Building Scalable Systems - 02: Horizontal vs. Vertical Scaling
Introduction: The Role of Scaling in System Architecture
In the dynamic world of software development, scalability is a vital element in creating systems that stand the test of time. A scalable architecture ensures that an application can gracefully handle growing user demand and data loads without compromising performance. Whether it’s an e-commerce platform bracing for seasonal sales or a social media application accommodating millions of simultaneous users, scalability is the secret to maintaining a seamless user experience.
What Does Scalability Mean?
Scalability is the capability of a system to grow and manage increased workloads by adding resources without significantly affecting performance. It allows businesses to meet user demands during peak times and scale back during lulls, optimizing both performance and cost.
For example:
- A retail website must scale to handle a surge in traffic during a Black Friday sale.
- A video conferencing app needs to support more users as remote work gains popularity.
The two primary strategies to achieve scalability are horizontal scaling and vertical scaling. These approaches, along with their unique advantages and trade-offs, form the foundation of building a robust system architecture.
Why Scaling Strategies Matter
Choosing the right scaling strategy impacts the performance, reliability, and cost-efficiency of an application. Different systems and workloads require different approaches to scalability:
- Horizontal scaling (scaling out) adds more servers to distribute the workload.
- Vertical scaling (scaling up) enhances the capacity of a single server to handle increased demands.
- Diagonal scaling combines both, offering a hybrid approach.
Understanding these strategies enables architects and developers to make informed decisions tailored to their application’s needs, ensuring the system can grow alongside user demand while maintaining operational efficiency.
What This Article Will Cover
In this article, we will:
- Explore the core concepts of horizontal scaling and vertical scaling, providing clear definitions and differences.
- Analyze the advantages and disadvantages of each approach, offering insights into their practical applications.
- Dive into cost considerations and trade-offs to help you choose the most effective scaling strategy for your system.
- Present real-world scenarios where these strategies have been successfully implemented.
By the end, you’ll gain a deep understanding of how scaling works and how to apply these concepts to build systems that not only perform well under load but also remain efficient and adaptable. This knowledge is crucial for anyone involved in designing or maintaining scalable architectures in a world of ever-increasing digital demand.
Let’s begin our journey into the world of scaling strategies!
Definitions and Differences Between Horizontal and Vertical Scaling
Scaling a system effectively requires a solid understanding of two primary strategies: horizontal scaling and vertical scaling. Each method addresses scalability in unique ways and is suited to specific scenarios, depending on the application’s architecture, workload, and budget.
Horizontal Scaling: Scaling Out
Horizontal scaling, often referred to as scaling out, involves adding more machines or instances to a system to handle increased demand. Instead of upgrading the resources of a single server, horizontal scaling focuses on distributing the workload across multiple servers or nodes.
Key Characteristics of Horizontal Scaling:
- Load Distribution: Traffic and processing are spread across multiple machines, reducing the load on any single server.
- Fault Tolerance: With multiple servers, the system remains operational even if one node fails, enhancing reliability.
- Elasticity: Cloud platforms like AWS, Azure, and Google Cloud support auto-scaling, allowing resources to be added or removed dynamically based on demand.
Examples of Horizontal Scaling:
- Web Servers: Adding more instances behind a load balancer to manage high traffic during an event or promotion.
- Databases: Sharding a database across multiple nodes to distribute queries and improve performance.
Code Snippet: Horizontal Scaling with AWS Auto Scaling
# AWS Auto Scaling configuration example
Resources:
WebAppAutoScalingGroup:
Type: "AWS::AutoScaling::AutoScalingGroup"
Properties:
MinSize: 2
MaxSize: 10
DesiredCapacity: 4
LaunchConfigurationName: "WebAppLaunchConfig"
AvailabilityZones:
- "us-east-1a"
- "us-east-1b"
Vertical Scaling: Scaling Up
Vertical scaling, or scaling up, involves increasing the resources of an existing machine to handle more load. This strategy upgrades the hardware specifications, such as CPU, memory, or storage, of a single server.
Key Characteristics of Vertical Scaling:
- Simplicity: Requires no changes to the application or its deployment architecture.
- Higher Limits: A single machine can handle significantly more load when resources are upgraded.
- Dependency on Hardware: Limited by the maximum specifications of the hardware.
Examples of Vertical Scaling:
- Databases: Increasing the memory and CPU of a database server to handle larger datasets and complex queries.
