9+ years
Of experience
in UI/UX design
in UI/UX design
/ 01
Responsive Web Design Services
Become a client
Your website shouldn’t just look good—it should sell, engage, and grow your brand on every device. We build high-performance, responsive websites that turn visitors into buyers.
- Offer your visitors invisible UX
The best design is the one you don’t even notice. Benefit from fluid, intuitive user journeys that adapt to every screen without friction, lag, or frustration—guiding visitors straight to action. - Get more sales
Your audience is everywhere—on mobile, tablets, desktops. If your site doesn’t convert across all devices, you’re leaving money on the table. We make sure it works flawlessly, so you don’t miss a sale. - Grow your business
A sleek, high-performing site builds trust, credibility, and loyalty. First impressions matter—and we make sure yours positions you as an industry leader that customers return to.
/ 01
$500M+
in funding secured
for our clients
for our clients
/ 02
120+
Awards backing

our excellence
our excellence
/ 03
2015
Founded, 9 years
of experience
of experience
/ 04
San Francisco
Based in heart of AI
/ 05
All-in-One Solution
From user-research to scalable design systems
we’ve got you covered
we’ve got you covered
Among our clients:
Awards
& Recognition
& Recognition
Our team’s work was honored with most of the world-known trophies
120+
Awards won all time
CSS Design
Website of the year
Awwwards
Agency of the year nominee
The Webby Awards
The FWA
Awwwards
Red Dot Awards
Behance
the drum awards
How can our Responsive Web Design Services help you?
Every poorly scaled image, glitch, misaligned button, or slow load time is costing you sales. A broken mobile or tablet user experience doesn’t just frustrate visitors—it sends them straight to your competition. We make sure that doesn’t happen to you.
Unlock More Mobile Revenue
Up to 70% of mobile users abandon sites that display incorrectly or don’t load fast. We design seamless, high-speed mobile experiences that turn visitors into buyers and keep them engaged.
Rank Higher, Get More Traffic
Google penalizes bad mobile experiences. We optimize for speed, performance, and mobile-friendliness—helping you climb the rankings, drive organic traffic, and reduce your paid ad spend.
Save Time & Money, Stop Fixing
A bad website means constant fixes, wasted money, and lost sales. Build it right from the start with a responsive design that adapts effortlessly—so you don’t have to keep patching and rebuilding.
Scale Without Headaches
Your business will grow. Your site should, too. A responsive design makes adding new pages, features, and user flows easy—without breaking everything in the process.
Our Approach to Responsive Web Design
Most websites look good but sometimes fail where it matters—speed, conversions, and scalability. We fix that. Every pixel, breakpoint, animation is designed to make you money and grow your business.
Full-Spectrum Responsive Architecture
We don’t just resize layouts—we build scalable systems that adapt flawlessly to any screen size. Because speed sells. We optimize every element—lazy-loaded images, conditional content, and lean code—so your site stays fast, frictionless, and visually powerful.
Data-Backed UX Optimization
We don’t guess. We use heat maps, user flow tracking, and real behavior data to fine-tune every interaction. The result? A website that keeps users engaged, reduces drop-offs, and maximizes conversions across all devices.
Consistent Brand Experience, Everywhere
Your brand story needs to hit the same way on every device—desktop, tablet, or phone. We create seamless user journeys that build trust, drive engagement, and keep your audience locked in.
Case studies
Portfolio of responsive web designs
Pixel-perfect execution across all platforms. See how we help brands reach bigger audiences, drive more sales, and keep their identity razor-sharp no matter the device.
Responsive Web Design Services
Clients talk about our responsive web design services
Excellence recognized by industry leaders. From Fortune 500 companies to innovative startups, see what clients say about Lazarev, one of the top responsive web design agencies.
/ 01
“Lazarev. completed the project on time and within budget. They have an admirable structure and process that worked effectively and creatively. The team is also available and responsive despite their huge time zone difference.”
/ 02
“Overall, they’ve gone above and beyond in terms of research while showing us how they’ve come up to the conclusions they have.”
Industry-Specific Excellence in Action
Our responsive design services power digital transformation across multiple sectors. Each industry faces unique challenges within website design – we solve them all.
