Who is it for?
Full-cycle SaaS development for every type of business
No matter the size of your company, we provide top-notch solutions for SaaS software development. Let us assist you in unleashing the full potential of technology for your business needs.
01
Startups
We specialize in helping startups turn their ideas into sustainable SaaS businesses. Working closely with founders, we strive to understand their vision and align it with industry trends and target audiences. Our discovery phase ensures timely market entry without compromising on quality.
02
Small and Medium-sized Enterprises (SMEs)
Stay ahead of the competition and enhance customer experience with our custom SaaS software solutions. Our team will develop SaaS software that reflects your brand's identity, engages users, fosters loyalty, and drives conversions.
03
Enterprises
Transform your operations and boost productivity with our tailored software solutions. Collaborating closely with your organization, we identify your unique requirements and develop secure and efficient custom SaaS software that streamlines your operations.
WHAT WE DO
Our SaaS product development services
01
SaaS Strategy and Consulting
We'll work with you to define and refine your product vision, roadmap, and business requirements. We focus on understanding your target audience, market to create a product that stands out from competition.
02.
SaaS UX/UI Design
We create intuitive and engaging user experiences that keep your customers coming back. Our UX designers conduct thorough research and testing to ensure a seamless user journey.
03.
SaaS Architecture Design
Scalable and robust architecture for your SaaS product. We take into consideration your business and industry requirements to ensure that your product can grow and adapt to market needs.
04.
Web & Mobile / SaaS Development
Our team of developers uses the latest technologies and frameworks to build robust SaaS products that are compatible across all devices. We focus on creating clean, maintainable code for optimal performance.
05.
Cloud App Development and Migrating
We have expertise in setting up cloud infrastructure and migrating to cloud using services like AWS, Azure, or Google Cloud Platform.
06.
Low-code / No-code Development
Our team will help you collect, store, and manage your data efficiently using databases like MySQL, MongoDB or PostgreSQL. We also offer data analytics services to gain insights and make informed business decisions.
07.
Third-party Integrations
We can integrate your SaaS product with various third-party services such as payment gateways, marketing tools, CRM platforms and AI technologies to enhance its capabilities and reach a wider audience.
08.
SaaS QA and Testing
Our QA specialists ensure that your product meets the highest quality standards by conducting thorough testing and bug fixing. We use automated testing tools and follow agile methodologies to deliver reliable and bug-free.
WHY US
Why choose Design Key as a SaaS development company?
Your business is unique, and so should be your software. We collaborate with you tounderstand your needs, goals, and challenges to deliver software solutions that align with your vision. This is what makes us stand out:
Strategic Market Entry
If you have a startup, we can assist you in refining your idea with the discovery phase and developing a minimum viable product (MVP). Validate your ideas without bigger investments.
Tailored Solutions, Personal Approach
We study your business, target audience, and industry to create a customized development strategy and build a solution that aligns with your business goals.
Seamless User Experience
We work in team: UI/UX designers work closely with the development and QA teams to create user-centric and intuitive apps that drive business results.
Streamlined Development
We value your time and work in sprints to make our work productive and easy to track. Our agile processes ensure that the solution is delivered on schedule without compromising on quality.
Transparent Communication
Dedicated managers keep our clients consistently informed about the project status and provide a clear view of every tech decision and its results.
Post-Launch Support and Maintenance
Our support doesn't stop when the work is done. We can continue to maintain your software so that it performs well and meets the required metrics. After the launch, we can quickly fix any issues and make improvements.
OUR PROCESS
Our custom software development process:
01. Discovery
The process begins with discovery workshops to analyze the market and competitors. We work closely with the client to gather all the necessary information about the app's requirements and objectives.
02. Design
Once we have a clear understanding of the product requirements, we can proceed to design the mobile app system. We create user-friendly designs and wireframes with user flows.
03. Clickable UI Prototyping
The next step is to develop a UI prototype that represents the platform's features. It can be a demo version of your software solution that you will show to investors, stakeholders, and initial users.
04. Development
After the UI prototype is approved, our development team selects the technical stack and starts building the software. We implement all design decisions and ensure the application is quick, secure, performant, and meets requirements.
05. Release & Support
After thorough testing, we release the app on the designated platforms. Additionally, we provide ongoing support and maintenance to address any issues or updates.
06. Continuous improvement
We strive to position our clients as leaders in technology. We continually analyze emerging trends, evaluate platform performance, and assess usage metrics to identify areas for improvement and enhance platform success.
TESTIMONIALS
Read what clients and partners say about our work

“Daniel and his team have worked on several infrastructure development projects for me. They are excellent experts with exceptional client service and communication skills. Able to dig through complex project requirements and produce an end product that exceeds expectations.”

Lori Barao
Manager of Operations at MMI Direct
"I've had the pleasure of working with the Design Key that delivered quality solutions to the problems the business uncovered. The team was able to balance keeping pace with technology and delivering what was needed on time. I know this team will continue to do great things."