- Application Servers: Upgrading from a 4-core processor to an 8-core processor to manage increased request loads.
Code Snippet: Vertical Scaling with Cloud Instances
# Example of upgrading an EC2 instance type on AWS
aws ec2 modify-instance-attribute \
--instance-id i-0abcdef1234567890 \
--instance-type "{\"Value\": \"m5.large\"}"
Horizontal vs. Vertical Scaling: Feature-Based Comparison
Feature | Horizontal Scaling | Vertical Scaling |
---|---|---|
Definition | Adding more servers to distribute the load. | Upgrading the resources of a single server. |
Limitations | Virtually unlimited with proper architecture. | Limited by the maximum hardware capacity. |
Cost | High initial setup cost, pay-as-you-grow. | Costly hardware upgrades, reduced scaling cost after. |
Complexity | Requires distributed systems and load balancers. | Simple to implement but limited scalability. |
Reliability | Highly fault-tolerant with multiple servers. | Single point of failure unless redundant. |
Understanding the differences between these two approaches is crucial in selecting the right strategy for your system. For instance:
- Horizontal scaling is ideal for distributed systems, such as web applications serving global audiences.
- Vertical scaling works well for monolithic systems or smaller workloads that don’t require distributed architecture.
With this foundational knowledge, we can now explore the specific trade-offs and advantages of these scaling strategies in real-world scenarios.
Advantages and Disadvantages of Horizontal Scaling
Horizontal scaling, also known as scaling out, is a powerful approach to handle increased system demand by adding more machines or instances to distribute the workload. While it offers remarkable advantages, it also presents some challenges that require careful consideration.
Advantages of Horizontal Scaling
-
Unlimited Scaling Potential
Horizontal scaling theoretically allows unlimited growth by adding more machines to a system. As user demand grows, additional servers can be deployed to manage the increased load.
- Example: Global companies like Netflix and Amazon use horizontal scaling to serve millions of users concurrently. By distributing the workload across multiple regions, they ensure consistent performance globally.
Code Snippet: Example of Auto Scaling in AWS
Resources: WebAppAutoScalingGroup: Type: "AWS::AutoScaling::AutoScalingGroup" Properties: MinSize: 3 MaxSize: 15 DesiredCapacity: 6 LaunchConfigurationName: "MyLaunchConfig" AvailabilityZones: - "us-west-1a" - "us-west-1b"
-
High Availability and Fault Tolerance
With horizontal scaling, systems become highly resilient because the workload is spread across multiple nodes. Even if one node fails, others continue to operate, minimizing downtime.
- Example: Content delivery networks (CDNs) like Cloudflare and Akamai leverage horizontal scaling to maintain availability even during server outages.
-
Better Suited for Distributed Applications
Horizontal scaling aligns well with distributed architectures like microservices and serverless applications, where independent components run across multiple nodes.
- Example: A microservices architecture where services such as user authentication, payment processing, and order management run on separate nodes, scaling independently based on demand.
Disadvantages of Horizontal Scaling
-
Complexity in Setup and Maintenance
Deploying and managing multiple machines introduces complexity in system architecture. Ensuring seamless communication between nodes and maintaining consistent configurations can be challenging.
- Challenge Example: Load balancing requires sophisticated algorithms to distribute traffic effectively, and misconfigurations can lead to uneven loads.
Code Snippet: Basic Load Balancer Configuration with NGINX
upstream backend { server backend1.example.com; server backend2.example.com; } server { location / { proxy_pass http://backend; } }
-
Increased Networking Overhead
As the number of nodes increases, the system generates more network traffic to synchronize data and manage requests, potentially leading to latency issues.
- Challenge Example: Applications requiring frequent database updates may experience slower performance as database shards or replicas communicate across nodes.
-
Data Consistency Challenges
Distributed systems often face challenges maintaining data consistency, especially in systems requiring real-time updates. Techniques like eventual consistency can introduce delays in reflecting changes across nodes.
- Example: Social media platforms often use eventual consistency for showing likes or comments, leading to slight delays in updates visible to all users.
