Senior Web Application Developer

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 ID: 2026-539

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 development experience

Bachelor’s degree in computer science, a related field, or the equivalent education and/or experience

Application Development

Strong experience with C#, ASP.NET MVC/Core, SQL Server

Experience developing and supporting production web applications

Strong understanding of: JavaScript, HTML5, CSS3

Experience with: REST APIs, API integrations, Data exchange processes

Familiarity with frontend frameworks like React, Angular, or Vue.js

Experience with Docker and Containerization

Infrastructure & Cloud (Preferred but Optional)

2+ years supporting cloud-based or hosted web environments

AWS / Azure Certifications a plus (Solutions Architect or Developer)

Prior experience in the sweepstakes, gaming, or entertainment industries

Experience administering or supporting: Liquid Web / Similar hosting providers

Knowledge of: EC2, S3, RDS, CloudWatch

Understanding of: Load balancing, High availability, Disaster recovery

If this position sounds like a perfect fit, please apply WITH A COVER LETTER , expressing why you want to join our team.

What We Offer

Competitive salary and comprehensive benefit package

Strong learning culture with ongoing development opportunities

Opportunities for growth and career advancement

Comprehensive medical, vision, and dental coverage, with eligibility beginning on your first day of employment

Basic life and disability insurance

401(k) plan with 6% company match

20 days of PTO, two floating holidays, approximately 11 paid holidays, and volunteer time off

Paid parental leave

Access to our award-winning wellness program, including mental health services, fitness network membership, and a complimentary Headspace subscription

Student loan matching program

Employee discount program

An opportunity to do meaningful work and love what you do

Pay Transparency

The pay range for this position is $97,800 - $134,400 annually, which includes geographic adjustments, where applicable. The pay range is the range THMCC, in good faith, believes is the range of compensation for this role at the time of this posting. The hired applicant will be offered pay within the entire range based on the candidate’s geographic location, qualifications, work experience, education, and/or skill level. The Company is fully committed to ensuring equal pay opportunities for equal work regardless of color, race, sex, national origin, sexual orientation, religion, age, veteran status, disability, pregnancy, citizenship status, genetic information, or any other basis protected by federal, state, or local pay equity laws.

Disclaimer

As an insurance company, we comply with certain federal, state and local laws such as the Violent Crime Control and Law Enforcement Act of 1994 (18 USC § 1033(e)), which restricts our ability to employ individuals with certain types of criminal convictions. Where not restricted by law and for criminal history not covered by this law, the Company will consider qualified applicants with arrest or conviction history in compliance with applicable law.