CREATIVITY IS OUR SUPERPOWER. It’s our heritage and it’s also our future. Because we don’t just make toys. We create innovative products and experiences that inspire fans, entertain audiences and develop children through play. Mattel is at its best when every member of our team feels respected, included, and heard—when everyone can show up as themselves and do their best work every day. We value and share an infinite range of ideas and voices that evolve and broaden our perspectives with a reach that extends into all our brands, partners, and suppliers.
Job DescriptionJob Title : .NET Program Developer
Staff Category : Developer and support analyst - D
Department : Information Technology
Reports To : Operation: MIMICS Competency Manager
Admin: MTIC Production Support Manager
Supervision Exercised : N/A
Authority for Approval : N/A
Job Summary
The .NET program developer is responsible for analyzing, designing, and developing business applications built on the .NET platform. This role ensures requirements are effectively translated into system solutions. The developer will work on system enhancements, production issues, and continuous improvements to ensure applications meet business needs, performance expectations, and compliance standards, and will take over the existing application developed by the intern.
Key Responsibilities
Application Development support
Work closely with the .NET System Analyst
Review technical designs and ensure alignment with requirements
Program coding based on the requirement, testing, and deployment phases.
Assist in code reviews and solution validation when necessary
Testing & Quality Assurance
Define test scenarios, test cases, and acceptance criteria based on requirements.
Support SIT (System integration test) and UAT (User acceptance testing)
Validate functionality and ensure it meets business expectations.
Coordinate defect tracking and resolution with development teams.
Production support and enhancement
Provide L2/L3 production support for .NET applications.
Analyze and troubleshoot system issues, perform root cause analysis (RCA).
Support application releases, patches, and enhancements.
Work proactively to identify improvement opportunities and reduce recurring issues.
Integration and Data Management
Design and support system integrations using REST APIs, Web Services, and messaging systems.
Work with SQL Server databases for data analysis, reporting, and troubleshooting.
Ensure data consistency, accuracy, and integrity across systems.
Governance, Compliance & Best Practices
Ensure adherence to SDLC, ITIL, and change management processes.
Follow security, audit, and compliance requirements.
Maintain proper version control and documentation standards.
Required Skills & Qualifications
Technical Skills
Strong experience in .NET / C#, ASP.NET, .NET Core, Java, VB, and web services.
Hands-on experience with IIS, Windows Services, and application configuration.
Strong SQL skills with SQL Server (querying, performance tuning, troubleshooting).
Experience with logging and monitoring tools.
Understanding of production environments, incident management, and ITIL concepts.
Experience with ITIL, ServiceNow, or any ticketing system process
Experience with Azure or AWS cloud environments.
Experience supporting high-volume, business-critical applications, e.g., EDI
Analytical & Functional Skills
Strong business analysis and problem-solving skills
Ability to convert business needs into technical requirements
Soft Skills
Strong analytical and problem-solving skills.
Ability to work under pressure in high-availability production environments (supporting manufacturing plants with an expected shorter resolution time)
Strong communication and presentation skills with end users and business stakeholders
Strong attention to detail and documentation discipline.
Attention to detail and structured thinking
Qualifications
Education & Experience
- Degree in computer science, Information Technology or related field (or equivalent experience)
- Min 5 years of experience in iSeries / application development or support area
- Understanding of manufacturing back office, shop floor operation and trading companies’ operation is value added
- Eager to work on-call or non regular hours (Asia time zone) whenever necessary
- Eager to travel for intensive training during the initial 6-12 months
Don’t meet every single requirement? At Mattel, we are dedicated to an inclusive workplace and a culture of belonging. If you’re excited about this role but your past experience doesn’t align perfectly with every qualification in the job description, we still encourage you to apply. You may be just the right candidate for this or other roles.
How We Work:
We are a purpose driven company aiming to empower generations to explore the wonder of childhood and reach their full potential. We live up to our purpose employing the following behaviors:
- We collaborate: Being a part of Mattel means being part of one team with shared values and common goals. Every person counts and working closely together always brings better results. Partnership is our process and our collective capabilities is our superpower.
- We innovate: At Mattel we always aim to find new and better ways to create innovative products and experiences. No matter where you work in the organization, you can always make a difference and have real impact. We welcome new ideas and value new initiatives that challenge conventional thinking.