Summary Table: Advantages vs. Disadvantages of Horizontal Scaling
Advantages | Disadvantages |
---|---|
Unlimited scaling potential with added servers. | Complex setup and maintenance requirements. |
High availability and fault tolerance. | Increased networking overhead with more nodes. |
Ideal for distributed architectures like microservices. | Data consistency challenges in distributed systems. |
Horizontal scaling is indispensable for building robust and distributed applications that demand high availability and scalability. However, it requires addressing the challenges of complexity, data consistency, and networking overhead with tools and best practices tailored to the application’s architecture and workload.
Advantages and Disadvantages of Vertical Scaling
Vertical scaling, also known as scaling up, involves increasing the capacity of an existing machine by upgrading its hardware resources such as CPU, memory, or storage. This approach is often straightforward to implement, especially for smaller systems, but it comes with inherent limitations and trade-offs.
Advantages of Vertical Scaling
-
Simpler to Implement for Existing Systems
Vertical scaling does not require significant changes to the application architecture. It is a quick and easy way to handle increased load by simply upgrading hardware.
- Example: Upgrading a database server from 8 GB to 32 GB of RAM to handle more queries efficiently without reconfiguring the database architecture.
Code Snippet: Example of Increasing Memory in a Cloud Server (AWS EC2)
aws ec2 modify-instance-attribute --instance-id i-1234567890abcdef0 --attribute instanceType --value t3.large
-
No Need to Modify Application Architecture
Applications designed for single-machine deployment benefit directly from increased hardware capabilities. This reduces the complexity of managing distributed systems.
- Example: Monolithic applications that do not support distributed architecture can be easily scaled vertically by upgrading the server.
-
Lower Initial Costs for Small-Scale Systems
Vertical scaling is often more cost-effective for small-scale systems or projects in their early stages.
- Example: Startups with limited resources may choose to scale vertically initially before investing in a distributed architecture.
Disadvantages of Vertical Scaling
-
Scalability Limits Based on Hardware
Vertical scaling has finite limits as hardware upgrades cannot continue indefinitely. Once a machine reaches its maximum capacity, scaling further requires migrating to horizontal scaling.
- Challenge Example: A database server can only support a certain number of concurrent connections, even with hardware upgrades.
-
Single Point of Failure
A vertically scaled system depends on a single machine. If the machine fails, the entire application may experience downtime, highlighting the lack of redundancy.
- Example: If a monolithic application running on a single high-capacity server crashes, the entire system goes offline.
-
Potential for Over-Provisioning Resources
Vertical scaling often results in over-provisioning, where resources like memory or CPU are underutilized after an upgrade. This can lead to unnecessary costs without proportional performance gains.
- Challenge Example: An e-commerce application upgrading to a server with 64 GB RAM but using only 20 GB during peak hours.
Code Snippet: Monitoring Resource Utilization to Avoid Over-Provisioning
top -o %MEM # Monitor memory usage and identify underutilized resources.
Summary Table: Advantages vs. Disadvantages of Vertical Scaling
Advantages | Disadvantages |
---|---|
Simple to implement for existing systems. | Limited scalability based on hardware capacity. |
No need for changes to application architecture. | Single point of failure risks. |
Cost-effective for small-scale systems. | Over-provisioning can lead to wasted resources. |
Vertical scaling is an excellent choice for systems in their initial stages or applications that are not designed for distributed architectures. However, it is crucial to recognize its limitations in terms of scalability and resilience. Organizations must evaluate their long-term growth and fault tolerance needs when relying solely on vertical scaling.
Cost Considerations and Trade-Offs
Scaling a system—whether horizontally or vertically—comes with its own set of cost implications and trade-offs. While both approaches aim to improve system performance and handle growing workloads, their financial impacts vary significantly. A clear understanding of these cost factors and trade-offs is crucial for making informed decisions that align with your organization’s goals and resources.
Cost Factors
-
Initial Setup Costs for Horizontal vs. Vertical Scaling
-
Horizontal Scaling:
- Initial costs can be higher as horizontal scaling often involves purchasing or provisioning multiple machines, configuring load balancers, and setting up distributed architectures.
- However, modern cloud platforms like AWS and Azure mitigate these costs by offering pay-as-you-go instances, making horizontal scaling more accessible for smaller teams.
-
Example: Scaling a web application across multiple AWS EC2 instances with an auto-scaling group.
Code Snippet: Setting Up an Auto-Scaling Group in AWS
aws autoscaling create-auto-scaling-group \ --auto-scaling-group-name my-app-scaling-group \ --launch-configuration-name my-launch-config \ --min-size 2 --max-size 10
-
Vertical Scaling:
- Vertical scaling requires fewer initial changes since it involves upgrading existing hardware (e.g., adding more CPU or memory).
