JUNIOR FULL STACK DEVELOPER

About Us:

For over 100 years, Hartz has been driven by one belief: pets make life better. That belief fuels our commitment to creating innovative, trusted products that strengthen the bond between pets and their families.

Our diverse team of passionate professionals continuously reimagine what pet care can be—working collaboratively to improve the wellbeing of pets everywhere. We’re proud to offer an inclusive, flexible workplace where employees are supported, valued, and empowered to grow.

At Hartz, the work you do matters—far beyond our walls. Join us and help shape the next chapter of pet care innovation.

What We Offer …

• Hybrid Work Schedule: Enjoy flexibility with 3 days in-office and 2 days remote.
• Pet-Friendly Culture: Bring your pet to work and enjoy a casual, inclusive environment.
• Competitive Compensation & Benefits: Receive a generous 401(k) match with immediate vesting.
• Generous Paid Time Off: Enjoy up to 34 paid days off annually.
• Paid Leaves: Parental leave, Bereavement leave, and Military leave.
• Comprehensive Health Coverage: Includes Medical, Dental, Vision, Healthcare FSA, and Mental Health EAP, basic Life insurance and Disability Insurance.
• Tuition Reimbursement & Career Growth: Access to tuition reimbursement and other learning and development opportunities.
• Employee Perks: Volunteer opportunities, fun employee events, and more!

The Role …

We're seeking an ambitious Junior Full Stack Developer to join our team and help create innovative web applications that deliver exceptional user experience. In this role, you'll gain hands-on experience across the entire Software Development Life Cycle (SDLC), collaborating with experienced developers and business stakeholders to transform ideas into functional, scalable solutions. You'll contribute to frontend and backend development, participate in system design and testing activities, and help maintain applications that support critical business operations.

If you have a strong foundation in web development and a genuine curiosity for both frontend interfaces and backend systems, this is an excellent opportunity to expand your technical skills in a collaborative, hands-on environment. You’ll work with modern development technologies under the guidance of senior team members while gaining practical experience building and supporting production applications.

This position is located at our Secaucus, NJ corporate headquarters, with the flexibility to work a hybrid schedule.

Your Responsibilities …

Application Development & Full Stack Engineering

• Assist in developing, maintaining, and supporting web applications using Microsoft ASP.NET Core, CSS, HTML, IIS, Azure, and ORACLE databases
• Build responsive, interactive web application interfaces using frontend and backend technologies under team guidance
• Develop and maintain server-side logic, data structures, and REST APIs to support secure and reliable communication between frontend and backend systems

Testing & Troubleshooting

• Test applications across different browsers and devices to ensure responsiveness, efficiency, and cross-browser compatibility
• Troubleshoot, debug, and resolve basic issues across both front-end and back-end systems

Production Support, Maintenance, & Documentation

• Provide foundational support for application availability, monitor nightly batch jobs, and assist with software upgrades and data purges. Escalate critical production issues according to established procedures
• Assist with general knowledge transfer, basic application configuration changes, and fulfilling ad-hoc report requests
• Create and maintain technical documentation, setup guides, and user manuals