- We execute: We are a performance-driven company. We strive for excellence and are focused on pursuing best-in-class outcomes. We believe in accountability and ownership and know that our people are at their best when they are empowered to create and deliver results.
Our Approach to Flexible Work:
We embrace a flexible work model designed to empower a culture of growth, optimism, and wellbeing, where every employee can reach their full potential. Combining purposeful in-person collaboration with flexibility, our focus is to optimize performance and drive connection for moments that matter.
Who We Are:
Mattel is a leading global toy and family entertainment company and owner of one of the most iconic brand portfolios in the world. We engage consumers and fans through our franchise brands, including Barbie, Hot Wheels, Fisher-Price, American Girl, Thomas & Friends, UNO, Masters of the Universe, Matchbox, Monster High, MEGA and Polly Pocket, as well as other popular properties that we own or license in partnership with global entertainment companies. Our offerings include toys, content, consumer products, digital and live experiences. Our products are sold in collaboration with the world’s leading retail and ecommerce companies. Since its founding in 1945, Mattel is proud to be a trusted partner in empowering generations to explore the wonder of childhood and reach their full potential.
Mattel’s award-winning workplace culture has been recognized by Forbes, Fast Company, Newsweek, Great Place to Work, TIME, and more.
Visit us at https://jobs.mattel.com/ and www.instagram.com/MattelCareers.
Mattel is an Equal Opportunity Employer where we want you to bring your authentic self to work every day. We welcome all job seekers, and all applicants will receive consideration for employment.
Videos to watch:
The Culture at Mattel
Corporate Philanthropy
Skills Required
- .NET / C#, ASP.NET, .NET Core
- Java
- VB
- REST APIs and Web Services
- IIS and Windows Services
- SQL Server (querying, performance tuning, troubleshooting)
- Logging and monitoring tools
- Knowledge of production environments, incident management, and ITIL concepts
- Experience with ServiceNow or other ticketing systems
- Experience with Azure or AWS cloud environments
- Experience supporting high-volume, business-critical applications (e.g., EDI)
- Min 5 years experience in iSeries / application development or support
- Degree in computer science, Information Technology or related field (or equivalent experience)
- Willingness to work on-call/non-regular hours (Asia time zone)
- Willingness to travel for intensive training during initial 6-12 months
- Understanding of manufacturing back office and shop floor operations
Mattel Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Mattel and has not been reviewed or approved by Mattel.
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Leave & Time Off Breadth — Leave & Time Off Breadth: Unlimited paid time off for many salaried roles, generous holiday schedules, and flexibility programs are highlighted across company materials. Practices like half‑day Fridays or end‑of‑year breaks appear in some areas, though specifics vary by team and location.
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Healthcare Strength — Healthcare Strength: Comprehensive medical, dental, vision, and disability coverage is paired with an Employee Assistance Program, mindfulness tools, and on‑site fitness centers at key locations. Recent updates add a company‑paid at‑home cancer‑screening program for those enrolled in medical plans.
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Parental & Family Support — Parental & Family Support: Paid leave for new parents, phase‑back‑to‑work options, and global fertility and family‑building resources are emphasized. Select campuses offer on‑site childcare, and adoption assistance and caregiver support are included.
Mattel Insights
What We Do
We are a purpose driven company with a mission to create innovative products and experiences that inspire, entertain, and develop children through play. We treat play as if the future depends on it — because it does. Play is our language, and we speak to our consumers authentically by representing the world as they see and imagine it. Mattel is a leading global toy company and owner of one of the strongest catalogs of children’s and family entertainment franchises in the world. We engage consumers through our portfolio of iconic brands, including Barbie, Hot Wheels, Fisher-Price, American Girl, Thomas & Friends, UNO, Masters of the Universe, Monster High and MEGA, as well as other popular intellectual properties that we own or license in partnership with global entertainment companies. Our offerings include film and television content, gaming and digital experiences, music, and live events. We operate in more than 35 locations and our products are sold in more than 150 countries in collaboration with the world’s leading retail and ecommerce companies. Mattel is recognized for the second year in a row as a Great Place to Work™ and as one of Fast Company’s Best Workplaces for Innovators in 2022.
