Just-In-Time (JIT) is a production strategy adopted by companies in which materials, products, or services are produced or delivered only when they are needed, reducing inventory costs and waste. It’s commonly used in manufacturing to align raw material orders from suppliers directly with production schedules. This system requires accurate forecasting of demand to function effectively.


The phonetic spelling of “Just-In-Time” is: /ʤʌst-ɪn-taɪm/

Key Takeaways

  1. Just-In-Time (JIT) is a system designed to cut down on carrying costs and increase the efficiency of a business by receiving goods only as they are needed in the production process. It essentially minimizes inventory costs and maximizes efficiency.
  2. The JIT system can significantly improve a manufacturing organization’s return on investment, quality, and efficiency. However, this process requires high levels of coordination, accuracy and reliability in the supply chain. It requires strong supplier relationships and a high level of forecasting accuracy.
  3. Lastly, while the JIT approach has substantial benefits, it also carries certain risks, such as the risk of supply chain disruptions. If a supplier fails to deliver, it can halt the entire production process, leading to significant losses. Therefore, companies using JIT methods need to have risk management measures in place.


Just-In-Time is a critically important term in technology and manufacturing as it refers to a management philosophy aimed at eliminating waste and efficiency. It’s a production strategy where items are created to meet demand, not created in surplus or in advance of need. This approach significantly reduces the cost of inventory holding, improves cash flow and can increase profitability. However, to work successfully, it requires accurate forecasting and reliable suppliers. Furthermore, in the realm of programming, Just-In-Time compilation enhances the execution efficiency of programs, by turning the source code or bytecode into machine code just before they are executed. The JIT concept has therefore important implications for efficiency not only in manufacturing but in technology systems as well.


Just-In-Time (JIT) is a production methodology with the purpose of streamlining production processes by reducing the time and resources dedicated to the inventory management. It aims to cut down costs and enhance efficiency by producing goods at the exact time they are needed in the production process, hence the term “just in time”. This limits the amount of idle inventory sitting in a warehouse or on shop floors, which reduces the costs associated with storing and managing surplus inventory that could otherwise be wasted.The implementation of JIT is predominantly seen in manufacturing industries but its principles have been applied to various fields including software development, service industry, and healthcare. It’s a highly efficient strategy when executed properly, as it allows manufacturers to cater to customer’s constantly changing demands without holding unnecessary or excess inventory. However, to achieve the desired efficiency, JIT requires precise prediction and coordination of supply chain events, making an accurate forecasting and management system essential for its success.


1. Manufacturing Industry: One of the most prominent examples of Just-In-Time (JIT) technology is in the manufacturing industry, especially in automotive manufacturing. Toyota Motor Corporation is known for effectively implementing JIT to improve efficiency and reduce waste. They aim to produce vehicles according to the present demand, reducing the storage cost for excess vehicles, and ensuring that the manufacturing process is flexible enough to adapt to market changes. 2. Retail Industry: Many big retailers such as Walmart also apply the JIT system. These retailers maintain real-time data about their stock. When the inventory level reaches a certain threshold, an immediate order is placed to restock. This eliminates the need for storage space and reduces the chances of having unsold goods, thereby minimizing waste.3. Fast Food Industry: In the fast food industry, JIT is widely used to ensure that food is fresh and delivery is fast. For example, McDonald’s doesn’t start to cook its burgers until a customer has placed an order. This approach is used to maximize the freshness of the food and to ensure that ingredients are not wasted on unsold food items. It also enables businesses to respond more accurately to customers’ current demands.

Frequently Asked Questions(FAQ)

**Q1: What is Just-In-Time in technology?**A1: Just-In-Time in technology refers to a strategy used particularly in computing where resources and tasks are provided, managed, and processed as more close to the time they are really needed, minimizing waste, and improving productivity and efficiency.**Q2: Where is Just-In-Time technology often used?**A2: Just-In-Time technology is often used in various computing environments, such as cloud computing, agile software development, software as a service (SaaS) platforms, and even in supply chain management.**Q3: What are the advantages of Just-In-Time technology?**A3: Just-In-Time technology offers several advantages such as reducing waste, increasing efficiency, speeding up project completion times, lowering storage needs, and optimizing resources and processes to the specific needs of each task.**Q4: What’s the difference between Just-In-Time and Just-In-Case in technology terms?**A4: Just-In-Time refers to the delivery of resources exactly when they are needed, whilst Just-In-Case refers to the strategy of storing surplus resources or adding redundancy to the system as a safety measure for potential issues in the future. **Q5: What are the potential downsides of Just-In-Time technology?**A5: While Just-In-Time can improve efficiency, it could lead to potential issues if there are interruptions in the supply chain, unexpected increases in demand, or technical problems that prevent the timely delivery of resources.**Q6: How does Just-In-Time technology relate to Agile software development?**A6: In Agile software development, Just-In-Time technology can refer to the approach of producing or refining requirements and solutions exactly when they are needed in the development process, instead of trying to plan everything in detail from the start.**Q7: How does Just-In-Time Strategy Work in Cloud Computing?**A7: In cloud computing, a Just-In-Time approach involves provisioning computing resources exactly when they’re needed and de-provisioning them once they’re no longer necessary. This minimizes unnecessary costs and maximizes efficiency. **Q8: Is Just-In-Time technology easy to implement?**A8: The ease of implementation of Just-In-Time technology can vary and largely depends on the specifics of the system, its design, and the resources involved. It requires careful planning and potentially significant changes in traditional workflow and resource management approaches.

Related Tech Terms

  • Inventory Management
  • Supply Chain Coordination
  • Demand Forecasting
  • Lean Manufacturing
  • Kanban System

Sources for More Information


About The Authors

The DevX Technology Glossary is reviewed by technology experts and writers from our community. Terms and definitions continue to go under updates to stay relevant and up-to-date. These experts help us maintain the almost 10,000+ technology terms on DevX. Our reviewers have a strong technical background in software development, engineering, and startup businesses. They are experts with real-world experience working in the tech industry and academia.

See our full expert review panel.

These experts include:


About Our Editorial Process

At DevX, we’re dedicated to tech entrepreneurship. Our team closely follows industry shifts, new products, AI breakthroughs, technology trends, and funding announcements. Articles undergo thorough editing to ensure accuracy and clarity, reflecting DevX’s style and supporting entrepreneurs in the tech sphere.

See our full editorial policy.

More Technology Terms

Technology Glossary

Table of Contents