maintain web applications and interactive features. * Build responsive user interfaces using HTML, CSS, JavaScript, and modern frameworks. * Develop server-side functionality and integrate application APIs. * Connect web applications to databases and external services. * Write clean, maintainable, and well-documented code. * Test application functionality across browsers and devices. * Troubleshoot software defects, performance issues, and compatibility problems. * Implement appropriate security practices and data validation. * Collaborate with designers, developers, and stakeholders to define requirements. * Participate in code reviews, testing, and software deployment activities. * Maintain technical documentation and improve existing application features. * Monitor application performance and recommend technical enhancements.