Ryan Hoke
Product Delivery Manager at BeerBoard
“Design Key did an excellent job by turning a concept into a working MVP. They know how to make the development process look easy, highlight underground stones, and suggest features and enhancements. Though I had a complex product, it was delivered on time and to spec.”

Ryan Wynch
Program Lead
"DesignKey is spectacular and they do consistently exceptional work. There hasn't been anything they've told me they can't do… And I've asked for a lot over the years! I could not recommend them more highly."

Henry Biggs
CEO at Eusabian Technologies
WORKS
Success of our clients
Explore our recent mobile development projects.
Industry: Business Finances
Financial Software
System Design
Software Development
Data Management
Full-stack Development
SaaS
RiVan is a platform that simplifies financial planning for businesses. It allows companies to work with financial statements, and create forecasting models for P&L, Balance Sheet, and Cash Flow using custom assumptions or manual data upload.
Industry: Construction
Data Management Platform
UI/UX Design
Web & Mobile Development
Data Management
Technical Support
SaaS
The software helps construction companies keep track of tunneling, concrete, and earthworks projects. It integrates web and mobile applications that work with real-time data, eliminate communication barriers and generate documentation.
Industries: Fintech, Healthcare
Financial Services Platform
UI/UX Design
Web & Mobile Development
Software Testing
Technical Support
SaaS
An innovative marketplace lending platform that simplifies patient financing. It connects lenders, practices and patients for fast and easy transactions, streamlined credit applications, funding sources, and helps in decision-making.
Industry: Wellness and Beauty
Booking for Beauty Industry
UI/UX Design
Web & Mobile Development
Data Management
Mobile App
Online Platform
Swiss booking platform for health, wellness, and beauty businesses. Web and mobile apps allow clients to schedule appointments, and salon managers to organize operations, manage services and earnings, and get analytics insights.
Industry: Fintech, B2B
AI Marketplace Platform
UI/UX Design
Full-stack Development
Data Management
AI Integration
Online Platform
Payblox is a pioneering fintech startup that provides a web application to match merchants with the optimal payment processor. It functions as a marketplace for processors, allowing merchants to swiftly and transparently compare options.
LOOKING FOR MORE?
Additional services
In addition to Backend and Cloud Development, Design Key also offers a range of other services to enhance your online presence and improve customer experience. These include:
Custom Software Development
We cover the full SDLC process from ideation to implementation and maintenance, developing on-premise or in-cloud software tailored to your vision and market requirements.
Mobile App Development
We specialize in creating user-friendly and visually appealing mobile apps that cater to your business goals and perform efficiently on any kind of platform.
UX and UI Design
We can create a seamless and enjoyable user experience for your customers. Our UX design services aim to improve customer engagement, retention, and conversions on your website or app.
Yes, absolutely. Our product and development team are here to assist you in validating and refining your concept, and ultimately transforming it into a fully functional software. We specialize in working with startups and recommend beginning with the discovery phase, followed by prototyping and creating a minimum viable product (MVP).
When choosing the technology stack, we carefully assess the project's requirements, goals, and specific needs. Here are the technologies we often rely on:
- For frontend development: React, NEXT.JS, Angular, Javascript, TypeScript, Webpack, Material UI, ASP.NET, and ASPNET ZERO.
- For backend development: Node.JS, Express, NEST.JS, TypeScript, ASp.net, asp.net core, REST, asp.net MVC.
- Mobile application development: React Native and Ionic.
- Databases: MYSQL, PostgreSQL, Azure SQL, MS SQL, and AirTable.
- Cloud services: Amazon AWS and Azure to develop, host, and scale cloud applications.
We use NDAs and MSAs to protect the client's intellectual property. As a software engineering and consulting company, we operate on a work-for-hire basis, and our clients retain full legal ownership of all IP.
Our account manager will assist you at each stage. We communicate closely with every client, answering daily queries, providing updates, and demo meetings. When it is time to launch, we can meet every day. Plus, we use project management tools to track requirements and progress. This allows everyone to communicate freely by commenting on specific tasks.
The timeline for custom SaaS development can vary depending on the complexity of the project, scope of work, and specific requirements. We work closely with our clients to establish realistic timelines. Usually, SaaS development projects need 4 to 9 months to go from the proof-of-concept stage to the launch.
The cost of depends on the project's complexity, size, and specific functionalities required. We offer tailored solutions to fit your budget and provide detailed pricing after understanding your unique requirements through initial consultations. We would be glad to hear about your project and give you an estimate. Please feel free to set up an intro call using a form on this page.
Ready to start your SaaS journey?
Schedule a 30-minute intro call with Daniel Killyevo, Founder and Technical Lead in Design Key. During this call, we can figure out how to assist you and what expertise is required for your project. We can also address any questions you may have and provide more information about our service.