Senior Web Application Developer

## Senior Web Application Developer Apply locations:
New Jersey - Woodbridge time type:
Full time posted on:
Posted Todayjob requisition :

** Role Details
***
* Job Title:

** Senior Web Application Developer
*
* Location:

** Woodbridge, NJ (onsite 5 days in the office)
*
* Reports To:

** Senior Vice President
*
* Employment Type:

** Full time
** Job

Requisition :*
* ** Requisition Begin Date:
** 06/04/2026
** Help us insure it
** Tokio Marine HCC is a global industry-leading specialty insurance group, backed by the strength and stability of the Tokio Marine Group. Offering over 100 classes of specialty insurance, we empower clients to pursue opportunities confidently through our “Mind Over Risk” philosophy. More than an insurance company, we are an organization built on innovation, unity, and trust.

At our core, we are Always Advancing, driven by innovation and an entrepreneurial spirit that keeps us moving forward. Our people are Experts in Tomorrow, using curiosity and smart working to anticipate what’s next. With a culture rooted in Reaching Out, we foster genuine collaboration and support, ensuring every individual has the opportunity to succeed and make a difference.

Million Dollar Media (MDM), a high-energy division of Tokio Marine HCC Specialty Group, specializes in creating and managing exciting web applications, including sports pick’em pools, contest websites, instant win games, and internal portals. MDM is dedicated to delivering engaging digital experiences that power some of the most thrilling sweepstakes for a variety of clients.
** Role Overview
** We’re looking for a candidate with AWS exposure, strong cloud infrastructure, and application support experience to join our team and help lead the development and management of our innovative web applications.
*** Is that you?
*** This role will work closely with the Lead Developer and existing development staff to support, enhance, and modernize MDM's portfolio of online gaming, sweepstakes, sports contests, and promotional web applications.

Ideally, you will possess a strong blend of full-stack development expertise and cloud infrastructure knowledge, helping maintain current platforms while contributing to the strategic migration from our existing web-hosted environment to a fully redundant AWS architecture.

The successful candidate will serve as a senior technical contributor who can provide operational support, introduce new ideas and best practices, and function as a capable backup resource during periods when the Lead Developer is unavailable.
** Key Responsibilities
*** Design and maintain web applications using C#, ASP.NET, and related technologies
* Enhance frontend features using JavaScript, HTML, and CSS
* Develop SQL queries for data reporting and manage relational databases
* Optimize web application performance, scalability, and user experience
* Integrate contest websites with external platforms, including CRM systems and APIs
* Collaborate with UI/UX designers to create responsive and user-friendly interfaces
* Manage data exports to third-party platforms and APIs
** Role Overview
**** First 30 Days:
*** Become familiar with MDM's gaming and promotional platforms.
* Understand the existing web-hosting environment.
* Learn deployment, support, and operational processes.
* Build relationships with development team members and business stakeholders.
* Align with senior developers and the team on goals and ongoing projects.
** First 90 Days:
*** Contribute code enhancements and bug fixes to production applications.
* Begin supporting cloud infrastructure administration and monitoring activities.
* Participate in AWS migration planning and implementation efforts.
* Assume responsibility for selected application and infrastructure support functions.
* Demonstrate ability to independently troubleshoot production incidents.
* Troubleshoot and optimize website performance.
* Develop and implement new features for web applications like sports contests and instant win games.
* Coordinate with stakeholders to integrate products into client platforms.
* Write and optimize SQL queries for data management and reporting.
** What You Bring
*** 5+ years of professional software…