- For small-scale systems, this approach is often more cost-effective as it avoids the complexity of distributed systems.
- Example: Upgrading a cloud instance to a higher tier (e.g., moving from t2.micro to t3.large on AWS).
-
-
Ongoing Maintenance and Upgrade Costs
-
Horizontal Scaling:
- Maintenance costs can escalate as the number of machines grows, requiring dedicated management for monitoring, patching, and balancing the load across instances.
- Networking costs also increase due to inter-machine communication.
-
Vertical Scaling:
- Ongoing costs may include upgrading hardware components, which can be expensive for high-end systems.
- Downtime during upgrades can add indirect costs, especially for critical systems.
-
Trade-Offs
-
Balancing Performance Needs with Budget Constraints
-
Horizontal Scaling Trade-Offs:
- Offers near-limitless scalability, but the complexity of managing multiple machines can strain resources and budgets.
- Best suited for applications that require high availability and fault tolerance, like social media platforms or e-commerce sites during sales events.
- Example: A video streaming platform scales horizontally to handle peak traffic during major live events.
-
Vertical Scaling Trade-Offs:
- Simpler and cheaper initially but has hardware-imposed scalability limits.
- Suitable for smaller-scale or monolithic applications with predictable workloads.
- Example: A small online store upgrades its database server to handle holiday traffic spikes.
-
-
ROI Considerations for Startups vs. Enterprises
-
Startups:
- Often prefer vertical scaling initially due to its simplicity and lower upfront investment.
- Horizontal scaling is adopted as the user base grows and demands increase.
-
Enterprises:
- Typically prioritize horizontal scaling due to the need for high availability, global reach, and fault tolerance.
- Example: Global enterprises like Netflix and Amazon Web Services heavily rely on horizontal scaling to maintain uptime and performance.
-
Cost Comparison Table: Horizontal vs. Vertical Scaling
Cost Factor | Horizontal Scaling | Vertical Scaling |
---|---|---|
Initial Setup Costs | Higher (multiple machines) | Lower (hardware upgrade) |
Ongoing Maintenance | Higher (networking, load balancing) | Moderate (hardware upgrades) |
Scalability Potential | Unlimited (in theory) | Limited by hardware constraints |
Complexity | High (distributed systems) | Low (single machine) |
Best Use Case | Large-scale, high-availability apps | Small to medium-scale applications |
Understanding the cost implications of horizontal and vertical scaling ensures that businesses choose the right strategy to optimize performance and resource allocation. Startups and enterprises must evaluate their immediate needs and long-term goals to strike the perfect balance between performance and cost efficiency.
Real-World Scenarios: When to Use Horizontal vs. Vertical Scaling
Understanding the practical applications of horizontal and vertical scaling is essential for choosing the right strategy to address specific business needs. Each approach has distinct advantages suited to particular scenarios, and real-world examples highlight their effectiveness in action.
Horizontal Scaling Use Cases
-
Cloud-Native Applications
-
Example: Social Media Platforms
Platforms like Facebook and Instagram rely heavily on horizontal scaling to handle millions of concurrent users. By distributing the load across multiple servers, these platforms ensure uninterrupted performance, even during peak usage hours, such as viral events or trending topics.
- Key Benefit: Horizontal scaling enables dynamic addition or removal of servers based on demand, which is critical for global reach and high availability.
- Code Snippet: Example of AWS Auto Scaling for a cloud-native application.
aws autoscaling create-auto-scaling-group \ --auto-scaling-group-name social-app-scaling-group \ --launch-configuration-name app-launch-config \ --min-size 5 --max-size 50
-
-
High-Availability Systems
- Example: E-Commerce Websites During Sales Events
Horizontal scaling is the go-to solution for e-commerce giants like Amazon during Black Friday or Cyber Monday. The ability to scale web servers, databases, and caching systems across multiple instances ensures a seamless shopping experience for millions of users.- Key Benefit: Fault tolerance is enhanced since a single server failure won’t disrupt the system. Load balancers distribute traffic efficiently to maintain performance.
- Example: E-Commerce Websites During Sales Events
Vertical Scaling Use Cases
-
Legacy Applications with Monolithic Architecture
- Many older enterprise systems were designed as monoliths, making horizontal scaling challenging due to tightly coupled components. Vertical scaling is often the only viable option for these systems, where upgrading hardware provides immediate performance improvements.
