How do you help fix the problems you find?

We provide root-cause analysis for performance issues and recommend fixes such as query tuning, caching improvements, and infrastructure scaling. Our engineers can also help implement and validate improvements.

Will your app hold up when traffic spikes?

Performance & Load Testing Services

We stress-test your web apps, APIs, and stores with JMeter, k6, and Gatling, finding performance bottlenecks before your customers ever do.

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What Poor Performance Costs You

Speed and stability are not just technical metrics. They move conversions, revenue, and trust. These industry numbers show why finding bottlenecks before your customers do pays for itself.

8.4%

Higher retail conversions

Deloitte & Google, Milliseconds Make Millions

53%

Mobile visitors leave after a 3-second load

Akamai Online Retail Performance Report

7%

Conversion drop for every 100ms of added delay

Akamai Online Retail Performance Report

$300K+

Typical hourly cost of downtime for mid and large firms

ITIC 2024 Hourly Cost of Downtime Survey

Find Your Limits Before Your Customers Do

A slow page or a checkout that buckles under traffic does real damage. Visitors leave, carts get abandoned, and the revenue you spent months earning slips away in seconds. Performance and load testing answers one simple question before launch day: how much traffic can your system handle, and what breaks first?

At Pulse Software Solutions LLC, our engineers put your web applications, APIs, and stores under realistic, scripted load and measure exactly how they respond. We test for speed, scalability, and stability so your software stays fast and reliable, even at peak demand. The goal is straightforward. We help you avoid bottlenecks and prove your system is ready before real users arrive.

Based in Denver, Colorado and serving businesses across the United States since 1998, we bring a mature, repeatable testing process to every engagement. You get clear evidence of how your application behaves under pressure and a practical plan to fix what holds it back.

Our Performance Testing Capabilities

Six focused test types, used on their own or together, to prove your application is ready for real-world demand.

Load Testing

We simulate your expected traffic to confirm the system stays responsive under normal and busy conditions. You see exactly how response times hold up as concurrent users climb.

Stress Testing

We push your application past its expected limits to find the breaking point. Knowing where and how it fails lets you fix weak spots and plan capacity with confidence.

Spike Testing

Sudden surges like a flash sale, a marketing email, or a viral moment can overwhelm an unprepared system. We model those spikes so you stay online when traffic jumps fast.

Endurance Testing

Some problems only appear after hours of sustained load, such as memory leaks and slow degradation. Soak tests run extended sessions to catch issues that short tests miss.

Bottleneck Diagnosis

We pinpoint what slows you down, whether it is a database query, a third-party API, or an undersized server. You get root-cause findings, not vague symptoms.

Scalability Testing

Planning for new clients, an acquisition, or steady growth? We measure how your system scales as demand rises so you can invest in infrastructure at the right time.

Be Ready Before the Traffic Arrives

Performance testing is how you trade guesswork for evidence. Instead of hoping your busiest day goes smoothly, you walk into it knowing your system can take the load.

Peak-event readiness for holiday sales, Black Friday, product launches, and big marketing pushes
Faster page loads that protect conversions and support stronger search rankings
Confidence to scale for new clients, growth, and busy seasons across web, API, and ecommerce systems
Early detection of bottlenecks before they reach production and your customers
Capacity-planning data to right-size servers and cloud spend instead of over-provisioning
Realistic, scripted user journeys that mirror how people actually use your application

What We Measure

Every test produces clear, comparable metrics, not just a pass or fail. The same discipline runs through our automated regression suites, so performance becomes a standard part of how your software ships.

Response time and latency under load
Throughput and requests handled per second
Error rates and failed transactions

Concurrency and connection limits
Server, database, and memory utilization

Our Performance Testing Process

We follow a structured process refined over years of testing work. Each step builds on the last so you get reliable results and a clear path to better performance.

Requirements and Workload Modeling

We start by learning your performance goals, service-level targets, and the user journeys that matter most. Together we define realistic traffic patterns, peak volumes, and the conditions worth testing.

Test Environment and Tooling Setup

We configure a production-like environment and the right tools for the job, including Apache JMeter, k6, Gatling, and BlazeMeter. Where it helps, we mirror your cloud infrastructure so results reflect the real world.

Test Script Design

We script the user journeys that drive your business, parameterized with realistic data. Well-built scripts make tests repeatable and easy to rerun as your application evolves.

Load Execution and Monitoring

We run load, stress, spike, and soak tests while monitoring the full stack in real time. As virtual users ramp up, we watch response times, throughput, and resource use for the first signs of strain.

Bottleneck Analysis and Reporting

We trace slowdowns to their root cause and translate findings into a clear report. You get prioritized issues, the evidence behind them, and specific recommendations your team can act on.

Retest and Continuous Performance

After fixes are in, we retest to confirm the gains are real. We can also fold performance checks into your release pipeline so regressions are caught automatically, keeping speed and stability steady release after release.

Ready to see how your application performs under pressure? Our Denver-based team will design a test plan around your busiest day and give you the evidence to launch with confidence.

Flexible Engagement Models

Whether you need a quick health check or an ongoing performance program, we scale the engagement to fit your release schedule and budget.

Performance Audit

A fast baseline assessment of your live application. We run a focused load test, surface the most obvious bottlenecks, and give you a prioritized starting point.

Targeted Load Test

Validation for a single critical flow or an upcoming release, such as checkout or a new feature. Ideal when you need confidence on one high-stakes path before it goes live.

Full Performance Program

Comprehensive load, stress, spike, and soak testing across your web, API, and SaaS platforms. We cover the whole stack and deliver a complete performance picture.

Ongoing Performance Monitoring

Performance testing built into your release pipeline, with recurring readiness checks before each peak season. We keep watch so regressions never reach production.

FAQs

What is the difference between performance testing and load testing?

Performance testing is the umbrella term for measuring how fast, stable, and scalable your system is. Load testing is one type within it, focused on how the system behaves under an expected number of concurrent users. We also run stress, spike, and endurance tests, which examine different conditions like surges and sustained traffic.

Which tools do you use for load testing?

We work with proven, industry-standard tools including Apache JMeter, k6, Gatling, and BlazeMeter. The right choice depends on your stack and goals. We pick the tool that fits your application rather than forcing every project into one framework.

How much traffic can you simulate?

We can generate load from a handful of users up to tens of thousands of concurrent virtual users, and more when needed using distributed and cloud-based load generation. We size the test to match your real-world peak, whether that is a regional store or a national launch.

Can you test our APIs and ecommerce checkout, not just web pages?

Yes. We test web applications, REST and GraphQL APIs, ecommerce stores, and the critical paths inside them like login, search, and checkout. We also performance test native and cross-platform mobile apps and their backends.

Do you test in production or a staging environment?

We usually test in a production-like staging environment to avoid risk to live users, then confirm with carefully controlled production tests when that is appropriate. We agree the approach with you up front so there are no surprises.

How do you help us fix the problems you find?

Our report does not stop at the symptoms. We trace each slowdown to its root cause and give specific, prioritized recommendations, from query tuning to caching to scaling the right infrastructure. Where you need extra hands, our engineers can help implement the fixes and then retest to prove the improvement. And if a peak event ever does overwhelm a system, a tested backup and recovery plan keeps you protected.