Application Developer II

Formosa Plastics Group; Livingston (NJ); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

Flexible spending accounts

Short-term Disability

Long-term Disability

Group Life Insurance

Tuition Reimbursement

Paid Holidays

Paid Time Off

FlexTime

Job summary

Formosa Plastics Corporation, U.S.A. in Livingston, NJ, is seeking a Full Stack .NET Developer to design, develop, and maintain enterprise web applications using the .NET Framework. You will collaborate with Business Analysts and cross-functional teams to implement solutions and ensure data integrity.

The role offers growth through ERP migration projects, mentoring teammates, and a fast-paced environment with strong emphasis on code quality, documentation, and scalable architecture.

Qualifications

• 2+ years of professional software development experience.
• 3–4 years of professional software development preferred.
• Experience with at least one web application development framework (.NET, PHP, Django, Spring, Node.js).
• MS SQL Server experience and SQL proficiency.
• Source control and CI/CD pipelines experience (Git, Azure DevOps).
• Hands-on .NET Framework development with C#.
• Experience with cloud platforms (Azure, AWS, GCP).

Responsibilities

• Collaborate with business stakeholders to review system requirements and provide technical input.
• Develop and maintain corporate web apps using .NET Framework technologies.
• Write clean, scalable code and conduct code reviews with Git/Vs/Azure DevOps.
• Develop and optimize SQL queries, stored procedures, and database schemas.
• Support deployment, testing, and troubleshooting across environments.
• Mentor team members and contribute to core meetings.

Skills

C#

ASP.NET

MS SQL Server

Git

Azure DevOps

Cloud platforms

Education

Bachelor’s degree in Computer Science or related field

Tools

GitHub

Azure DevOps

IIS

Job description

9 Peach Tree Hill Rd, Livingston, NJ 07039, USA

Job Description

Posted Friday, July 31, 2026 at 4:00 AM

Company Overview for Formosa Plastics Corporation, U.S.A.

Founded in 1978, Formosa Plastics Corporation, U.S.A. (Formosa Plastics) is a growing, vertically-integrated supplier of plastic resins and petrochemicals. With annual revenues of more than $5 billion, we employ over 2,800 people who operate 20 production units in six business divisions - Olefins, Polyolefins, Vinyl, Specialty Polyvinyl Chloride, Chlor-Alkali, and Oil & Gas.

Formosa Plastics offers a full line of polyvinyl chloride, polyethylene and polypropylene resins, caustic soda and other petrochemicals that deliver the consistency, performance and quality that customers demand. We market our polypropylene and polyethylene resins under the Formolene® tradename; we market our suspension PVC and specialty (dispersion) PVC resins under the Formolon® tradename. We also produce and sell caustic soda, ethylene dichloride, commercial bleach and hydrochloric acid.

We are committed to supplying the highest quality products and services to our customers, providing a safe and healthy workplace for our employees and contributing to the quality of life in the communities where we operate. This commitment is made possible through our dedicated people, consistent products, continued protection of the environment and ongoing investments in new product development, quality control systems and safe, modern and energy-efficient production facilities.

Formosa Plastics is a privately held company headquartered in Livingston, New Jersey. Our core business, producing plastic resins and petrochemicals, takes place at three wholly-owned chemical manufacturing subsidiaries located in Delaware City, Delaware, Baton Rouge, Louisiana and Point Comfort, Texas.

POSITION OBJECTIVE

We are seeking a highly motivated and detail-oriented Full Stack .NET Developer to join our team to elevate our engineering efforts. The ideal candidate will be responsible for the design, development, and maintenance of enterprise-level web applications leveraging the Microsoft .NET Framework. This role will work collaboratively with Business Analysts and other cross-functional team members to identify system enhancements, implement solutions, and resolve application issues. Additionally, the developer will ensure data integrity of application and supporting system and alignment with business requirements.

This is an excellent opportunity for proactive web developers of junior to senior levels to deepen their technical expertise, showcase their leadership skills by leading an operational team and contribute to mid-to-large scale projects such as our ERP migration in a collaborative, fast-paced work environment.

MAJOR AREAS OF ACCOUNTABILITY

1. Collaborate with Business Analysts, and business stakeholders to review system requirements, analyze use cases, and provide technical input solutions.
2. Develop, maintain, and enhance corporate web applications using .NET Framework technologies (C#, ASP.NET).
3. Write clean, scalable, and well-documented code following best practices and coding standards; conduct code reviews and maintain version control using Git at Azure DevOps.
4. Develop and optimize SQL queries, stored procedures, and database schemas (MS SQL Server).
5. Support deployment, testing, and troubleshooting efforts across various environments.
6. Identify system gaps, system improvements, and tooling needs to enhance the scalability and ensure system quality.
7. Assist in creating and maintaining clear and concise technical documentation and system specifications for easy reference by other engineers.
8. Actively participate and contribute to core meetings and team discussions.
9. Mentor and support team members to help broaden and develop technical skills.
10. Review, process and complete work requisition according to SOPs.
11. Troubleshoot and resolve system issues promptly to support stable business operations. Identify root causes whether related to bugs, system design, data, or processes.

QUALIFICATIONS

Previous Related Experience Required

Minimum Qualifications: 2-years of professional experience in software development, or equivalent experience.

Preferred Qualifications: 3 to 4 years of professional experience in software development, or equivalent experience.

Technical Skills Required To Perform This Job

Minimum Qualifications:

1. Experience with at least one web application development framework (e.g., .NET, PHP, Django, Spring, Node.js, etc.).
2. Solid foundation in MS SQL Server and SQL statement; experience with other relational databases is acceptable.
3. Experience with source control tools and CI/CD pipelines (e.g., Git, GitHub, Azure DevOps, etc.).
4. Hands-on experience with .NET Framework using C#.
5. Experience with cloud platforms (e.g., Azure DevOps, AWS, GCP).

Preferred Qualifications:

1. Understanding of S.O.L.I.D design principles for creating maintainable and scalable applications.
2. Experience with the integration of AI/LLM solutions in corporate settings.
3. Knowledge of IIS web server configuration and deployment.

Education

Bachelor’s degree in Computer Science, Information Technology, or a related field; or equivalent practical experience.

Health Coverage and Perks

• Excellent medical, dental, and vision insurance plans
• Flexible spending accounts for health, dependent care
• Short-term Disability
• Long-term Disability
• Group Term Life, Dependent and Supplemental Life Insurance
• Tuition Reimbursement

Work/Life Balance

• 10 Paid Holidays
• Paid Time Off for a balanced life (Vacation, Sick and Personal Time)
• FlexTime Available

Competitive Compensation

• Competitive salary, incentive/bonus, 401(k) plan with company match
• Cash Balance
• Pension Plan

9 Peach Tree Hill Rd, Livingston, NJ 07039, USA