What is LEAN? learn the principles that streamline every process
The aim of LEAN is to eliminate everything that is wasteful, i.e. activities that consume resources without providing value to the customer. Find out how this philosophy helps to identify unnecessary steps and immediately increase the efficiency of every process in the company.
In this article, you will learn:
LEAN eliminates waste and boosts customer value.
Focus on customer value and efficiency.
Five key principles guide LEAN.
Applicable in manufacturing, IT, and services.
Waste includes overwork, waiting, errors, and complexity.
Continuous improvement (Kaizen) is essential.
Enhances project efficiency and flexibility.
What is Lean?
LEAN is a management philosophy that focuses on two priorities: delivering maximum value to the customer and ruthlessly eliminating waste in every process. In practice, LEAN teaches organisations how to accurately identify and eliminate activities that consume resources (time, money, energy) without adding anything of value to the final product or service. Where did this approach come from? The LEAN concept originated in Japan and is an extension of the famous Toyota Production System (TPS). It was created after World War II to build a system that would respond quickly to market changes while eliminating all losses.
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Key aspects of LEAN - the foundation of Lean Management
Lean Management is a well-thought-out and structured management philosophy designed to comprehensively optimise all processes within a company. The aim of this approach is to streamline workflow (Flow) so that tasks are carried out smoothly and quickly. LEAN is based on five simple pillars that provide a framework for continuous improvement (Kaizen) within an organisation. These principles help to achieve two key objectives (mentioned earlier) in practice: maximising the value delivered to the customer and systematically eliminating all forms of waste:
Focus on customer value: the most important thing is what the customer is willing to pay for. Activities that do not add value are wasteful and should be eliminated.
Eliminating waste (muda): waste that consumes resources should be systematically eliminated.
Continuous improvement (Kaizen): Kaizen is a philosophy that means ‘change for the better’. It involves introducing continuous, small, gradual improvements by all employees.
Flow: The goal of flow is to organise work so that products or services move smoothly and without bottlenecks. Improving flow eliminates blockages and shortens order fulfilment times.
Just-in-time production: JIT is the delivery of components and information exactly when they are needed. This minimises storage costs and the risk of excess inventory.
LEAN beyond manufacturing - its application in IT and services
Although the LEAN philosophy originated in Toyota factories (Lean Manufacturing), it has long since moved beyond the production floor. Its universal principles, focusing on eliminating waste (muda) and creating value for the customer, are equally effective in office and service environments, including the IT and services sectors. Here, the ‘product’ is often code, a service, information or a process. Although there are no machines here, waste is the same, only in digital form:
Overwork: developing features or code that the end customer will never use.
Waiting: wasting time while developers wait for approval, code review, or a ready testing environment.
Errors and defects: all bugs and crashes that require subsequent fixes and delay delivery.
Overly complex processes: excessive bureaucracy, complicated systems, or tons of documents and reports that no one reads.
Deadweight: old, outdated tasks that pile up and accumulate in the project backlog.
Thanks to LEAN, teams can track down these digital losses and focus on delivering real value. This philosophy integrates perfectly with popular agile project management methodologies such as Scrum and Kanban. To see the entire software development path and quickly diagnose slowdowns, Lean teams rely on visual tools. These tools help them understand value stream mapping (VSM), identifying bottlenecks with precision.
LEAN in project management - driving efficiency and responsiveness
The LEAN philosophy provides project teams with a solid framework that allows them not only to complete the task, but to do so optimally. Thanks to LEAN, the project consumes fewer resources and less time, while delivering a higher quality product. Below, I explain how LEAN supports the achievement of project goals:
LEAN requires a clear definition of what the customer considers to be value. This allows tasks that do not contribute to the main objective (e.g. unnecessary documentation) to be immediately rejected, which increases the effectiveness of activities.
The Flow rule aims to eliminate downtime and bottlenecks in the process. Visual tools, such as Kanban, help to quickly remove obstacles, which increases the speed of the project.
The Just-in-Time (JIT) approach delivers resources only when they are needed. This minimises waste in the form of waiting and excess inventory (e.g., outdated tasks in the plan).
The Kaizen principle ensures that the team learns and improves its processes at each stage, becoming faster and more efficient.
Thanks to Lean Management, project team members can respond more efficiently to changes. Through continuous improvement (Kaizen) and waste elimination, project goals are achieved faster and more effectively. And the entire process, including project budget control, becomes simpler with the use of the right project management system. By taking full advantage of the robust FlexiProject integrations, the platform streamlines workflow and efficiently supports the implementation of Lean principles.
Summary: LEAN as a philosophy of eliminating waste and creating value across business functions
LEAN is a management philosophy that works in every company and industry. Its main goal is simple: striving for excellence by eliminating waste and continuously creating maximum value for the customer. Whether you are involved in manufacturing, IT or project management, implementing LEAN principles automatically leads to increased efficiency, greater flexibility and, ultimately, better business results.
AUTHOR
Włodzimierz Makowski
CEO FlexiProject
Włodzimierz is a board member at FlexiProject and an expert in project management. Over the past 20 years, he has gained extensive experience working with international companies on the delivery of dozens of large-scale projects - today, he passionately applies this expertise in developing the FlexiProject system. He leads the team responsible for its development, implementation, and promotion, helping modern businesses achieve their goals.