- Example: A legacy ERP system running on a single server is upgraded with additional RAM and CPUs to handle growing workloads.
- Key Benefit: Quick and simple to implement without requiring major architectural changes.
-
Scenarios Requiring Quick Fixes Without Architectural Changes
- Example: Database Performance Issues
Vertical scaling is often used for databases in small-scale applications. For instance, moving a MySQL database from a t2.medium instance to a t3.large instance on AWS can address performance bottlenecks without altering the application’s architecture.- Key Benefit: Ideal for short-term fixes when immediate performance gains are needed.
- Example: Database Performance Issues
Detailed Case Studies or Examples
-
Horizontal Scaling: Netflix
- Netflix epitomizes horizontal scaling, leveraging distributed microservices to deliver seamless streaming experiences to millions of users worldwide. By deploying services across Amazon Web Services (AWS), Netflix dynamically adjusts resources to accommodate demand spikes, such as new season releases of popular shows.
- Key Insights:
- Distributed caching and global CDNs ensure low latency.
- Kubernetes clusters orchestrate containerized microservices for scalability.
- Netflix’s resilience strategies include circuit breakers and chaos engineering to test system robustness.
-
Vertical Scaling: Small-Scale Enterprise Applications
- A small accounting software used by a local business employs vertical scaling to handle increased data processing needs. By upgrading the server hardware to include additional memory and faster CPUs, the application remains operational without requiring a costly rewrite.
- Key Insights:
- Vertical scaling provides a cost-effective solution for predictable workloads.
- However, it introduces a single point of failure, highlighting the need for regular backups.
Summary Table: Horizontal vs. Vertical Scaling Use Cases
Scenario | Horizontal Scaling | Vertical Scaling |
---|---|---|
Social Media Platforms | Distribute user load across multiple servers. | N/A (not suitable for distributed traffic). |
E-Commerce Sales Events | Ensure high availability with fault tolerance. | N/A (cannot handle massive surges). |
Legacy ERP Systems | N/A (architecture not suited for distribution). | Upgrade hardware to improve performance. |
Small-Scale Databases | May add unnecessary complexity. | Quick upgrade for better performance. |
By examining these real-world examples, businesses can determine when horizontal or vertical scaling is the most appropriate solution. Horizontal scaling excels in modern, distributed environments requiring fault tolerance and elasticity, while vertical scaling remains a reliable choice for legacy systems or quick, short-term fixes.
Code Snippets and Implementation Examples
Scalability isn’t just a theoretical concept—it’s about implementing practical solutions that adapt to growing demands. This section provides actionable examples for setting up horizontal and vertical scaling, complete with code snippets and configuration guidelines.
Setting Up a Load Balancer for Horizontal Scaling
A load balancer is essential for horizontal scaling, as it distributes incoming traffic across multiple instances to prevent overloading any single server. Below is an example of configuring horizontal scaling using AWS Elastic Load Balancer (ELB) and Nginx.
Example: Configuring an AWS Elastic Load Balancer
-
Create an application load balancer:
aws elbv2 create-load-balancer \ --name my-load-balancer \ --subnets subnet-12345abc subnet-67890def \ --security-groups sg-123456789 \ --type application
-
Register instances with the load balancer:
aws elbv2 register-targets \ --target-group-arn arn:aws:elasticloadbalancing:region:account-id:targetgroup/my-targets/123456 \ --targets Id=i-1234567890abcdef0 Id=i-0987654321fedcba0
-
Configure listeners to route traffic:
aws elbv2 create-listener \ --load-balancer-arn arn:aws:elasticloadbalancing:region:account-id:loadbalancer/app/my-load-balancer/123456 \ --protocol HTTP --port 80 \ --default-actions Type=forward,TargetGroupArn=arn:aws:elasticloadbalancing:region:account-id:targetgroup/my-targets/123456
Example: Load Balancing with Nginx
-
Install and configure Nginx as a reverse proxy for horizontal scaling:
sudo apt update && sudo apt install nginx
-
Update the Nginx configuration file (
/etc/nginx/nginx.conf
) to distribute traffic:http { upstream app_servers { server 192.168.1.101; server 192.168.1.102; server 192.168.1.103; } server { listen 80; location / { proxy_pass http://app_servers; } } }
-
Restart Nginx to apply changes:
sudo systemctl restart nginx
Example of Increasing Database Resources for Vertical Scaling
Vertical scaling focuses on enhancing the capacity of existing hardware or software resources. For databases, this often involves optimizing configurations or upgrading server specifications.