Who We Are
and Why Us
Since 2015, Lazarev.agency has been charting new territories in the world of digital design. As a premier design systems agency, we’ve delivered over 600 projects across diverse industries, earning recognition through 120+ design awards. Our team of UX strategists, UI/UX experts, product designers, and business analysts brings a wealth of experience to every challenge.
Our journey as design system consultants has taught us that true excellence lies in creating scalable, unified design frameworks. We've refined our approach to deliver design systems that transform scattered design assets into powerful, organized systems. Whether for ambitious startups or established enterprises, we build foundations that scale, enabling faster product development, seamless team collaboration, and consistent user experiences across all touchpoints. Through systematic organization and clear documentation, we help companies evolve from fragmented designs to unified, efficient design operations.
120+
International industry awards
/ 02
600+
Successful
projects completed
projects completed
/ 03
At Lazarev.agency, we see ourselves not just as service providers, but as partners invested in your success. Whether you’re a startup aiming for Series A funding or an enterprise looking to scale, our expertise in design systems is your springboard to achieving even your most ambitious goals.
What truly sets our design system consulting apart is our unwavering focus on your business objectives. We don’t just create interfaces; we craft comprehensive design systems that serve as a foundation for sustainable growth and user satisfaction. With nine years of experience under our belt, we’ve learned that effective product design is as much about driving business outcomes as it is about visual appeal.
The process of creating responsive websites
We don’t guess—we engineer. Our process optimizes every detail for maximum engagement, conversions, and scalability.
And we want you fully involved, sharing key internal insights to fuel the smartest, most effective decisions.
01
Deep-Dive User & Market Research
Before touching a single pixel, we analyze real user behavior—what devices they use, where they drop off, and how they navigate. We identify critical conversion points and pain points, so every design decision moves you closer to your business goals.
02
Interactive Prototyping & Validation
Forget static mockups. We build interactive prototypes that simulate real user interactions across devices. Every button click, scroll, and page load is tested and refined—eliminating costly redesigns later.
03
High-Performance Responsive Development
We develop in build-test-refine cycles, ensuring your site isn’t just responsive but optimized for speed, usability, and conversions. Every element is rigorously tested across devices, browsers, and real-world scenarios before launch.
04
Continuous Optimization & Growth Scaling
We don’t just launch and leave. We track user behavior, A/B test high-impact elements, and make data-driven refinements to boost engagement and conversions—ensuring your website keeps performing at its peak as your business grows.
05
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in mind?
book a call
Share your project idea with us! Should the partnership vibe not align, we're glad to furnish you with valuable insights that could prove beneficial.
Frequently Asked
Questions
/00-1
How to choose a responsive website design agency?
Look for proven experience in your industry, a strong portfolio of mobile-responsive projects, and clear communication processes when choosing a responsive website design company. The right partner should demonstrate both technical expertise and business understanding. Additionally, ensure your responsive web design company provides ongoing support and has experience with your technology stack. Review their case studies and ask about their testing processes across different devices.
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What are the costs of mobile website design services?
The investment varies based on project complexity, ranging from $15,000 for essential business websites to $50,000+ for complex e-commerce platforms. Factors affecting cost include custom functionality, number of templates, third-party integrations, and performance optimization requirements. Each quote is tailored to your specific business needs and objectives.
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How do mobile website design differ from desktop design?
Mobile website design services prioritizes touch interactions, simplified navigation, and performance optimization for slower connections. Our approach focuses on essential content first, ensuring fast load times while maintaining brand impact. We consider factors like thumb-friendly navigation zones, simplified forms, and strategic content hierarchy for smaller screens.
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What results can I expect from responsive design?
As a responsive web development company with years of data-backed results, we've observed consistent patterns of success: mobile conversion rates typically improve by 25-40%, bounce rates decrease by 15-30%, and search rankings show measurable growth. Our clients also report stronger user engagement metrics, with increased session duration and pages per visit. Most importantly, responsive design strengthens your entire digital marketing strategy – from paid ads to email campaigns – by providing a consistent, professional experience across all devices.