Example: Scaling PostgreSQL Database Resources
-
Increase PostgreSQL Memory Allocation:
- Modify the
postgresql.conf
file to allocate more memory for shared buffers and work memory:shared_buffers = 2GB # Allocate more memory for shared buffers work_mem = 64MB # Increase memory per query maintenance_work_mem = 512MB
- Modify the
-
Enable Parallel Query Execution:
- Adjust the number of workers for parallel processing:
max_parallel_workers_per_gather = 4 parallel_setup_cost = 1000 parallel_tuple_cost = 0.1
- Adjust the number of workers for parallel processing:
-
Restart PostgreSQL Service:
- Apply the changes by restarting the database server:
sudo systemctl restart postgresql
- Apply the changes by restarting the database server:
Example: Upgrading Database Hardware (AWS RDS)
-
Use AWS CLI to modify the instance type for an RDS database:
aws rds modify-db-instance \ --db-instance-identifier mydbinstance \ --db-instance-class db.m5.large \ --apply-immediately
-
Verify the scaling operation:
aws rds describe-db-instances \ --db-instance-identifier mydbinstance
Explanation and Key Considerations
-
Horizontal Scaling (Load Balancing):
- Load balancing is ideal for stateless applications where user sessions or data can be distributed across multiple instances.
- Challenges include ensuring session persistence (sticky sessions) and data synchronization across instances.
-
Vertical Scaling (Database Optimization):
- Effective for applications where rewriting or refactoring the architecture is impractical.
- Limited by the maximum hardware capacity available on the hosting environment.
These code examples provide practical steps for implementing scalable systems, addressing real-world challenges, and enabling seamless growth for modern applications. Whether you’re using horizontal scaling to manage web traffic or vertical scaling to optimize database performance, these strategies ensure your system is ready to handle increased demand.
Conclusion
Scaling strategies form the backbone of building robust, future-proof systems capable of handling growth and demand fluctuations. Horizontal and vertical scaling are two primary approaches, each with distinct advantages and trade-offs that suit specific use cases.
Horizontal scaling, which involves adding more machines or instances, excels in handling high availability and fault tolerance requirements. It’s particularly well-suited for distributed applications like microservices or platforms expecting unpredictable surges in traffic. However, it comes with complexities, such as maintaining data consistency across multiple nodes and increased networking overhead.
Vertical scaling, on the other hand, focuses on upgrading the existing system’s capacity, making it ideal for smaller, monolithic applications or scenarios where architectural changes aren’t feasible. Its simplicity and minimal disruption to the current setup make it attractive, but it’s constrained by hardware limits and risks creating single points of failure.
Choosing the right scaling strategy demands a careful assessment of your system’s unique requirements. Start by analyzing your current workload, growth projections, and architectural design. Horizontal scaling may be the better choice for cloud-native applications or systems demanding high availability, while vertical scaling might suffice for legacy applications or quick fixes. Cost considerations also play a critical role—balancing initial investments with long-term scalability and maintenance expenses is crucial for optimizing ROI.
For most modern systems, combining horizontal and vertical scaling—diagonal scaling—offers the best of both worlds. It allows you to expand resources incrementally while leveraging existing infrastructure, ensuring flexibility, cost efficiency, and reliability. By adopting a data-driven approach and leveraging monitoring tools to track system performance, businesses can fine-tune their scaling strategies for optimal results.
Ultimately, scalability isn’t just about handling more traffic; it’s about ensuring that your systems remain performant, cost-efficient, and resilient in the face of growing demands. By embracing the principles of horizontal and vertical scaling and understanding when and how to use each, you position your applications for sustainable growth and success.
Hi there, I’m Darshan Jitendra Chobarkar, a freelance web developer who’s managed to survive the caffeine-fueled world of coding from the comfort of Pune. If you found the article you just read intriguing (or even if you’re just here to silently judge my coding style), why not dive deeper into my digital world? Check out my portfolio at https://darshanwebdev.com/ – it’s where I showcase my projects, minus the late-night bug fixing drama.
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